[INFO] fetching crate wnck-sys 0.1.0...
[INFO] checking wnck-sys-0.1.0 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] extracting crate wnck-sys 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate wnck-sys 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 wnck-sys 0.1.0
[INFO] finished tweaking crates.io crate wnck-sys 0.1.0
[INFO] tweaked toml for crates.io crate wnck-sys 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "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] error: failed to select a version for the requirement `fragile = "^0.3"`
[INFO] [stderr]   version 0.3.0 is yanked
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `wnck-sys v0.1.0 (/workspace/builds/worker-5-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
    error: failed to select a version for the requirement `fragile = "^0.3"`
      version 0.3.0 is yanked
    location searched: crates.io index
    required by package `wnck-sys v0.1.0 (/workspace/builds/worker-5-tc1/source)`