[INFO] fetching crate exhaustigen 0.1.0...
[INFO] testing exhaustigen-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate exhaustigen 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate exhaustigen 0.1.0
[INFO] finished tweaking crates.io crate exhaustigen 0.1.0
[INFO] tweaked toml for crates.io crate exhaustigen 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate exhaustigen 0.1.0 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] 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-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 469dfd3882851ad96888e86671be09ed76b8483446b1afdc13b4431e49182b42
[INFO] running `Command { std: "docker" "start" "-a" "469dfd3882851ad96888e86671be09ed76b8483446b1afdc13b4431e49182b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "469dfd3882851ad96888e86671be09ed76b8483446b1afdc13b4431e49182b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "469dfd3882851ad96888e86671be09ed76b8483446b1afdc13b4431e49182b42", kill_on_drop: false }`
[INFO] [stdout] 469dfd3882851ad96888e86671be09ed76b8483446b1afdc13b4431e49182b42
[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=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] d16d414054b78d3a58c73ca22cfce4811c27354320690c89a2e1e84f17d8dc90
[INFO] running `Command { std: "docker" "start" "-a" "d16d414054b78d3a58c73ca22cfce4811c27354320690c89a2e1e84f17d8dc90", kill_on_drop: false }`
[INFO] [stderr]    Compiling exhaustigen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "d16d414054b78d3a58c73ca22cfce4811c27354320690c89a2e1e84f17d8dc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d16d414054b78d3a58c73ca22cfce4811c27354320690c89a2e1e84f17d8dc90", kill_on_drop: false }`
[INFO] [stdout] d16d414054b78d3a58c73ca22cfce4811c27354320690c89a2e1e84f17d8dc90
[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=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] aafdd1d77f88de3a697aa38aec8670b3067c40afaaae655f6c811cc1b66d17a5
[INFO] running `Command { std: "docker" "start" "-a" "aafdd1d77f88de3a697aa38aec8670b3067c40afaaae655f6c811cc1b66d17a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling exhaustigen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "aafdd1d77f88de3a697aa38aec8670b3067c40afaaae655f6c811cc1b66d17a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aafdd1d77f88de3a697aa38aec8670b3067c40afaaae655f6c811cc1b66d17a5", kill_on_drop: false }`
[INFO] [stdout] aafdd1d77f88de3a697aa38aec8670b3067c40afaaae655f6c811cc1b66d17a5
[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=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] 109966bac6c59a49b54b8ce32f9807d1643a1570bd1d4bb8983ef111f56d2a40
[INFO] running `Command { std: "docker" "start" "-a" "109966bac6c59a49b54b8ce32f9807d1643a1570bd1d4bb8983ef111f56d2a40", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/exhaustigen-c0357e17d9b52036)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_perm ... ok
[INFO] [stdout] test tests::test_elts ... ok
[INFO] [stdout] test tests::test_subset ... ok
[INFO] [stdout] test tests::test_comb ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests exhaustigen
[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" "109966bac6c59a49b54b8ce32f9807d1643a1570bd1d4bb8983ef111f56d2a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109966bac6c59a49b54b8ce32f9807d1643a1570bd1d4bb8983ef111f56d2a40", kill_on_drop: false }`
[INFO] [stdout] 109966bac6c59a49b54b8ce32f9807d1643a1570bd1d4bb8983ef111f56d2a40