[INFO] fetching crate mdmath_core 0.2.0...
[INFO] checking mdmath_core-0.2.0 against master#068609ce766e55d2e7371cd2a86143a6d7e8e2e4 for pr-138952
[INFO] extracting crate mdmath_core 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate mdmath_core 0.2.0 on toolchain 068609ce766e55d2e7371cd2a86143a6d7e8e2e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdmath_core 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mdmath_core 0.2.0
[INFO] tweaked toml for crates.io crate mdmath_core 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "generate-lockfile" "--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] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/cl/on/clone_dyn_types, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `collection_tools = "~0.12.0"`
[INFO] [stderr] candidate versions found which didn't match: 0.10.0, 0.9.0, 0.8.0, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `test_tools v0.10.0`
[INFO] [stderr]     ... which satisfies dependency `test_tools = "~0.10.0"` of package `mdmath_core v0.2.0 (/workspace/builds/worker-4-tc1/source)`


overridden task result to broken:yanked

Caused by:
    the crate depends on yanked dependencies: 
    
        Blocking waiting for file lock on package cache
        Updating crates.io index
    warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/cl/on/clone_dyn_types, error: No space left on device (os error 28)
    error: failed to select a version for the requirement `collection_tools = "~0.12.0"`
    candidate versions found which didn't match: 0.10.0, 0.9.0, 0.8.0, ...
    location searched: crates.io index
    required by package `test_tools v0.10.0`
        ... which satisfies dependency `test_tools = "~0.10.0"` of package `mdmath_core v0.2.0 (/workspace/builds/worker-4-tc1/source)`