[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-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/x72y5e/Rust_sudoku"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/x72y5e/Rust_sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/x72y5e/Rust_sudoku" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/x72y5e/Rust_sudoku"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/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#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of x72y5e/Rust_sudoku on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-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-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/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-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/x72y5e/Rust_sudoku/Cargo.toml
[INFO] crate x72y5e/Rust_sudoku already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-rand v0.9.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking x72y5e/Rust_sudoku against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/x72y5e/Rust_sudoku:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 14a26f901ab064daa00bde6e1ddeb396dd8b76151d61ff3d18850d52fe60c200
[INFO] running `"docker" "start" "-a" "14a26f901ab064daa00bde6e1ddeb396dd8b76151d61ff3d18850d52fe60c200"`
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking rand_os v0.1.0
[INFO] [stderr]     Checking ndarray-rand v0.9.0
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.97s
[INFO] running `"docker" "inspect" "14a26f901ab064daa00bde6e1ddeb396dd8b76151d61ff3d18850d52fe60c200"`
[INFO] running `"docker" "rm" "-f" "14a26f901ab064daa00bde6e1ddeb396dd8b76151d61ff3d18850d52fe60c200"`
[INFO] [stdout] 14a26f901ab064daa00bde6e1ddeb396dd8b76151d61ff3d18850d52fe60c200