[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 beta-2021-01-01 for beta-1.50-1
[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 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/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" "+beta-2021-01-01" "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-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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af764ec6498d51d677e1d53d3523fa596c6a75950aeb7cef0b7311039bddeb6a
[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" "af764ec6498d51d677e1d53d3523fa596c6a75950aeb7cef0b7311039bddeb6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af764ec6498d51d677e1d53d3523fa596c6a75950aeb7cef0b7311039bddeb6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af764ec6498d51d677e1d53d3523fa596c6a75950aeb7cef0b7311039bddeb6a", kill_on_drop: false }`
[INFO] [stdout] af764ec6498d51d677e1d53d3523fa596c6a75950aeb7cef0b7311039bddeb6a
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dea6856696c1c10a94092bafb0748927d7c49b0611fa05de55770746039896d
[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" "1dea6856696c1c10a94092bafb0748927d7c49b0611fa05de55770746039896d", kill_on_drop: false }`
[INFO] [stderr]    Compiling numerals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "1dea6856696c1c10a94092bafb0748927d7c49b0611fa05de55770746039896d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dea6856696c1c10a94092bafb0748927d7c49b0611fa05de55770746039896d", kill_on_drop: false }`
[INFO] [stdout] 1dea6856696c1c10a94092bafb0748927d7c49b0611fa05de55770746039896d
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 491296ca31cb02f1ee2310e89aac28da6422aaed322e69e26143f95b9f58ec75
[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" "491296ca31cb02f1ee2310e89aac28da6422aaed322e69e26143f95b9f58ec75", kill_on_drop: false }`
[INFO] [stderr]    Compiling numerals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "491296ca31cb02f1ee2310e89aac28da6422aaed322e69e26143f95b9f58ec75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "491296ca31cb02f1ee2310e89aac28da6422aaed322e69e26143f95b9f58ec75", kill_on_drop: false }`
[INFO] [stdout] 491296ca31cb02f1ee2310e89aac28da6422aaed322e69e26143f95b9f58ec75
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 783d0dacd9e97bc677f8bd315990da8d30c6562b06f34c7f045d8a73450e9be9
[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" "783d0dacd9e97bc677f8bd315990da8d30c6562b06f34c7f045d8a73450e9be9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/numerals-c2bd94ae23615dd0
[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_empty_input ... ok
[INFO] [stdout] test roman::test_to_arabic::test_unicode_cases ... ok
[INFO] [stdout] test roman::test_to_arabic::test_apostrohpus ... ok
[INFO] [stdout] test roman::test_to_arabic::test_string_cases ... ok
[INFO] [stdout] test roman::test_to_arabic::test_invalid_characters ... ok
[INFO] [stdout] test roman::test_to_arabic::test_valid_inputs ... ok
[INFO] [stdout] test roman::test_to_arabic::test_double_symbols ... ok
[INFO] [stdout] test roman::test_to_roman::test_invalid_inputs ... ok
[INFO] [stdout] test roman::test_to_arabic::test_invalid_inputs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "783d0dacd9e97bc677f8bd315990da8d30c6562b06f34c7f045d8a73450e9be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783d0dacd9e97bc677f8bd315990da8d30c6562b06f34c7f045d8a73450e9be9", kill_on_drop: false }`
[INFO] [stdout] 783d0dacd9e97bc677f8bd315990da8d30c6562b06f34c7f045d8a73450e9be9