[INFO] fetching crate roman_numerals_converter 0.1.0...
[INFO] testing roman_numerals_converter-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate roman_numerals_converter 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate roman_numerals_converter 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate roman_numerals_converter 0.1.0
[INFO] finished tweaking crates.io crate roman_numerals_converter 0.1.0
[INFO] tweaked toml for crates.io crate roman_numerals_converter 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0661032dc6973539da438ec50b949213e06259aed1170f742ba4e3a86ddc6b5
[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" "a0661032dc6973539da438ec50b949213e06259aed1170f742ba4e3a86ddc6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0661032dc6973539da438ec50b949213e06259aed1170f742ba4e3a86ddc6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0661032dc6973539da438ec50b949213e06259aed1170f742ba4e3a86ddc6b5", kill_on_drop: false }`
[INFO] [stdout] a0661032dc6973539da438ec50b949213e06259aed1170f742ba4e3a86ddc6b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f19c0157ecf01321ae8c7e7a41df180d6dc2d006c4e3143fca1fa346e9379115
[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" "f19c0157ecf01321ae8c7e7a41df180d6dc2d006c4e3143fca1fa346e9379115", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_numerals_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "f19c0157ecf01321ae8c7e7a41df180d6dc2d006c4e3143fca1fa346e9379115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f19c0157ecf01321ae8c7e7a41df180d6dc2d006c4e3143fca1fa346e9379115", kill_on_drop: false }`
[INFO] [stdout] f19c0157ecf01321ae8c7e7a41df180d6dc2d006c4e3143fca1fa346e9379115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5681acf3ed4a60c73ffbff794c651802a5b8edd32743852f3bd877b76e76a75
[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" "e5681acf3ed4a60c73ffbff794c651802a5b8edd32743852f3bd877b76e76a75", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_numerals_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "e5681acf3ed4a60c73ffbff794c651802a5b8edd32743852f3bd877b76e76a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5681acf3ed4a60c73ffbff794c651802a5b8edd32743852f3bd877b76e76a75", kill_on_drop: false }`
[INFO] [stdout] e5681acf3ed4a60c73ffbff794c651802a5b8edd32743852f3bd877b76e76a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] 44845ea3c484aa246b6da97f0720f6fe817cafedbfd8681780c3f354c303ba4e
[INFO] running `Command { std: "docker" "start" "-a" "44845ea3c484aa246b6da97f0720f6fe817cafedbfd8681780c3f354c303ba4e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 14 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/roman_numerals_converter-9caba31cd17d2a6a)
[INFO] [stdout] test arabic_converter::tests::test_can_normalize_multiple_elements_array ... ok
[INFO] [stdout] test arabic_converter::tests::test_can_normalize_empty_array ... ok
[INFO] [stdout] test roman_converter::tests::test_can_convert_3999 ... ok
[INFO] [stdout] test arabic_converter::tests::test_can_convert_roman_numeral_to_integer ... ok
[INFO] [stdout] test arabic_converter::tests::test_invalid_symbol_will_return_error ... ok
[INFO] [stdout] test tests::test_conversion_to_roman_1939 ... ok
[INFO] [stderr]    Doc-tests roman_numerals_converter
[INFO] [stdout] test arabic_converter::tests::test_can_normalize_one_element_array ... ok
[INFO] [stdout] test roman_converter::tests::test_can_convert_2019 ... ok
[INFO] [stdout] test arabic_converter::tests::test_positive_get_symbol ... ok
[INFO] [stdout] test arabic_converter::tests::test_negative_get_symbol ... ok
[INFO] [stdout] test roman_converter::tests::test_can_convert_one ... ok
[INFO] [stdout] test roman_converter::tests::test_can_convert_zeros ... ok
[INFO] [stdout] test roman_converter::tests::test_should_fail_over_3999 ... ok
[INFO] [stdout] test tests::test_conversion_to_arabic_1939 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44845ea3c484aa246b6da97f0720f6fe817cafedbfd8681780c3f354c303ba4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44845ea3c484aa246b6da97f0720f6fe817cafedbfd8681780c3f354c303ba4e", kill_on_drop: false }`
[INFO] [stdout] 44845ea3c484aa246b6da97f0720f6fe817cafedbfd8681780c3f354c303ba4e