[INFO] fetching crate virtual-fan 0.2.1...
[INFO] checking virtual-fan-0.2.1 against master#249cb84316401daf040832cdbb8a45e0f5ab6af8 for pr-138438
[INFO] extracting crate virtual-fan 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate virtual-fan 0.2.1 on toolchain 249cb84316401daf040832cdbb8a45e0f5ab6af8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate virtual-fan 0.2.1
[INFO] finished tweaking crates.io crate virtual-fan 0.2.1
[INFO] tweaked toml for crates.io crate virtual-fan 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate virtual-fan 0.2.1 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" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/fa/ns/fans, error: No space left on device (os error 28)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fans v0.2.0
[INFO] [stderr] error: failed to open `/workspace/cargo-home/registry/cache/index.crates.io-1949cf8c6b5b557f/fans-0.2.0.crate`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

    Updating crates.io index
warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/fa/ns/fans, error: No space left on device (os error 28)
 Downloading crates ...
  Downloaded fans v0.2.0
error: failed to open `/workspace/cargo-home/registry/cache/index.crates.io-1949cf8c6b5b557f/fans-0.2.0.crate`

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