[INFO] fetching crate isomer 0.0.0...
[INFO] checking isomer-0.0.0 against master#db0e836148accac8a22532e3596ac612b63c2d8e for pr-139272
[INFO] extracting crate isomer 0.0.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate isomer 0.0.0 on toolchain db0e836148accac8a22532e3596ac612b63c2d8e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate isomer 0.0.0
[INFO] finished tweaking crates.io crate isomer 0.0.0
[INFO] tweaked toml for crates.io crate isomer 0.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/da/sh/dashu, error: No space left on device (os error 28)
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding dashu v0.3.1 (available: v0.4.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "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 dashu v0.3.1
[INFO] [stderr]   Downloaded dashu-macros v0.3.1
[INFO] [stderr]   Downloaded dashu-base v0.3.1
[INFO] [stderr]   Downloaded dashu-ratio v0.3.2
[INFO] [stderr] error: failed to unpack package `dashu-ratio v0.3.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `dashu-ratio-0.3.2/tests/add.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/dashu-ratio-0.3.2/tests/add.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `dashu-ratio-0.3.2/tests/add.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/dashu-ratio-0.3.2/tests/add.rs`
[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 dashu v0.3.1
  Downloaded dashu-macros v0.3.1
  Downloaded dashu-base v0.3.1
  Downloaded dashu-ratio v0.3.2
error: failed to unpack package `dashu-ratio v0.3.2`

Caused by:
  failed to unpack entry at `dashu-ratio-0.3.2/tests/add.rs`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/dashu-ratio-0.3.2/tests/add.rs`

Caused by:
  failed to unpack `dashu-ratio-0.3.2/tests/add.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/dashu-ratio-0.3.2/tests/add.rs`

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