[INFO] updating cached repository shdblowers/roman_numerals_kata
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shdblowers/roman_numerals_kata
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shdblowers/roman_numerals_kata" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/shdblowers/roman_numerals_kata"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/shdblowers/roman_numerals_kata'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shdblowers/roman_numerals_kata" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/shdblowers/roman_numerals_kata"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/shdblowers/roman_numerals_kata'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b2fc9416a55d8c2d706c9a2407eb9db3c32d48ce
[INFO] sha for GitHub repo shdblowers/roman_numerals_kata: b2fc9416a55d8c2d706c9a2407eb9db3c32d48ce
[INFO] validating manifest of shdblowers/roman_numerals_kata on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shdblowers/roman_numerals_kata on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shdblowers/roman_numerals_kata
[INFO] finished frobbing shdblowers/roman_numerals_kata
[INFO] frobbed toml for shdblowers/roman_numerals_kata written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/shdblowers/roman_numerals_kata/Cargo.toml
[INFO] started frobbing shdblowers/roman_numerals_kata
[INFO] finished frobbing shdblowers/roman_numerals_kata
[INFO] frobbed toml for shdblowers/roman_numerals_kata written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/shdblowers/roman_numerals_kata/Cargo.toml
[INFO] crate shdblowers/roman_numerals_kata has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing shdblowers/roman_numerals_kata against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/shdblowers/roman_numerals_kata:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 5d16e2f2cd8d8ee31222308884b586e84061666aea1fee7e57f1c8387d3c8127
[INFO] running `"docker" "start" "-a" "5d16e2f2cd8d8ee31222308884b586e84061666aea1fee7e57f1c8387d3c8127"`
[INFO] [stderr]    Compiling roman_numerals_kata v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "5d16e2f2cd8d8ee31222308884b586e84061666aea1fee7e57f1c8387d3c8127"`
[INFO] running `"docker" "rm" "-f" "5d16e2f2cd8d8ee31222308884b586e84061666aea1fee7e57f1c8387d3c8127"`
[INFO] [stdout] 5d16e2f2cd8d8ee31222308884b586e84061666aea1fee7e57f1c8387d3c8127
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/shdblowers/roman_numerals_kata:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] acce2e31f01f667a8ea9aebd204052192c00999114f20b118e0e26578d4d7dff
[INFO] running `"docker" "start" "-a" "acce2e31f01f667a8ea9aebd204052192c00999114f20b118e0e26578d4d7dff"`
[INFO] [stderr]    Compiling roman_numerals_kata v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "acce2e31f01f667a8ea9aebd204052192c00999114f20b118e0e26578d4d7dff"`
[INFO] running `"docker" "rm" "-f" "acce2e31f01f667a8ea9aebd204052192c00999114f20b118e0e26578d4d7dff"`
[INFO] [stdout] acce2e31f01f667a8ea9aebd204052192c00999114f20b118e0e26578d4d7dff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/shdblowers/roman_numerals_kata:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] b65ba0ed9e6ae34cba47a96b6225615c96329b8c23c223f3cf89498f29970161
[INFO] running `"docker" "start" "-a" "b65ba0ed9e6ae34cba47a96b6225615c96329b8c23c223f3cf89498f29970161"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/roman_numerals_kata-888d5f076c94593b
[INFO] [stdout] test tests::parse_errors_if_provided_with_too_many_arguments ... ok
[INFO] [stdout] test encoder::tests::encode_singles ... ok
[INFO] [stdout] test encoder::tests::encode_nines ... ok
[INFO] [stdout] test encoder::tests::encode_multiples ... ok
[INFO] [stdout] test tests::parse_errors_when_number_too_large ... ok
[INFO] [stdout] test tests::parse_errors_when_number_too_small ... ok
[INFO] [stdout] test encoder::tests::encode_fours ... ok
[INFO] [stdout] test encoder::tests::encode_fives ... ok
[INFO] [stdout] test tests::parse_errors_when_its_not_given_a_number ... ok
[INFO] [stdout] test tests::parse_converts_command_line_args_to_single_number ... ok
[INFO] [stdout] test tests::parse_errors_if_provided_with_too_few_arguments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/roman_numerals_kata-b2796c4e9747e324
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests roman_numerals_kata
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b65ba0ed9e6ae34cba47a96b6225615c96329b8c23c223f3cf89498f29970161"`
[INFO] running `"docker" "rm" "-f" "b65ba0ed9e6ae34cba47a96b6225615c96329b8c23c223f3cf89498f29970161"`
[INFO] [stdout] b65ba0ed9e6ae34cba47a96b6225615c96329b8c23c223f3cf89498f29970161