[INFO] fetching crate roman_numeral 0.1.0...
[INFO] testing roman_numeral-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate roman_numeral 0.1.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate roman_numeral 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate roman_numeral 0.1.0
[INFO] finished tweaking crates.io crate roman_numeral 0.1.0
[INFO] tweaked toml for crates.io crate roman_numeral 0.1.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f118968c8967ffcc7084175f5957e774d3dbbcc315c43cbee542a9281934a85
[INFO] running `Command { std: "docker" "start" "-a" "8f118968c8967ffcc7084175f5957e774d3dbbcc315c43cbee542a9281934a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f118968c8967ffcc7084175f5957e774d3dbbcc315c43cbee542a9281934a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f118968c8967ffcc7084175f5957e774d3dbbcc315c43cbee542a9281934a85", kill_on_drop: false }`
[INFO] [stdout] 8f118968c8967ffcc7084175f5957e774d3dbbcc315c43cbee542a9281934a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5af17cf14876b19e5badfb009ac7e4f03e11d7fe60740cfe2b50c2a46e1d428f
[INFO] running `Command { std: "docker" "start" "-a" "5af17cf14876b19e5badfb009ac7e4f03e11d7fe60740cfe2b50c2a46e1d428f", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_numeral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "5af17cf14876b19e5badfb009ac7e4f03e11d7fe60740cfe2b50c2a46e1d428f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af17cf14876b19e5badfb009ac7e4f03e11d7fe60740cfe2b50c2a46e1d428f", kill_on_drop: false }`
[INFO] [stdout] 5af17cf14876b19e5badfb009ac7e4f03e11d7fe60740cfe2b50c2a46e1d428f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07c10531ff03e87b0665563788b769e78a40add2611375d39ba693259ae2511f
[INFO] running `Command { std: "docker" "start" "-a" "07c10531ff03e87b0665563788b769e78a40add2611375d39ba693259ae2511f", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_numeral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "07c10531ff03e87b0665563788b769e78a40add2611375d39ba693259ae2511f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07c10531ff03e87b0665563788b769e78a40add2611375d39ba693259ae2511f", kill_on_drop: false }`
[INFO] [stdout] 07c10531ff03e87b0665563788b769e78a40add2611375d39ba693259ae2511f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50c4effddab0e20b5ec4e8529f57aee51a4f578f529304235daa34f6185d0c54
[INFO] running `Command { std: "docker" "start" "-a" "50c4effddab0e20b5ec4e8529f57aee51a4f578f529304235daa34f6185d0c54", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/roman_numeral-cfe90034a48518c5)
[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] [stderr]      Running tests/roman_numeral.rs (/opt/rustwide/target/debug/deps/roman_numeral-d396dae4760b1fc2)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::it_should_create_from_roman_numeral_string ... ok
[INFO] [stdout] test tests::it_should_init_basic_from_u32 ... ok
[INFO] [stdout] test tests::it_should_init_from_u32 ... ok
[INFO] [stdout] test tests::it_should_not_init_fromu32 ... ok
[INFO] [stdout] test tests::it_should_not_create_from_roman_numeral_string ... ok
[INFO] [stdout] test tests::it_should_return_max_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests roman_numeral
[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" "50c4effddab0e20b5ec4e8529f57aee51a4f578f529304235daa34f6185d0c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c4effddab0e20b5ec4e8529f57aee51a4f578f529304235daa34f6185d0c54", kill_on_drop: false }`
[INFO] [stdout] 50c4effddab0e20b5ec4e8529f57aee51a4f578f529304235daa34f6185d0c54