[INFO] cloning repository https://github.com/greedyhao/ppg_algo_debug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/greedyhao/ppg_algo_debug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreedyhao%2Fppg_algo_debug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreedyhao%2Fppg_algo_debug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4601eddefc63826dbc43c76e30431c28e79fda84
[INFO] checking greedyhao/ppg_algo_debug against master#1fe72d35998dea48aeecaf7fc07783b0b553f24f for pr-154992-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreedyhao%2Fppg_algo_debug" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/greedyhao/ppg_algo_debug
[INFO] finished tweaking git repo https://github.com/greedyhao/ppg_algo_debug
[INFO] tweaked toml for git repo https://github.com/greedyhao/ppg_algo_debug written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/greedyhao/ppg_algo_debug on toolchain 1fe72d35998dea48aeecaf7fc07783b0b553f24f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "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" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/emilk/egui`
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (6099) panicked at /rust/deps/futures-executor-0.3.32/src/local_pool.rs:81:26:
[INFO] [stderr] cannot execute `LocalPool` executor from within another executor: EnterError
[INFO] [stderr] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Blocking waiting for file lock on package cache
           Updating git repository `https://github.com/emilk/egui`
       
       thread 'main' (6099) panicked at /rust/deps/futures-executor-0.3.32/src/local_pool.rs:81:26:
       cannot execute `LocalPool` executor from within another executor: EnterError
       note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace