[INFO] fetching crate minesweeper_core 0.1.0...
[INFO] testing minesweeper_core-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate minesweeper_core 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate minesweeper_core 0.1.0
[INFO] finished tweaking crates.io crate minesweeper_core 0.1.0
[INFO] tweaked toml for crates.io crate minesweeper_core 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate minesweeper_core 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate minesweeper_core 0.1.0 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f132f95a301d673af287568697868d9152902badd3ae1d35f8bed508ee65d965
[INFO] running `Command { std: "docker" "start" "-a" "f132f95a301d673af287568697868d9152902badd3ae1d35f8bed508ee65d965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f132f95a301d673af287568697868d9152902badd3ae1d35f8bed508ee65d965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f132f95a301d673af287568697868d9152902badd3ae1d35f8bed508ee65d965", kill_on_drop: false }`
[INFO] [stdout] f132f95a301d673af287568697868d9152902badd3ae1d35f8bed508ee65d965
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f1092ac97c405f51afce29aed432c6ef8ad9b9ff8ff2e7137b91a57482eba08
[INFO] running `Command { std: "docker" "start" "-a" "8f1092ac97c405f51afce29aed432c6ef8ad9b9ff8ff2e7137b91a57482eba08", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling minesweeper_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "8f1092ac97c405f51afce29aed432c6ef8ad9b9ff8ff2e7137b91a57482eba08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1092ac97c405f51afce29aed432c6ef8ad9b9ff8ff2e7137b91a57482eba08", kill_on_drop: false }`
[INFO] [stdout] 8f1092ac97c405f51afce29aed432c6ef8ad9b9ff8ff2e7137b91a57482eba08
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a7faa7382aed75a0830cfef009bffa8604e065abf844bb4f3944e231ef51b03
[INFO] running `Command { std: "docker" "start" "-a" "6a7faa7382aed75a0830cfef009bffa8604e065abf844bb4f3944e231ef51b03", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
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[INFO] [stderr]    Compiling syn v1.0.105
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[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling smallvec v1.10.0
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[INFO] [stderr]    Compiling serde_derive v1.0.151
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[INFO] [stderr]    Compiling miniz_oxide v0.6.2
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[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling minesweeper_core v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling pistoncore-event_loop v0.53.1
[INFO] [stderr]    Compiling piston v0.53.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
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[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling winit v0.24.0
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[INFO] [stderr]    Compiling pistoncore-glutin_window v0.70.1
[INFO] [stderr]    Compiling piston_window v0.127.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "6a7faa7382aed75a0830cfef009bffa8604e065abf844bb4f3944e231ef51b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7faa7382aed75a0830cfef009bffa8604e065abf844bb4f3944e231ef51b03", kill_on_drop: false }`
[INFO] [stdout] 6a7faa7382aed75a0830cfef009bffa8604e065abf844bb4f3944e231ef51b03
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7187a816e87d96c3d54837fa6484ee1a2b4d018771533c50de7650f2bc8619c
[INFO] running `Command { std: "docker" "start" "-a" "e7187a816e87d96c3d54837fa6484ee1a2b4d018771533c50de7650f2bc8619c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minesweeper_core-9e82af9297448304)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test board::tests::test_get_cells_around_bottom_right_cell ... ok
[INFO] [stdout] test board::tests::test_get_cells_around_top_left_cell ... ok
[INFO] [stdout] test board::tests::test_get_cells_around_central_cell ... ok
[INFO] [stdout] test board::tests::test_top_left_cell ... ok
[INFO] [stdout] test game::tests::test_difficulty_to_string ... ok
[INFO] [stdout] test game::tests::test_is_gameover ... ok
[INFO] [stdout] test game::tests::test_is_win ... ok
[INFO] [stdout] test tests::test_drawing_hard ... ok
[INFO] [stdout] test tests::game ... ok
[INFO] [stderr]    Doc-tests minesweeper_core
[INFO] [stdout] test game::tests::test_clear_white_cells ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "e7187a816e87d96c3d54837fa6484ee1a2b4d018771533c50de7650f2bc8619c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7187a816e87d96c3d54837fa6484ee1a2b4d018771533c50de7650f2bc8619c", kill_on_drop: false }`
[INFO] [stdout] e7187a816e87d96c3d54837fa6484ee1a2b4d018771533c50de7650f2bc8619c