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fix: fall back to setuptools when declared sdist build backend is unavailable#1106

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fix: fall back to setuptools when declared sdist build backend is unavailable#1106
xangcastle wants to merge 1 commit into
1.xfrom
fix/uv-sdist-build-backend-fallback

fix: fall back to setuptools when declared sdist build backend is una…

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Aspect Workflows / aspect / buildifier (buildifier) failed Jun 11, 2026 in 19s

❌ buildifier @buildifier_prebuilt//buildifier · Formatted 1 file

❌ Failed · 📅 Thu Jun 11 15:54:11 UTC 2026 · ⏱ 19.5s · 📋 Diff (failed after 626ms) | 🔧 Setup 2.9s · 🔨 Build 13s · 🔍 Detect 2.9s · ✨ Format 4ms
👤 runner · 🖥 runnervm1li68 · 💎 aspect-cli v2026.22.44
📦 1 target · ⚡ 5 of 6 actions executed (16% cached) · 🔧 bazel v8.5.1 build · 🎯 k8 · ⚙️ fastbuild
🐙 GitHub Actions

⚙️ Scope: changed — filtered to 1 changed file
💬 Last update: Format failed (1 file needs format)

Details

✅ Formatted 1 file

The formatter rewrote 1 file in your working tree. Review and commit the changes.

📝 Files

uv/private/pep517_whl/BUILD.bazel

🛠️ Fix

aspect buildifier --severity=info -- uv/private/pep517_whl/BUILD.bazel

# without Aspect CLI
bazel run --run_in_cwd @buildifier_prebuilt//buildifier -- uv/private/pep517_whl/BUILD.bazel

Install aspect: docs.aspect.build/cli/install

🔁 Reproduce

aspect buildifier --severity=fail --base-ref=origin/1.x

Install aspect: docs.aspect.build/cli/install

📎 Artifacts

Artifacts · Profile · BEP · Format Patch

⏱️ Task timing

Phase  | Description                                                 | Duration
-------+-------------------------------------------------------------+---------
Setup  | Prepare the task environment                                | 2.9s    
Build  | Build formatter                                             | 13s     
Detect | Detect changed files                                        | 2.9s    
Format | Format files                                                | 4ms     
Diff   | Detect formatter-induced changes (failed during this phase) | 628ms   
-------+-------------------------------------------------------------+---------
Total  |                                                             | 19.5s

🎯 Bazel targets (1)

✅ 1 Target Built 
Label                                         | Target Type      
----------------------------------------------+------------------
@@buildifier_prebuilt+//buildifier:buildifier | buildifier_binary

