[INFO] updating cached repository plorefice/minesweeper-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/plorefice/minesweeper-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/plorefice/minesweeper-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/plorefice/minesweeper-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/plorefice/minesweeper-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/plorefice/minesweeper-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/plorefice/minesweeper-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/plorefice/minesweeper-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4aa679f260a38e93f609e731e5c048c2a6efdb72
[INFO] sha for GitHub repo plorefice/minesweeper-rs: 4aa679f260a38e93f609e731e5c048c2a6efdb72
[INFO] validating manifest of plorefice/minesweeper-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of plorefice/minesweeper-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing plorefice/minesweeper-rs
[INFO] finished frobbing plorefice/minesweeper-rs
[INFO] frobbed toml for plorefice/minesweeper-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/plorefice/minesweeper-rs/Cargo.toml
[INFO] started frobbing plorefice/minesweeper-rs
[INFO] finished frobbing plorefice/minesweeper-rs
[INFO] frobbed toml for plorefice/minesweeper-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/plorefice/minesweeper-rs/Cargo.toml
[INFO] crate plorefice/minesweeper-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing plorefice/minesweeper-rs against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/plorefice/minesweeper-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a3dd0e4a67c993843765d7996ae348c42483a6c5ebaef05c4b1f5a14940a691f
[INFO] running `"docker" "start" "-a" "a3dd0e4a67c993843765d7996ae348c42483a6c5ebaef05c4b1f5a14940a691f"`
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling safe-transmute v0.10.1
[INFO] [stderr]    Compiling interpolation v0.2.0
[INFO] [stderr]    Compiling draw_state v0.8.0
[INFO] [stderr]    Compiling piston-viewport v0.5.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling approx v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling png v0.14.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling andrew v0.1.6
[INFO] [stderr]    Compiling piston2d-graphics v0.30.0
[INFO] [stderr]    Compiling wayland-sys v0.21.11
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling wayland-commons v0.21.11
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling gfx_core v0.8.3
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling pistoncore-input v0.24.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.4
[INFO] [stderr]    Compiling pistoncore-window v0.37.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.42.0
[INFO] [stderr]    Compiling piston v0.42.0
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.54.0
[INFO] [stderr]    Compiling gfx v0.17.1
[INFO] [stderr]    Compiling gfx_device_gl v0.15.5
[INFO] [stderr]    Compiling piston-gfx_texture v0.35.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.56.0
[INFO] [stderr]    Compiling piston_window v0.89.0
[INFO] [stderr]    Compiling ai-learns-minesweeper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 28s
[INFO] running `"docker" "inspect" "a3dd0e4a67c993843765d7996ae348c42483a6c5ebaef05c4b1f5a14940a691f"`
[INFO] running `"docker" "rm" "-f" "a3dd0e4a67c993843765d7996ae348c42483a6c5ebaef05c4b1f5a14940a691f"`
[INFO] [stdout] a3dd0e4a67c993843765d7996ae348c42483a6c5ebaef05c4b1f5a14940a691f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/plorefice/minesweeper-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5c0d73bd6b1388b0a520f947c08991d17acb2418d8c9e486c9eed95f94873a65
[INFO] running `"docker" "start" "-a" "5c0d73bd6b1388b0a520f947c08991d17acb2418d8c9e486c9eed95f94873a65"`
[INFO] [stderr]    Compiling ai-learns-minesweeper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `"docker" "inspect" "5c0d73bd6b1388b0a520f947c08991d17acb2418d8c9e486c9eed95f94873a65"`
[INFO] running `"docker" "rm" "-f" "5c0d73bd6b1388b0a520f947c08991d17acb2418d8c9e486c9eed95f94873a65"`
[INFO] [stdout] 5c0d73bd6b1388b0a520f947c08991d17acb2418d8c9e486c9eed95f94873a65
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/plorefice/minesweeper-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a9d6049a11c1f973e5a89c7dfd15516b369c385c69d6e4289a1dfd058fe3b3da
[INFO] running `"docker" "start" "-a" "a9d6049a11c1f973e5a89c7dfd15516b369c385c69d6e4289a1dfd058fe3b3da"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ai_learns_minesweeper-6b78c43a9f01ac6e
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a9d6049a11c1f973e5a89c7dfd15516b369c385c69d6e4289a1dfd058fe3b3da"`
[INFO] running `"docker" "rm" "-f" "a9d6049a11c1f973e5a89c7dfd15516b369c385c69d6e4289a1dfd058fe3b3da"`
[INFO] [stdout] a9d6049a11c1f973e5a89c7dfd15516b369c385c69d6e4289a1dfd058fe3b3da