[INFO] cloning repository https://github.com/sambacha/mirror-mdbook-variable
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sambacha/mirror-mdbook-variable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsambacha%2Fmirror-mdbook-variable", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsambacha%2Fmirror-mdbook-variable'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10cb09e717fab5c6d7e5cce067ee6180101ddc5c
[INFO] checking sambacha/mirror-mdbook-variable against master#d8810e3e2dab96778d20dd6d746ff95465515509 for pr-137045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsambacha%2Fmirror-mdbook-variable" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sambacha/mirror-mdbook-variable on toolchain d8810e3e2dab96778d20dd6d746ff95465515509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/sambacha/mirror-mdbook-variable
[INFO] finished tweaking git repo https://github.com/sambacha/mirror-mdbook-variable
[INFO] tweaked toml for git repo https://github.com/sambacha/mirror-mdbook-variable written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sambacha/mirror-mdbook-variable 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" "+d8810e3e2dab96778d20dd6d746ff95465515509" "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 notify-debouncer-mini v0.3.0
[INFO] [stderr]   Downloaded warp v0.3.6
[INFO] [stderr] error: failed to unpack package `warp v0.3.6`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `warp-0.3.6/src/reject.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.3.6/src/reject.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `warp-0.3.6/src/reject.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.3.6/src/reject.rs`
[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
    Blocking waiting for file lock on package cache
 Downloading crates ...
  Downloaded notify-debouncer-mini v0.3.0
  Downloaded warp v0.3.6
error: failed to unpack package `warp v0.3.6`

Caused by:
  failed to unpack entry at `warp-0.3.6/src/reject.rs`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.3.6/src/reject.rs`

Caused by:
  failed to unpack `warp-0.3.6/src/reject.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.3.6/src/reject.rs`

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