[INFO] cloning repository https://github.com/kirhgoff/rust_utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kirhgoff/rust_utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirhgoff%2Frust_utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirhgoff%2Frust_utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 662711b2e94f72c8636ca70fec98487260cb7a94
[INFO] testing kirhgoff/rust_utils against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirhgoff%2Frust_utils" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kirhgoff/rust_utils on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kirhgoff/rust_utils
[INFO] finished tweaking git repo https://github.com/kirhgoff/rust_utils
[INFO] tweaked toml for git repo https://github.com/kirhgoff/rust_utils written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kirhgoff/rust_utils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primal-sieve v0.2.8
[INFO] [stderr]   Downloaded fraction v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fbc3fd11ee775f432aceaef0871e6b0c647d528d9e4edcf428b140a91c0fd5a
[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" "0fbc3fd11ee775f432aceaef0871e6b0c647d528d9e4edcf428b140a91c0fd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fbc3fd11ee775f432aceaef0871e6b0c647d528d9e4edcf428b140a91c0fd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fbc3fd11ee775f432aceaef0871e6b0c647d528d9e4edcf428b140a91c0fd5a", kill_on_drop: false }`
[INFO] [stdout] 0fbc3fd11ee775f432aceaef0871e6b0c647d528d9e4edcf428b140a91c0fd5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "build" "--frozen" "--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] 768b36ad6745531f85d2666e6b559fc98d17255a84cd6a3cf48659ac446cdfa0
[INFO] running `Command { std: "docker" "start" "-a" "768b36ad6745531f85d2666e6b559fc98d17255a84cd6a3cf48659ac446cdfa0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling primal-check v0.2.3
[INFO] [stderr]    Compiling primal-bit v0.2.4
[INFO] [stderr]    Compiling primal-sieve v0.2.8
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling fraction v0.3.7
[INFO] [stderr]    Compiling rust_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.30s
[INFO] running `Command { std: "docker" "inspect" "768b36ad6745531f85d2666e6b559fc98d17255a84cd6a3cf48659ac446cdfa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768b36ad6745531f85d2666e6b559fc98d17255a84cd6a3cf48659ac446cdfa0", kill_on_drop: false }`
[INFO] [stdout] 768b36ad6745531f85d2666e6b559fc98d17255a84cd6a3cf48659ac446cdfa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0818f2718aae624e39ada598a2c10bc2f2e57f70a7e765b48d550f3fe847f0f6
[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" "0818f2718aae624e39ada598a2c10bc2f2e57f70a7e765b48d550f3fe847f0f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "0818f2718aae624e39ada598a2c10bc2f2e57f70a7e765b48d550f3fe847f0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0818f2718aae624e39ada598a2c10bc2f2e57f70a7e765b48d550f3fe847f0f6", kill_on_drop: false }`
[INFO] [stdout] 0818f2718aae624e39ada598a2c10bc2f2e57f70a7e765b48d550f3fe847f0f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29e54b17eb407d0f3f5ad5cca99a56a13d9cb065595bb9e3dd87dbeb10bf22a6
[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" "29e54b17eb407d0f3f5ad5cca99a56a13d9cb065595bb9e3dd87dbeb10bf22a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_utils-0cc77afd3dc6310a
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test euler37::tests::is_truncatable_prime_works ... ok
[INFO] [stdout] test euler37::tests::split_works ... ok
[INFO] [stdout] test euler39::tests::hypothenuse_works ... ok
[INFO] [stdout] test utils::tests::binary_string_works ... ok
[INFO] [stdout] test utils::tests::digits_iterator_works ... ok
[INFO] [stdout] test utils::tests::is_pandigital_works ... ok
[INFO] [stdout] test utils::tests::is_palindrome_works ... ok
[INFO] [stdout] test utils::tests::mod_rem_works ... ok
[INFO] [stdout] test utils::tests::digits_count_works ... ok
[INFO] [stdout] test euler38::tests::concatenated_product_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "29e54b17eb407d0f3f5ad5cca99a56a13d9cb065595bb9e3dd87dbeb10bf22a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e54b17eb407d0f3f5ad5cca99a56a13d9cb065595bb9e3dd87dbeb10bf22a6", kill_on_drop: false }`
[INFO] [stdout] 29e54b17eb407d0f3f5ad5cca99a56a13d9cb065595bb9e3dd87dbeb10bf22a6