Mac builders are failing (timing out) on find_sdk #155106
Description
Using prebuilt Dart SDK binary. If you are editing Dart sources and wish to compile the Dart SDK, set `--no-prebuilt-dart-sdk`.
Generating GN files in: out/ci/host_debug_framework
ERROR at //build/config/mac/mac_sdk.gni:41:7: Script returned non-zero exit code.
exec_script("//build/mac/find_sdk.py", find_sdk_args, "list lines")
^----------
Current dir: /Volumes/Work/s/w/ir/cache/builder/src/out/ci/host_debug_framework/
Command: vpython3 /Volumes/Work/s/w/ir/cache/builder/src/build/mac/find_sdk.py --print_sdk_path 10.14
Returned 1.
stderr:
...
subprocess.TimeoutExpired: Command '['xcodebuild', '-showsdks', '-json']' timed out after 300 secondsThis is not a 1-off:
- https://ci.chromium.org/ui/p/flutter/builders/prod/Mac%20Production%20Engine%20Drone/453851/overview
- https://ci.chromium.org/ui/p/flutter/builders/prod/Mac%20Production%20Engine%20Drone/453292/overview
- https://ci.chromium.org/ui/p/flutter/builders/prod/Mac%20Production%20Engine%20Drone/447147/overview
- https://ci.chromium.org/ui/p/flutter/builders/prod/Mac%20Production%20Engine%20Drone/443529/overview