[INFO] updating cached repository https://github.com/hexeratops/sudoku_cruncher [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] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 578955aaa56332046a681a1d79918ff2f6db0fe3 [INFO] testing hexeratops/sudoku_cruncher against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhexeratops%2Fsudoku_cruncher" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hexeratops/sudoku_cruncher 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/hexeratops/sudoku_cruncher [INFO] finished tweaking git repo https://github.com/hexeratops/sudoku_cruncher [INFO] tweaked toml for git repo https://github.com/hexeratops/sudoku_cruncher written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/hexeratops/sudoku_cruncher 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0bc47b7e7a9c5675ea43432d5e396771a1c292976c8a488226dd9a73b7d6f6cb [INFO] running `"docker" "start" "-a" "0bc47b7e7a9c5675ea43432d5e396771a1c292976c8a488226dd9a73b7d6f6cb"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling sudoku_cruncher v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `"docker" "inspect" "0bc47b7e7a9c5675ea43432d5e396771a1c292976c8a488226dd9a73b7d6f6cb"` [INFO] running `"docker" "rm" "-f" "0bc47b7e7a9c5675ea43432d5e396771a1c292976c8a488226dd9a73b7d6f6cb"` [INFO] [stdout] 0bc47b7e7a9c5675ea43432d5e396771a1c292976c8a488226dd9a73b7d6f6cb [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 53054cda17e38a5ac9dee68ced795cda4a3858f07fd1b20b12ace9a07c88bd19 [INFO] running `"docker" "start" "-a" "53054cda17e38a5ac9dee68ced795cda4a3858f07fd1b20b12ace9a07c88bd19"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling sudoku_cruncher v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `"docker" "inspect" "53054cda17e38a5ac9dee68ced795cda4a3858f07fd1b20b12ace9a07c88bd19"` [INFO] running `"docker" "rm" "-f" "53054cda17e38a5ac9dee68ced795cda4a3858f07fd1b20b12ace9a07c88bd19"` [INFO] [stdout] 53054cda17e38a5ac9dee68ced795cda4a3858f07fd1b20b12ace9a07c88bd19 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 61c0acf79980b2acac213d5dfd5f0be3487af0ad6d77201d33239b0e379c22dd [INFO] running `"docker" "start" "-a" "61c0acf79980b2acac213d5dfd5f0be3487af0ad6d77201d33239b0e379c22dd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sudoku_cruncher-06c2781fc533d856 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "61c0acf79980b2acac213d5dfd5f0be3487af0ad6d77201d33239b0e379c22dd"` [INFO] running `"docker" "rm" "-f" "61c0acf79980b2acac213d5dfd5f0be3487af0ad6d77201d33239b0e379c22dd"` [INFO] [stdout] 61c0acf79980b2acac213d5dfd5f0be3487af0ad6d77201d33239b0e379c22dd