[INFO] fetching crate yoshi-std 0.1.5...
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "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
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "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
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "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
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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