[INFO] updating cached repository https://github.com/benweedon/rusteuler
[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] 1b3a615f51227bcbe7152d28a0a65804f04bf086
[INFO] testing benweedon/rusteuler against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenweedon%2Frusteuler" "/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/benweedon/rusteuler 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/benweedon/rusteuler
[INFO] finished tweaking git repo https://github.com/benweedon/rusteuler
[INFO] tweaked toml for git repo https://github.com/benweedon/rusteuler written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/benweedon/rusteuler 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] 3ff6c112993a6bcbe8b25509249133aa73ddce1e9783bfb0a1e34cb0883a5c54
[INFO] running `"docker" "start" "-a" "3ff6c112993a6bcbe8b25509249133aa73ddce1e9783bfb0a1e34cb0883a5c54"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rusteuler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `"docker" "inspect" "3ff6c112993a6bcbe8b25509249133aa73ddce1e9783bfb0a1e34cb0883a5c54"`
[INFO] running `"docker" "rm" "-f" "3ff6c112993a6bcbe8b25509249133aa73ddce1e9783bfb0a1e34cb0883a5c54"`
[INFO] [stdout] 3ff6c112993a6bcbe8b25509249133aa73ddce1e9783bfb0a1e34cb0883a5c54
[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] c5adb0eff7900171bf57278441c5073013df0d3be996f483da500d1922f4a091
[INFO] running `"docker" "start" "-a" "c5adb0eff7900171bf57278441c5073013df0d3be996f483da500d1922f4a091"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusteuler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "c5adb0eff7900171bf57278441c5073013df0d3be996f483da500d1922f4a091"`
[INFO] running `"docker" "rm" "-f" "c5adb0eff7900171bf57278441c5073013df0d3be996f483da500d1922f4a091"`
[INFO] [stdout] c5adb0eff7900171bf57278441c5073013df0d3be996f483da500d1922f4a091
[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] [stdout] e73828eacb6302712b922fd5cff3712639da0cc15df833e21f5029ab5c87dec2
[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" "e73828eacb6302712b922fd5cff3712639da0cc15df833e21f5029ab5c87dec2"`
[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/rusteuler-914bf4600fde127f
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test utils::tests::is_prime_works ... ok
[INFO] [stdout] test problem_2::tests::it_works ... ok
[INFO] [stdout] test utils::tests::is_palindromic_works ... ok
[INFO] [stdout] test problem_5::tests::it_works ... ok
[INFO] [stdout] test utils::tests::prime_iter_works ... ok
[INFO] [stdout] test problem_1::tests::it_works ... ok
[INFO] [stdout] test problem_4::tests::it_works ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusteuler-23e260f4b43be574
[INFO] [stdout] test problem_3::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusteuler
[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] [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" "e73828eacb6302712b922fd5cff3712639da0cc15df833e21f5029ab5c87dec2"`
[INFO] running `"docker" "rm" "-f" "e73828eacb6302712b922fd5cff3712639da0cc15df833e21f5029ab5c87dec2"`
[INFO] [stdout] e73828eacb6302712b922fd5cff3712639da0cc15df833e21f5029ab5c87dec2