[INFO] cloning repository srenevey/minesweeper
[INFO] running `"git" "clone" "--bare" "git://github.com/srenevey/minesweeper.git" "work/cache/sources/gh/srenevey/minesweeper"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/srenevey/minesweeper'...
[INFO] running `"git" "clone" "work/cache/sources/gh/srenevey/minesweeper" "work/ex/beta-1.37-6/sources/1.36.0/gh/srenevey/minesweeper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/srenevey/minesweeper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/srenevey/minesweeper" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/srenevey/minesweeper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/srenevey/minesweeper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f5248b08d696158690e0d212afe3b5cda94d0035
[INFO] sha for GitHub repo srenevey/minesweeper: f5248b08d696158690e0d212afe3b5cda94d0035
[INFO] validating manifest of srenevey/minesweeper on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of srenevey/minesweeper on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing srenevey/minesweeper
[INFO] finished frobbing srenevey/minesweeper
[INFO] frobbed toml for srenevey/minesweeper written to work/ex/beta-1.37-6/sources/1.36.0/gh/srenevey/minesweeper/Cargo.toml
[INFO] started frobbing srenevey/minesweeper
[INFO] finished frobbing srenevey/minesweeper
[INFO] frobbed toml for srenevey/minesweeper written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/srenevey/minesweeper/Cargo.toml
[INFO] crate srenevey/minesweeper already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing srenevey/minesweeper against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/srenevey/minesweeper:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b6fd8c4ad12d3877dcfe2a2e3ef9e39bbdf1a4d89c242ea4c5c71c0cf0c946f1
[INFO] running `"docker" "start" "-a" "b6fd8c4ad12d3877dcfe2a2e3ef9e39bbdf1a4d89c242ea4c5c71c0cf0c946f1"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.47
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling bumpalo v2.4.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.47
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.47
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.47
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.47
[INFO] [stderr]    Compiling minesweeper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.14s
[INFO] running `"docker" "inspect" "b6fd8c4ad12d3877dcfe2a2e3ef9e39bbdf1a4d89c242ea4c5c71c0cf0c946f1"`
[INFO] running `"docker" "rm" "-f" "b6fd8c4ad12d3877dcfe2a2e3ef9e39bbdf1a4d89c242ea4c5c71c0cf0c946f1"`
[INFO] [stdout] b6fd8c4ad12d3877dcfe2a2e3ef9e39bbdf1a4d89c242ea4c5c71c0cf0c946f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/srenevey/minesweeper:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] cdc645cb6fb2bfe29e4c3cb061f295abe6225fa9862df379791b47d570d960b9
[INFO] running `"docker" "start" "-a" "cdc645cb6fb2bfe29e4c3cb061f295abe6225fa9862df379791b47d570d960b9"`
[INFO] [stderr]    Compiling minesweeper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "cdc645cb6fb2bfe29e4c3cb061f295abe6225fa9862df379791b47d570d960b9"`
[INFO] running `"docker" "rm" "-f" "cdc645cb6fb2bfe29e4c3cb061f295abe6225fa9862df379791b47d570d960b9"`
[INFO] [stdout] cdc645cb6fb2bfe29e4c3cb061f295abe6225fa9862df379791b47d570d960b9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/srenevey/minesweeper:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] fa9f01b971cfee1439d7d28253799b2e5669c62f031c12a09876212aa43c2ab1
[INFO] running `"docker" "start" "-a" "fa9f01b971cfee1439d7d28253799b2e5669c62f031c12a09876212aa43c2ab1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minesweeper-f3866046f30a6a7e
[INFO] [stderr]    Doc-tests minesweeper
[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] [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" "fa9f01b971cfee1439d7d28253799b2e5669c62f031c12a09876212aa43c2ab1"`
[INFO] running `"docker" "rm" "-f" "fa9f01b971cfee1439d7d28253799b2e5669c62f031c12a09876212aa43c2ab1"`
[INFO] [stdout] fa9f01b971cfee1439d7d28253799b2e5669c62f031c12a09876212aa43c2ab1