[INFO] fetching crate mdbook-wikilinks 0.4.0...
[INFO] testing mdbook-wikilinks-0.4.0 against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] extracting crate mdbook-wikilinks 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mdbook-wikilinks 0.4.0
[INFO] finished tweaking crates.io crate mdbook-wikilinks 0.4.0
[INFO] tweaked toml for crates.io crate mdbook-wikilinks 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdbook-wikilinks 0.4.0 on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mdbook-wikilinks 0.4.0 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" "+f9988fefd3add01f414f52b414308e7872622fee" "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] error: failed to download `winapi-x86_64-pc-windows-gnu v0.4.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `winapi-x86_64-pc-windows-gnu v0.4.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `winapi-x86_64-pc-windows-gnu-0.4.0/lib/libwinapi_mincore-api-ms-win-power-setting-l1-1-0.a`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/winapi-x86_64-pc-windows-gnu-0.4.0/lib/libwinapi_mincore-api-ms-win-power-setting-l1-1-0.a`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `winapi-x86_64-pc-windows-gnu-0.4.0/lib/libwinapi_mincore-api-ms-win-power-setting-l1-1-0.a` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/winapi-x86_64-pc-windows-gnu-0.4.0/lib/libwinapi_mincore-api-ms-win-power-setting-l1-1-0.a`
[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 ...
       error: failed to download `winapi-x86_64-pc-windows-gnu v0.4.0`
       
       Caused by:
         unable to get packages from source
       
       Caused by:
         failed to unpack package `winapi-x86_64-pc-windows-gnu v0.4.0`
       
       Caused by:
         failed to unpack entry at `winapi-x86_64-pc-windows-gnu-0.4.0/lib/libwinapi_mincore-api-ms-win-power-setting-l1-1-0.a`
       
       Caused by:
         failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/winapi-x86_64-pc-windows-gnu-0.4.0/lib/libwinapi_mincore-api-ms-win-power-setting-l1-1-0.a`
       
       Caused by:
         failed to unpack `winapi-x86_64-pc-windows-gnu-0.4.0/lib/libwinapi_mincore-api-ms-win-power-setting-l1-1-0.a` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/winapi-x86_64-pc-windows-gnu-0.4.0/lib/libwinapi_mincore-api-ms-win-power-setting-l1-1-0.a`
       
       Caused by:
         No space left on device (os error 28)