[INFO] fetching crate ipmap 0.1.4...
[INFO] checking ipmap-0.1.4 against master#4455c8937007f3cc3c078375a335d86dbab391ce for pr-140956
[INFO] extracting crate ipmap 0.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ipmap 0.1.4
[INFO] finished tweaking crates.io crate ipmap 0.1.4
[INFO] tweaked toml for crates.io crate ipmap 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ipmap 0.1.4 on toolchain 4455c8937007f3cc3c078375a335d86dbab391ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ipmap 0.1.4 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" "+4455c8937007f3cc3c078375a335d86dbab391ce" "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/ca/su/casual_logger, error: No space left on device (os error 28)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded casual_logger v0.6.5
[INFO] [stderr]   Downloaded rc-u8-reader v2.0.12
[INFO] [stderr] error: failed to unpack package `rc-u8-reader v2.0.12`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `rc-u8-reader-2.0.12/src/arc_mutex_u8_reader.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rc-u8-reader-2.0.12/src`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


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/ca/su/casual_logger, error: No space left on device (os error 28)
    Blocking waiting for file lock on package cache
 Downloading crates ...
  Downloaded casual_logger v0.6.5
  Downloaded rc-u8-reader v2.0.12
error: failed to unpack package `rc-u8-reader v2.0.12`

Caused by:
  failed to unpack entry at `rc-u8-reader-2.0.12/src/arc_mutex_u8_reader.rs`

Caused by:
  failed to create `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rc-u8-reader-2.0.12/src`

Caused by:
  No space left on device (os error 28)