[INFO] updating cached repository https://github.com/shdblowers/roman_numerals_kata
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b2fc9416a55d8c2d706c9a2407eb9db3c32d48ce
[INFO] testing shdblowers/roman_numerals_kata against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshdblowers%2Froman_numerals_kata" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shdblowers/roman_numerals_kata on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/shdblowers/roman_numerals_kata
[INFO] finished tweaking git repo https://github.com/shdblowers/roman_numerals_kata
[INFO] tweaked toml for git repo https://github.com/shdblowers/roman_numerals_kata written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/shdblowers/roman_numerals_kata already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7f9061acc0e109f531e2fe675bb58f4adb9939c4a94acbe8132f3716bc718c7f
[INFO] running `"docker" "start" "-a" "7f9061acc0e109f531e2fe675bb58f4adb9939c4a94acbe8132f3716bc718c7f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling roman_numerals_kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "7f9061acc0e109f531e2fe675bb58f4adb9939c4a94acbe8132f3716bc718c7f"`
[INFO] running `"docker" "rm" "-f" "7f9061acc0e109f531e2fe675bb58f4adb9939c4a94acbe8132f3716bc718c7f"`
[INFO] [stdout] 7f9061acc0e109f531e2fe675bb58f4adb9939c4a94acbe8132f3716bc718c7f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 379307ad454fd1d50ac368fe95986226cde1c0d224c48e478b97f235d19e5e43
[INFO] running `"docker" "start" "-a" "379307ad454fd1d50ac368fe95986226cde1c0d224c48e478b97f235d19e5e43"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling roman_numerals_kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "379307ad454fd1d50ac368fe95986226cde1c0d224c48e478b97f235d19e5e43"`
[INFO] running `"docker" "rm" "-f" "379307ad454fd1d50ac368fe95986226cde1c0d224c48e478b97f235d19e5e43"`
[INFO] [stdout] 379307ad454fd1d50ac368fe95986226cde1c0d224c48e478b97f235d19e5e43
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 51adbcfa46904b2df803c0abf10295d93ae860d4a1204405eb1b22b0c7846429
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "51adbcfa46904b2df803c0abf10295d93ae860d4a1204405eb1b22b0c7846429"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roman_numerals_kata-4d366b0faf742e90
[INFO] [stdout] running 11 tests
[INFO] [stdout] test encoder::tests::encode_fives ... ok
[INFO] [stdout] test encoder::tests::encode_fours ... ok
[INFO] [stdout] test encoder::tests::encode_singles ... ok
[INFO] [stdout] test tests::parse_errors_when_number_too_large ... ok
[INFO] [stdout] test tests::parse_errors_if_provided_with_too_many_arguments ... ok
[INFO] [stdout] test tests::parse_errors_if_provided_with_too_few_arguments ... ok
[INFO] [stdout] test tests::parse_errors_when_number_too_small ... ok
[INFO] [stdout] test encoder::tests::encode_multiples ... ok
[INFO] [stdout] test tests::parse_converts_command_line_args_to_single_number ... ok
[INFO] [stdout] test tests::parse_errors_when_its_not_given_a_number ... ok
[INFO] [stdout] test encoder::tests::encode_nines ... 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/rustwide/target/debug/deps/roman_numerals_kata-7966141209286a9f
[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] [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" "51adbcfa46904b2df803c0abf10295d93ae860d4a1204405eb1b22b0c7846429"`
[INFO] running `"docker" "rm" "-f" "51adbcfa46904b2df803c0abf10295d93ae860d4a1204405eb1b22b0c7846429"`
[INFO] [stdout] 51adbcfa46904b2df803c0abf10295d93ae860d4a1204405eb1b22b0c7846429