[INFO] cloning repository x72y5e/Rust_sudoku
[INFO] running `"git" "clone" "--bare" "git://github.com/x72y5e/Rust_sudoku.git" "work/cache/sources/gh/x72y5e/Rust_sudoku"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/x72y5e/Rust_sudoku'...
[INFO] running `"git" "clone" "work/cache/sources/gh/x72y5e/Rust_sudoku" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/x72y5e/Rust_sudoku"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/x72y5e/Rust_sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/x72y5e/Rust_sudoku" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/x72y5e/Rust_sudoku"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/x72y5e/Rust_sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 933d838c08a70f1c149281534eb1e742d55f9f77
[INFO] sha for GitHub repo x72y5e/Rust_sudoku: 933d838c08a70f1c149281534eb1e742d55f9f77
[INFO] validating manifest of x72y5e/Rust_sudoku 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 x72y5e/Rust_sudoku 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 x72y5e/Rust_sudoku
[INFO] finished frobbing x72y5e/Rust_sudoku
[INFO] frobbed toml for x72y5e/Rust_sudoku written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/x72y5e/Rust_sudoku/Cargo.toml
[INFO] started frobbing x72y5e/Rust_sudoku
[INFO] finished frobbing x72y5e/Rust_sudoku
[INFO] frobbed toml for x72y5e/Rust_sudoku written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/x72y5e/Rust_sudoku/Cargo.toml
[INFO] crate x72y5e/Rust_sudoku 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray v0.12.1
[INFO] [stderr]   Downloaded ndarray-rand v0.9.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing x72y5e/Rust_sudoku against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/x72y5e/Rust_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=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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 18fe4976ee6353b436e2108b425797f09f013d20b9b7d57e30f114f280e0b31d
[INFO] running `"docker" "start" "-a" "18fe4976ee6353b436e2108b425797f09f013d20b9b7d57e30f114f280e0b31d"`
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling permutohedron v0.2.4
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling rand_os v0.1.0
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]    Compiling ndarray-rand v0.9.0
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.39s
[INFO] running `"docker" "inspect" "18fe4976ee6353b436e2108b425797f09f013d20b9b7d57e30f114f280e0b31d"`
[INFO] running `"docker" "rm" "-f" "18fe4976ee6353b436e2108b425797f09f013d20b9b7d57e30f114f280e0b31d"`
[INFO] [stdout] 18fe4976ee6353b436e2108b425797f09f013d20b9b7d57e30f114f280e0b31d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/x72y5e/Rust_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=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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] d8d7e8d0eb3632b308bcbb761daa01828ca239704c97566a895e4357ecf0230a
[INFO] running `"docker" "start" "-a" "d8d7e8d0eb3632b308bcbb761daa01828ca239704c97566a895e4357ecf0230a"`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "d8d7e8d0eb3632b308bcbb761daa01828ca239704c97566a895e4357ecf0230a"`
[INFO] running `"docker" "rm" "-f" "d8d7e8d0eb3632b308bcbb761daa01828ca239704c97566a895e4357ecf0230a"`
[INFO] [stdout] d8d7e8d0eb3632b308bcbb761daa01828ca239704c97566a895e4357ecf0230a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/x72y5e/Rust_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=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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 67f85b59c2531c888e7a3aa58688877af4fcd9e87a107547cc48c428a480af1e
[INFO] running `"docker" "start" "-a" "67f85b59c2531c888e7a3aa58688877af4fcd9e87a107547cc48c428a480af1e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sudoku-066b9ab243961ba1
[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" "67f85b59c2531c888e7a3aa58688877af4fcd9e87a107547cc48c428a480af1e"`
[INFO] running `"docker" "rm" "-f" "67f85b59c2531c888e7a3aa58688877af4fcd9e87a107547cc48c428a480af1e"`
[INFO] [stdout] 67f85b59c2531c888e7a3aa58688877af4fcd9e87a107547cc48c428a480af1e