[INFO] fetching crate bufferfish-derive 0.1.0...
[INFO] checking bufferfish-derive-0.1.0 against master#cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd for pr-145463
[INFO] extracting crate bufferfish-derive 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate bufferfish-derive 0.1.0
[INFO] finished tweaking crates.io crate bufferfish-derive 0.1.0
[INFO] tweaked toml for crates.io crate bufferfish-derive 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bufferfish-derive 0.1.0 on toolchain cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "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" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "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 bufferfish-core v0.1.0
[INFO] [stderr] error: failed to open `/workspace/cargo-home/registry/cache/index.crates.io-1949cf8c6b5b557f/bufferfish-core-0.1.0.crate`
[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 bufferfish-core v0.1.0
error: failed to open `/workspace/cargo-home/registry/cache/index.crates.io-1949cf8c6b5b557f/bufferfish-core-0.1.0.crate`

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