[INFO] fetching crate krossbar-log-control 0.5.0...
[INFO] checking krossbar-log-control-0.5.0 against master#ed141926048597e3649bb238ca3dc417904cd56c for pr-134300
[INFO] extracting crate krossbar-log-control 0.5.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate krossbar-log-control 0.5.0 on toolchain ed141926048597e3649bb238ca3dc417904cd56c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed141926048597e3649bb238ca3dc417904cd56c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate krossbar-log-control 0.5.0
[INFO] finished tweaking crates.io crate krossbar-log-control 0.5.0
[INFO] tweaked toml for crates.io crate krossbar-log-control 0.5.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate krossbar-log-control 0.5.0 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" "+ed141926048597e3649bb238ca3dc417904cd56c" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded krossbar-bus-lib v0.5.7
[INFO] [stderr] error: failed to unpack package `krossbar-bus-lib v0.5.7`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `krossbar-bus-lib-0.5.7/examples/performance_test.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/krossbar-bus-lib-0.5.7/examples/performance_test.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `krossbar-bus-lib-0.5.7/examples/performance_test.rs` into `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/krossbar-bus-lib-0.5.7/examples/performance_test.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


ExecutionFailed(ExitStatus(unix_wait_status(25856)))