[INFO] cloning repository https://github.com/TidyMaze/Twixt-PP
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TidyMaze/Twixt-PP" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTidyMaze%2FTwixt-PP", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTidyMaze%2FTwixt-PP'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c6c117fb81bc958ce7f323de8d101080a418739
[INFO] testing TidyMaze/Twixt-PP against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTidyMaze%2FTwixt-PP" "/workspace/builds/worker-96/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TidyMaze/Twixt-PP on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TidyMaze/Twixt-PP
[INFO] finished tweaking git repo https://github.com/TidyMaze/Twixt-PP
[INFO] tweaked toml for git repo https://github.com/TidyMaze/Twixt-PP written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate git repo https://github.com/TidyMaze/Twixt-PP already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c1cd5a05403917d5c2d44d8c5b16fd4dfbaa31e8c256b8d7edba3bee3f8c7fc
[INFO] running `Command { std: "docker" "start" "-a" "5c1cd5a05403917d5c2d44d8c5b16fd4dfbaa31e8c256b8d7edba3bee3f8c7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c1cd5a05403917d5c2d44d8c5b16fd4dfbaa31e8c256b8d7edba3bee3f8c7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1cd5a05403917d5c2d44d8c5b16fd4dfbaa31e8c256b8d7edba3bee3f8c7fc", kill_on_drop: false }`
[INFO] [stdout] 5c1cd5a05403917d5c2d44d8c5b16fd4dfbaa31e8c256b8d7edba3bee3f8c7fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45bbc0a7b607bdc7e56247bd9d81d452210a05de8b79b4af1ce0cf737dd4c84f
[INFO] running `Command { std: "docker" "start" "-a" "45bbc0a7b607bdc7e56247bd9d81d452210a05de8b79b4af1ce0cf737dd4c84f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling twixt_pp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `play_action`
[INFO] [stdout]    --> src/main.rs:146:8
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn play_action(mut g: Grid, c: Coord, p: u8) -> Grid {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.06s
[INFO] running `Command { std: "docker" "inspect" "45bbc0a7b607bdc7e56247bd9d81d452210a05de8b79b4af1ce0cf737dd4c84f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45bbc0a7b607bdc7e56247bd9d81d452210a05de8b79b4af1ce0cf737dd4c84f", kill_on_drop: false }`
[INFO] [stdout] 45bbc0a7b607bdc7e56247bd9d81d452210a05de8b79b4af1ce0cf737dd4c84f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b3bf0e558ebf1a392162b36ca05465e45023ecfdf462e590ac5fd6e7f27e63f
[INFO] running `Command { std: "docker" "start" "-a" "8b3bf0e558ebf1a392162b36ca05465e45023ecfdf462e590ac5fd6e7f27e63f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling twixt_pp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `Command { std: "docker" "inspect" "8b3bf0e558ebf1a392162b36ca05465e45023ecfdf462e590ac5fd6e7f27e63f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b3bf0e558ebf1a392162b36ca05465e45023ecfdf462e590ac5fd6e7f27e63f", kill_on_drop: false }`
[INFO] [stdout] 8b3bf0e558ebf1a392162b36ca05465e45023ecfdf462e590ac5fd6e7f27e63f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bcd7706dc5cf29f300406899e559522d3a4020c342217a903edac1bddf3ae83e
[INFO] running `Command { std: "docker" "start" "-a" "bcd7706dc5cf29f300406899e559522d3a4020c342217a903edac1bddf3ae83e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/twixt_pp-b34958cf8c60b136)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcd7706dc5cf29f300406899e559522d3a4020c342217a903edac1bddf3ae83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd7706dc5cf29f300406899e559522d3a4020c342217a903edac1bddf3ae83e", kill_on_drop: false }`
[INFO] [stdout] bcd7706dc5cf29f300406899e559522d3a4020c342217a903edac1bddf3ae83e