[INFO] fetching crate class-rs 0.4.0...
[INFO] testing class-rs-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate class-rs 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate class-rs 0.4.0
[INFO] finished tweaking crates.io crate class-rs 0.4.0
[INFO] tweaked toml for crates.io crate class-rs 0.4.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate class-rs 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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] fd25e22449105961b6bb3584f264bbc45379f517d24ffa130f0eee619a73362b
[INFO] running `Command { std: "docker" "start" "-a" "fd25e22449105961b6bb3584f264bbc45379f517d24ffa130f0eee619a73362b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd25e22449105961b6bb3584f264bbc45379f517d24ffa130f0eee619a73362b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd25e22449105961b6bb3584f264bbc45379f517d24ffa130f0eee619a73362b", kill_on_drop: false }`
[INFO] [stdout] fd25e22449105961b6bb3584f264bbc45379f517d24ffa130f0eee619a73362b
[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] 70e22cfb3032b1d015843225ee5b971e9c481b196bb29305f62c5927e37dd7a3
[INFO] running `Command { std: "docker" "start" "-a" "70e22cfb3032b1d015843225ee5b971e9c481b196bb29305f62c5927e37dd7a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling class-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "70e22cfb3032b1d015843225ee5b971e9c481b196bb29305f62c5927e37dd7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70e22cfb3032b1d015843225ee5b971e9c481b196bb29305f62c5927e37dd7a3", kill_on_drop: false }`
[INFO] [stdout] 70e22cfb3032b1d015843225ee5b971e9c481b196bb29305f62c5927e37dd7a3
[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] 81c78879d78da175938f08c8be2d26a9f28d7cc297546611fbcd44f21502b626
[INFO] running `Command { std: "docker" "start" "-a" "81c78879d78da175938f08c8be2d26a9f28d7cc297546611fbcd44f21502b626", kill_on_drop: false }`
[INFO] [stderr]    Compiling class-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "81c78879d78da175938f08c8be2d26a9f28d7cc297546611fbcd44f21502b626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c78879d78da175938f08c8be2d26a9f28d7cc297546611fbcd44f21502b626", kill_on_drop: false }`
[INFO] [stdout] 81c78879d78da175938f08c8be2d26a9f28d7cc297546611fbcd44f21502b626
[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] c1a056f6b57f289987eed97ec0c4c5ff739003854edb2b38c7a15028a29ba2ae
[INFO] running `Command { std: "docker" "start" "-a" "c1a056f6b57f289987eed97ec0c4c5ff739003854edb2b38c7a15028a29ba2ae", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/class_rs-58d2b9609fd0bca7)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests class_rs
[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 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" "c1a056f6b57f289987eed97ec0c4c5ff739003854edb2b38c7a15028a29ba2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a056f6b57f289987eed97ec0c4c5ff739003854edb2b38c7a15028a29ba2ae", kill_on_drop: false }`
[INFO] [stdout] c1a056f6b57f289987eed97ec0c4c5ff739003854edb2b38c7a15028a29ba2ae