[INFO] fetching crate obnam-benchmark 0.1.0...
[INFO] checking obnam-benchmark-0.1.0 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] extracting crate obnam-benchmark 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate obnam-benchmark 0.1.0 on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate obnam-benchmark 0.1.0
[INFO] finished tweaking crates.io crate obnam-benchmark 0.1.0
[INFO] tweaked toml for crates.io crate obnam-benchmark 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate obnam-benchmark 0.1.0 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "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 subplotlib v0.1.1
[INFO] [stderr]   Downloaded subplot-build v0.1.0
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded tracing-appender v0.1.2
[INFO] [stderr]   Downloaded git-testament-derive v0.1.13
[INFO] [stderr]   Downloaded git-testament v0.2.1
[INFO] [stderr] error: failed to unpack package `git-testament v0.2.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `git-testament-0.2.1/.envrc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/git-testament-0.2.1/.envrc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `git-testament-0.2.1/.envrc` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/git-testament-0.2.1/.envrc`
[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
    Updating crates.io index
    Blocking waiting for file lock on package cache
 Downloading crates ...
  Downloaded subplotlib v0.1.1
  Downloaded subplot-build v0.1.0
  Downloaded fehler-macros v1.0.0
  Downloaded tracing-appender v0.1.2
  Downloaded git-testament-derive v0.1.13
  Downloaded git-testament v0.2.1
error: failed to unpack package `git-testament v0.2.1`

Caused by:
  failed to unpack entry at `git-testament-0.2.1/.envrc`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/git-testament-0.2.1/.envrc`

Caused by:
  failed to unpack `git-testament-0.2.1/.envrc` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/git-testament-0.2.1/.envrc`

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