[INFO] cloning repository https://github.com/spbots/euler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spbots/euler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspbots%2Feuler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspbots%2Feuler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a0896613dacec4a508471d4e8e6cae82c04da66
[INFO] testing spbots/euler-rs against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspbots%2Feuler-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spbots/euler-rs on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spbots/euler-rs
[INFO] finished tweaking git repo https://github.com/spbots/euler-rs
[INFO] tweaked toml for git repo https://github.com/spbots/euler-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/spbots/euler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4afd0ccfa424af10e28946ad968220ad19bfed50c91a1a721b6de92860c6272
[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" "c4afd0ccfa424af10e28946ad968220ad19bfed50c91a1a721b6de92860c6272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4afd0ccfa424af10e28946ad968220ad19bfed50c91a1a721b6de92860c6272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4afd0ccfa424af10e28946ad968220ad19bfed50c91a1a721b6de92860c6272", kill_on_drop: false }`
[INFO] [stdout] c4afd0ccfa424af10e28946ad968220ad19bfed50c91a1a721b6de92860c6272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21e16a974c6ab3f8d2c6398fe61605829dd30c0fa987247d67357d12e086d362
[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" "21e16a974c6ab3f8d2c6398fe61605829dd30c0fa987247d67357d12e086d362", kill_on_drop: false }`
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `prime_factorization`
[INFO] [stdout]   --> src/euler/wheel_factorization.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn prime_factorization(n: u64) -> Vec<u64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `divisors_for_number`
[INFO] [stdout]   --> src/euler/e012.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn divisors_for_number(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `first_triangle_number_with_n_divisors`
[INFO] [stdout]   --> src/euler/e012.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn first_triangle_number_with_n_divisors(n: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "21e16a974c6ab3f8d2c6398fe61605829dd30c0fa987247d67357d12e086d362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21e16a974c6ab3f8d2c6398fe61605829dd30c0fa987247d67357d12e086d362", kill_on_drop: false }`
[INFO] [stdout] 21e16a974c6ab3f8d2c6398fe61605829dd30c0fa987247d67357d12e086d362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 247dbd9c70d628cf65a77b0eac3e4ff04e197983677aca1d8f19e27a03c85e97
[INFO] running `Command { std: "docker" "start" "-a" "247dbd9c70d628cf65a77b0eac3e4ff04e197983677aca1d8f19e27a03c85e97", kill_on_drop: false }`
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "247dbd9c70d628cf65a77b0eac3e4ff04e197983677aca1d8f19e27a03c85e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "247dbd9c70d628cf65a77b0eac3e4ff04e197983677aca1d8f19e27a03c85e97", kill_on_drop: false }`
[INFO] [stdout] 247dbd9c70d628cf65a77b0eac3e4ff04e197983677aca1d8f19e27a03c85e97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 897896f29a227f47e66c624a6364595eebca972ff52e32edf5337be9d7f88331
[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" "897896f29a227f47e66c624a6364595eebca972ff52e32edf5337be9d7f88331", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/euler-0c30bfe489dbdb70
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test euler::bit_vector::dummy_test ... ok
[INFO] [stdout] test euler::e001::euler_001 ... ok
[INFO] [stdout] test euler::e006::euler_006 ... ok
[INFO] [stdout] test euler::e011::euler_011 ... ok
[INFO] [stdout] test euler::e004::euler_004 ... ok
[INFO] [stdout] test euler::e012::euler_012 ... ok
[INFO] [stdout] test euler::e031::euler_031 ... ok
[INFO] [stdout] test euler::e002::euler_002 ... ok
[INFO] [stdout] test euler::e015::euler_015 ... ok
[INFO] [stdout] test euler::e008::euler_008 ... ok
[INFO] [stdout] test euler::e005::euler_005 ... ok
[INFO] [stdout] test euler::e013::euler_013 ... ok
[INFO] [stdout] test euler::e017::euler_017 ... ok
[INFO] [stdout] test euler::wheel_factorization::test_full_factorization ... ok
[INFO] [stdout] test euler::e024::euler_024 ... ok
[INFO] [stdout] test euler::wheel_factorization::test_build_wheel ... ok
[INFO] [stdout] test euler::e019::euler_019 ... ok
[INFO] [stdout] test euler::prime_utils::primes_below_100 ... ok
[INFO] [stdout] test euler::e036::euler_036 ... ok
[INFO] [stdout] test euler::e003::euler_003 ... ok
[INFO] [stdout] test euler::e009::euler_009 ... ok
[INFO] [stdout] test euler::wheel_factorization::test ... ok
[INFO] [stdout] test euler::e007::euler_007 ... ok
[INFO] [stdout] test euler::e035::euler_035 ... ok
[INFO] [stdout] test euler::e010::euler_010 ... ok
[INFO] [stdout] test euler::e014::euler_014 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "897896f29a227f47e66c624a6364595eebca972ff52e32edf5337be9d7f88331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "897896f29a227f47e66c624a6364595eebca972ff52e32edf5337be9d7f88331", kill_on_drop: false }`
[INFO] [stdout] 897896f29a227f47e66c624a6364595eebca972ff52e32edf5337be9d7f88331