[INFO] fetching crate physics_in_parallel 2.0.8...
[INFO] testing physics_in_parallel-2.0.8 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate physics_in_parallel 2.0.8 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate physics_in_parallel 2.0.8
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate physics_in_parallel 2.0.8
[INFO] tweaked toml for crates.io crate physics_in_parallel 2.0.8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate physics_in_parallel 2.0.8 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 physics_in_parallel 2.0.8 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a765fc6030dd698a87c16a37f8db2951c47e36abf3de14c9d4857f301b9c66a8
[INFO] running `Command { std: "docker" "start" "-a" "a765fc6030dd698a87c16a37f8db2951c47e36abf3de14c9d4857f301b9c66a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a765fc6030dd698a87c16a37f8db2951c47e36abf3de14c9d4857f301b9c66a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a765fc6030dd698a87c16a37f8db2951c47e36abf3de14c9d4857f301b9c66a8", kill_on_drop: false }`
[INFO] [stdout] a765fc6030dd698a87c16a37f8db2951c47e36abf3de14c9d4857f301b9c66a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7576a1e4d675a65477ca05d22d3c2c71d890914ed222e4ccaaace1d02d60be97
[INFO] running `Command { std: "docker" "start" "-a" "7576a1e4d675a65477ca05d22d3c2c71d890914ed222e4ccaaace1d02d60be97", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde_core v1.0.224
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling serde v1.0.224
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling rand_distr v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.224
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling ndarray v0.17.2
[INFO] [stderr]    Compiling physics_in_parallel v2.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.67s
[INFO] running `Command { std: "docker" "inspect" "7576a1e4d675a65477ca05d22d3c2c71d890914ed222e4ccaaace1d02d60be97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7576a1e4d675a65477ca05d22d3c2c71d890914ed222e4ccaaace1d02d60be97", kill_on_drop: false }`
[INFO] [stdout] 7576a1e4d675a65477ca05d22d3c2c71d890914ed222e4ccaaace1d02d60be97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0fe67631d6c34e92d3d9147a02e32a251aad455d935407f05c392372792bec91
[INFO] running `Command { std: "docker" "start" "-a" "0fe67631d6c34e92d3d9147a02e32a251aad455d935407f05c392372792bec91", kill_on_drop: false }`
[INFO] [stderr]    Compiling physics_in_parallel v2.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.99s
[INFO] running `Command { std: "docker" "inspect" "0fe67631d6c34e92d3d9147a02e32a251aad455d935407f05c392372792bec91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe67631d6c34e92d3d9147a02e32a251aad455d935407f05c392372792bec91", kill_on_drop: false }`
[INFO] [stdout] 0fe67631d6c34e92d3d9147a02e32a251aad455d935407f05c392372792bec91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 67852b93a5fb482c1dd047be74aa1099480de936788312dc6343cfbf6041a6fc
[INFO] running `Command { std: "docker" "start" "-a" "67852b93a5fb482c1dd047be74aa1099480de936788312dc6343cfbf6041a6fc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/physics_in_parallel-5a1cf7b605188643)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/physics_in_parallel-f21544b88fa8a70d)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test vector_list_rand ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/engines.rs (/opt/rustwide/target/debug/deps/engines-89ad02390926c752)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test interaction::topology_reuses_freed_slot ... ok
[INFO] [stdout] test interaction::topology_undirected_canonicalizes_node_order ... ok
[INFO] [stdout] test prelude::engines_prelude_exports_core_soa_types ... ok
[INFO] [stdout] test phys_obj::attrs_core_type_mismatch_and_phys_obj_serialize ... ok
[INFO] [stdout] test serde_flat::attrs_core_serializes_vector_payloads_in_flat_schema ... ok
[INFO] [stdout] test serde_flat::phys_obj_serialization_embeds_flat_vector_list_payloads ... ok
[INFO] [stdout] test interaction::interaction_payload_roundtrip_and_parallel_mutation ... ok
[INFO] [stdout] test phys_obj::attrs_core_allocate_access_and_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/math.rs (/opt/rustwide/target/debug/deps/math-7dfb2ec00aa11fb2)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test ndarray_convert::dense_matrix_ndarray_roundtrip ... ok
[INFO] [stdout] test ndarray_convert::dense_tensor_ndarray_roundtrip ... ok
[INFO] [stdout] test ndarray_convert::vector_list_ndarray_roundtrip ... ok
[INFO] [stdout] test ndarray_convert::sparse_tensor_ndarray_roundtrip ... ok
[INFO] [stdout] test prelude::prelude_compiles_for_common_types ... ok
[INFO] [stdout] test ndarray_convert::vector_list_rand_ndarray_roundtrip ... ok
[INFO] [stdout] test math_surface::dense_rand_public_surface ... ok
[INFO] [stdout] test math_surface::vector_list_rand_public_surface ... ok
[INFO] [stdout] test math_surface::unified_tensor_public_surface ... ok
[INFO] [stdout] test scalar::complex_scalar_ops_basic ... ok
[INFO] [stdout] test scalar::unsigned_sqrt_large_is_exact_floor ... ok
[INFO] [stdout] test serde_flat_format::sparse_tensor_serializes_as_dense_payload ... ok
[INFO] [stdout] test serde_flat_format::tensor2d_and_matrix_use_flat_row_major_data ... ok
