[INFO] fetching crate cream-core 0.2.2...
[INFO] testing cream-core-0.2.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate cream-core 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cream-core 0.2.2
[INFO] finished tweaking crates.io crate cream-core 0.2.2
[INFO] tweaked toml for crates.io crate cream-core 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cream-core 0.2.2 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 cream-core 0.2.2 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-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e88fc01f5ced4f33e92de7522352e3090fa76b67108b7458d42fbd3d05d8b2c
[INFO] running `Command { std: "docker" "start" "-a" "1e88fc01f5ced4f33e92de7522352e3090fa76b67108b7458d42fbd3d05d8b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e88fc01f5ced4f33e92de7522352e3090fa76b67108b7458d42fbd3d05d8b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e88fc01f5ced4f33e92de7522352e3090fa76b67108b7458d42fbd3d05d8b2c", kill_on_drop: false }`
[INFO] [stdout] 1e88fc01f5ced4f33e92de7522352e3090fa76b67108b7458d42fbd3d05d8b2c
[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=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] b25281d170de574a14ac2ad51375962e53a04ad48d1c52fe2ddae0673f2af593
[INFO] running `Command { std: "docker" "start" "-a" "b25281d170de574a14ac2ad51375962e53a04ad48d1c52fe2ddae0673f2af593", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling serde_plain v1.0.2
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling cream-core v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.97s
[INFO] running `Command { std: "docker" "inspect" "b25281d170de574a14ac2ad51375962e53a04ad48d1c52fe2ddae0673f2af593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25281d170de574a14ac2ad51375962e53a04ad48d1c52fe2ddae0673f2af593", kill_on_drop: false }`
[INFO] [stdout] b25281d170de574a14ac2ad51375962e53a04ad48d1c52fe2ddae0673f2af593
[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=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] efc1d584fd783711c3977c75a502ab46de3e34267360e717eada452428f65945
[INFO] running `Command { std: "docker" "start" "-a" "efc1d584fd783711c3977c75a502ab46de3e34267360e717eada452428f65945", kill_on_drop: false }`
[INFO] [stderr]    Compiling cream-core v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "efc1d584fd783711c3977c75a502ab46de3e34267360e717eada452428f65945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc1d584fd783711c3977c75a502ab46de3e34267360e717eada452428f65945", kill_on_drop: false }`
[INFO] [stdout] efc1d584fd783711c3977c75a502ab46de3e34267360e717eada452428f65945
[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=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] f48d73ded4ab6dbfeb1d7b7cce81eb060b298da85d074a0939c4c26ce3023437
[INFO] running `Command { std: "docker" "start" "-a" "f48d73ded4ab6dbfeb1d7b7cce81eb060b298da85d074a0939c4c26ce3023437", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cream_core-84321535e5c05e84)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests cream_core
[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" "f48d73ded4ab6dbfeb1d7b7cce81eb060b298da85d074a0939c4c26ce3023437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48d73ded4ab6dbfeb1d7b7cce81eb060b298da85d074a0939c4c26ce3023437", kill_on_drop: false }`
[INFO] [stdout] f48d73ded4ab6dbfeb1d7b7cce81eb060b298da85d074a0939c4c26ce3023437