[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 beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmich101mich%2Fsudoku" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mich101mich/sudoku on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-8/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2020-06-03" "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] acf53cb0203b8fb432cc59780eecac7186d549b47bb23d870736063aad46761c
[INFO] running `"docker" "start" "-a" "acf53cb0203b8fb432cc59780eecac7186d549b47bb23d870736063aad46761c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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 5.89s
[INFO] running `"docker" "inspect" "acf53cb0203b8fb432cc59780eecac7186d549b47bb23d870736063aad46761c"`
[INFO] running `"docker" "rm" "-f" "acf53cb0203b8fb432cc59780eecac7186d549b47bb23d870736063aad46761c"`
[INFO] [stdout] acf53cb0203b8fb432cc59780eecac7186d549b47bb23d870736063aad46761c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d6643291e14ebd9b4a680b5b8d123b4f9ea91ae353a5002ecc252876f5df99f
[INFO] running `"docker" "start" "-a" "6d6643291e14ebd9b4a680b5b8d123b4f9ea91ae353a5002ecc252876f5df99f"`
[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 1.74s
[INFO] running `"docker" "inspect" "6d6643291e14ebd9b4a680b5b8d123b4f9ea91ae353a5002ecc252876f5df99f"`
[INFO] running `"docker" "rm" "-f" "6d6643291e14ebd9b4a680b5b8d123b4f9ea91ae353a5002ecc252876f5df99f"`
[INFO] [stdout] 6d6643291e14ebd9b4a680b5b8d123b4f9ea91ae353a5002ecc252876f5df99f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2020-06-03" "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] ccffe15d91a28ef24afef8bd2497b91b02437d1dccd42e2e85b35b1fb0e4fbf0
[INFO] running `"docker" "start" "-a" "ccffe15d91a28ef24afef8bd2497b91b02437d1dccd42e2e85b35b1fb0e4fbf0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku-20485c052899d429
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test iters::block_iter::test_block_iter_1 ... ok
[INFO] [stdout] test iters::col_iter::test_col_all_iter ... ok
[INFO] [stdout] test iters::col_iter::test_col_iter_2 ... ok
[INFO] [stdout] test iters::neighbours::test_neighbours ... ok
[INFO] [stdout] test iters::row_iter::test_row_iter_2 ... ok
[INFO] [stdout] test iters::block_iter::test_block_iter_2 ... ok
[INFO] [stdout] test iters::row_iter::test_row_all_iter ... ok
[INFO] [stdout] test iters::col_iter::test_col_iter_1 ... ok
[INFO] [stdout] test iters::row_iter::test_row_iter_1 ... ok
[INFO] [stdout] test iters::block_iter::test_block_all_iter ... 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" "ccffe15d91a28ef24afef8bd2497b91b02437d1dccd42e2e85b35b1fb0e4fbf0"`
[INFO] running `"docker" "rm" "-f" "ccffe15d91a28ef24afef8bd2497b91b02437d1dccd42e2e85b35b1fb0e4fbf0"`
[INFO] [stdout] ccffe15d91a28ef24afef8bd2497b91b02437d1dccd42e2e85b35b1fb0e4fbf0