Mac mac_ios_engine gen_snapshot frequently crashes with no error #154437
Description
Latest failure: https://ci.chromium.org/ui/p/flutter/builders/prod/Mac%20mac_ios_engine/11901/overview.
[4831/6599] ACTION //flutter/lib/snapshot:generate_snapshot_bin(//build/toolchain/mac:ios_clang_arm_sim)
FAILED: gen/flutter/lib/snapshot/vm_isolate_snapshot.bin gen/flutter/lib/snapshot/vm_snapshot_instructions.bin gen/flutter/lib/snapshot/isolate_snapshot.bin gen/flutter/lib/snapshot/isolate_snapshot_instructions.bin
vpython3 ../../../build/gn_run_binary.py clang_arm64/gen_snapshot --snapshot_kind=core --enable_mirrors=false --vm_snapshot_data=/Volumes/Work/s/w/ir/cache/builder/src/out/ci/ios_debug_sim_arm64/gen/flutter/lib/snapshot/vm_isolate_snapshot.bin --vm_snapshot_instructions=/Volumes/Work/s/w/ir/cache/builder/src/out/ci/ios_debug_sim_arm64/gen/flutter/lib/snapshot/vm_snapshot_instructions.bin --isolate_snapshot_data=/Volumes/Work/s/w/ir/cache/builder/src/out/ci/ios_debug_sim_arm64/gen/flutter/lib/snapshot/isolate_snapshot.bin --isolate_snapshot_instructions=/Volumes/Work/s/w/ir/cache/builder/src/out/ci/ios_debug_sim_arm64/gen/flutter/lib/snapshot/isolate_snapshot_instructions.bin /Volumes/Work/s/w/ir/cache/builder/src/out/ci/ios_debug_sim_arm64/flutter_patched_sdk/platform_strong.dillHistorical failures:
ci/ios_debug_sim_arm64(8/30)ci/ios_debug_sim_arm64(8/30)ci/ios_debug_sim_arm64(8/30)ci/ios_debug_sim_arm64_extension_safe(8/23)ci/ios_profile_extension_safe(8/23)ci/ios_debug_sim(8/20)
Some comments from @jonahwilliams on chat:
looks similar the recipe flakiness ive seen where something is failing in the caches and some dependencies or tools are missing?
Anyway, I'm not sure what to do here