🧮 Bazel details

📟 Command line · bazel build @buildifier_prebuilt//buildifier 
bazel build \
  --disk_cache=/home/runner/.cache/bazel-disk \
  --generate_json_trace_profile=1 \
  --experimental_profile_include_target_label \
  --profile=/tmp/467c134d-6336-4ebe-8c68-838ca7479de2.profile.gz \
  --color=yes \
  --build_metadata=ASPECT_TASK_NAME=Buildifier \
  --build_metadata=ASPECT_TASK_ID=buildifier \
  --experimental_build_event_upload_strategy=local \
  --remote_download_outputs=toplevel \
  --build_runfile_links \
  --build_event_publish_all_actions \
  --build_event_binary_file_upload_mode=fully_async \
  --build_event_binary_file=/tmp/build-event-out-32e7d5f0-05d0-4284-8ebc-3f5ac6feedb2.bin \
  -- \
  @buildifier_prebuilt//buildifier
ℹ️ Invocation details
  • Invocation ID: 9425491c-97f5-4673-bb68-f8e5ab7eeeb3
  • Command: build
  • Bazel version: 8.5.1
  • Start time: Thu Jun 11 15:54:11 UTC 2026
  • End time: Thu Jun 11 15:54:18 UTC 2026
  • User: runner
  • Host name: runnervm1li68
  • CPU Target: k8
  • Mode: fastbuild
  • Working directory: /home/runner/work/rules_py/rules_py
  • Workspace directory: /home/runner/work/rules_py/rules_py
  • Server PID: 2469
⏱ Timing
  • Elapsed time: 7.5s
  • Analysis time: 3.4s
  • Execution time: 64ms
  • Bazel server time: 24.8 cpu-seconds
📦 Build graph
  • Targets: 1 target (2,107 configured, 1 aspect application)
  • Actions: 5 actions (6 created)
  • Packages: 126 packages loaded
💾 Cache stats
  • Actions: 1 of 6 cached (16%)
⚡ Actions by mnemonic (5) 
Mnemonic                   | Count | %    
---------------------------+-------+------
BazelWorkspaceStatusAction | 1     | 20.0%
ExecutableSymlink          | 1     | 20.0%
RepoMappingManifest        | 1     | 20.0%
SourceSymlinkManifest      | 1     | 20.0%
SymlinkTree                | 1     | 20.0%
🏃 Actions by runner (1) 
Runner   | Count | %     
---------+-------+-------
internal | 5     | 100.0%
🏠 Workspace status (4)
  • BUILD_HOST: runnervm1li68
  • BUILD_TIMESTAMP: 1781193255
  • BUILD_USER: runner
  • FORMATTED_DATE: 2026 Jun 11 15 54 15 Thu
🏷️ Build metadata (2)
  • ASPECT_TASK_ID: buildifier
  • ASPECT_TASK_NAME: Buildifier
🎛️ Startup options (13) 
--connect_timeout_secs=30
--failure_detail_out=/home/runner/.cache/bazel/_bazel_runner/6df7480ff30c4c8a0931e4b7e7f160da/failure_detail.rawproto
--host_jvm_args=-DBAZEL_TRACK_SOURCE_DIRECTORIES=1
--idle_server_tasks
--max_idle_secs=10800
--noclient_debug
--nofatal_event_bus_exceptions
--noshutdown_on_low_sys_mem
--nowatchfs
--nowindows_enable_symlinks
--output_base=/home/runner/.cache/bazel/_bazel_runner/6df7480ff30c4c8a0931e4b7e7f160da
--output_user_root=/home/runner/.cache/bazel/_bazel_runner
--write_command_log
🎛️ Command options (58) 
--announce_rc
--build_event_binary_file=/tmp/build-event-out-32e7d5f0-05d0-4284-8ebc-3f5ac6feedb2.bin
--build_event_binary_file_upload_mode=fully_async
--build_event_publish_all_actions
--build_metadata=ASPECT_TASK_ID=buildifier
--build_metadata=ASPECT_TASK_NAME=Buildifier
--build_runfile_links
--color=yes
--curses=yes
--define=SOME_VAR=SOME_VALUE
--disk_cache=/home/runner/.cache/bazel-disk
--enable_platform_specific_config
--experimental_build_event_upload_strategy=local
--experimental_fetch_all_coverage_outputs
--experimental_profile_include_target_label
--generate_json_trace_profile=1
--grpc_keepalive_time=30s
--heap_dump_on_oom
--host_per_file_copt='external/.*protobuf.*@--PROTOBUF_WAS_NOT_SUPPOSED_TO_BE_BUILT'
--host_platform=//bazel/platforms:linux_gnu
--incompatible_auto_exec_groups
--incompatible_autoload_externally=''
--incompatible_config_setting_private_default_visibility
--incompatible_default_to_explicit_init_py
--incompatible_disable_native_repo_rules
--incompatible_disable_non_executable_java_binary
--incompatible_disable_starlark_host_transitions
--incompatible_enable_cc_toolchain_resolution
--incompatible_enforce_starlark_utf8=error
--incompatible_modify_execution_info_additive
--incompatible_repo_env_ignores_action_env
--incompatible_strict_action_env
--lockfile_mode=error
--lockfile_mode=off
--module_mirrors=https://bcr.cloudflaremirrors.com
--nobuild_runfile_links
--noexperimental_check_external_repository_files
--noincompatible_disallow_empty_glob
--noremote_upload_local_results
--nosandbox_default_allow_network
--per_file_copt='external/.*protobuf.*@--PROTOBUF_WAS_NOT_SUPPOSED_TO_BE_BUILT'
--platforms=//bazel/platforms:linux_gnu
--profile=/tmp/467c134d-6336-4ebe-8c68-838ca7479de2.profile.gz
--remote_download_outputs=minimal
--remote_download_outputs=toplevel
--remote_local_fallback
--remote_timeout=3600
--remote_upload_local_results
--repo_env=BAZEL_DO_NOT_DETECT_CPP_TOOLCHAIN=1
--repo_env=BAZEL_NO_APPLE_CPP_TOOLCHAIN=1
--repo_env='JAVA_HOME=<REDACTED>'
--repository_cache=/home/runner/.cache/bazel-repo
--reuse_sandbox_directories
--show_progress_rate_limit=60
--show_result=20
--show_timestamps
--test_output=errors
--toolchain_resolution_debug=@@bazel_tools//tools/cpp:toolchain_type

⏱ Last updated Thu Jun 11 15:54:23 UTC 2026 · 📊 GitHub API quota 2,117/15,000 (14% used, resets in 22m, throttle 10×)
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