Synthesis failed for java-firestore

Hello! Autosynth couldn't regenerate java-firestore. :broken_heart:
Here's the output from running synth.py:
ava/com/google/firestore/v1/BatchWriteResponse.java.
2020-09-18 14:47:47,631 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpc5r9fubl/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/TransactionOptionsOrBuilder.java.
2020-09-18 14:47:47,631 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpc5r9fubl/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/CommitResponseOrBuilder.java.
2020-09-18 14:47:47,632 synthtool [INFO] > Replaced 'package com.google.firestore.v1;' in /tmpfs/tmp/tmpc5r9fubl/google-cloud-firestore-v1-java/grpc-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/FirestoreGrpc.java.
2020-09-18 14:47:47,761 synthtool [INFO] > Running java formatter on 1 files
2020-09-18 14:47:50,212 synthtool [INFO] > Running java formatter on 95 files
2020-09-18 14:48:01,641 synthtool [INFO] > Running java formatter on 91 files
2020-09-18 14:48:08,181 synthtool [DEBUG] > Generating code for: //firestore:google-cloud-firestore-bundle-v1-java.
2020-09-18 14:48:08,315 synthtool [ERROR] > Failed executing bazel --max_idle_secs=240 build //firestore:google-cloud-firestore-bundle-v1-java:

Loading:
Loading: 0 packages loaded
DEBUG: Rule 'com_github_grpc_grpc' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "6a327f757b86469336169580199274ea37fe759489406c4da5d389bee637065d"
DEBUG: Call stack for the definition of repository 'com_github_grpc_grpc' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:113:1
DEBUG: Rule 'com_google_api_gax_java' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4638977c21dcb471914d051da5fcd767cc28f2b84086acffd61adddf60136161"
DEBUG: Call stack for the definition of repository 'com_google_api_gax_java' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:146:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "678005370af4f7ecd6fb6601aa32712c3998fa1ef151377686dd3f78705fe7ed"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.125s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-18 14:48:08,368 autosynth [ERROR] > Synthesis failed
2020-09-18 14:48:08,368 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-18 14:48:08,412 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-18 14:48:08,437 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.

Autosynth is still having trouble generating java-firestore. :sob:
Here's the output from running synth.py:
-v1-java/src/main/java/com/google/firestore/v1/ListenRequestOrBuilder.java.
2020-09-19 01:51:33,047 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmp21gfi9p4/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/TargetChangeOrBuilder.java.
2020-09-19 01:51:33,048 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmp21gfi9p4/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/Cursor.java.
2020-09-19 01:51:33,049 synthtool [INFO] > Replaced 'package com.google.firestore.v1;' in /tmpfs/tmp/tmp21gfi9p4/google-cloud-firestore-v1-java/grpc-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/FirestoreGrpc.java.
2020-09-19 01:51:33,211 synthtool [INFO] > Running java formatter on 1 files
2020-09-19 01:51:36,156 synthtool [INFO] > Running java formatter on 95 files
2020-09-19 01:51:50,513 synthtool [INFO] > Running java formatter on 91 files
2020-09-19 01:51:58,357 synthtool [DEBUG] > Generating code for: //firestore:google-cloud-firestore-bundle-v1-java.
2020-09-19 01:51:58,538 synthtool [ERROR] > Failed executing bazel --max_idle_secs=240 build //firestore:google-cloud-firestore-bundle-v1-java:

Loading:
Loading: 0 packages loaded
DEBUG: Rule 'com_github_grpc_grpc' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "6a327f757b86469336169580199274ea37fe759489406c4da5d389bee637065d"
DEBUG: Call stack for the definition of repository 'com_github_grpc_grpc' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:113:1
DEBUG: Rule 'com_google_api_gax_java' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4638977c21dcb471914d051da5fcd767cc28f2b84086acffd61adddf60136161"
DEBUG: Call stack for the definition of repository 'com_google_api_gax_java' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:146:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "678005370af4f7ecd6fb6601aa32712c3998fa1ef151377686dd3f78705fe7ed"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.167s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-19 01:51:58,604 autosynth [ERROR] > Synthesis failed
2020-09-19 01:51:58,605 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-19 01:51:58,652 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-19 01:51:58,680 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.

