[INFO] fetching crate roman_numeral 0.1.0...
[INFO] testing roman_numeral-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate roman_numeral 0.1.0 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate roman_numeral 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2637f1b225734c65b27db21d17506aced512ff7a75118937a9b1392474a8b604
[INFO] running `Command { std: "docker" "start" "-a" "2637f1b225734c65b27db21d17506aced512ff7a75118937a9b1392474a8b604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2637f1b225734c65b27db21d17506aced512ff7a75118937a9b1392474a8b604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2637f1b225734c65b27db21d17506aced512ff7a75118937a9b1392474a8b604", kill_on_drop: false }`
[INFO] [stdout] 2637f1b225734c65b27db21d17506aced512ff7a75118937a9b1392474a8b604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c00e0e50f6ad19ab617474721b5c705cd05fb46b92f6fa46749aa4d0b706152b
[INFO] running `Command { std: "docker" "start" "-a" "c00e0e50f6ad19ab617474721b5c705cd05fb46b92f6fa46749aa4d0b706152b", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_numeral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "c00e0e50f6ad19ab617474721b5c705cd05fb46b92f6fa46749aa4d0b706152b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00e0e50f6ad19ab617474721b5c705cd05fb46b92f6fa46749aa4d0b706152b", kill_on_drop: false }`
[INFO] [stdout] c00e0e50f6ad19ab617474721b5c705cd05fb46b92f6fa46749aa4d0b706152b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f37968dcd067835d68fb70ff9dc3703b6e2af0d7a10b215a7a0526eb7c938530
[INFO] running `Command { std: "docker" "start" "-a" "f37968dcd067835d68fb70ff9dc3703b6e2af0d7a10b215a7a0526eb7c938530", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_numeral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "f37968dcd067835d68fb70ff9dc3703b6e2af0d7a10b215a7a0526eb7c938530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f37968dcd067835d68fb70ff9dc3703b6e2af0d7a10b215a7a0526eb7c938530", kill_on_drop: false }`
[INFO] [stdout] f37968dcd067835d68fb70ff9dc3703b6e2af0d7a10b215a7a0526eb7c938530
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b121fe940cb407e5949d666096cc009dfe872563f68142e6e1f0ce670174370
[INFO] running `Command { std: "docker" "start" "-a" "0b121fe940cb407e5949d666096cc009dfe872563f68142e6e1f0ce670174370", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/roman_numeral-afaf7c19314561c3)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/roman_numeral.rs (/opt/rustwide/target/debug/deps/roman_numeral-937085d8ce7da887)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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_not_init_fromu32 ... ok
[INFO] [stdout] test tests::it_should_init_from_u32 ... ok
[INFO] [stdout] test tests::it_should_return_max_value ... ok
[INFO] [stderr]    Doc-tests roman_numeral
[INFO] [stdout] test tests::it_should_not_create_from_roman_numeral_string ... ok
[INFO] [stdout] test tests::it_should_init_basic_from_u32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0b121fe940cb407e5949d666096cc009dfe872563f68142e6e1f0ce670174370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b121fe940cb407e5949d666096cc009dfe872563f68142e6e1f0ce670174370", kill_on_drop: false }`
[INFO] [stdout] 0b121fe940cb407e5949d666096cc009dfe872563f68142e6e1f0ce670174370
