[INFO] cloning repository https://github.com/jcdyer/sudoku [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcdyer/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcdyer%2Fsudoku"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcdyer%2Fsudoku'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] be30f1cb5543c8bebb74738c07e27e66872862dd [INFO] testing jcdyer/sudoku against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcdyer%2Fsudoku" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jcdyer/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/jcdyer/sudoku [INFO] finished tweaking git repo https://github.com/jcdyer/sudoku [INFO] tweaked toml for git repo https://github.com/jcdyer/sudoku written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/jcdyer/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b14b4d3a4227309a468890b4cce36ffb72679999d4071c20c79156226e8c3630 [INFO] running `"docker" "start" "-a" "b14b4d3a4227309a468890b4cce36ffb72679999d4071c20c79156226e8c3630"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.80s [INFO] running `"docker" "inspect" "b14b4d3a4227309a468890b4cce36ffb72679999d4071c20c79156226e8c3630"` [INFO] running `"docker" "rm" "-f" "b14b4d3a4227309a468890b4cce36ffb72679999d4071c20c79156226e8c3630"` [INFO] [stdout] b14b4d3a4227309a468890b4cce36ffb72679999d4071c20c79156226e8c3630 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 32f7c3978d02a4ae3bbd99f0af0e875edac1f21fd31bb0bd56a59bccf465bae8 [INFO] running `"docker" "start" "-a" "32f7c3978d02a4ae3bbd99f0af0e875edac1f21fd31bb0bd56a59bccf465bae8"` [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 1.84s [INFO] running `"docker" "inspect" "32f7c3978d02a4ae3bbd99f0af0e875edac1f21fd31bb0bd56a59bccf465bae8"` [INFO] running `"docker" "rm" "-f" "32f7c3978d02a4ae3bbd99f0af0e875edac1f21fd31bb0bd56a59bccf465bae8"` [INFO] [stdout] 32f7c3978d02a4ae3bbd99f0af0e875edac1f21fd31bb0bd56a59bccf465bae8 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ba33b6c590fae0dbbaa899cd5ecb02e22ccabe55bdd49993ad80aafbe481486d [INFO] running `"docker" "start" "-a" "ba33b6c590fae0dbbaa899cd5ecb02e22ccabe55bdd49993ad80aafbe481486d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sudoku-63db3b7f432b40e0 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test_next ... ok [INFO] [stdout] test tests::test_next_with_constrained_block ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "ba33b6c590fae0dbbaa899cd5ecb02e22ccabe55bdd49993ad80aafbe481486d"` [INFO] running `"docker" "rm" "-f" "ba33b6c590fae0dbbaa899cd5ecb02e22ccabe55bdd49993ad80aafbe481486d"` [INFO] [stdout] ba33b6c590fae0dbbaa899cd5ecb02e22ccabe55bdd49993ad80aafbe481486d