[INFO] cloning repository drew-wallace/sudoku-solver-rust
[INFO] running `"git" "clone" "--bare" "git://github.com/drew-wallace/sudoku-solver-rust.git" "work/cache/sources/gh/drew-wallace/sudoku-solver-rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/drew-wallace/sudoku-solver-rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/drew-wallace/sudoku-solver-rust" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/drew-wallace/sudoku-solver-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/drew-wallace/sudoku-solver-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/drew-wallace/sudoku-solver-rust" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/drew-wallace/sudoku-solver-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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 master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of drew-wallace/sudoku-solver-rust on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "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/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing drew-wallace/sudoku-solver-rust against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 28cadb59a330afe0fa1382125a2c6a28c72106161a453d78c6282d05d6a5ccd9
[INFO] running `"docker" "start" "-a" "28cadb59a330afe0fa1382125a2c6a28c72106161a453d78c6282d05d6a5ccd9"`
[INFO] [stderr]    Compiling sudoku-solver-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `"docker" "inspect" "28cadb59a330afe0fa1382125a2c6a28c72106161a453d78c6282d05d6a5ccd9"`
[INFO] running `"docker" "rm" "-f" "28cadb59a330afe0fa1382125a2c6a28c72106161a453d78c6282d05d6a5ccd9"`
[INFO] [stdout] 28cadb59a330afe0fa1382125a2c6a28c72106161a453d78c6282d05d6a5ccd9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 034f508a7ebb365b2cb02c563d16dd51f2f4b519791be5a52a7f0669aa902d72
[INFO] running `"docker" "start" "-a" "034f508a7ebb365b2cb02c563d16dd51f2f4b519791be5a52a7f0669aa902d72"`
[INFO] [stderr]    Compiling sudoku-solver-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "034f508a7ebb365b2cb02c563d16dd51f2f4b519791be5a52a7f0669aa902d72"`
[INFO] running `"docker" "rm" "-f" "034f508a7ebb365b2cb02c563d16dd51f2f4b519791be5a52a7f0669aa902d72"`
[INFO] [stdout] 034f508a7ebb365b2cb02c563d16dd51f2f4b519791be5a52a7f0669aa902d72
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] bab97f1331d667831520370e51548a2d7c8b5e883ae16a39f22a9f6c0a92c65a
[INFO] running `"docker" "start" "-a" "bab97f1331d667831520370e51548a2d7c8b5e883ae16a39f22a9f6c0a92c65a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sudoku_puzzle-918d373c36766912
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sudoku_puzzle-713354567ce348e1
[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] [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" "bab97f1331d667831520370e51548a2d7c8b5e883ae16a39f22a9f6c0a92c65a"`
[INFO] running `"docker" "rm" "-f" "bab97f1331d667831520370e51548a2d7c8b5e883ae16a39f22a9f6c0a92c65a"`
[INFO] [stdout] bab97f1331d667831520370e51548a2d7c8b5e883ae16a39f22a9f6c0a92c65a