[INFO] cloning repository https://github.com/Zheoni/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zheoni/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZheoni%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZheoni%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3295e1a833e24f62f039eb33cff7f4d8e5009942
[INFO] testing Zheoni/sudoku against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZheoni%2Fsudoku" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Zheoni/sudoku on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Zheoni/sudoku
[INFO] finished tweaking git repo https://github.com/Zheoni/sudoku
[INFO] tweaked toml for git repo https://github.com/Zheoni/sudoku written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/Zheoni/sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_pcg v0.3.0
[INFO] [stderr]   Downloaded rand_seeder v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e4477ad48a034de040f1014fd647db6d562b5afa64c4a5700e8cebbbba285a9
[INFO] running `Command { std: "docker" "start" "-a" "6e4477ad48a034de040f1014fd647db6d562b5afa64c4a5700e8cebbbba285a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e4477ad48a034de040f1014fd647db6d562b5afa64c4a5700e8cebbbba285a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e4477ad48a034de040f1014fd647db6d562b5afa64c4a5700e8cebbbba285a9", kill_on_drop: false }`
[INFO] [stdout] 6e4477ad48a034de040f1014fd647db6d562b5afa64c4a5700e8cebbbba285a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9eb9340881dd74accc024a6195862f3a3bbb531fe77afc64f72ecab8eb4fa86
[INFO] running `Command { std: "docker" "start" "-a" "d9eb9340881dd74accc024a6195862f3a3bbb531fe77afc64f72ecab8eb4fa86", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_pcg v0.3.0
[INFO] [stderr]    Compiling rand_seeder v0.2.2
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling sudoku v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `Command { std: "docker" "inspect" "d9eb9340881dd74accc024a6195862f3a3bbb531fe77afc64f72ecab8eb4fa86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9eb9340881dd74accc024a6195862f3a3bbb531fe77afc64f72ecab8eb4fa86", kill_on_drop: false }`
[INFO] [stdout] d9eb9340881dd74accc024a6195862f3a3bbb531fe77afc64f72ecab8eb4fa86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a66e3026502a2c60413fc5fbce0f5203d3e4d220c729f472c8ebfc5b520cb25
[INFO] running `Command { std: "docker" "start" "-a" "3a66e3026502a2c60413fc5fbce0f5203d3e4d220c729f472c8ebfc5b520cb25", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "3a66e3026502a2c60413fc5fbce0f5203d3e4d220c729f472c8ebfc5b520cb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a66e3026502a2c60413fc5fbce0f5203d3e4d220c729f472c8ebfc5b520cb25", kill_on_drop: false }`
[INFO] [stdout] 3a66e3026502a2c60413fc5fbce0f5203d3e4d220c729f472c8ebfc5b520cb25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45f6b5bc938721f9c431db9904447ed0524794678b0cdf75807a4a9a8025d771
[INFO] running `Command { std: "docker" "start" "-a" "45f6b5bc938721f9c431db9904447ed0524794678b0cdf75807a4a9a8025d771", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-1cbe6721ae2aeb22)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test board::tests::line_string ... ok
[INFO] [stdout] test pos_util::tests::test_col ... ok
[INFO] [stdout] test pos_util::tests::test_group ... ok
[INFO] [stdout] test board::tests::count_more ... ok
[INFO] [stdout] test pos_util::tests::test_row ... ok
[INFO] [stdout] test pos_util::tests::test_adjacent ... ok
[INFO] [stdout] test puzzle::tests::all_difficulties_strings ... ok
[INFO] [stdout] test puzzle::tests::generator_difficulty_and_difficulty ... ok
[INFO] [stdout] test board::tests::solve_all_more ... ok
[INFO] [stdout] test board::tests::line_string_zeroes ... ok
[INFO] [stdout] test board::tests::count_1 ... ok
[INFO] [stdout] test board::tests::solve_1 ... ok
[INFO] [stdout] test board::tests::generate ... ok
[INFO] [stdout] test board::tests::solve_all_1 ... ok
[INFO] [stdout] test puzzle::tests::same_board_with_seed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-5da9bcff8ebd2af5)
[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] [stderr]    Doc-tests sudoku
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/board.rs - board::SudokuBoard (line 20) ... ok
[INFO] [stdout] test src/puzzle.rs - puzzle::SudokuPuzzle (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45f6b5bc938721f9c431db9904447ed0524794678b0cdf75807a4a9a8025d771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f6b5bc938721f9c431db9904447ed0524794678b0cdf75807a4a9a8025d771", kill_on_drop: false }`
[INFO] [stdout] 45f6b5bc938721f9c431db9904447ed0524794678b0cdf75807a4a9a8025d771