[INFO] fetching crate ucfirst 0.4.0...
[INFO] testing ucfirst-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ucfirst 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate ucfirst 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ucfirst 0.4.0
[INFO] tweaked toml for crates.io crate ucfirst 0.4.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ucfirst 0.4.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ucfirst 0.4.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0282b67108d98df2c93b467421477a52e4f0a1595e70f4afc7ae3746299eaaf2
[INFO] running `Command { std: "docker" "start" "-a" "0282b67108d98df2c93b467421477a52e4f0a1595e70f4afc7ae3746299eaaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0282b67108d98df2c93b467421477a52e4f0a1595e70f4afc7ae3746299eaaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0282b67108d98df2c93b467421477a52e4f0a1595e70f4afc7ae3746299eaaf2", kill_on_drop: false }`
[INFO] [stdout] 0282b67108d98df2c93b467421477a52e4f0a1595e70f4afc7ae3746299eaaf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f27b2b40cd20d5d56b561f21d841b1fcb8d060245bf219072e132a8bde932f1
[INFO] running `Command { std: "docker" "start" "-a" "7f27b2b40cd20d5d56b561f21d841b1fcb8d060245bf219072e132a8bde932f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucfirst v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "7f27b2b40cd20d5d56b561f21d841b1fcb8d060245bf219072e132a8bde932f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f27b2b40cd20d5d56b561f21d841b1fcb8d060245bf219072e132a8bde932f1", kill_on_drop: false }`
[INFO] [stdout] 7f27b2b40cd20d5d56b561f21d841b1fcb8d060245bf219072e132a8bde932f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c3490a012c12ab5548db220dea5df866425b5950d1a039336e9e41ef629d598
[INFO] running `Command { std: "docker" "start" "-a" "6c3490a012c12ab5548db220dea5df866425b5950d1a039336e9e41ef629d598", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucfirst v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "6c3490a012c12ab5548db220dea5df866425b5950d1a039336e9e41ef629d598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3490a012c12ab5548db220dea5df866425b5950d1a039336e9e41ef629d598", kill_on_drop: false }`
[INFO] [stdout] 6c3490a012c12ab5548db220dea5df866425b5950d1a039336e9e41ef629d598
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dec51e453573af1549191bfbd23d96931f3b27c915136a0bba64aad50d4f2234
[INFO] running `Command { std: "docker" "start" "-a" "dec51e453573af1549191bfbd23d96931f3b27c915136a0bba64aad50d4f2234", 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/ucfirst-b0047d9f419db55a)
[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/integration.rs (/opt/rustwide/target/debug/deps/integration-9e7714bf7d13e5a9)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test ucfirst_struct ... ok
[INFO] [stdout] test ucfirst_trait ... ok
[INFO] [stdout] test ucfirst_function ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ucfirst
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/../README.md - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - ucfirst (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dec51e453573af1549191bfbd23d96931f3b27c915136a0bba64aad50d4f2234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec51e453573af1549191bfbd23d96931f3b27c915136a0bba64aad50d4f2234", kill_on_drop: false }`
[INFO] [stdout] dec51e453573af1549191bfbd23d96931f3b27c915136a0bba64aad50d4f2234