[INFO] cloning repository https://github.com/TorsteinTenstad/sudoku-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TorsteinTenstad/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTorsteinTenstad%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTorsteinTenstad%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41a5ff874207850fb28180259734d3a7fe940baa
[INFO] testing TorsteinTenstad/sudoku-solver/41a5ff874207850fb28180259734d3a7fe940baa against try#f23b22458132fb20faeb8a915b1c252478696f25 for pr-131095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTorsteinTenstad%2Fsudoku-solver" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TorsteinTenstad/sudoku-solver on toolchain f23b22458132fb20faeb8a915b1c252478696f25
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TorsteinTenstad/sudoku-solver
[INFO] finished tweaking git repo https://github.com/TorsteinTenstad/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/TorsteinTenstad/sudoku-solver written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/TorsteinTenstad/sudoku-solver 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" "+f23b22458132fb20faeb8a915b1c252478696f25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 251c2b924d8eabd82fc3a9bf1058b261eb5994ac552b0c2d5d9ad7d8a08c07bb
[INFO] running `Command { std: "docker" "start" "-a" "251c2b924d8eabd82fc3a9bf1058b261eb5994ac552b0c2d5d9ad7d8a08c07bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "251c2b924d8eabd82fc3a9bf1058b261eb5994ac552b0c2d5d9ad7d8a08c07bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251c2b924d8eabd82fc3a9bf1058b261eb5994ac552b0c2d5d9ad7d8a08c07bb", kill_on_drop: false }`
[INFO] [stdout] 251c2b924d8eabd82fc3a9bf1058b261eb5994ac552b0c2d5d9ad7d8a08c07bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edb6c2ead3a7624f9461a0e88d2d1b88292a7e9b69e44e0e2d5b37bf5bcde1de
[INFO] running `Command { std: "docker" "start" "-a" "edb6c2ead3a7624f9461a0e88d2d1b88292a7e9b69e44e0e2d5b37bf5bcde1de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling rustversion v1.0.15
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling clap v4.5.4
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `number_of_solved_squares` and `iterations` are never read
[INFO] [stdout]   --> src/solver.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SolveResult {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 15 |     pub exit_condition: SolveExitCondition,
[INFO] [stdout] 16 |     pub number_of_solved_squares: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     pub unsolved_metric: usize,
[INFO] [stdout] 18 |     pub iterations: usize,
[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 4.90s
[INFO] running `Command { std: "docker" "inspect" "edb6c2ead3a7624f9461a0e88d2d1b88292a7e9b69e44e0e2d5b37bf5bcde1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb6c2ead3a7624f9461a0e88d2d1b88292a7e9b69e44e0e2d5b37bf5bcde1de", kill_on_drop: false }`
[INFO] [stdout] edb6c2ead3a7624f9461a0e88d2d1b88292a7e9b69e44e0e2d5b37bf5bcde1de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf0eebd94ae3a6cbb537c831cb499f88f012979caa852bb0682292ff4a20634c
[INFO] running `Command { std: "docker" "start" "-a" "cf0eebd94ae3a6cbb537c831cb499f88f012979caa852bb0682292ff4a20634c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `number_of_solved_squares` and `iterations` are never read
[INFO] [stdout]   --> src/solver.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SolveResult {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 15 |     pub exit_condition: SolveExitCondition,
[INFO] [stdout] 16 |     pub number_of_solved_squares: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     pub unsolved_metric: usize,
[INFO] [stdout] 18 |     pub iterations: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "cf0eebd94ae3a6cbb537c831cb499f88f012979caa852bb0682292ff4a20634c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0eebd94ae3a6cbb537c831cb499f88f012979caa852bb0682292ff4a20634c", kill_on_drop: false }`
[INFO] [stdout] cf0eebd94ae3a6cbb537c831cb499f88f012979caa852bb0682292ff4a20634c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30f820ae2c14267fba2c3a9ce4bd37c819bdcecd0f5aa44b051c309199e78456
[INFO] running `Command { std: "docker" "start" "-a" "30f820ae2c14267fba2c3a9ce4bd37c819bdcecd0f5aa44b051c309199e78456", kill_on_drop: false }`
[INFO] [stderr] warning: fields `number_of_solved_squares` and `iterations` are never read
[INFO] [stderr]   --> src/solver.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct SolveResult {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 15 |     pub exit_condition: SolveExitCondition,
[INFO] [stderr] 16 |     pub number_of_solved_squares: usize,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 17 |     pub unsolved_metric: usize,
[INFO] [stderr] 18 |     pub iterations: usize,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku-solver` (bin "sudoku-solver" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku_solver-852be89cd013c638)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test number_set_tests::tests::test_contains ... ok
[INFO] [stdout] test number_set_tests::tests::test_first ... ok
[INFO] [stdout] test number_set_tests::tests::test_new ... ok
[INFO] [stdout] test number_set_tests::tests::test_into_iter ... ok
[INFO] [stdout] test number_set_tests::tests::test_single_is_none ... ok
[INFO] [stdout] test number_set_tests::tests::test_remove ... ok
[INFO] [stdout] test number_set_tests::tests::test_single_is_none_too_many ... ok
[INFO] [stdout] test number_set_tests::tests::test_single_is_some ... ok
[INFO] [stdout] test number_set_tests::tests::test_without ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30f820ae2c14267fba2c3a9ce4bd37c819bdcecd0f5aa44b051c309199e78456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f820ae2c14267fba2c3a9ce4bd37c819bdcecd0f5aa44b051c309199e78456", kill_on_drop: false }`
[INFO] [stdout] 30f820ae2c14267fba2c3a9ce4bd37c819bdcecd0f5aa44b051c309199e78456