[INFO] fetching crate roman-numerals-rs 4.1.0...
[INFO] testing roman-numerals-rs-4.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate roman-numerals-rs 4.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate roman-numerals-rs 4.1.0
[INFO] finished tweaking crates.io crate roman-numerals-rs 4.1.0
[INFO] tweaked toml for crates.io crate roman-numerals-rs 4.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate roman-numerals-rs 4.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate roman-numerals-rs 4.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8556eca7ebbf1428cf4b8269b7aeaaabb12ae854e6d52399a8b23bd428d38d89
[INFO] running `Command { std: "docker" "start" "-a" "8556eca7ebbf1428cf4b8269b7aeaaabb12ae854e6d52399a8b23bd428d38d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8556eca7ebbf1428cf4b8269b7aeaaabb12ae854e6d52399a8b23bd428d38d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8556eca7ebbf1428cf4b8269b7aeaaabb12ae854e6d52399a8b23bd428d38d89", kill_on_drop: false }`
[INFO] [stdout] 8556eca7ebbf1428cf4b8269b7aeaaabb12ae854e6d52399a8b23bd428d38d89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50042eac1d2e00ebec090aa61b89e3f658375f9cee0714d039b9bb3388eb38e2
[INFO] running `Command { std: "docker" "start" "-a" "50042eac1d2e00ebec090aa61b89e3f658375f9cee0714d039b9bb3388eb38e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman-numerals-rs v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "50042eac1d2e00ebec090aa61b89e3f658375f9cee0714d039b9bb3388eb38e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50042eac1d2e00ebec090aa61b89e3f658375f9cee0714d039b9bb3388eb38e2", kill_on_drop: false }`
[INFO] [stdout] 50042eac1d2e00ebec090aa61b89e3f658375f9cee0714d039b9bb3388eb38e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10b8ac50e95ada2fe5361e67b8de49d199b164e49273d32b81575e58dd1f5284
[INFO] running `Command { std: "docker" "start" "-a" "10b8ac50e95ada2fe5361e67b8de49d199b164e49273d32b81575e58dd1f5284", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman-numerals-rs v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "10b8ac50e95ada2fe5361e67b8de49d199b164e49273d32b81575e58dd1f5284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b8ac50e95ada2fe5361e67b8de49d199b164e49273d32b81575e58dd1f5284", kill_on_drop: false }`
[INFO] [stdout] 10b8ac50e95ada2fe5361e67b8de49d199b164e49273d32b81575e58dd1f5284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b18857bfb02344a20f0b5fc45e39879e2fbd17745a748551a19c786fc1868c34
[INFO] running `Command { std: "docker" "start" "-a" "b18857bfb02344a20f0b5fc45e39879e2fbd17745a748551a19c786fc1868c34", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/roman_numerals_rs-ed01636f98274a87)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test::test_roman_numeral_associated_constants ... ok
[INFO] [stdout] test test::test_try_from_one ... ok
[INFO] [stdout] test test::test_from_one ... ok
[INFO] [stdout] test test::test_roman_numeral_parse_string ... ok
[INFO] [stdout] test test::test_roman_numeral_new ... ok
[INFO] [stdout] test test::test_roman_numeral_to_string ... ok
[INFO] [stderr]    Doc-tests roman_numerals_rs
[INFO] [stdout] test test::test_roman_numeral_round_trip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b18857bfb02344a20f0b5fc45e39879e2fbd17745a748551a19c786fc1868c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18857bfb02344a20f0b5fc45e39879e2fbd17745a748551a19c786fc1868c34", kill_on_drop: false }`
[INFO] [stdout] b18857bfb02344a20f0b5fc45e39879e2fbd17745a748551a19c786fc1868c34