[INFO] fetching crate rmumps 0.1.1...
[INFO] testing rmumps-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rmumps 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rmumps 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rmumps 0.1.1
[INFO] tweaked toml for crates.io crate rmumps 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmumps 0.1.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rmumps 0.1.1 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 543e6e46617de7fcd3ffa7a851b7503e77e0c3b8030b1350cb617e2e7587637d
[INFO] running `Command { std: "docker" "start" "-a" "543e6e46617de7fcd3ffa7a851b7503e77e0c3b8030b1350cb617e2e7587637d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "543e6e46617de7fcd3ffa7a851b7503e77e0c3b8030b1350cb617e2e7587637d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "543e6e46617de7fcd3ffa7a851b7503e77e0c3b8030b1350cb617e2e7587637d", kill_on_drop: false }`
[INFO] [stdout] 543e6e46617de7fcd3ffa7a851b7503e77e0c3b8030b1350cb617e2e7587637d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec41e07faf8eee539e7b6539d5801e39977f94f11f6a75944c8dd890803e93fd
[INFO] running `Command { std: "docker" "start" "-a" "ec41e07faf8eee539e7b6539d5801e39977f94f11f6a75944c8dd890803e93fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rmumps v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling amd v0.2.2
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "ec41e07faf8eee539e7b6539d5801e39977f94f11f6a75944c8dd890803e93fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec41e07faf8eee539e7b6539d5801e39977f94f11f6a75944c8dd890803e93fd", kill_on_drop: false }`
[INFO] [stdout] ec41e07faf8eee539e7b6539d5801e39977f94f11f6a75944c8dd890803e93fd
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de80f54390ddb7408cc541426ea94d7bfdd3f14fa45c8f59deeec7e1d650e932
[INFO] running `Command { std: "docker" "start" "-a" "de80f54390ddb7408cc541426ea94d7bfdd3f14fa45c8f59deeec7e1d650e932", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmumps v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "de80f54390ddb7408cc541426ea94d7bfdd3f14fa45c8f59deeec7e1d650e932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de80f54390ddb7408cc541426ea94d7bfdd3f14fa45c8f59deeec7e1d650e932", kill_on_drop: false }`
[INFO] [stdout] de80f54390ddb7408cc541426ea94d7bfdd3f14fa45c8f59deeec7e1d650e932
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18ec0c580385f2ab038feb0d4a74b880df84c1989d94b25c654b4eeeac46a48b
[INFO] running `Command { std: "docker" "start" "-a" "18ec0c580385f2ab038feb0d4a74b880df84c1989d94b25c654b4eeeac46a48b", 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/rmumps-29545b216956fc50)
[INFO] [stdout] 
[INFO] [stdout] running 114 tests
[INFO] [stdout] test coo::tests::test_matvec_dimension_mismatch ... ok
[INFO] [stdout] test coo::tests::test_matvec_identity ... ok
[INFO] [stdout] test coo::tests::test_empty_matrix ... ok
[INFO] [stdout] test coo::tests::test_reject_mismatched_lengths ... ok
[INFO] [stdout] test csc::tests::test_duplicate_summing ... ok
[INFO] [stdout] test coo::tests::test_reject_out_of_bounds ... ok
[INFO] [stdout] test coo::tests::test_valid_construction ... ok
[INFO] [stdout] test csc::tests::test_csc_sorted_rows ... ok
[INFO] [stdout] test coo::tests::test_matvec_with_duplicates ... ok
[INFO] [stdout] test csc::tests::test_empty_csc ... ok
[INFO] [stdout] test dense::tests::test_ldlt_3x3_spd ... ok
[INFO] [stdout] test csc::tests::test_identity_csc ... ok
[INFO] [stdout] test csc::tests::test_matvec_matches_coo ... ok
[INFO] [stdout] test dense::tests::test_gemm ... ok
[INFO] [stdout] test dense::tests::test_schur_complement ... ok
[INFO] [stdout] test etree::tests::test_etree_arrow ... ok
[INFO] [stdout] test frontal::tests::test_extend_add ... ok