Autosynth is still having trouble generating java-firestore. :sob:
Here's the output from running synth.py:
restore-v1-java/src/main/java/com/google/firestore/v1/DocumentOrBuilder.java.
2020-09-19 14:48:17,205 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpqqemyqw6/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/MapValueOrBuilder.java.
2020-09-19 14:48:17,205 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpqqemyqw6/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/Document.java.
2020-09-19 14:48:17,207 synthtool [INFO] > Replaced 'package com.google.firestore.v1;' in /tmpfs/tmp/tmpqqemyqw6/google-cloud-firestore-v1-java/grpc-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/FirestoreGrpc.java.
2020-09-19 14:48:17,358 synthtool [INFO] > Running java formatter on 1 files
2020-09-19 14:48:19,871 synthtool [INFO] > Running java formatter on 95 files
2020-09-19 14:48:32,279 synthtool [INFO] > Running java formatter on 91 files
2020-09-19 14:48:39,214 synthtool [DEBUG] > Generating code for: //firestore:google-cloud-firestore-bundle-v1-java.
2020-09-19 14:48:39,358 synthtool [ERROR] > Failed executing bazel --max_idle_secs=240 build //firestore:google-cloud-firestore-bundle-v1-java:

Loading:
Loading: 0 packages loaded
DEBUG: Rule 'com_github_grpc_grpc' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "6a327f757b86469336169580199274ea37fe759489406c4da5d389bee637065d"
DEBUG: Call stack for the definition of repository 'com_github_grpc_grpc' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:113:1
DEBUG: Rule 'com_google_api_gax_java' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4638977c21dcb471914d051da5fcd767cc28f2b84086acffd61adddf60136161"
DEBUG: Call stack for the definition of repository 'com_google_api_gax_java' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:146:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "678005370af4f7ecd6fb6601aa32712c3998fa1ef151377686dd3f78705fe7ed"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.134s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-19 14:48:39,426 autosynth [ERROR] > Synthesis failed
2020-09-19 14:48:39,427 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-19 14:48:39,471 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-19 14:48:39,496 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.

Autosynth is still having trouble generating java-firestore. :sob:
Here's the output from running synth.py:
re-v1-java/src/main/java/com/google/firestore/v1/CommonProto.java.
2020-09-20 01:47:28,460 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpjqc8t_le/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/DocumentDelete.java.
2020-09-20 01:47:28,460 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpjqc8t_le/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/CommitRequestOrBuilder.java.
2020-09-20 01:47:28,462 synthtool [INFO] > Replaced 'package com.google.firestore.v1;' in /tmpfs/tmp/tmpjqc8t_le/google-cloud-firestore-v1-java/grpc-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/FirestoreGrpc.java.
2020-09-20 01:47:28,597 synthtool [INFO] > Running java formatter on 1 files
2020-09-20 01:47:31,074 synthtool [INFO] > Running java formatter on 95 files
2020-09-20 01:47:42,793 synthtool [INFO] > Running java formatter on 91 files
2020-09-20 01:47:49,791 synthtool [DEBUG] > Generating code for: //firestore:google-cloud-firestore-bundle-v1-java.
2020-09-20 01:47:49,982 synthtool [ERROR] > Failed executing bazel --max_idle_secs=240 build //firestore:google-cloud-firestore-bundle-v1-java:

Loading:
Loading: 0 packages loaded
DEBUG: Rule 'com_github_grpc_grpc' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "6a327f757b86469336169580199274ea37fe759489406c4da5d389bee637065d"
DEBUG: Call stack for the definition of repository 'com_github_grpc_grpc' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:113:1
DEBUG: Rule 'com_google_api_gax_java' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4638977c21dcb471914d051da5fcd767cc28f2b84086acffd61adddf60136161"
DEBUG: Call stack for the definition of repository 'com_google_api_gax_java' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:146:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "678005370af4f7ecd6fb6601aa32712c3998fa1ef151377686dd3f78705fe7ed"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.182s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-20 01:47:50,041 autosynth [ERROR] > Synthesis failed
2020-09-20 01:47:50,041 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-20 01:47:50,083 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-20 01:47:50,107 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.

