[INFO] fetching crate symbios-genetics 0.2.2...
[INFO] testing symbios-genetics-0.2.2 against 1.99.0-beta.8 for beta-1.100-3
[INFO] extracting crate symbios-genetics 0.2.2 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate symbios-genetics 0.2.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate symbios-genetics 0.2.2
[INFO] tweaked toml for crates.io crate symbios-genetics 0.2.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate symbios-genetics 0.2.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate symbios-genetics 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_pcg v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef
[INFO] running `Command { std: "docker" "start" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling rand v0.9.5
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling rand_pcg v0.9.0
[INFO] [stderr]    Compiling symbios-genetics v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.26s
[INFO] running `Command { std: "docker" "inspect" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling zerocopy v0.8.57
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.12
[INFO] [stderr]    Compiling shlex v2.0.1
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling cc v1.4.5
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling clap_builder v4.6.6
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling clap v4.6.6
[INFO] [stderr]    Compiling page_size v0.6.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling criterion-plot v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling zerocopy-derive v0.8.57
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_pcg v0.9.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling rand v0.9.5
[INFO] [stderr]    Compiling criterion v0.8.2
[INFO] [stderr]    Compiling symbios-genetics v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", 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/symbios_genetics-1a2d029be4b9146b)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test speciation::tests::species_ids_are_stable_across_generations ... ok
[INFO] [stdout] test speciation::tests::threshold_decreases_when_too_few_species ... ok
[INFO] [stdout] test speciation::tests::empty_species_dropped ... ok
[INFO] [stdout] test speciation::tests::threshold_floors_at_min ... ok
[INFO] [stdout] test speciation::tests::fitness_sharing_divides_by_species_size ... ok
[INFO] [stdout] test speciation::tests::threshold_increases_when_too_many_species ... ok
[INFO] [stdout] test speciation::tests::assign_clusters_close_genotypes ... ok
[INFO] [stdout] test speciation::tests::species_count_converges_toward_target ... 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/adversarial_review_tests.rs (/opt/rustwide/target/debug/deps/adversarial_review_tests-8ad6d981a86b74a5)
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test test_map_elites_deserialize_rejects_incomplete_keys_vec ... ok
[INFO] [stdout] test test_map_elites_deserialize_rejects_duplicate_keys_vec ... ok
[INFO] [stdout] test test_map_elites_deserialize_rejects_zero_batch_size ... ok
[INFO] [stdout] test test_map_elites_deserialize_rejects_zero_resolution ... ok
[INFO] [stdout] test test_map_elites_archive_iteration_order_deterministic ... ok
[INFO] [stdout] test test_map_elites_batch_size_one_works ... ok
[INFO] [stdout] test test_map_elites_deserialize_rejects_archive_key_desync ... ok
[INFO] [stdout] test test_map_elites_nan_descriptor_rejected ... ok
[INFO] [stdout] test test_map_elites_map_to_index_into_reuses_buffer ... ok
[INFO] [stdout] test test_map_elites_map_to_index_into_buffer ... ok
[INFO] [stdout] test test_map_elites_deterministic_execution ... ok
[INFO] [stdout] test test_map_elites_nan_fitness_rejected_during_step ... ok
[INFO] [stdout] test test_map_elites_nan_recovery ... ok
[INFO] [stdout] test test_map_elites_nan_fitness_rejected_during_seed ... ok
[INFO] [stdout] test test_map_elites_resolution_extreme_documented ... ok
[INFO] [stdout] test test_map_elites_resolution_max_safe ... ok
[INFO] [stdout] test test_map_elites_resolution_one_works ... ok
[INFO] [stdout] test test_map_elites_resolution_precision_moderate ... ok
