[INFO] fetching crate aamp 0.1.6...
[INFO] checking aamp-0.1.6 against master#5b150d238fbd4fe7bc2cd3140d8e6fb4406099fa for pr-149901
[INFO] extracting crate aamp 0.1.6 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate aamp 0.1.6
[INFO] finished tweaking crates.io crate aamp 0.1.6
[INFO] tweaked toml for crates.io crate aamp 0.1.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate aamp 0.1.6 on toolchain 5b150d238fbd4fe7bc2cd3140d8e6fb4406099fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5b150d238fbd4fe7bc2cd3140d8e6fb4406099fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5b150d238fbd4fe7bc2cd3140d8e6fb4406099fa" "generate-lockfile" "--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