Autosynth is still having trouble generating java-firestore. :sob:
Here's the output from running synth.py:
ava/com/google/firestore/v1/WriteResult.java.
2020-09-20 14:48:04,525 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmp42o2dl45/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/DocumentChangeOrBuilder.java.
2020-09-20 14:48:04,525 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmp42o2dl45/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/BatchGetDocumentsResponseOrBuilder.java.
2020-09-20 14:48:04,526 synthtool [INFO] > Replaced 'package com.google.firestore.v1;' in /tmpfs/tmp/tmp42o2dl45/google-cloud-firestore-v1-java/grpc-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/FirestoreGrpc.java.
2020-09-20 14:48:04,677 synthtool [INFO] > Running java formatter on 1 files
2020-09-20 14:48:07,169 synthtool [INFO] > Running java formatter on 95 files
2020-09-20 14:48:18,971 synthtool [INFO] > Running java formatter on 91 files
2020-09-20 14:48:25,581 synthtool [DEBUG] > Generating code for: //firestore:google-cloud-firestore-bundle-v1-java.
2020-09-20 14:48:25,729 synthtool [ERROR] > Failed executing bazel --max_idle_secs=240 build //firestore:google-cloud-firestore-bundle-v1-java:

Loading:
Loading: 0 packages loaded
DEBUG: Rule 'com_github_grpc_grpc' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "6a327f757b86469336169580199274ea37fe759489406c4da5d389bee637065d"
DEBUG: Call stack for the definition of repository 'com_github_grpc_grpc' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:113:1
DEBUG: Rule 'com_google_api_gax_java' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4638977c21dcb471914d051da5fcd767cc28f2b84086acffd61adddf60136161"
DEBUG: Call stack for the definition of repository 'com_google_api_gax_java' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:146:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "678005370af4f7ecd6fb6601aa32712c3998fa1ef151377686dd3f78705fe7ed"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.135s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-20 14:48:25,790 autosynth [ERROR] > Synthesis failed
2020-09-20 14:48:25,791 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-20 14:48:25,837 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-20 14:48:25,863 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.

Autosynth is still having trouble generating java-firestore. :sob:
Here's the output from running synth.py:
tore-v1-java/src/main/java/com/google/firestore/v1/Document.java.
2020-09-21 01:49:09,372 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpcp_sxevg/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/WriteResponse.java.
2020-09-21 01:49:09,373 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpcp_sxevg/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/RunQueryRequestOrBuilder.java.
2020-09-21 01:49:09,374 synthtool [INFO] > Replaced 'package com.google.firestore.v1;' in /tmpfs/tmp/tmpcp_sxevg/google-cloud-firestore-v1-java/grpc-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/FirestoreGrpc.java.
2020-09-21 01:49:09,557 synthtool [INFO] > Running java formatter on 1 files
2020-09-21 01:49:12,192 synthtool [INFO] > Running java formatter on 95 files
2020-09-21 01:49:25,476 synthtool [INFO] > Running java formatter on 91 files
2020-09-21 01:49:32,685 synthtool [DEBUG] > Generating code for: //firestore:google-cloud-firestore-bundle-v1-java.
2020-09-21 01:49:32,882 synthtool [ERROR] > Failed executing bazel --max_idle_secs=240 build //firestore:google-cloud-firestore-bundle-v1-java:

Loading:
Loading: 0 packages loaded
DEBUG: Rule 'com_github_grpc_grpc' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "6a327f757b86469336169580199274ea37fe759489406c4da5d389bee637065d"
DEBUG: Call stack for the definition of repository 'com_github_grpc_grpc' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:113:1
DEBUG: Rule 'com_google_api_gax_java' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4638977c21dcb471914d051da5fcd767cc28f2b84086acffd61adddf60136161"
DEBUG: Call stack for the definition of repository 'com_google_api_gax_java' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:146:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "678005370af4f7ecd6fb6601aa32712c3998fa1ef151377686dd3f78705fe7ed"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.186s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-21 01:49:32,954 autosynth [ERROR] > Synthesis failed
2020-09-21 01:49:32,954 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-21 01:49:33,001 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-21 01:49:33,029 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.

@wu-hui @schmidt-sebastian Looks like a synth failure due to bundle generation, can you please take a look?

@wu-hui is out this week. I will take a look tomorrow.

