[INFO] fetching crate rustimate-core 0.1.0...
[INFO] checking rustimate-core-0.1.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-150727
[INFO] extracting crate rustimate-core 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rustimate-core 0.1.0
[INFO] finished tweaking crates.io crate rustimate-core 0.1.0
[INFO] tweaked toml for crates.io crate rustimate-core 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustimate-core 0.1.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds


no output for 300 seconds