[INFO] fetching crate raskell 0.0.1...
[INFO] checking raskell-0.0.1 against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458
[INFO] extracting crate raskell 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate raskell 0.0.1 on toolchain 613bdd49978298648ed05ace086bd1ecad54b44a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raskell 0.0.1
[INFO] finished tweaking crates.io crate raskell 0.0.1
[INFO] tweaked toml for crates.io crate raskell 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate raskell 0.0.1 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" "+613bdd49978298648ed05ace086bd1ecad54b44a" "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] error: failed to download `cxx v1.0.88`
[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 `cxx v1.0.88`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `cxx-1.0.88/book/src/cxx.png`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cxx-1.0.88/book/src/cxx.png`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `cxx-1.0.88/book/src/cxx.png` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cxx-1.0.88/book/src/cxx.png`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unexpected end of file


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Blocking waiting for file lock on package cache
error: failed to download `cxx v1.0.88`

Caused by:
  unable to get packages from source

Caused by:
  failed to unpack package `cxx v1.0.88`

Caused by:
  failed to unpack entry at `cxx-1.0.88/book/src/cxx.png`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cxx-1.0.88/book/src/cxx.png`

Caused by:
  failed to unpack `cxx-1.0.88/book/src/cxx.png` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cxx-1.0.88/book/src/cxx.png`

Caused by:
  unexpected end of file