[INFO] fetching crate mergable 0.51.0...
[INFO] testing mergable-0.51.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate mergable 0.51.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mergable 0.51.0
[INFO] finished tweaking crates.io crate mergable 0.51.0
[INFO] tweaked toml for crates.io crate mergable 0.51.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mergable 0.51.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mergable 0.51.0 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.41
[INFO] [stderr]   Downloaded unarray v0.1.4
[INFO] [stderr]   Downloaded rand_xorshift v0.4.0
[INFO] [stderr]   Downloaded proptest-derive v0.7.0
[INFO] [stderr]   Downloaded proptest v1.9.0
[INFO] [stderr]   Downloaded zerocopy v0.8.27
[INFO] [stderr] error: failed to unpack package `zerocopy v0.8.27`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `zerocopy-0.8.27/tests/ui-nightly/try_transmute-dst-not-tryfrombytes.stderr`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zerocopy-0.8.27/tests/ui-nightly/try_transmute-dst-not-tryfrombytes.stderr`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `zerocopy-0.8.27/tests/ui-nightly/try_transmute-dst-not-tryfrombytes.stderr` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zerocopy-0.8.27/tests/ui-nightly/try_transmute-dst-not-tryfrombytes.stderr`
[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
 Downloading crates ...
  Downloaded quote v1.0.41
  Downloaded unarray v0.1.4
  Downloaded rand_xorshift v0.4.0
  Downloaded proptest-derive v0.7.0
  Downloaded proptest v1.9.0
  Downloaded zerocopy v0.8.27
error: failed to unpack package `zerocopy v0.8.27`

Caused by:
  failed to unpack entry at `zerocopy-0.8.27/tests/ui-nightly/try_transmute-dst-not-tryfrombytes.stderr`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zerocopy-0.8.27/tests/ui-nightly/try_transmute-dst-not-tryfrombytes.stderr`

Caused by:
  failed to unpack `zerocopy-0.8.27/tests/ui-nightly/try_transmute-dst-not-tryfrombytes.stderr` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zerocopy-0.8.27/tests/ui-nightly/try_transmute-dst-not-tryfrombytes.stderr`

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