Autosynth is still having trouble generating java-firestore. :sob:
Here's the output from running synth.py:
e/firestore/v1/ListDocumentsResponseOrBuilder.java.
2020-09-21 14:58:04,739 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpgw1ptkra/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/ListDocumentsResponse.java.
2020-09-21 14:58:04,739 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmpgw1ptkra/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/UpdateDocumentRequestOrBuilder.java.
2020-09-21 14:58:04,740 synthtool [INFO] > Replaced 'package com.google.firestore.v1;' in /tmpfs/tmp/tmpgw1ptkra/google-cloud-firestore-v1-java/grpc-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/FirestoreGrpc.java.
2020-09-21 14:58:04,883 synthtool [INFO] > Running java formatter on 1 files
2020-09-21 14:58:07,547 synthtool [INFO] > Running java formatter on 95 files
2020-09-21 14:58:20,547 synthtool [INFO] > Running java formatter on 91 files
2020-09-21 14:58:27,998 synthtool [DEBUG] > Generating code for: //firestore:google-cloud-firestore-bundle-v1-java.
2020-09-21 14:58:28,140 synthtool [ERROR] > Failed executing bazel --max_idle_secs=240 build //firestore:google-cloud-firestore-bundle-v1-java:

Loading:
Loading: 0 packages loaded
DEBUG: Rule 'com_github_grpc_grpc' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "6a327f757b86469336169580199274ea37fe759489406c4da5d389bee637065d"
DEBUG: Call stack for the definition of repository 'com_github_grpc_grpc' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:113:1
DEBUG: Rule 'com_google_api_gax_java' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4638977c21dcb471914d051da5fcd767cc28f2b84086acffd61adddf60136161"
DEBUG: Call stack for the definition of repository 'com_google_api_gax_java' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:146:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "678005370af4f7ecd6fb6601aa32712c3998fa1ef151377686dd3f78705fe7ed"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.131s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-21 14:58:28,195 autosynth [ERROR] > Synthesis failed
2020-09-21 14:58:28,195 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-21 14:58:28,237 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-21 14:58:28,263 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.

Autosynth is still having trouble generating java-firestore. :sob:
Here's the output from running synth.py:
re/v1/ListCollectionIdsRequestOrBuilder.java.
2020-09-22 02:07:24,030 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmp3pruf3yz/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/BatchGetDocumentsResponseOrBuilder.java.
2020-09-22 02:07:24,031 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmp3pruf3yz/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/DocumentDeleteOrBuilder.java.
2020-09-22 02:07:24,032 synthtool [INFO] > Replaced 'package com.google.firestore.v1;' in /tmpfs/tmp/tmp3pruf3yz/google-cloud-firestore-v1-java/grpc-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/FirestoreGrpc.java.
2020-09-22 02:07:24,169 synthtool [INFO] > Running java formatter on 1 files
2020-09-22 02:07:26,979 synthtool [INFO] > Running java formatter on 95 files
2020-09-22 02:07:39,763 synthtool [INFO] > Running java formatter on 91 files
2020-09-22 02:07:47,423 synthtool [DEBUG] > Generating code for: //firestore:google-cloud-firestore-bundle-v1-java.
2020-09-22 02:07:47,559 synthtool [ERROR] > Failed executing bazel --max_idle_secs=240 build //firestore:google-cloud-firestore-bundle-v1-java:

Loading:
Loading: 0 packages loaded
DEBUG: Rule 'com_github_grpc_grpc' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "6a327f757b86469336169580199274ea37fe759489406c4da5d389bee637065d"
DEBUG: Call stack for the definition of repository 'com_github_grpc_grpc' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:113:1
DEBUG: Rule 'com_google_api_gax_java' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4638977c21dcb471914d051da5fcd767cc28f2b84086acffd61adddf60136161"
DEBUG: Call stack for the definition of repository 'com_google_api_gax_java' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:146:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "678005370af4f7ecd6fb6601aa32712c3998fa1ef151377686dd3f78705fe7ed"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.126s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-22 02:07:47,612 autosynth [ERROR] > Synthesis failed
2020-09-22 02:07:47,613 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-22 02:07:47,658 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-22 02:07:47,683 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.

