[INFO] cloning repository https://github.com/kuroidoruido/numerika
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kuroidoruido/numerika" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuroidoruido%2Fnumerika", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuroidoruido%2Fnumerika'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 509986696baa58cefcfb44c23409dddfd486aa52
[INFO] testing kuroidoruido/numerika against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuroidoruido%2Fnumerika" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kuroidoruido/numerika 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/kuroidoruido/numerika
[INFO] finished tweaking git repo https://github.com/kuroidoruido/numerika
[INFO] tweaked toml for git repo https://github.com/kuroidoruido/numerika written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kuroidoruido/numerika 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] running `Command { std: "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" "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] bc6e2d482c8fca3fc0f73c2ee8aef373a3e50d52515339e5ee79aba18cad7e0e
[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" "bc6e2d482c8fca3fc0f73c2ee8aef373a3e50d52515339e5ee79aba18cad7e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc6e2d482c8fca3fc0f73c2ee8aef373a3e50d52515339e5ee79aba18cad7e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc6e2d482c8fca3fc0f73c2ee8aef373a3e50d52515339e5ee79aba18cad7e0e", kill_on_drop: false }`
[INFO] [stdout] bc6e2d482c8fca3fc0f73c2ee8aef373a3e50d52515339e5ee79aba18cad7e0e
[INFO] running `Command { std: "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" "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] b2055573600c3f61fb9210aea020abb713c11f668a0dc29cdc493ac690609331
[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" "b2055573600c3f61fb9210aea020abb713c11f668a0dc29cdc493ac690609331", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling numerika v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.54s
[INFO] running `Command { std: "docker" "inspect" "b2055573600c3f61fb9210aea020abb713c11f668a0dc29cdc493ac690609331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2055573600c3f61fb9210aea020abb713c11f668a0dc29cdc493ac690609331", kill_on_drop: false }`
[INFO] [stdout] b2055573600c3f61fb9210aea020abb713c11f668a0dc29cdc493ac690609331
[INFO] running `Command { std: "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" "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] [stdout] 90d48f4bab371c089ab7b96c86c595990b41a1c7a7772ff71da5f21fbcd41440
[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" "90d48f4bab371c089ab7b96c86c595990b41a1c7a7772ff71da5f21fbcd41440", kill_on_drop: false }`
[INFO] [stderr]    Compiling numerika v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "90d48f4bab371c089ab7b96c86c595990b41a1c7a7772ff71da5f21fbcd41440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d48f4bab371c089ab7b96c86c595990b41a1c7a7772ff71da5f21fbcd41440", kill_on_drop: false }`
[INFO] [stdout] 90d48f4bab371c089ab7b96c86c595990b41a1c7a7772ff71da5f21fbcd41440
[INFO] running `Command { std: "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" "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] bbb2b2ef87918df27f216229a2aeb18541162b5368d75e277747b101ca8a49bf
[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" "bbb2b2ef87918df27f216229a2aeb18541162b5368d75e277747b101ca8a49bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/numerika-58ccde10eab5b4d6
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test calculation::tests::it_should_handle_multiple_add_operator ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_multiple_factorial ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_explicit_positive_value ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_factorial_combine_with_addition_and_multiplication_permutability ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_factorial_with_other_operations ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_negative_value ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_simple_factorial ... ok
[INFO] [stdout] test calculation::tests::it_should_ignore_invalid_characters ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_add_divide_operator_priority ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_add_multiply_operator_priority ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_one_operator_add ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_mix_add_minus_operator ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_float_number ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_one_operator_divide ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_one_operator_minus ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_factorial_combine_with_multiplication_permutability ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_factorial_combine_with_addition_permutability ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_operation_with_negatives_value ... ok
[INFO] [stdout] test calculation::tests::it_should_handle_one_operator_multiply ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bbb2b2ef87918df27f216229a2aeb18541162b5368d75e277747b101ca8a49bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb2b2ef87918df27f216229a2aeb18541162b5368d75e277747b101ca8a49bf", kill_on_drop: false }`
[INFO] [stdout] bbb2b2ef87918df27f216229a2aeb18541162b5368d75e277747b101ca8a49bf