[INFO] fetching crate css_dataset 0.4.1...
[INFO] testing css_dataset-0.4.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate css_dataset 0.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate css_dataset 0.4.1
[INFO] finished tweaking crates.io crate css_dataset 0.4.1
[INFO] tweaked toml for crates.io crate css_dataset 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate css_dataset 0.4.1 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] 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] 10db672f5413f2a437b6f2df5cea3eb199c9a6dc8b8adab3961ad0ca80d55c3b
[INFO] running `Command { std: "docker" "start" "-a" "10db672f5413f2a437b6f2df5cea3eb199c9a6dc8b8adab3961ad0ca80d55c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10db672f5413f2a437b6f2df5cea3eb199c9a6dc8b8adab3961ad0ca80d55c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10db672f5413f2a437b6f2df5cea3eb199c9a6dc8b8adab3961ad0ca80d55c3b", kill_on_drop: false }`
[INFO] [stdout] 10db672f5413f2a437b6f2df5cea3eb199c9a6dc8b8adab3961ad0ca80d55c3b
[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] 6738b45931341c0b9f5f976a4d010fcdb0fb517ae4eb6221d48654577904a6e7
[INFO] running `Command { std: "docker" "start" "-a" "6738b45931341c0b9f5f976a4d010fcdb0fb517ae4eb6221d48654577904a6e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling css_dataset v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "6738b45931341c0b9f5f976a4d010fcdb0fb517ae4eb6221d48654577904a6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6738b45931341c0b9f5f976a4d010fcdb0fb517ae4eb6221d48654577904a6e7", kill_on_drop: false }`
[INFO] [stdout] 6738b45931341c0b9f5f976a4d010fcdb0fb517ae4eb6221d48654577904a6e7
[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] 32317c4cb45538de425b9c2c0010d60bda6cdfc1df3f9826d808a89168d76374
[INFO] running `Command { std: "docker" "start" "-a" "32317c4cb45538de425b9c2c0010d60bda6cdfc1df3f9826d808a89168d76374", kill_on_drop: false }`
[INFO] [stderr]    Compiling css_dataset v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "32317c4cb45538de425b9c2c0010d60bda6cdfc1df3f9826d808a89168d76374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32317c4cb45538de425b9c2c0010d60bda6cdfc1df3f9826d808a89168d76374", kill_on_drop: false }`
[INFO] [stdout] 32317c4cb45538de425b9c2c0010d60bda6cdfc1df3f9826d808a89168d76374
[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] 2a09e252cb31bb8d8093495f5ed8d8f716ac43e95387649a9237ddbe1cf4536e
[INFO] running `Command { std: "docker" "start" "-a" "2a09e252cb31bb8d8093495f5ed8d8f716ac43e95387649a9237ddbe1cf4536e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/css_dataset-6e64451e8fcfbe69)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_properties ... ok
[INFO] [stdout] test at_rule::tests::test_at_rules ... ok
[INFO] [stdout] test tests::test_functions ... ok
[INFO] [stderr]    Doc-tests css_dataset
[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] [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" "2a09e252cb31bb8d8093495f5ed8d8f716ac43e95387649a9237ddbe1cf4536e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a09e252cb31bb8d8093495f5ed8d8f716ac43e95387649a9237ddbe1cf4536e", kill_on_drop: false }`
[INFO] [stdout] 2a09e252cb31bb8d8093495f5ed8d8f716ac43e95387649a9237ddbe1cf4536e