[INFO] fetching crate optic 2.0.1...
[INFO] checking optic-2.0.1 against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929
[INFO] extracting crate optic 2.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate optic 2.0.1
[INFO] finished tweaking crates.io crate optic 2.0.1
[INFO] tweaked toml for crates.io crate optic 2.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate optic 2.0.1 on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate optic 2.0.1 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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded ordinal v0.3.2
[INFO] [stderr]   Downloaded chrono-humanize v0.2.2
[INFO] [stderr]   Downloaded term_cursor v0.2.1
[INFO] [stderr]   Downloaded trash v2.1.5
[INFO] [stderr]   Downloaded task_log v0.1.4
[INFO] [stderr] error: failed to unpack package `task_log v0.1.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `task_log-0.1.4/demo.gif`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/task_log-0.1.4/demo.gif`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `task_log-0.1.4/demo.gif` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/task_log-0.1.4/demo.gif`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

    Updating crates.io index
    Blocking waiting for file lock on package cache
 Downloading crates ...
  Downloaded ordinal v0.3.2
  Downloaded chrono-humanize v0.2.2
  Downloaded term_cursor v0.2.1
  Downloaded trash v2.1.5
  Downloaded task_log v0.1.4
error: failed to unpack package `task_log v0.1.4`

Caused by:
  failed to unpack entry at `task_log-0.1.4/demo.gif`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/task_log-0.1.4/demo.gif`

Caused by:
  failed to unpack `task_log-0.1.4/demo.gif` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/task_log-0.1.4/demo.gif`

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