[INFO] fetching crate optimizely 0.4.0...
[INFO] checking optimizely-0.4.0 against master#fd17deacce374a4185c882795be162e17b557050 for pr-138001
[INFO] extracting crate optimizely 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate optimizely 0.4.0 on toolchain fd17deacce374a4185c882795be162e17b557050
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd17deacce374a4185c882795be162e17b557050" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate optimizely 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate optimizely 0.4.0
[INFO] tweaked toml for crates.io crate optimizely 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd17deacce374a4185c882795be162e17b557050" "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 94 packages to latest compatible versions
[INFO] [stderr]       Adding ureq v2.12.1 (available: v3.0.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd17deacce374a4185c882795be162e17b557050" "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 error-stack v0.5.0
[INFO] [stderr] error: failed to unpack package `error-stack v0.5.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `error-stack-0.5.0/LICENSE-APACHE.md`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/error-stack-0.5.0/LICENSE-APACHE.md`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `error-stack-0.5.0/LICENSE-APACHE.md` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/error-stack-0.5.0/LICENSE-APACHE.md`
[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 error-stack v0.5.0
error: failed to unpack package `error-stack v0.5.0`

Caused by:
  failed to unpack entry at `error-stack-0.5.0/LICENSE-APACHE.md`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/error-stack-0.5.0/LICENSE-APACHE.md`

Caused by:
  failed to unpack `error-stack-0.5.0/LICENSE-APACHE.md` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/error-stack-0.5.0/LICENSE-APACHE.md`

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