[INFO] updating cached repository coopersimon/RustSudokuSolver [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/coopersimon/RustSudokuSolver [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/coopersimon/RustSudokuSolver" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/coopersimon/RustSudokuSolver"` [INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/coopersimon/RustSudokuSolver'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/coopersimon/RustSudokuSolver" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/coopersimon/RustSudokuSolver"` [INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/coopersimon/RustSudokuSolver'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 625478f44e697554545f1298cc703089843a1cb1 [INFO] sha for GitHub repo coopersimon/RustSudokuSolver: 625478f44e697554545f1298cc703089843a1cb1 [INFO] validating manifest of coopersimon/RustSudokuSolver on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of coopersimon/RustSudokuSolver on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing coopersimon/RustSudokuSolver [INFO] finished frobbing coopersimon/RustSudokuSolver [INFO] frobbed toml for coopersimon/RustSudokuSolver written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/coopersimon/RustSudokuSolver/Cargo.toml [INFO] started frobbing coopersimon/RustSudokuSolver [INFO] finished frobbing coopersimon/RustSudokuSolver [INFO] frobbed toml for coopersimon/RustSudokuSolver written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/coopersimon/RustSudokuSolver/Cargo.toml [INFO] crate coopersimon/RustSudokuSolver already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking coopersimon/RustSudokuSolver against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-7/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/coopersimon/RustSudokuSolver:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 90e6240e130d77f15ed663f3d274a820a8538c44ce3f519f27196bcf9974e901 [INFO] running `"docker" "start" "-a" "90e6240e130d77f15ed663f3d274a820a8538c44ce3f519f27196bcf9974e901"` [INFO] [stderr] Checking sudoku_solver v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `"docker" "inspect" "90e6240e130d77f15ed663f3d274a820a8538c44ce3f519f27196bcf9974e901"` [INFO] running `"docker" "rm" "-f" "90e6240e130d77f15ed663f3d274a820a8538c44ce3f519f27196bcf9974e901"` [INFO] [stdout] 90e6240e130d77f15ed663f3d274a820a8538c44ce3f519f27196bcf9974e901