[INFO] fetching crate aof-runtime 0.4.0-beta...
[INFO] checking aof-runtime-0.4.0-beta against 344f7902949345394fa40a5d7dda31f012ccbc0d for pr-161946
[INFO] extracting crate aof-runtime 0.4.0-beta into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate aof-runtime 0.4.0-beta
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate aof-runtime 0.4.0-beta
[INFO] tweaked toml for crates.io crate aof-runtime 0.4.0-beta written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate aof-runtime 0.4.0-beta on toolchain 344f7902949345394fa40a5d7dda31f012ccbc0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+344f7902949345394fa40a5d7dda31f012ccbc0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate aof-runtime 0.4.0-beta 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" "+344f7902949345394fa40a5d7dda31f012ccbc0d" "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


overridden task result to prepare-fail:timeout

Caused by:
    0: uncategorized prepare error
    1: no output for 300 seconds