[INFO] cloning repository https://github.com/jchevertonwynne/euler_rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jchevertonwynne/euler_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchevertonwynne%2Feuler_rust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchevertonwynne%2Feuler_rust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0fb6b8f37af43a627bb9dc327b752d85e5cab56f
[INFO] testing jchevertonwynne/euler_rust against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchevertonwynne%2Feuler_rust" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jchevertonwynne/euler_rust 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/jchevertonwynne/euler_rust
[INFO] finished tweaking git repo https://github.com/jchevertonwynne/euler_rust
[INFO] tweaked toml for git repo https://github.com/jchevertonwynne/euler_rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jchevertonwynne/euler_rust 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4f968c1884c48f9cd7266f95d793dbc79e13c2319d02867b094bc459146ea800
[INFO] running `"docker" "start" "-a" "4f968c1884c48f9cd7266f95d793dbc79e13c2319d02867b094bc459146ea800"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling euler_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.07s
[INFO] running `"docker" "inspect" "4f968c1884c48f9cd7266f95d793dbc79e13c2319d02867b094bc459146ea800"`
[INFO] running `"docker" "rm" "-f" "4f968c1884c48f9cd7266f95d793dbc79e13c2319d02867b094bc459146ea800"`
[INFO] [stdout] 4f968c1884c48f9cd7266f95d793dbc79e13c2319d02867b094bc459146ea800
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df0ba8b759f278fc12a73ee8215c75c37d566b1bf297fbd780927fc293c9ce50
[INFO] running `"docker" "start" "-a" "df0ba8b759f278fc12a73ee8215c75c37d566b1bf297fbd780927fc293c9ce50"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling euler_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `"docker" "inspect" "df0ba8b759f278fc12a73ee8215c75c37d566b1bf297fbd780927fc293c9ce50"`
[INFO] running `"docker" "rm" "-f" "df0ba8b759f278fc12a73ee8215c75c37d566b1bf297fbd780927fc293c9ce50"`
[INFO] [stdout] df0ba8b759f278fc12a73ee8215c75c37d566b1bf297fbd780927fc293c9ce50
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a8bd4f9c01a5a60fc368170d4a05c60de86df34f5da1c01cbe5a6d049845707a
[INFO] running `"docker" "start" "-a" "a8bd4f9c01a5a60fc368170d4a05c60de86df34f5da1c01cbe5a6d049845707a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/euler_rust-028a2a1ea3a494ff
[INFO] [stdout] running 12 tests
[INFO] [stdout] test collatz::tests::builds_collatz_with_cache ... ok
[INFO] [stdout] test primes::tests::should_be_able_to_check_equality ... ok
[INFO] [stdout] test utils::tests::reverses_numbers ... ok
[INFO] [stdout] test primes::tests::should_be_able_to_add ... ok
[INFO] [stdout] test primes::tests::should_build_prime_factor_set ... ok
[INFO] [stdout] test primes::tests::should_be_able_to_convert_back ... ok
[INFO] [stdout] test utils::tests::gets_proper_divisors ... ok
[INFO] [stdout] test primes::tests::should_be_able_to_divide ... ok
[INFO] [stdout] test primes::tests::should_be_able_to_multiply ... ok
[INFO] [stdout] test tests::problems_test_010 ... ok
[INFO] [stdout] test tests::problems_test_030 ... ok
[INFO] [stdout] test tests::problems_test_020 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a8bd4f9c01a5a60fc368170d4a05c60de86df34f5da1c01cbe5a6d049845707a"`
[INFO] running `"docker" "rm" "-f" "a8bd4f9c01a5a60fc368170d4a05c60de86df34f5da1c01cbe5a6d049845707a"`
[INFO] [stdout] a8bd4f9c01a5a60fc368170d4a05c60de86df34f5da1c01cbe5a6d049845707a