[INFO] cloning repository https://github.com/masonk/mipo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masonk/mipo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonk%2Fmipo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonk%2Fmipo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65ad765da75a529dceb66f3f26cb909ac4e7b0ad
[INFO] checking masonk/mipo against master#53509ca37e3b507887607c2f4a7f23bd4838f099 for pr-156027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonk%2Fmipo" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/masonk/mipo
[INFO] finished tweaking git repo https://github.com/masonk/mipo
[INFO] tweaked toml for git repo https://github.com/masonk/mipo written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/masonk/mipo on toolchain 53509ca37e3b507887607c2f4a7f23bd4838f099
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53509ca37e3b507887607c2f4a7f23bd4838f099" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/masonk/mipo 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" "+53509ca37e3b507887607c2f4a7f23bd4838f099" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: alias
[INFO] [stderr] help: alias is a valid .cargo/config.toml key
[INFO] [stderr] warning: Cargo.toml: unused manifest key: target.wasm32-unknown-unknown.runner
[INFO] [stderr] warning: `mipo` (manifest) generated 2 warnings
[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