[INFO] updating cached repository mewhhaha/piston-sudoku
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mewhhaha/piston-sudoku
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mewhhaha/piston-sudoku" "work/ex/beta-1.38-1/sources/1.37.0/gh/mewhhaha/piston-sudoku"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mewhhaha/piston-sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mewhhaha/piston-sudoku" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mewhhaha/piston-sudoku"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mewhhaha/piston-sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 65557ab54b7e07e9e8d4c50395445e69f304dd87
[INFO] sha for GitHub repo mewhhaha/piston-sudoku: 65557ab54b7e07e9e8d4c50395445e69f304dd87
[INFO] validating manifest of mewhhaha/piston-sudoku 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 mewhhaha/piston-sudoku 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 mewhhaha/piston-sudoku
[INFO] finished frobbing mewhhaha/piston-sudoku
[INFO] frobbed toml for mewhhaha/piston-sudoku written to work/ex/beta-1.38-1/sources/1.37.0/gh/mewhhaha/piston-sudoku/Cargo.toml
[INFO] started frobbing mewhhaha/piston-sudoku
[INFO] finished frobbing mewhhaha/piston-sudoku
[INFO] frobbed toml for mewhhaha/piston-sudoku written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mewhhaha/piston-sudoku/Cargo.toml
[INFO] crate mewhhaha/piston-sudoku 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 mewhhaha/piston-sudoku 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mewhhaha/piston-sudoku:/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] 16e8f0116a2679c94183b543211b37b967e41b5cb730aa76409b5d9d8a27c895
[INFO] running `"docker" "start" "-a" "16e8f0116a2679c94183b543211b37b967e41b5cb730aa76409b5d9d8a27c895"`
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling pistoncore-input v0.24.0
[INFO] [stderr]    Compiling andrew v0.2.0
[INFO] [stderr]    Compiling piston2d-graphics v0.30.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.5
[INFO] [stderr]    Compiling pistoncore-window v0.37.0
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling pistoncore-event_loop v0.42.0
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling piston v0.42.0
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.59.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.54.0
[INFO] [stderr]    Compiling piston-tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `"docker" "inspect" "16e8f0116a2679c94183b543211b37b967e41b5cb730aa76409b5d9d8a27c895"`
[INFO] running `"docker" "rm" "-f" "16e8f0116a2679c94183b543211b37b967e41b5cb730aa76409b5d9d8a27c895"`
[INFO] [stdout] 16e8f0116a2679c94183b543211b37b967e41b5cb730aa76409b5d9d8a27c895
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mewhhaha/piston-sudoku:/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] 89f32aaedf80b63ef35055a1a3619d3c3a481d0291ae427346639aa85b4e2b01
[INFO] running `"docker" "start" "-a" "89f32aaedf80b63ef35055a1a3619d3c3a481d0291ae427346639aa85b4e2b01"`
[INFO] [stderr]    Compiling piston-tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `"docker" "inspect" "89f32aaedf80b63ef35055a1a3619d3c3a481d0291ae427346639aa85b4e2b01"`
[INFO] running `"docker" "rm" "-f" "89f32aaedf80b63ef35055a1a3619d3c3a481d0291ae427346639aa85b4e2b01"`
[INFO] [stdout] 89f32aaedf80b63ef35055a1a3619d3c3a481d0291ae427346639aa85b4e2b01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mewhhaha/piston-sudoku:/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] d87e06b792e63eae9265ef40059df5a8b3b3477609669f97e038f4e64dace77d
[INFO] running `"docker" "start" "-a" "d87e06b792e63eae9265ef40059df5a8b3b3477609669f97e038f4e64dace77d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/piston_tutorial-07a4ec6b907af8f6
[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" "d87e06b792e63eae9265ef40059df5a8b3b3477609669f97e038f4e64dace77d"`
[INFO] running `"docker" "rm" "-f" "d87e06b792e63eae9265ef40059df5a8b3b3477609669f97e038f4e64dace77d"`
[INFO] [stdout] d87e06b792e63eae9265ef40059df5a8b3b3477609669f97e038f4e64dace77d