[INFO] cloning repository https://github.com/joker-90/rust-roman-converter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joker-90/rust-roman-converter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoker-90%2Frust-roman-converter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoker-90%2Frust-roman-converter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e26dd43f20fe6213d43d1ea19dbe8ba4e064a76
[INFO] testing joker-90/rust-roman-converter against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoker-90%2Frust-roman-converter" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joker-90/rust-roman-converter on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joker-90/rust-roman-converter
[INFO] finished tweaking git repo https://github.com/joker-90/rust-roman-converter
[INFO] tweaked toml for git repo https://github.com/joker-90/rust-roman-converter written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/joker-90/rust-roman-converter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c48166b0854929cc0de37eecd19914006d16dbd7033e00bf0f995ef16c5f5652
[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" "c48166b0854929cc0de37eecd19914006d16dbd7033e00bf0f995ef16c5f5652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c48166b0854929cc0de37eecd19914006d16dbd7033e00bf0f995ef16c5f5652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48166b0854929cc0de37eecd19914006d16dbd7033e00bf0f995ef16c5f5652", kill_on_drop: false }`
[INFO] [stdout] c48166b0854929cc0de37eecd19914006d16dbd7033e00bf0f995ef16c5f5652
[INFO] running `Command { std: "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" "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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91e724c4a3bf1bcf65a83afda82d62d1d93078169878c054d219e349c814cd9f
[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" "91e724c4a3bf1bcf65a83afda82d62d1d93078169878c054d219e349c814cd9f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling roman_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "91e724c4a3bf1bcf65a83afda82d62d1d93078169878c054d219e349c814cd9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e724c4a3bf1bcf65a83afda82d62d1d93078169878c054d219e349c814cd9f", kill_on_drop: false }`
[INFO] [stdout] 91e724c4a3bf1bcf65a83afda82d62d1d93078169878c054d219e349c814cd9f
[INFO] running `Command { std: "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" "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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbe84d50f00fd3b04dc92bab74eb22c323df7d13287a749690f8dcd11eb20f8d
[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" "fbe84d50f00fd3b04dc92bab74eb22c323df7d13287a749690f8dcd11eb20f8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "fbe84d50f00fd3b04dc92bab74eb22c323df7d13287a749690f8dcd11eb20f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbe84d50f00fd3b04dc92bab74eb22c323df7d13287a749690f8dcd11eb20f8d", kill_on_drop: false }`
[INFO] [stdout] fbe84d50f00fd3b04dc92bab74eb22c323df7d13287a749690f8dcd11eb20f8d
[INFO] running `Command { std: "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" "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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd8023aca0dd76b3dbad084f4d6e7a19e90274028d9dfbe87d3cfb7a117f5f29
[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" "cd8023aca0dd76b3dbad084f4d6e7a19e90274028d9dfbe87d3cfb7a117f5f29", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 17 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roman_converter-f7126343d2953f87
[INFO] [stdout] test roman_number::tests::has_m_if_upper_to_1000 ... ok
[INFO] [stdout] test roman_number::tests::test_from_string_cv_to_cv ... ok
[INFO] [stdout] test roman_number::tests::int_has_4_tens_roman_has_xl ... ok
[INFO] [stdout] test test::run_roman_to_int_should_return_a_int ... ok
[INFO] [stdout] test roman_number::tests::int_has_9_ones_roman_has_ix ... ok
[INFO] [stdout] test test::run_int_to_roman_should_return_a_roman_number ... ok
[INFO] [stdout] test roman_number::tests::has_max_4_c ... ok
[INFO] [stdout] test roman_number::tests::has_max_1_l ... ok
[INFO] [stdout] test roman_number::tests::has_max_1_d ... ok
[INFO] [stdout] test roman_number::tests::int_has_4_hundreds_roman_has_cd ... ok
[INFO] [stdout] test roman_number::tests::has_max_1_v ... ok
[INFO] [stdout] test roman_number::tests::int_has_9_hundreds_roman_has_cm ... ok
[INFO] [stdout] test roman_number::tests::has_max_4_x ... ok
[INFO] [stdout] test roman_number::tests::test_convert_int_to_roman_to_int_return_the_same ... ok
[INFO] [stdout] test roman_number::tests::int_has_9_tens_roman_has_xc ... ok
[INFO] [stdout] test roman_number::tests::has_max_3_i ... ok
[INFO] [stdout] test roman_number::tests::int_has_4_ones_roman_has_iv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roman_converter-ff865328ca3c30fd
[INFO] [stderr]    Doc-tests roman_converter
[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 `Command { std: "docker" "inspect" "cd8023aca0dd76b3dbad084f4d6e7a19e90274028d9dfbe87d3cfb7a117f5f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8023aca0dd76b3dbad084f4d6e7a19e90274028d9dfbe87d3cfb7a117f5f29", kill_on_drop: false }`
[INFO] [stdout] cd8023aca0dd76b3dbad084f4d6e7a19e90274028d9dfbe87d3cfb7a117f5f29