[INFO] cloning repository https://github.com/mykmelez/rust-c-library-testcase
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mykmelez/rust-c-library-testcase" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmykmelez%2Frust-c-library-testcase", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmykmelez%2Frust-c-library-testcase'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38c905c0b3536775777e8bec489ed3eee69e84b9
[INFO] checking mykmelez/rust-c-library-testcase against master#9748d87dc70a9a6725c5dbd76ce29d04752b4f90 for pr-144156
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmykmelez%2Frust-c-library-testcase" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mykmelez/rust-c-library-testcase
[INFO] finished tweaking git repo https://github.com/mykmelez/rust-c-library-testcase
[INFO] tweaked toml for git repo https://github.com/mykmelez/rust-c-library-testcase written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mykmelez/rust-c-library-testcase on toolchain 9748d87dc70a9a6725c5dbd76ce29d04752b4f90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mykmelez/rust-c-library-testcase 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" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.31
[INFO] [stderr] error: failed to unpack package `cc v1.0.31`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `cc-1.0.31/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.0.31/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `cc-1.0.31/Cargo.toml` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.0.31/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

 Downloading crates ...
  Downloaded cc v1.0.31
error: failed to unpack package `cc v1.0.31`

Caused by:
  failed to unpack entry at `cc-1.0.31/Cargo.toml`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.0.31/Cargo.toml`

Caused by:
  failed to unpack `cc-1.0.31/Cargo.toml` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.0.31/Cargo.toml`

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