[INFO] fetching crate roman_encoder 1.1.0...
[INFO] testing roman_encoder-1.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate roman_encoder 1.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate roman_encoder 1.1.0
[INFO] finished tweaking crates.io crate roman_encoder 1.1.0
[INFO] tweaked toml for crates.io crate roman_encoder 1.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate roman_encoder 1.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67194bdb2cea614a91e52e1a172e369a17217b21e5b2dafbfa11140cc69b7873
[INFO] running `Command { std: "docker" "start" "-a" "67194bdb2cea614a91e52e1a172e369a17217b21e5b2dafbfa11140cc69b7873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67194bdb2cea614a91e52e1a172e369a17217b21e5b2dafbfa11140cc69b7873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67194bdb2cea614a91e52e1a172e369a17217b21e5b2dafbfa11140cc69b7873", kill_on_drop: false }`
[INFO] [stdout] 67194bdb2cea614a91e52e1a172e369a17217b21e5b2dafbfa11140cc69b7873
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4899c9dcd37ccdebcd57580ce38a1514b50963e06e35aea2001d649b699e4ff
[INFO] running `Command { std: "docker" "start" "-a" "d4899c9dcd37ccdebcd57580ce38a1514b50963e06e35aea2001d649b699e4ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_encoder v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "d4899c9dcd37ccdebcd57580ce38a1514b50963e06e35aea2001d649b699e4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4899c9dcd37ccdebcd57580ce38a1514b50963e06e35aea2001d649b699e4ff", kill_on_drop: false }`
[INFO] [stdout] d4899c9dcd37ccdebcd57580ce38a1514b50963e06e35aea2001d649b699e4ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 162026ef9c7ce52e4fcf0a62ca48450a2a5cb83463070c3a910c485999b97233
[INFO] running `Command { std: "docker" "start" "-a" "162026ef9c7ce52e4fcf0a62ca48450a2a5cb83463070c3a910c485999b97233", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_encoder v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "162026ef9c7ce52e4fcf0a62ca48450a2a5cb83463070c3a910c485999b97233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "162026ef9c7ce52e4fcf0a62ca48450a2a5cb83463070c3a910c485999b97233", kill_on_drop: false }`
[INFO] [stdout] 162026ef9c7ce52e4fcf0a62ca48450a2a5cb83463070c3a910c485999b97233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] abcdc50cf1f0638f8f6ae68c64aa6b51ea1cecbaaefd5a90feb41e2bbf515649
[INFO] running `Command { std: "docker" "start" "-a" "abcdc50cf1f0638f8f6ae68c64aa6b51ea1cecbaaefd5a90feb41e2bbf515649", 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_encoder-b8d8cee8a11a6072)
[INFO] [stderr]    Doc-tests roman_encoder
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - roman::Roman::roman (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - roman::Roman::roman (line 5) stdout ----
[INFO] [stdout] error[E0599]: no method named `roman` found for reference `&'static str` in the current scope
[INFO] [stdout]  --> src/lib.rs:6:48
[INFO] [stdout]   |
[INFO] [stdout] 3 | println!("Hello, world! : {}", "Hello, world!".roman())
[INFO] [stdout]   |                                                ^^^^^ method not found in `&'static str`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - roman::Roman::roman (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "abcdc50cf1f0638f8f6ae68c64aa6b51ea1cecbaaefd5a90feb41e2bbf515649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abcdc50cf1f0638f8f6ae68c64aa6b51ea1cecbaaefd5a90feb41e2bbf515649", kill_on_drop: false }`
[INFO] [stdout] abcdc50cf1f0638f8f6ae68c64aa6b51ea1cecbaaefd5a90feb41e2bbf515649
