[INFO] fetching crate shmap 0.5.0...
[INFO] testing shmap-0.5.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] extracting crate shmap 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate shmap 0.5.0
[INFO] finished tweaking crates.io crate shmap 0.5.0
[INFO] tweaked toml for crates.io crate shmap 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shmap 0.5.0 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] crate crates.io crate shmap 0.5.0 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--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] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/bi/nc/bincode, error: No space left on device (os error 28)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v2.0.12
[INFO] [stderr] error: failed to unpack package `thiserror v2.0.12`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `thiserror-2.0.12/.github/workflows/ci.yml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/thiserror-2.0.12/.github/workflows/ci.yml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `thiserror-2.0.12/.github/workflows/ci.yml` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/thiserror-2.0.12/.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
           Updating crates.io index
       warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/bi/nc/bincode, error: No space left on device (os error 28)
        Downloading crates ...
         Downloaded thiserror v2.0.12
       error: failed to unpack package `thiserror v2.0.12`
       
       Caused by:
         failed to unpack entry at `thiserror-2.0.12/.github/workflows/ci.yml`
       
       Caused by:
         failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/thiserror-2.0.12/.github/workflows/ci.yml`
       
       Caused by:
         failed to unpack `thiserror-2.0.12/.github/workflows/ci.yml` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/thiserror-2.0.12/.github/workflows/ci.yml`
       
       Caused by:
         No space left on device (os error 28)