[INFO] cloning repository https://github.com/stefanMadzharov/towers_of_hanoi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stefanMadzharov/towers_of_hanoi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FstefanMadzharov%2Ftowers_of_hanoi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FstefanMadzharov%2Ftowers_of_hanoi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b97af1103769469aaf47a9218678a4ae21526ca
[INFO] testing stefanMadzharov/towers_of_hanoi against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FstefanMadzharov%2Ftowers_of_hanoi" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stefanMadzharov/towers_of_hanoi
[INFO] finished tweaking git repo https://github.com/stefanMadzharov/towers_of_hanoi
[INFO] tweaked toml for git repo https://github.com/stefanMadzharov/towers_of_hanoi written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stefanMadzharov/towers_of_hanoi on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stefanMadzharov/towers_of_hanoi 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 934ce00cc3eea501ec199697bb27d201075f1248cfe7f1e38d2918ce5f4c6bea
[INFO] running `Command { std: "docker" "start" "-a" "934ce00cc3eea501ec199697bb27d201075f1248cfe7f1e38d2918ce5f4c6bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934ce00cc3eea501ec199697bb27d201075f1248cfe7f1e38d2918ce5f4c6bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934ce00cc3eea501ec199697bb27d201075f1248cfe7f1e38d2918ce5f4c6bea", kill_on_drop: false }`
[INFO] [stdout] 934ce00cc3eea501ec199697bb27d201075f1248cfe7f1e38d2918ce5f4c6bea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c39f2cde37ec5df557c1bdbaffdba765ef625422ccea26d65d4987d440bbe07
[INFO] running `Command { std: "docker" "start" "-a" "6c39f2cde37ec5df557c1bdbaffdba765ef625422ccea26d65d4987d440bbe07", kill_on_drop: false }`
[INFO] [stderr]    Compiling towers-of-hanoi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `hanoi` is never used
[INFO] [stdout]  --> src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn hanoi(n: u32, source: &str, target: &str, auxiliary: &str) -> Vec<(String, String)> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "6c39f2cde37ec5df557c1bdbaffdba765ef625422ccea26d65d4987d440bbe07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c39f2cde37ec5df557c1bdbaffdba765ef625422ccea26d65d4987d440bbe07", kill_on_drop: false }`
[INFO] [stdout] 6c39f2cde37ec5df557c1bdbaffdba765ef625422ccea26d65d4987d440bbe07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c8c849b2f020267d5eca4ba8d6ddb773c9e9a80ff55e1e627db8788f6a79a20
[INFO] running `Command { std: "docker" "start" "-a" "9c8c849b2f020267d5eca4ba8d6ddb773c9e9a80ff55e1e627db8788f6a79a20", kill_on_drop: false }`
[INFO] [stderr]    Compiling towers-of-hanoi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "9c8c849b2f020267d5eca4ba8d6ddb773c9e9a80ff55e1e627db8788f6a79a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8c849b2f020267d5eca4ba8d6ddb773c9e9a80ff55e1e627db8788f6a79a20", kill_on_drop: false }`
[INFO] [stdout] 9c8c849b2f020267d5eca4ba8d6ddb773c9e9a80ff55e1e627db8788f6a79a20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cfbf477eac1e236d0f8a6e070a07f4eb6302f9aa41bcb7a18df751e1f9c5a291
[INFO] running `Command { std: "docker" "start" "-a" "cfbf477eac1e236d0f8a6e070a07f4eb6302f9aa41bcb7a18df751e1f9c5a291", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/towers_of_hanoi-29fac17e98fdae2b)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_4_discs ... ok
[INFO] [stdout] test tests::test_non_standard_names ... ok
[INFO] [stdout] test tests::test_move_count ... ok
[INFO] [stdout] test tests::test_one_disk ... ok
[INFO] [stdout] test tests::test_three_disks ... ok
[INFO] [stdout] test tests::test_zero_disks ... ok
[INFO] [stdout] test tests::test_two_disks ... ok
[INFO] [stdout] test tests::test_7_discs ... ok
[INFO] [stderr] error: test failed, to rerun pass `--bin towers-of-hanoi`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/towers_of_hanoi-29fac17e98fdae2b` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "cfbf477eac1e236d0f8a6e070a07f4eb6302f9aa41bcb7a18df751e1f9c5a291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfbf477eac1e236d0f8a6e070a07f4eb6302f9aa41bcb7a18df751e1f9c5a291", kill_on_drop: false }`
[INFO] [stdout] cfbf477eac1e236d0f8a6e070a07f4eb6302f9aa41bcb7a18df751e1f9c5a291
