[INFO] fetching crate kmbox 0.1.3...
[INFO] testing kmbox-0.1.3 against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] extracting crate kmbox 0.1.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate kmbox 0.1.3 on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kmbox 0.1.3
[INFO] finished tweaking crates.io crate kmbox 0.1.3
[INFO] tweaked toml for crates.io crate kmbox 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding colored v2.2.0 (available: v3.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "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 unescaper v0.1.5
[INFO] [stderr]   Downloaded serialport v4.7.0
[INFO] [stderr] error: failed to unpack package `serialport v4.7.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `serialport-4.7.0/Cargo.lock`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serialport-4.7.0/Cargo.lock`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `serialport-4.7.0/Cargo.lock` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serialport-4.7.0/Cargo.lock`
[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 unescaper v0.1.5
  Downloaded serialport v4.7.0
error: failed to unpack package `serialport v4.7.0`

Caused by:
  failed to unpack entry at `serialport-4.7.0/Cargo.lock`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serialport-4.7.0/Cargo.lock`

Caused by:
  failed to unpack `serialport-4.7.0/Cargo.lock` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serialport-4.7.0/Cargo.lock`

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