[INFO] cloning repository https://github.com/duffrecords/mellotron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duffrecords/mellotron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduffrecords%2Fmellotron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduffrecords%2Fmellotron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1110b96e4bb98229c81e4d29203f28d0e7f9f7f
[INFO] checking duffrecords/mellotron against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduffrecords%2Fmellotron" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/duffrecords/mellotron
[INFO] finished tweaking git repo https://github.com/duffrecords/mellotron
[INFO] tweaked toml for git repo https://github.com/duffrecords/mellotron written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/duffrecords/mellotron on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/duffrecords/mellotron 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" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/davemollen/rust-lv2.git`
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (5977) 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
[INFO] checking duffrecords/mellotron against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduffrecords%2Fmellotron" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/duffrecords/mellotron
[INFO] finished tweaking git repo https://github.com/duffrecords/mellotron
[INFO] tweaked toml for git repo https://github.com/duffrecords/mellotron written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/duffrecords/mellotron on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/duffrecords/mellotron 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" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/davemollen/rust-lv2.git`
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (5999) 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
[INFO] checking duffrecords/mellotron against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduffrecords%2Fmellotron" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/duffrecords/mellotron
[INFO] finished tweaking git repo https://github.com/duffrecords/mellotron
[INFO] tweaked toml for git repo https://github.com/duffrecords/mellotron written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/duffrecords/mellotron on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/duffrecords/mellotron 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" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/davemollen/rust-lv2.git`
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (6021) 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
[INFO] checking duffrecords/mellotron against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduffrecords%2Fmellotron" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/duffrecords/mellotron
[INFO] finished tweaking git repo https://github.com/duffrecords/mellotron
[INFO] tweaked toml for git repo https://github.com/duffrecords/mellotron written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/duffrecords/mellotron on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/duffrecords/mellotron 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" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/davemollen/rust-lv2.git`
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (6043) 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
[INFO] checking duffrecords/mellotron against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduffrecords%2Fmellotron" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/duffrecords/mellotron
[INFO] finished tweaking git repo https://github.com/duffrecords/mellotron
[INFO] tweaked toml for git repo https://github.com/duffrecords/mellotron written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/duffrecords/mellotron on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/duffrecords/mellotron 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" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/davemollen/rust-lv2.git`
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (6065) 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
       
           Updating git repository `https://github.com/davemollen/rust-lv2.git`
       
       thread 'main' (6065) 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