[INFO] cloning repository https://github.com/jchevertonwynne/euler_rust
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchevertonwynne%2Feuler_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a91ec64b666150a5b600c7508bf62e66e3d12101
[INFO] testing jchevertonwynne/euler_rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchevertonwynne%2Feuler_rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jchevertonwynne/euler_rust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jchevertonwynne/euler_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7de1a6f523bd6fbdbee357ef6b2f6047bcfe91885ca69dde346cde4f4a20529
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c7de1a6f523bd6fbdbee357ef6b2f6047bcfe91885ca69dde346cde4f4a20529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7de1a6f523bd6fbdbee357ef6b2f6047bcfe91885ca69dde346cde4f4a20529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7de1a6f523bd6fbdbee357ef6b2f6047bcfe91885ca69dde346cde4f4a20529", kill_on_drop: false }`
[INFO] [stdout] c7de1a6f523bd6fbdbee357ef6b2f6047bcfe91885ca69dde346cde4f4a20529
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c2435f210529ec6e68fff1eee505ce89be088e988fb6045fc850765751533e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2c2435f210529ec6e68fff1eee505ce89be088e988fb6045fc850765751533e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[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 9.48s
[INFO] running `Command { std: "docker" "inspect" "2c2435f210529ec6e68fff1eee505ce89be088e988fb6045fc850765751533e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2435f210529ec6e68fff1eee505ce89be088e988fb6045fc850765751533e7", kill_on_drop: false }`
[INFO] [stdout] 2c2435f210529ec6e68fff1eee505ce89be088e988fb6045fc850765751533e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc9d16f7e31a9afa869b7b02d81f2a28bcd562006ae424493aad7950faf2cd4b
[INFO] running `Command { std: "docker" "start" "-a" "dc9d16f7e31a9afa869b7b02d81f2a28bcd562006ae424493aad7950faf2cd4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling euler_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "dc9d16f7e31a9afa869b7b02d81f2a28bcd562006ae424493aad7950faf2cd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9d16f7e31a9afa869b7b02d81f2a28bcd562006ae424493aad7950faf2cd4b", kill_on_drop: false }`
[INFO] [stdout] dc9d16f7e31a9afa869b7b02d81f2a28bcd562006ae424493aad7950faf2cd4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f53664e76927ce5be959fdd16e121314fa7c4b7c8aa2f92c8339114bcc7fb9ee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f53664e76927ce5be959fdd16e121314fa7c4b7c8aa2f92c8339114bcc7fb9ee", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/euler_rust-1dbd27c2ddd4e064
[INFO] [stdout] test utils::tests::reverses_numbers ... ok
[INFO] [stdout] test utils::tests::gets_proper_divisors ... ok
[INFO] [stdout] test collatz::tests::builds_collatz_with_cache ... ok
[INFO] [stdout] test primes::tests::should_build_prime_factor_set ... 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 primes::tests::should_be_able_to_convert_back ... ok
[INFO] [stdout] test primes::tests::should_be_able_to_check_equality ... ok
[INFO] [stdout] test primes::tests::should_be_able_to_add ... 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 `Command { std: "docker" "inspect" "f53664e76927ce5be959fdd16e121314fa7c4b7c8aa2f92c8339114bcc7fb9ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f53664e76927ce5be959fdd16e121314fa7c4b7c8aa2f92c8339114bcc7fb9ee", kill_on_drop: false }`
[INFO] [stdout] f53664e76927ce5be959fdd16e121314fa7c4b7c8aa2f92c8339114bcc7fb9ee