[INFO] cloning repository BlockCat/rust-sudoku-solver
[INFO] running `"git" "clone" "--bare" "git://github.com/BlockCat/rust-sudoku-solver.git" "work/cache/sources/gh/BlockCat/rust-sudoku-solver"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/BlockCat/rust-sudoku-solver'...
[INFO] running `"git" "clone" "work/cache/sources/gh/BlockCat/rust-sudoku-solver" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/BlockCat/rust-sudoku-solver"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/BlockCat/rust-sudoku-solver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BlockCat/rust-sudoku-solver" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/BlockCat/rust-sudoku-solver"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/BlockCat/rust-sudoku-solver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d6825bfc2abf95ce91af756a7a44579c6a662dc8
[INFO] sha for GitHub repo BlockCat/rust-sudoku-solver: d6825bfc2abf95ce91af756a7a44579c6a662dc8
[INFO] validating manifest of BlockCat/rust-sudoku-solver on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of BlockCat/rust-sudoku-solver on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing BlockCat/rust-sudoku-solver
[INFO] finished frobbing BlockCat/rust-sudoku-solver
[INFO] frobbed toml for BlockCat/rust-sudoku-solver written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/BlockCat/rust-sudoku-solver/Cargo.toml
[INFO] started frobbing BlockCat/rust-sudoku-solver
[INFO] finished frobbing BlockCat/rust-sudoku-solver
[INFO] frobbed toml for BlockCat/rust-sudoku-solver written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/BlockCat/rust-sudoku-solver/Cargo.toml
[INFO] crate BlockCat/rust-sudoku-solver has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stacker v0.1.2
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking BlockCat/rust-sudoku-solver against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-6/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/BlockCat/rust-sudoku-solver:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 20f831f62e819042d6ef6ddcb2701e79ea6a8d65a2710d52c4b41a2871259731
[INFO] running `"docker" "start" "-a" "20f831f62e819042d6ef6ddcb2701e79ea6a8d65a2710d52c4b41a2871259731"`
[INFO] [stderr]    Compiling stacker v0.1.2
[INFO] [stderr]     Checking sudokusolver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `"docker" "inspect" "20f831f62e819042d6ef6ddcb2701e79ea6a8d65a2710d52c4b41a2871259731"`
[INFO] running `"docker" "rm" "-f" "20f831f62e819042d6ef6ddcb2701e79ea6a8d65a2710d52c4b41a2871259731"`
[INFO] [stdout] 20f831f62e819042d6ef6ddcb2701e79ea6a8d65a2710d52c4b41a2871259731