Autosynth is still having trouble generating java-firestore. :sob:
Here's the output from running synth.py:
el/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/com_google_api_gax_java/repositories.bzl:122:5
 - /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/com_google_api_gax_java/repositories.bzl:60:5
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:161:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'com_google_protoc_java_resource_names_plugin' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4b714b35ee04ba90f560ee60e64c7357428efcb6b0f3a298f343f8ec2c6d4a5d"
DEBUG: Call stack for the definition of repository 'com_google_protoc_java_resource_names_plugin' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:178:1
DEBUG: Rule 'protoc_docs_plugin' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "33b387245455775e0de45869c7355cc5a9e98b396a6fc43b02812a63b75fee20"
DEBUG: Call stack for the definition of repository 'protoc_docs_plugin' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:202:1
DEBUG: Rule 'rules_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "d3e40ca3b7e00b72d2b1585e0b3396bcce50f0fc692e2b7c91d8b0dc471e3eaf"
DEBUG: Call stack for the definition of repository 'rules_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:42:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "83b3d26559eda3783fe71041f3e1f383a679445ba1a00448ed6c34e7062025bc"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
DEBUG: Rule 'gapic_generator_ruby' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "cfa78149b54f69f991b9f5fd1f5f8c68ead8b8b52679a9bd48afdfb3f5a32e41"
DEBUG: Call stack for the definition of repository 'gapic_generator_ruby' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:341:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.143s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-22 14:34:59,462 autosynth [ERROR] > Synthesis failed
2020-09-22 14:34:59,462 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-22 14:34:59,504 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-22 14:34:59,529 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.

Autosynth is still having trouble generating java-firestore. :sob:
Here's the output from running synth.py:
om/google/firestore/v1/BatchWriteResponseOrBuilder.java.
2020-09-23 01:59:58,689 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmp_5axg2ax/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/PartitionQueryResponse.java.
2020-09-23 01:59:58,689 synthtool [INFO] > Replaced '// Generated by the protocol buffer compiler.  DO NOT EDIT!' in /tmpfs/tmp/tmp_5axg2ax/google-cloud-firestore-v1-java/proto-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/RollbackRequestOrBuilder.java.
2020-09-23 01:59:58,690 synthtool [INFO] > Replaced 'package com.google.firestore.v1;' in /tmpfs/tmp/tmp_5axg2ax/google-cloud-firestore-v1-java/grpc-google-cloud-firestore-v1-java/src/main/java/com/google/firestore/v1/FirestoreGrpc.java.
2020-09-23 01:59:58,814 synthtool [INFO] > Running java formatter on 1 files
2020-09-23 02:00:01,255 synthtool [INFO] > Running java formatter on 95 files
2020-09-23 02:00:12,775 synthtool [INFO] > Running java formatter on 91 files
2020-09-23 02:00:19,308 synthtool [DEBUG] > Generating code for: //firestore:google-cloud-firestore-bundle-v1-java.
2020-09-23 02:00:19,439 synthtool [ERROR] > Failed executing bazel --max_idle_secs=240 build //firestore:google-cloud-firestore-bundle-v1-java:

