[INFO] cloning repository https://github.com/mozilla/hglib-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mozilla/hglib-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fhglib-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fhglib-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddcdecf98a60bb29557a339cbbb248542d3c6bfc
[INFO] checking mozilla/hglib-rust against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fhglib-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mozilla/hglib-rust
[INFO] finished tweaking git repo https://github.com/mozilla/hglib-rust
[INFO] tweaked toml for git repo https://github.com/mozilla/hglib-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mozilla/hglib-rust on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mozilla/hglib-rust 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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 subprocess v0.1.20
[INFO] [stderr] error: failed to unpack package `subprocess v0.1.20`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `subprocess-0.1.20/src/bin/just-echo.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/subprocess-0.1.20/src/bin/just-echo.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `subprocess-0.1.20/src/bin/just-echo.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/subprocess-0.1.20/src/bin/just-echo.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 subprocess v0.1.20
error: failed to unpack package `subprocess v0.1.20`

Caused by:
  failed to unpack entry at `subprocess-0.1.20/src/bin/just-echo.rs`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/subprocess-0.1.20/src/bin/just-echo.rs`

Caused by:
  failed to unpack `subprocess-0.1.20/src/bin/just-echo.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/subprocess-0.1.20/src/bin/just-echo.rs`

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