[INFO] cloning repository https://github.com/timothyhahn/countdown-numbers-game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timothyhahn/countdown-numbers-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimothyhahn%2Fcountdown-numbers-game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimothyhahn%2Fcountdown-numbers-game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cc4d6f2160f516929a5e5753e07000af1312ac9a [INFO] testing timothyhahn/countdown-numbers-game against beta-2026-04-21 for beta-1.96-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimothyhahn%2Fcountdown-numbers-game" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/timothyhahn/countdown-numbers-game [INFO] finished tweaking git repo https://github.com/timothyhahn/countdown-numbers-game [INFO] tweaked toml for git repo https://github.com/timothyhahn/countdown-numbers-game written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/timothyhahn/countdown-numbers-game on toolchain beta-2026-04-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/timothyhahn/countdown-numbers-game 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19d31fedfd18679594aadc481dce7d57d92147e912f3deaf3dd8b2dfc289f813 [INFO] running `Command { std: "docker" "start" "-a" "19d31fedfd18679594aadc481dce7d57d92147e912f3deaf3dd8b2dfc289f813", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19d31fedfd18679594aadc481dce7d57d92147e912f3deaf3dd8b2dfc289f813", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19d31fedfd18679594aadc481dce7d57d92147e912f3deaf3dd8b2dfc289f813", kill_on_drop: false }` [INFO] [stdout] 19d31fedfd18679594aadc481dce7d57d92147e912f3deaf3dd8b2dfc289f813 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fce1a3a1b5a9811130e7aeeb1604b834131bd5d47200e8b6836637c99725a862 [INFO] running `Command { std: "docker" "start" "-a" "fce1a3a1b5a9811130e7aeeb1604b834131bd5d47200e8b6836637c99725a862", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling serde_json v1.0.142 [INFO] [stderr] Compiling clap_lex v0.7.5 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling anstyle v1.0.11 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling criterion-plot v0.6.0 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling clap_builder v4.5.43 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand v0.9.2 [INFO] [stderr] Compiling clap v4.5.43 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.7.0 [INFO] [stderr] Compiling countdown-numbers-game v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.68s [INFO] running `Command { std: "docker" "inspect" "fce1a3a1b5a9811130e7aeeb1604b834131bd5d47200e8b6836637c99725a862", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fce1a3a1b5a9811130e7aeeb1604b834131bd5d47200e8b6836637c99725a862", kill_on_drop: false }` [INFO] [stdout] fce1a3a1b5a9811130e7aeeb1604b834131bd5d47200e8b6836637c99725a862 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] efd822062c6a7a6b153701df6a9f2d09eaccec5029be5277dbbd280b51acbc8a [INFO] running `Command { std: "docker" "start" "-a" "efd822062c6a7a6b153701df6a9f2d09eaccec5029be5277dbbd280b51acbc8a", kill_on_drop: false }` [INFO] [stderr] Compiling countdown-numbers-game v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "efd822062c6a7a6b153701df6a9f2d09eaccec5029be5277dbbd280b51acbc8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efd822062c6a7a6b153701df6a9f2d09eaccec5029be5277dbbd280b51acbc8a", kill_on_drop: false }` [INFO] [stdout] efd822062c6a7a6b153701df6a9f2d09eaccec5029be5277dbbd280b51acbc8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5e695765c557431e9b1b9b30bc840cdb49989d2836dcc2c22b3463620a22d8ac [INFO] running `Command { std: "docker" "start" "-a" "5e695765c557431e9b1b9b30bc840cdb49989d2836dcc2c22b3463620a22d8ac", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/countdown_numbers_game-ae80cdfb560757a6) [INFO] [stdout] [INFO] [stdout] running 43 tests [INFO] [stdout] test equations::tests::test_addition ... ok [INFO] [stdout] test equations::tests::test_chained_operations ... ok [INFO] [stdout] test equations::tests::test_complex_equation ... ok [INFO] [stdout] test equations::tests::test_division ... ok [INFO] [stdout] test equations::tests::test_division_by_zero ... ok [INFO] [stdout] test equations::tests::test_error_propagation ... ok [INFO] [stdout] test equations::tests::test_multiplication ... ok [INFO] [stdout] test equations::tests::test_non_integer_division ... ok [INFO] [stdout] test equations::tests::test_subtraction ... ok [INFO] [stdout] test equations::tests::test_terminate ... ok [INFO] [stdout] test generator::tests::test_custom_max_numbers ... ok [INFO] [stdout] test generator::tests::test_all_large_numbers ... ok [INFO] [stdout] test generator::tests::test_generate_classic_puzzle ... ok [INFO] [stdout] test generator::tests::test_generate_puzzle ... ok [INFO] [stdout] test generator::tests::test_generate_with_target ... ok [INFO] [stdout] test generator::tests::test_large_and_small_counts ... ok [INFO] [stdout] test generator::tests::test_puzzle_validation ... ok [INFO] [stdout] test generator::tests::test_no_large_numbers ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_addition_solution_exists ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_multiplication_solution_exists ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_subtraction_solution_exists ... ok [INFO] [stdout] test solvers::minimax::tests::test_addition_solution_exists ... ok [INFO] [stdout] test solvers::minimax::tests::test_division_solution_exists ... ok [INFO] [stdout] test solvers::minimax::tests::test_multiplication_solution_exists ... ok [INFO] [stdout] test solvers::minimax::tests::test_no_solution_target_100 ... ok [INFO] [stdout] test solvers::minimax::tests::test_no_solution_target_3 ... ok [INFO] [stdout] test solvers::minimax::tests::test_subtraction_solution_exists ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_division_solution_exists ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_no_solution_target_100 ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_no_solution_target_3 ... ok [INFO] [stdout] test generator::tests::test_small_puzzle ... ok [INFO] [stdout] test generator::tests::test_invalid_target_range - should panic ... ok [INFO] [stdout] test generator::tests::test_too_many_large_numbers - should panic ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_complex_solution_1 ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_complex_solution_2 ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_complex_solution_4 ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_complex_solution_3 ... ok [INFO] [stdout] test solvers::bruteforce::tests::test_unsolvable_complex has been running for over 60 seconds [INFO] [stdout] test solvers::minimax::tests::test_complex_solution_1 has been running for over 60 seconds [INFO] [stdout] test solvers::minimax::tests::test_complex_solution_2 has been running for over 60 seconds [INFO] [stdout] test solvers::minimax::tests::test_complex_solution_3 has been running for over 60 seconds [INFO] [stdout] test solvers::minimax::tests::test_complex_solution_4 has been running for over 60 seconds [INFO] [stdout] test solvers::minimax::tests::test_unsolvable_complex has been running for over 60 seconds [INFO] [stdout] test solvers::bruteforce::tests::test_unsolvable_complex ... ok [INFO] [stdout] test solvers::minimax::tests::test_complex_solution_4 ... ok [INFO] [stdout] test solvers::minimax::tests::test_complex_solution_1 ... ok [INFO] [stdout] test solvers::minimax::tests::test_complex_solution_2 ... ok [INFO] [stdout] test solvers::minimax::tests::test_complex_solution_3 ... ok [INFO] [stdout] test solvers::minimax::tests::test_unsolvable_complex ... ok [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/countdown_numbers_game-4866fefc923375d6) [INFO] [stdout] [INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 356.49s [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Doc-tests countdown_numbers_game [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] [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" "5e695765c557431e9b1b9b30bc840cdb49989d2836dcc2c22b3463620a22d8ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e695765c557431e9b1b9b30bc840cdb49989d2836dcc2c22b3463620a22d8ac", kill_on_drop: false }` [INFO] [stdout] 5e695765c557431e9b1b9b30bc840cdb49989d2836dcc2c22b3463620a22d8ac