[INFO] fetching crate ambient-ci 0.9.0...
[INFO] checking ambient-ci-0.9.0 against master#518b428304e0008859cb1fd81d1ac20efb2a064a for pr-138961-1
[INFO] extracting crate ambient-ci 0.9.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate ambient-ci 0.9.0
[INFO] finished tweaking crates.io crate ambient-ci 0.9.0
[INFO] tweaked toml for crates.io crate ambient-ci 0.9.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ambient-ci 0.9.0 on toolchain 518b428304e0008859cb1fd81d1ac20efb2a064a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ambient-ci 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds


no output for 300 seconds