[INFO] fetching crate structenv 0.0.1...
[INFO] testing structenv-0.0.1 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate structenv 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate structenv 0.0.1
[INFO] finished tweaking crates.io crate structenv 0.0.1
[INFO] tweaked toml for crates.io crate structenv 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate structenv 0.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: failed to save last-use data
[INFO] [stderr] This may prevent cargo from accurately tracking what is being used in its global cache. This information is used for automatically removing unused data in the cache.
[INFO] [stderr] 
[INFO] [stderr] database or disk is full
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Error code 13: database or disk is full
[INFO] [stderr] error: failed to write /workspace/builds/worker-6-tc1/source/Cargo.lock
[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
warning: failed to save last-use data
This may prevent cargo from accurately tracking what is being used in its global cache. This information is used for automatically removing unused data in the cache.

database or disk is full

Caused by:
  Error code 13: database or disk is full
error: failed to write /workspace/builds/worker-6-tc1/source/Cargo.lock

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