[INFO] [stdout] test frontal::tests::test_frontal_assemble_and_factor_full ... ok
[INFO] [stdout] test frontal::tests::test_frontal_partial_factor ... ok
[INFO] [stdout] test incomplete::tests::test_drop_tolerance_zero_matches_exact ... ok
[INFO] [stdout] test dense::tests::test_ldlt_5x5_spd ... ok
[INFO] [stdout] test dense::tests::test_ldlt_solve_3x3 ... ok
[INFO] [stdout] test incomplete::tests::test_tridiagonal_exact_regardless ... ok
[INFO] [stdout] test incomplete::tests::test_spd_grid_with_minres ... ok
[INFO] [stdout] test minres::tests::test_already_solved ... ok
[INFO] [stdout] test minres::tests::test_diagonal_precond ... ok
[INFO] [stdout] test minres::tests::test_spd_3x3 ... ok
[INFO] [stdout] test incomplete::tests::test_preconditioner_reduces_residual ... ok
[INFO] [stdout] test minres::tests::test_zero_rhs ... ok
[INFO] [stdout] test incomplete::tests::test_full_pipeline_coo_to_minres ... ok
[INFO] [stdout] test numeric::tests::test_5x5_kkt ... ok
[INFO] [stdout] test numeric::tests::test_arrow_4x4 ... ok
[INFO] [stdout] test numeric::tests::test_indefinite_3x3 ... ok
[INFO] [stdout] test numeric::tests::test_tridiagonal_spd ... ok
[INFO] [stdout] test numeric::tests::test_dense_spd_3x3 ... ok
[INFO] [stdout] test numeric::tests::test_diagonal_3x3 ... ok
[INFO] [stdout] test ordering::amd::tests::test_amd_empty ... ok
[INFO] [stdout] test minres::tests::test_indefinite_kkt_5x5 ... ok
[INFO] [stdout] test ordering::amd::tests::test_amd_perm_inv_consistent ... ok
[INFO] [stdout] test ordering::amd::tests::test_amd_large_arrow ... ok
[INFO] [stdout] test ordering::amd::tests::test_amd_valid_perm_diagonal ... ok
[INFO] [stdout] test coo::tests::test_reject_lower_triangle ... ok
[INFO] [stdout] test etree::tests::test_etree_tridiagonal ... ok
[INFO] [stdout] test etree::tests::test_postorder_arrow ... ok
[INFO] [stdout] test etree::tests::test_postorder_chain ... ok
[INFO] [stdout] test etree::tests::test_etree_diagonal ... ok
[INFO] [stdout] test minres::tests::test_identity_precond_same_as_unpreconditioned ... ok
[INFO] [stdout] test ordering::amd::tests::test_amd_valid_perm_tridiagonal ... ok
[INFO] [stdout] test ordering::kkt_matching::tests::test_kkt_matching_preserves_adjacency ... ok
[INFO] [stdout] test coo::tests::test_matvec_symmetric ... ok
[INFO] [stdout] test ordering::kkt_matching::tests::test_kkt_matching_simple ... ok
[INFO] [stdout] test ordering::nested_dissection::tests::test_nd_arrow_matrix ... ok
[INFO] [stdout] test ordering::nested_dissection::tests::test_nd_disconnected_graph ... ok
[INFO] [stdout] test ordering::nested_dissection::tests::test_nd_empty ... ok
[INFO] [stdout] test ordering::nested_dissection::tests::test_nd_single_node ... ok
[INFO] [stdout] test ordering::nested_dissection::tests::test_nd_tridiagonal ... ok
[INFO] [stdout] test ordering::nested_dissection::tests::test_nd_valid_permutation_path_graph ... ok
[INFO] [stdout] test pivot::tests::test_bk_indefinite_2x2 ... ok
[INFO] [stdout] test pivot::tests::test_bk_solve_indefinite ... ok
[INFO] [stdout] test pivot::tests::test_bk_solve_larger_kkt ... ok
[INFO] [stdout] test pivot::tests::test_bk_solve_spd ... ok
[INFO] [stdout] test pivot::tests::test_bk_spd_3x3 ... ok
[INFO] [stdout] test scaling::tests::test_ruiz_scaling_convergence ... ok
[INFO] [stdout] test scaling::tests::test_ruiz_vs_diagonal_on_extreme_matrix ... ok
[INFO] [stdout] test scaling::tests::test_diagonal_scaling_identity ... ok
[INFO] [stdout] test scaling::tests::test_diagonal_scaling_reduces_range ... ok
[INFO] [stdout] test scaling::tests::test_scaling_zero_row ... ok
[INFO] [stdout] test scaling::tests::test_scaling_improves_accuracy_on_ill_conditioned ... ok
[INFO] [stdout] test pivot::tests::test_bk_kkt_like ... ok
