[INFO] updating cached repository drew-wallace/sudoku-solver-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/drew-wallace/sudoku-solver-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/drew-wallace/sudoku-solver-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/drew-wallace/sudoku-solver-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/drew-wallace/sudoku-solver-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/drew-wallace/sudoku-solver-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/drew-wallace/sudoku-solver-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/drew-wallace/sudoku-solver-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e34672316843f53dd4c955efd5cc2ad71f67c0cc
[INFO] sha for GitHub repo drew-wallace/sudoku-solver-rust: e34672316843f53dd4c955efd5cc2ad71f67c0cc
[INFO] validating manifest of drew-wallace/sudoku-solver-rust 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 drew-wallace/sudoku-solver-rust 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 drew-wallace/sudoku-solver-rust
[INFO] finished frobbing drew-wallace/sudoku-solver-rust
[INFO] frobbed toml for drew-wallace/sudoku-solver-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/drew-wallace/sudoku-solver-rust/Cargo.toml
[INFO] started frobbing drew-wallace/sudoku-solver-rust
[INFO] finished frobbing drew-wallace/sudoku-solver-rust
[INFO] frobbed toml for drew-wallace/sudoku-solver-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/drew-wallace/sudoku-solver-rust/Cargo.toml
[INFO] crate drew-wallace/sudoku-solver-rust 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 drew-wallace/sudoku-solver-rust 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/drew-wallace/sudoku-solver-rust:/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] 327ad94565d6a7e8b76b5181b82fa04e44d05d92808681fcfd617ff176da1556
[INFO] running `"docker" "start" "-a" "327ad94565d6a7e8b76b5181b82fa04e44d05d92808681fcfd617ff176da1556"`
[INFO] [stderr]    Compiling sudoku-solver-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "327ad94565d6a7e8b76b5181b82fa04e44d05d92808681fcfd617ff176da1556"`
[INFO] running `"docker" "rm" "-f" "327ad94565d6a7e8b76b5181b82fa04e44d05d92808681fcfd617ff176da1556"`
[INFO] [stdout] 327ad94565d6a7e8b76b5181b82fa04e44d05d92808681fcfd617ff176da1556
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/drew-wallace/sudoku-solver-rust:/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] 6e75fc9426680c45091ecbc757b680381cd77f87bdc7a31e323a809fdb9baf90
[INFO] running `"docker" "start" "-a" "6e75fc9426680c45091ecbc757b680381cd77f87bdc7a31e323a809fdb9baf90"`
[INFO] [stderr]    Compiling sudoku-solver-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "6e75fc9426680c45091ecbc757b680381cd77f87bdc7a31e323a809fdb9baf90"`
[INFO] running `"docker" "rm" "-f" "6e75fc9426680c45091ecbc757b680381cd77f87bdc7a31e323a809fdb9baf90"`
[INFO] [stdout] 6e75fc9426680c45091ecbc757b680381cd77f87bdc7a31e323a809fdb9baf90
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/drew-wallace/sudoku-solver-rust:/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] 3af731daf691cb844033759eb72ed0fd39dbf3eb8dc64ba02c3baf98ff701c91
[INFO] running `"docker" "start" "-a" "3af731daf691cb844033759eb72ed0fd39dbf3eb8dc64ba02c3baf98ff701c91"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sudoku_puzzle-e3b02989bef2c770
[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] [stderr]      Running /opt/crater/target/debug/deps/sudoku_puzzle-751be7c75fdb13d1
[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] [stderr]    Doc-tests sudoku_puzzle
[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" "3af731daf691cb844033759eb72ed0fd39dbf3eb8dc64ba02c3baf98ff701c91"`
[INFO] running `"docker" "rm" "-f" "3af731daf691cb844033759eb72ed0fd39dbf3eb8dc64ba02c3baf98ff701c91"`
[INFO] [stdout] 3af731daf691cb844033759eb72ed0fd39dbf3eb8dc64ba02c3baf98ff701c91