[INFO] fetching crate simplify 0.1.2...
[INFO] testing simplify-0.1.2 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] extracting crate simplify 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate simplify 0.1.2
[INFO] finished tweaking crates.io crate simplify 0.1.2
[INFO] tweaked toml for crates.io crate simplify 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simplify 0.1.2 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-util v0.1.11
[INFO] [stderr] error: failed to unpack package `winapi-util v0.1.11`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `winapi-util-0.1.11/.github/workflows/ci.yml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/winapi-util-0.1.11/.github/workflows/ci.yml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `winapi-util-0.1.11/.github/workflows/ci.yml` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/winapi-util-0.1.11/.github/workflows/ci.yml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Blocking waiting for file lock on package cache
           Blocking waiting for file lock on package cache
        Downloading crates ...
         Downloaded winapi-util v0.1.11
       error: failed to unpack package `winapi-util v0.1.11`
       
       Caused by:
         failed to unpack entry at `winapi-util-0.1.11/.github/workflows/ci.yml`
       
       Caused by:
         failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/winapi-util-0.1.11/.github/workflows/ci.yml`
       
       Caused by:
         failed to unpack `winapi-util-0.1.11/.github/workflows/ci.yml` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/winapi-util-0.1.11/.github/workflows/ci.yml`
       
       Caused by:
         No space left on device (os error 28)