[INFO] fetching crate scholar 0.1.7...
[INFO] checking scholar-0.1.7 against master#4ecd70ddd1039a3954056c1071e40278048476fa for pr-137633
[INFO] extracting crate scholar 0.1.7 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate scholar 0.1.7 on toolchain 4ecd70ddd1039a3954056c1071e40278048476fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scholar 0.1.7
[INFO] finished tweaking crates.io crate scholar 0.1.7
[INFO] tweaked toml for crates.io crate scholar 0.1.7 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate scholar 0.1.7 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" "+4ecd70ddd1039a3954056c1071e40278048476fa" "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 paste-impl v0.1.10
[INFO] [stderr]   Downloaded paste v0.1.10
[INFO] [stderr] error: failed to unpack package `paste v0.1.10`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `paste-0.1.10/tests/ui/case-warning.stderr`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/paste-0.1.10/tests/ui/case-warning.stderr`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `paste-0.1.10/tests/ui/case-warning.stderr` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/paste-0.1.10/tests/ui/case-warning.stderr`
[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 paste-impl v0.1.10
  Downloaded paste v0.1.10
error: failed to unpack package `paste v0.1.10`

Caused by:
  failed to unpack entry at `paste-0.1.10/tests/ui/case-warning.stderr`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/paste-0.1.10/tests/ui/case-warning.stderr`

Caused by:
  failed to unpack `paste-0.1.10/tests/ui/case-warning.stderr` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/paste-0.1.10/tests/ui/case-warning.stderr`

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