[INFO] fetching crate roman-numerals 0.4.0...
[INFO] testing roman-numerals-0.4.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate roman-numerals 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate roman-numerals 0.4.0
[INFO] finished tweaking crates.io crate roman-numerals 0.4.0
[INFO] tweaked toml for crates.io crate roman-numerals 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate roman-numerals 0.4.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b6f23c506ed5ceea700f6602db0e6f89384cad8e5ff50792d4f42da684ffa7d
[INFO] running `Command { std: "docker" "start" "-a" "2b6f23c506ed5ceea700f6602db0e6f89384cad8e5ff50792d4f42da684ffa7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b6f23c506ed5ceea700f6602db0e6f89384cad8e5ff50792d4f42da684ffa7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6f23c506ed5ceea700f6602db0e6f89384cad8e5ff50792d4f42da684ffa7d", kill_on_drop: false }`
[INFO] [stdout] 2b6f23c506ed5ceea700f6602db0e6f89384cad8e5ff50792d4f42da684ffa7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec7cddcbfe7b0d913b3552181eb9ed59c669430d754b0b4898f3006f47f487b5
[INFO] running `Command { std: "docker" "start" "-a" "ec7cddcbfe7b0d913b3552181eb9ed59c669430d754b0b4898f3006f47f487b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman-numerals v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "ec7cddcbfe7b0d913b3552181eb9ed59c669430d754b0b4898f3006f47f487b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec7cddcbfe7b0d913b3552181eb9ed59c669430d754b0b4898f3006f47f487b5", kill_on_drop: false }`
[INFO] [stdout] ec7cddcbfe7b0d913b3552181eb9ed59c669430d754b0b4898f3006f47f487b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c0684f2ce2892135910d36c5ae42d3345eb497768300b12b146a3e4341acd52
[INFO] running `Command { std: "docker" "start" "-a" "3c0684f2ce2892135910d36c5ae42d3345eb497768300b12b146a3e4341acd52", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman-numerals v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "3c0684f2ce2892135910d36c5ae42d3345eb497768300b12b146a3e4341acd52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0684f2ce2892135910d36c5ae42d3345eb497768300b12b146a3e4341acd52", kill_on_drop: false }`
[INFO] [stdout] 3c0684f2ce2892135910d36c5ae42d3345eb497768300b12b146a3e4341acd52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a760868be813876828989763fd4462067541f4f32bd8d8b64990aa4fec54ad9
[INFO] running `Command { std: "docker" "start" "-a" "7a760868be813876828989763fd4462067541f4f32bd8d8b64990aa4fec54ad9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/roman_numerals-b1f2b7032750d2a5)
[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/from_roman.rs (/opt/rustwide/target/debug/deps/from_roman-3002e7fe984d6ec5)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test invalids ... ok
[INFO] [stdout] test uppercase_lowercase ... ok
[INFO] [stdout] test basics ... ok
[INFO] [stdout] test zero_to_one_hundred ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/to_roman.rs (/opt/rustwide/target/debug/deps/to_roman-890fb01f0d6be814)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test basics ... ok
[INFO] [stdout] test random_values ... ok
[INFO] [stdout] test zero_to_one_hundred ... ok
[INFO] [stderr]    Doc-tests roman_numerals
[INFO] [stdout] test extended ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/to_roman.rs - to_roman::ToRoman::to_roman (line 6) ... ok
[INFO] [stdout] test src/from_roman.rs - from_roman::FromRoman::from_roman (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a760868be813876828989763fd4462067541f4f32bd8d8b64990aa4fec54ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a760868be813876828989763fd4462067541f4f32bd8d8b64990aa4fec54ad9", kill_on_drop: false }`
[INFO] [stdout] 7a760868be813876828989763fd4462067541f4f32bd8d8b64990aa4fec54ad9