[INFO] cloning repository https://github.com/mattmoor/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattmoor/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattmoor%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattmoor%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f11cb91258a930cdff6c253827e4e32727ce839
[INFO] testing mattmoor/sudoku against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattmoor%2Fsudoku" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattmoor/sudoku on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mattmoor/sudoku
[INFO] finished tweaking git repo https://github.com/mattmoor/sudoku
[INFO] tweaked toml for git repo https://github.com/mattmoor/sudoku written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mattmoor/sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ba02bdc15e6c84508281cfb542ab60b5f1a8a8c072941f6124b9c2fa5fd48b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ba02bdc15e6c84508281cfb542ab60b5f1a8a8c072941f6124b9c2fa5fd48b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ba02bdc15e6c84508281cfb542ab60b5f1a8a8c072941f6124b9c2fa5fd48b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba02bdc15e6c84508281cfb542ab60b5f1a8a8c072941f6124b9c2fa5fd48b2", kill_on_drop: false }`
[INFO] [stdout] 6ba02bdc15e6c84508281cfb542ab60b5f1a8a8c072941f6124b9c2fa5fd48b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d329079876123b7b300e38df985bfe65a0d05b560be95bc979c25d1914350adf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d329079876123b7b300e38df985bfe65a0d05b560be95bc979c25d1914350adf", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `union`
[INFO] [stdout]   --> src/game/bitset.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn union(&self, other: BitSet) -> BitSet {
[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 1.46s
[INFO] running `Command { std: "docker" "inspect" "d329079876123b7b300e38df985bfe65a0d05b560be95bc979c25d1914350adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d329079876123b7b300e38df985bfe65a0d05b560be95bc979c25d1914350adf", kill_on_drop: false }`
[INFO] [stdout] d329079876123b7b300e38df985bfe65a0d05b560be95bc979c25d1914350adf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bf01ced712c0ee2fe2675750732d6c35f1a844c76ed07d61bdcafa167efaeeb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7bf01ced712c0ee2fe2675750732d6c35f1a844c76ed07d61bdcafa167efaeeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "7bf01ced712c0ee2fe2675750732d6c35f1a844c76ed07d61bdcafa167efaeeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bf01ced712c0ee2fe2675750732d6c35f1a844c76ed07d61bdcafa167efaeeb", kill_on_drop: false }`
[INFO] [stdout] 7bf01ced712c0ee2fe2675750732d6c35f1a844c76ed07d61bdcafa167efaeeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d64b3dd5cee78c89d3e83a1b2129b42b05f550c07bcde3738ea6fad5a024a2fc
[INFO] running `Command { std: "docker" "start" "-a" "d64b3dd5cee78c89d3e83a1b2129b42b05f550c07bcde3738ea6fad5a024a2fc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-b3b74df0d05e22f7)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test game::bitset::tests::test_count ... ok
[INFO] [stdout] test game::bitset::tests::test_empty ... ok
[INFO] [stdout] test game::bitset::tests::test_foreach ... ok
[INFO] [stdout] test game::bitset::tests::test_iterating_alternating ... ok
[INFO] [stdout] test game::bitset::tests::test_singleton ... ok
[INFO] [stdout] test game::bitset::tests::test_union ... ok
[INFO] [stdout] test game::tests::check_bad_board ... ok
[INFO] [stdout] test game::tests::check_equality ... ok
[INFO] [stdout] test game::bitset::tests::test_has ... ok
[INFO] [stdout] test game::tests::check_solve_fails ... ok
[INFO] [stdout] test game::bitset::tests::test_formatting ... ok
[INFO] [stdout] test game::bitset::tests::test_intersect ... ok
[INFO] [stdout] test game::tests::check_iterators ... ok
[INFO] [stdout] test game::tests::check_parse ... ok
[INFO] [stdout] test game::tests::check_solve_super_easy ... ok
[INFO] [stdout] test game::tests::check_solve_super_hard ... ok
[INFO] [stdout] test game::tests::check_solve_hardest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d64b3dd5cee78c89d3e83a1b2129b42b05f550c07bcde3738ea6fad5a024a2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d64b3dd5cee78c89d3e83a1b2129b42b05f550c07bcde3738ea6fad5a024a2fc", kill_on_drop: false }`
[INFO] [stdout] d64b3dd5cee78c89d3e83a1b2129b42b05f550c07bcde3738ea6fad5a024a2fc