[INFO] fetching crate lean-core 0.0.0...
[INFO] checking lean-core-0.0.0 against master#8365fcb2b840c95eeb0bc377af8bd498fad22245 for pr-145604
[INFO] extracting crate lean-core 0.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate lean-core 0.0.0
[INFO] finished tweaking crates.io crate lean-core 0.0.0
[INFO] tweaked toml for crates.io crate lean-core 0.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lean-core 0.0.0 on toolchain 8365fcb2b840c95eeb0bc377af8bd498fad22245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to write /workspace/builds/worker-2-tc1/source/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

error: failed to write /workspace/builds/worker-2-tc1/source/Cargo.lock

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