[INFO] cloning repository https://github.com/cydanil/numerals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cydanil/numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcydanil%2Fnumerals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcydanil%2Fnumerals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4273a4c6d225aefc592ea83b7c0d17e9af23321
[INFO] testing cydanil/numerals against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcydanil%2Fnumerals" "/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/cydanil/numerals on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cydanil/numerals
[INFO] finished tweaking git repo https://github.com/cydanil/numerals
[INFO] tweaked toml for git repo https://github.com/cydanil/numerals written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cydanil/numerals already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ee74defb4a9fc021a0573a7bb1508e260f85563cf98d9d8be8b5c8f007e4253
[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" "1ee74defb4a9fc021a0573a7bb1508e260f85563cf98d9d8be8b5c8f007e4253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ee74defb4a9fc021a0573a7bb1508e260f85563cf98d9d8be8b5c8f007e4253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee74defb4a9fc021a0573a7bb1508e260f85563cf98d9d8be8b5c8f007e4253", kill_on_drop: false }`
[INFO] [stdout] 1ee74defb4a9fc021a0573a7bb1508e260f85563cf98d9d8be8b5c8f007e4253
[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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcff3b214c5a7c56709b97a17cb8a9c045da3e5ccd024036b53a39d80400ff5e
[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" "dcff3b214c5a7c56709b97a17cb8a9c045da3e5ccd024036b53a39d80400ff5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling numerals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "dcff3b214c5a7c56709b97a17cb8a9c045da3e5ccd024036b53a39d80400ff5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcff3b214c5a7c56709b97a17cb8a9c045da3e5ccd024036b53a39d80400ff5e", kill_on_drop: false }`
[INFO] [stdout] dcff3b214c5a7c56709b97a17cb8a9c045da3e5ccd024036b53a39d80400ff5e
[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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b01c942b486a804927f57967f6bc7c38997ea9da22b8e5b8a58e47fa03166aeb
[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" "b01c942b486a804927f57967f6bc7c38997ea9da22b8e5b8a58e47fa03166aeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling numerals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "b01c942b486a804927f57967f6bc7c38997ea9da22b8e5b8a58e47fa03166aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01c942b486a804927f57967f6bc7c38997ea9da22b8e5b8a58e47fa03166aeb", kill_on_drop: false }`
[INFO] [stdout] b01c942b486a804927f57967f6bc7c38997ea9da22b8e5b8a58e47fa03166aeb
[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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21f7e0dd51596b104d6c052a2cadc6d2a7dd06be7b8766bc6b771e778f3e4f6e
[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" "21f7e0dd51596b104d6c052a2cadc6d2a7dd06be7b8766bc6b771e778f3e4f6e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/numerals-5c685de15b0ab583)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test roman::test_to_arabic::test_apostrohpus ... ok
[INFO] [stdout] test roman::test_to_arabic::test_empty_input ... ok
[INFO] [stdout] test roman::test_to_arabic::test_invalid_characters ... ok
[INFO] [stdout] test roman::test_to_arabic::test_double_symbols ... ok
[INFO] [stdout] test roman::test_to_arabic::test_unicode_cases ... ok
[INFO] [stdout] test roman::test_to_arabic::test_valid_inputs ... ok
[INFO] [stdout] test roman::test_to_roman::test_invalid_inputs ... ok
[INFO] [stdout] test roman::test_to_roman::test_valid_inputs ... ok
[INFO] [stdout] test roman::test_to_arabic::test_four_same_symbols ... ok
[INFO] [stdout] test roman::test_to_arabic::test_invalid_inputs ... ok
[INFO] [stdout] test roman::test_to_arabic::test_string_cases ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "21f7e0dd51596b104d6c052a2cadc6d2a7dd06be7b8766bc6b771e778f3e4f6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f7e0dd51596b104d6c052a2cadc6d2a7dd06be7b8766bc6b771e778f3e4f6e", kill_on_drop: false }`
[INFO] [stdout] 21f7e0dd51596b104d6c052a2cadc6d2a7dd06be7b8766bc6b771e778f3e4f6e