Loading:
Loading: 0 packages loaded
DEBUG: Rule 'com_github_grpc_grpc' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "6a327f757b86469336169580199274ea37fe759489406c4da5d389bee637065d"
DEBUG: Call stack for the definition of repository 'com_github_grpc_grpc' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:113:1
DEBUG: Rule 'com_google_api_gax_java' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "4638977c21dcb471914d051da5fcd767cc28f2b84086acffd61adddf60136161"
DEBUG: Call stack for the definition of repository 'com_google_api_gax_java' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:146:1
DEBUG: Rule 'com_google_api_codegen' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e7180d441d12864666f7d324986e2e4c7e6d38e3621dc91161f1e2299da4220b"
DEBUG: Call stack for the definition of repository 'com_google_api_codegen' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:77:1
DEBUG: Rule 'gapic_generator_python' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "83b3d26559eda3783fe71041f3e1f383a679445ba1a00448ed6c34e7062025bc"
DEBUG: Call stack for the definition of repository 'gapic_generator_python' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:225:1
DEBUG: Rule 'com_googleapis_gapic_generator_go' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "e69ee7264f5092cbfcf0a94c7732a55be4ba4fa5f29bb727c75fd1fa88cc39d0"
DEBUG: Call stack for the definition of repository 'com_googleapis_gapic_generator_go' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:262:1
DEBUG: Rule 'gapic_generator_typescript' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "37799a8ce876061ffb27d79b69d830f11bf2574616a2d7f9cc1e1530e48686df"
DEBUG: Call stack for the definition of repository 'gapic_generator_typescript' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:281:1
DEBUG: Rule 'gapic_generator_csharp' indicated that a canonical reproducible form can be obtained by modifying arguments sha256 = "1118448d4c3db2a443e0bc3bf240de749adbae3311703e264d14213041b6f1c3"
DEBUG: Call stack for the definition of repository 'gapic_generator_csharp' which is a http_archive (rule definition at /home/kbuilder/.cache/bazel/_bazel_kbuilder/a732f932c2cbeb7e37e1543f189a2a73/external/bazel_tools/tools/build_defs/repo/http.bzl:296:16):
 - <builtin>
 - /home/kbuilder/.cache/synthtool/googleapis/WORKSPACE:327:1
ERROR: Skipping '//firestore:google-cloud-firestore-bundle-v1-java': no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
WARNING: Target pattern parsing failed.
ERROR: no such package 'firestore': BUILD file not found in any of the following directories. Add a BUILD file to a directory to mark it as a package.
 - /home/kbuilder/.cache/synthtool/googleapis/firestore
INFO: Elapsed time: 0.119s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)
FAILED: Build did NOT complete successfully (0 packages loaded)

Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 102, in <module>
    main()
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/tmpfs/src/github/synthtool/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/tmpfs/src/github/synthtool/synthtool/__main__.py", line 94, in main
    spec.loader.exec_module(synth_module)  # type: ignore
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 127, in <module>
    bazel_target='//firestore:google-cloud-firestore-bundle-v1-java',
  File "/home/kbuilder/.cache/synthtool/java-firestore/synth.py", line 64, in generate_client
    bazel_target=bazel_target if bazel_target else f'//google/{service}/{version}:google-cloud-{service}-{version}-java',
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 62, in java_library
    service, version, "java", tar_strip_components=0, **kwargs
  File "/tmpfs/src/github/synthtool/synthtool/gcp/gapic_bazel.py", line 183, in _generate_code
    shell.run(bazel_run_args)
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 39, in run
    raise exc
  File "/tmpfs/src/github/synthtool/synthtool/shell.py", line 33, in run
    encoding="utf-8",
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 438, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['bazel', '--max_idle_secs=240', 'build', '//firestore:google-cloud-firestore-bundle-v1-java']' returned non-zero exit status 1.
2020-09-23 02:00:19,502 autosynth [ERROR] > Synthesis failed
2020-09-23 02:00:19,502 autosynth [DEBUG] > Running: git reset --hard HEAD
HEAD is now at 7d7854d build: fix version number in bundle pom.xml
2020-09-23 02:00:19,548 autosynth [DEBUG] > Running: git checkout autosynth
Switched to branch 'autosynth'
2020-09-23 02:00:19,574 autosynth [DEBUG] > Running: git clean -fdx
Removing __pycache__/
Traceback (most recent call last):
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 692, in <module>
    main()
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 541, in main
    return _inner_main(temp_dir)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 672, in _inner_main
    commit_count = synthesize_loop(x, multiple_prs, change_pusher, synthesizer)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 375, in synthesize_loop
    has_changes = toolbox.synthesize_version_in_new_branch(synthesizer, youngest)
  File "/tmpfs/src/github/synthtool/autosynth/synth.py", line 273, in synthesize_version_in_new_branch
    synthesizer.synthesize(synth_log_path, self.environ)
  File "/tmpfs/src/github/synthtool/autosynth/synthesizer.py", line 120, in synthesize
    synth_proc.check_returncode()  # Raise an exception.
  File "/home/kbuilder/.pyenv/versions/3.6.9/lib/python3.6/subprocess.py", line 389, in check_returncode
    self.stderr)
subprocess.CalledProcessError: Command '['/tmpfs/src/github/synthtool/env/bin/python3', '-m', 'synthtool', '--metadata', 'synth.metadata', 'synth.py', '--']' returned non-zero exit status 1.

Google internal developers can see the full log here.