[INFO] updating cached repository https://github.com/mich101mich/sudoku
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/mich101mich/sudoku
[INFO] [stderr]    e63b160..3971ae2  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3971ae2d1b826b8ffcc5e3a64f9de30158110f8d
[INFO] testing mich101mich/sudoku against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmich101mich%2Fsudoku" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mich101mich/sudoku on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mich101mich/sudoku
[INFO] finished tweaking git repo https://github.com/mich101mich/sudoku
[INFO] tweaked toml for git repo https://github.com/mich101mich/sudoku written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mich101mich/sudoku already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 62386bc10907d671e8d862ce10130244e89cb5908b3376898f93170bd05ca65c
[INFO] running `"docker" "start" "-a" "62386bc10907d671e8d862ce10130244e89cb5908b3376898f93170bd05ca65c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.92s
[INFO] running `"docker" "inspect" "62386bc10907d671e8d862ce10130244e89cb5908b3376898f93170bd05ca65c"`
[INFO] running `"docker" "rm" "-f" "62386bc10907d671e8d862ce10130244e89cb5908b3376898f93170bd05ca65c"`
[INFO] [stdout] 62386bc10907d671e8d862ce10130244e89cb5908b3376898f93170bd05ca65c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c4a269c4df6d1119ba15b3a6ca014fda29322037659d53f5d648f5d45b5e2f01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c4a269c4df6d1119ba15b3a6ca014fda29322037659d53f5d648f5d45b5e2f01"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `"docker" "inspect" "c4a269c4df6d1119ba15b3a6ca014fda29322037659d53f5d648f5d45b5e2f01"`
[INFO] running `"docker" "rm" "-f" "c4a269c4df6d1119ba15b3a6ca014fda29322037659d53f5d648f5d45b5e2f01"`
[INFO] [stdout] c4a269c4df6d1119ba15b3a6ca014fda29322037659d53f5d648f5d45b5e2f01
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8eab89071b8bde86a06a5de8eafc557a079f7f8e2cf81178cefaa5e2cd27508b
[INFO] running `"docker" "start" "-a" "8eab89071b8bde86a06a5de8eafc557a079f7f8e2cf81178cefaa5e2cd27508b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku-4fd6eb3518cbf75b
[INFO] [stdout] running 10 tests
[INFO] [stdout] test iters::block_iter::test_block_all_iter ... ok
[INFO] [stdout] test iters::block_iter::test_block_iter_2 ... ok
[INFO] [stdout] test iters::col_iter::test_col_all_iter ... ok
[INFO] [stdout] test iters::neighbours::test_neighbours ... ok
[INFO] [stdout] test iters::row_iter::test_row_all_iter ... ok
[INFO] [stdout] test iters::row_iter::test_row_iter_1 ... ok
[INFO] [stdout] test iters::block_iter::test_block_iter_1 ... ok
[INFO] [stdout] test iters::row_iter::test_row_iter_2 ... ok
[INFO] [stdout] test iters::col_iter::test_col_iter_1 ... ok
[INFO] [stdout] test iters::col_iter::test_col_iter_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8eab89071b8bde86a06a5de8eafc557a079f7f8e2cf81178cefaa5e2cd27508b"`
[INFO] running `"docker" "rm" "-f" "8eab89071b8bde86a06a5de8eafc557a079f7f8e2cf81178cefaa5e2cd27508b"`
[INFO] [stdout] 8eab89071b8bde86a06a5de8eafc557a079f7f8e2cf81178cefaa5e2cd27508b