[INFO] fetching crate minesweeper_core 0.1.0...
[INFO] testing minesweeper_core-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate minesweeper_core 0.1.0 into /workspace/builds/worker-7-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate minesweeper_core 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1bf5222f55c85e4d19840a06b98b042ad2bccec3423418f0ca9c2d23fbf5ee4
[INFO] running `Command { std: "docker" "start" "-a" "c1bf5222f55c85e4d19840a06b98b042ad2bccec3423418f0ca9c2d23fbf5ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1bf5222f55c85e4d19840a06b98b042ad2bccec3423418f0ca9c2d23fbf5ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1bf5222f55c85e4d19840a06b98b042ad2bccec3423418f0ca9c2d23fbf5ee4", kill_on_drop: false }`
[INFO] [stdout] c1bf5222f55c85e4d19840a06b98b042ad2bccec3423418f0ca9c2d23fbf5ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79e5aacfaaad4b3ca5cd0487e10035a55cfa00dcd00653241ef081e614b05e0e
[INFO] running `Command { std: "docker" "start" "-a" "79e5aacfaaad4b3ca5cd0487e10035a55cfa00dcd00653241ef081e614b05e0e", 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 3.30s
[INFO] running `Command { std: "docker" "inspect" "79e5aacfaaad4b3ca5cd0487e10035a55cfa00dcd00653241ef081e614b05e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e5aacfaaad4b3ca5cd0487e10035a55cfa00dcd00653241ef081e614b05e0e", kill_on_drop: false }`
[INFO] [stdout] 79e5aacfaaad4b3ca5cd0487e10035a55cfa00dcd00653241ef081e614b05e0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af168f77fcac5f371f91f7298505b774c513166812708560fef757c0b8409d19
[INFO] running `Command { std: "docker" "start" "-a" "af168f77fcac5f371f91f7298505b774c513166812708560fef757c0b8409d19", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
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[INFO] [stderr]    Compiling minesweeper_core v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling piston-gfx_texture v0.44.0
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[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `Command { std: "docker" "inspect" "af168f77fcac5f371f91f7298505b774c513166812708560fef757c0b8409d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af168f77fcac5f371f91f7298505b774c513166812708560fef757c0b8409d19", kill_on_drop: false }`
[INFO] [stdout] af168f77fcac5f371f91f7298505b774c513166812708560fef757c0b8409d19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5356db01f2a0728ef824eea670870817ec0585e26dc3aa25ee47c4b557eaf6f5
[INFO] running `Command { std: "docker" "start" "-a" "5356db01f2a0728ef824eea670870817ec0585e26dc3aa25ee47c4b557eaf6f5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minesweeper_core-472d797950c49e6f)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test board::tests::test_get_cells_around_top_left_cell ... ok
[INFO] [stdout] test game::tests::test_clear_white_cells ... ok
[INFO] [stdout] test game::tests::test_is_gameover ... ok
[INFO] [stdout] test game::tests::test_is_win ... 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 tests::test_drawing_hard ... ok
[INFO] [stdout] test game::tests::test_difficulty_to_string ... ok
[INFO] [stdout] test board::tests::test_get_cells_around_bottom_right_cell ... ok
[INFO] [stdout] test tests::game ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minesweeper_core
[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" "5356db01f2a0728ef824eea670870817ec0585e26dc3aa25ee47c4b557eaf6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5356db01f2a0728ef824eea670870817ec0585e26dc3aa25ee47c4b557eaf6f5", kill_on_drop: false }`
[INFO] [stdout] 5356db01f2a0728ef824eea670870817ec0585e26dc3aa25ee47c4b557eaf6f5