[INFO] [stdout] test solve::tests::test_solve_5x5_kkt ... ok
[INFO] [stdout] test solve::tests::test_solve_arrow_4x4 ... ok
[INFO] [stdout] test scaling::tests::test_scaling_preserves_solution ... ok
[INFO] [stdout] test solve::tests::test_solve_dense_spd_3x3 ... ok
[INFO] [stdout] test ordering::nested_dissection::tests::test_nd_solver_integration ... ok
[INFO] [stdout] test solve::tests::test_solve_diagonal ... ok
[INFO] [stdout] test solve::tests::test_solve_indefinite_kkt_3x3 ... ok
[INFO] [stdout] test solve::tests::test_solve_multiple_rhs ... ok
[INFO] [stdout] test solve::tests::test_solve_tridiagonal_spd ... ok
[INFO] [stdout] test solve::tests::test_threshold_solve_10x10_kkt_with_coupling ... ok
[INFO] [stdout] test solve::tests::test_threshold_solve_3x3_kkt ... ok
[INFO] [stdout] test solve::tests::test_threshold_solve_20x20_kkt_grid ... ok
[INFO] [stdout] test ordering::nested_dissection::tests::test_nd_2d_grid_fill_vs_natural ... ok
[INFO] [stdout] test solve::tests::test_threshold_solve_7x7_kkt_scale_disparity ... ok
[INFO] [stdout] test solve::tests::test_threshold_solve_regularized_kkt ... ok
[INFO] [stdout] test solve::tests::test_threshold_vs_nothreshold_consistency ... ok
[INFO] [stdout] test solver::tests::test_kkt_inertia_correctness ... ok
[INFO] [stdout] test solver::tests::test_kkt_backward_error ... ok
[INFO] [stdout] test solver::tests::test_kkt_solve_correctness ... ok
[INFO] [stdout] test solve::tests::test_threshold_solve_high_threshold ... ok
[INFO] [stdout] test solver::tests::test_kkt_inertia_invariant ... ok
[INFO] [stdout] test solver::tests::test_kkt_threshold_pivoting_no_overcounting ... ok
[INFO] [stdout] test solver::tests::test_kkt_matching_amd_ordering ... ok
[INFO] [stdout] test solver::tests::test_kkt_weak_coupling ... ok
[INFO] [stdout] test solve::tests::test_threshold_solve_5x5_kkt ... ok
[INFO] [stdout] test solver::tests::test_solver_amd_ordering ... ok
[INFO] [stdout] test solver::tests::test_solver_8x8_kkt ... ok
[INFO] [stdout] test solver::tests::test_solver_tridiagonal_amd ... ok
[INFO] [stdout] test solver::tests::test_solver_error_no_factor ... ok
[INFO] [stdout] test symbolic::tests::test_symbolic_diagonal ... ok
[INFO] [stdout] test solver::tests::test_solver_error_no_analyze ... ok
[INFO] [stdout] test symbolic::tests::test_symbolic_tridiagonal ... ok
[INFO] [stdout] test solver::tests::test_solver_refactor_same_pattern ... ok
[INFO] [stdout] test solver::tests::test_solver_with_diagonal_scaling ... ok
[INFO] [stdout] test solver::tests::test_solver_kkt_5x5 ... ok
[INFO] [stdout] test solver::tests::test_solver_with_ruiz_scaling ... ok
[INFO] [stdout] test solver::tests::test_solver_natural_ordering ... ok
[INFO] [stdout] test symbolic::tests::test_symbolic_dense_3x3 ... ok
[INFO] [stdout] test solver::tests::test_solver_scaling_matches_unscaled ... ok
[INFO] [stdout] test symbolic::tests::test_supernodal_parent ... ok
[INFO] [stdout] test symbolic::tests::test_symbolic_arrow ... ok
[INFO] [stdout] test solver::tests::test_kkt_larger_system ... ok
[INFO] [stdout] test solver::tests::test_solver_arrow_amd ... ok
[INFO] [stdout] test symbolic::tests::test_symbolic_fill_in ... ok
[INFO] [stdout] test ordering::nested_dissection::tests::test_nd_2d_grid_fill_vs_amd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 114 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rmumps
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "18ec0c580385f2ab038feb0d4a74b880df84c1989d94b25c654b4eeeac46a48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ec0c580385f2ab038feb0d4a74b880df84c1989d94b25c654b4eeeac46a48b", kill_on_drop: false }`
[INFO] [stdout] 18ec0c580385f2ab038feb0d4a74b880df84c1989d94b25c654b4eeeac46a48b