[INFO] [stdout] test serde_roundtrip::sparse_tensor_serde_roundtrip ... ok
[INFO] [stdout] test serde_roundtrip::tensor2d_matrix_and_vector_list_serde_roundtrip ... ok
[INFO] [stdout] test tensor_sparse::sparse_public_surface_basics ... ok
[INFO] [stdout] test math_surface::sparse_tensor_public_surface ... ok
[INFO] [stdout] test tensor_sparse::sparse_integer_bitand_and_scalar_ops ... ok
[INFO] [stdout] test tensor_unified::unified_dense_basic_ops ... ok
[INFO] [stdout] test serde_flat_format::vector_list_schema_is_n_dim_and_ndarray_matches ... ok
[INFO] [stdout] test serde_roundtrip::dense_tensor_serde_roundtrip ... ok
[INFO] [stdout] test tensor_unified::unified_dense_ndarray_roundtrip ... ok
[INFO] [stdout] test tensor_unified::unified_sparse_from_dense_and_back ... ok
[INFO] [stdout] test math_surface::dense_tensor_public_surface ... ok
[INFO] [stdout] test tensor_unified::unified_sparse_ndarray_roundtrip ... ok
[INFO] [stdout] test tensor_unified::unified_cast_preserves_backend ... ok
[INFO] [stdout] test tensors_dense::basic_dense_tensor_demo ... ok
[INFO] [stdout] test math_surface::tensor2d_matrix_vector_list_public_surface ... ok
[INFO] [stdout] test vector_list::vector_list ... ok
[INFO] [stdout] test scalar::signed_abs_and_sqrt_edge_cases ... ok
[INFO] [stdout] test serde_flat_format::malformed_payloads_fail_with_clear_errors ... ok
[INFO] [stdout] test serde_flat_format::unified_tensor_kinds_follow_backend ... ok
[INFO] [stdout] test serde_roundtrip::unified_tensor_serde_roundtrip ... ok
[INFO] [stdout] test tensor_sparse::sparse_dense_roundtrip_on_trait_entry_points ... ok
[INFO] [stdout] test serde_flat_format::dense_tensor_uses_flat_schema ... ok
[INFO] [stdout] test scalar::dense_cast_complex_to_real_drops_imag_part ... ok
[INFO] [stdout] test vector_list::vector_list_rand ... ok
[INFO] [stdout] test math_surface::matrix_trait_col_view_panics_on_dense_row_major - should panic ... ok
[INFO] [stdout] test math_surface::matrix_trait_col_view_mut_panics_on_dense_row_major - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/models.rs (/opt/rustwide/target/debug/deps/models-057327938c104cc3)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test power_law::add_twice_same_pair_overwrites_payload ... ok
[INFO] [stdout] test power_law::delete_nonexistent_pair_returns_none ... ok
[INFO] [stdout] test spring_network::remove_nonexistent_pair_returns_none ... ok
[INFO] [stdout] test power_law::empty_add_get_delete_roundtrip ... ok
[INFO] [stdout] test spring_network::add_twice_same_pair_overwrites_payload ... ok
[INFO] [stdout] test thermostat::langevin_rejects_invalid_dt ... ok
[INFO] [stdout] test create_state::create_template_shapes_and_defaults ... ok
[INFO] [stdout] test create_state::randomize_v_invalid_and_mass_inv_validation ... ok
[INFO] [stdout] test integrator::integrator_respects_alive_mask_and_validates_dt ... ok
[INFO] [stdout] test thermostat::langevin_zero_gamma_keeps_velocity_unchanged ... ok
[INFO] [stdout] test boundary::periodic_and_clamp_update_positions ... ok
[INFO] [stdout] test spring_network::par_iter_springs_visits_all_active_springs ... ok
[INFO] [stdout] test spring_network::empty_add_get_remove_roundtrip ... ok
[INFO] [stdout] test thermostat::langevin_deterministic_for_same_seed_and_state ... ok
[INFO] [stdout] test integrator::euler_updates_v_then_r ... ok
[INFO] [stdout] test boundary::reflect_flips_velocity_and_respects_alive_mask ... ok
[INFO] [stdout] test create_state::randomize_r_uniform_stays_inside_box ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/space.rs (/opt/rustwide/target/debug/deps/space-bd5a65842e29d2e8)
[INFO] [stdout] running 11 tests
[INFO] [stdout] test grid_serde_flat::grid_deserialize_accepts_legacy_grid_kind_as_periodic ... ok
[INFO] [stdout] test grid_serde_flat::grid_deserialize_rejects_bad_kind_and_shape ... ok
[INFO] [stdout] test space_discrete::grid_config_and_init_public_surface ... ok
[INFO] [stdout] test grid_serde_flat::grid_clamped_roundtrip_uses_kind_tag ... ok
[INFO] [stdout] test space_discrete::grid_ndarray_and_save_surface ... ok
[INFO] [stdout] test grid_serde_flat::save_grid_writes_new_flat_payload_schema ... ok
[INFO] [stdout] test space_discrete::grid_space_trait_vacancy_and_rescale_surface ... ok
[INFO] [stdout] test grid_serde_flat::grid_periodic_roundtrip_uses_new_schema ... ok
[INFO] [stdout] test space_prelude::space_prelude_compiles_for_common_types ... ok
[INFO] [stdout] test space_discrete::kernel_public_surface ... ok
[INFO] [stdout] test space_discrete::rand_pair_generator_public_surface ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests physics_in_parallel
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/math/tensor/rank_2/vector_list/rand.rs - math::tensor::rank_2::vector_list::rand (line 16) ... ignored
[INFO] [stdout] test src/math/tensor/core/sparse.rs - math::tensor::core::sparse::Tensor<T>::from_triplets (line 596) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.60s; merged doctests compilation took 0.59s
[INFO] running `Command { std: "docker" "inspect" "67852b93a5fb482c1dd047be74aa1099480de936788312dc6343cfbf6041a6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67852b93a5fb482c1dd047be74aa1099480de936788312dc6343cfbf6041a6fc", kill_on_drop: false }`
[INFO] [stdout] 67852b93a5fb482c1dd047be74aa1099480de936788312dc6343cfbf6041a6fc