[INFO] [stdout] test test_map_elites_seed_population_replaces_worse ... ok
[INFO] [stdout] test test_map_elites_seed_population_respects_elitism ... ok
[INFO] [stdout] test test_novelty_search_deserialize_rejects_out_of_range_alpha ... ok
[INFO] [stdout] test test_novelty_search_deserialize_rejects_oversized_pop_size ... ok
[INFO] [stdout] test test_novelty_search_deserialize_rejects_zero_k ... ok
[INFO] [stdout] test test_nsga2_crowding_distance_rejects_nan_from_infinity ... ok
[INFO] [stdout] test test_nsga2_deserialize_rejects_crowding_distances_desync ... ok
[INFO] [stdout] test test_nsga2_binary_tournament_works_after_new ... ok
[INFO] [stdout] test test_nsga2_binary_tournament_nan_no_bias ... ok
[INFO] [stdout] test test_nsga2_deserialize_rejects_pop_size_mismatch ... ok
[INFO] [stdout] test test_nsga2_deserialize_rejects_ranks_desync ... ok
[INFO] [stdout] test test_nsga2_initial_ranks_calculated ... ok
[INFO] [stdout] test test_nsga2_deserialize_rejects_nan_mutation_rate ... ok
[INFO] [stdout] test test_nsga2_dominates_nan_handling ... ok
[INFO] [stdout] test test_nsga2_nan_objectives_pushed_to_worst_front ... ok
[INFO] [stdout] test test_nsga2_nan_crowding_distance_handling ... ok
[INFO] [stdout] test test_nsga2_valid_serialization_roundtrip ... ok
[INFO] [stdout] test test_simple_ga_deserialize_rejects_nan_mutation_rate ... ok
[INFO] [stdout] test test_simple_ga_deserialize_rejects_oversized_pop_size ... ok
[INFO] [stdout] test test_simple_ga_elitism_returns_configured_when_valid ... ok
[INFO] [stdout] test test_simple_ga_elitism_returns_effective_value ... ok
[INFO] [stdout] test test_simple_ga_encapsulation_via_public_api ... ok
[INFO] [stdout] test test_map_elites_constructor_rejects_zero_batch_size - should panic ... ok
[INFO] [stdout] test test_simple_ga_elitism_clamping_maintains_progress ... ok
[INFO] [stdout] test test_nsga2_sorting_avoids_excessive_cloning ... ok
[INFO] [stdout] test test_map_elites_rejects_zero_batch_size - should panic ... ok
[INFO] [stdout] test test_map_elites_step_uses_buffer_optimization ... ok
[INFO] [stdout] test test_simple_ga_population_size_invariant_maintained ... ok
[INFO] [stdout] test test_map_elites_rejects_zero_resolution - should panic ... ok
[INFO] [stdout] test test_map_elites_parent_selection_scales_sublinearly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bug_regression_tests.rs (/opt/rustwide/target/debug/deps/bug_regression_tests-6f057605f8a15f48)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_nsga2_dominates_detects_length_mismatch ... ok
[INFO] [stdout] test test_nsga2_empty_initial_population_handled ... ok
[INFO] [stdout] test test_nsga2_handles_ragged_objectives_gracefully ... ok
[INFO] [stdout] test test_map_elites_population_visible_after_deserialization ... ok
[INFO] [stdout] test test_nsga2_fields_are_encapsulated ... ok
[INFO] [stdout] test test_map_elites_population_visible_after_seeding ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/critical_bug_tests.rs (/opt/rustwide/target/debug/deps/critical_bug_tests-e1df92c9c1e273c8)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_map_elites_archive_is_encapsulated ... ok
[INFO] [stdout] test test_nsga2_dominates_correct_for_equal_length ... ok
[INFO] [stdout] test test_nsga2_rejects_ragged_objectives ... ok
[INFO] [stdout] test test_map_elites_uniform_bin_distribution ... ok
[INFO] [stdout] test test_map_elites_boundary_bins_equal_size ... ok
[INFO] [stdout] test test_nsga2_dominates_both_false_on_length_mismatch ... ok
[INFO] [stdout] test test_simple_ga_warns_on_excessive_elitism ... ok
[INFO] [stdout] test test_simple_ga_elitism_equal_pop_size_still_evolves ... ok
[INFO] [stdout] test test_map_elites_mutation_parallelizable ... ok
[INFO] [stdout] test test_map_elites_cache_performance_scales_with_batch_not_archive ... ok
[INFO] [stdout] test test_nsga2_binary_tournament_provides_selection_pressure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cvt_map_elites_tests.rs (/opt/rustwide/target/debug/deps/cvt_map_elites_tests-46b586fcf00496d0)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test coverage_and_qd_score_track_archive_state ... ok
[INFO] [stdout] test assign_to_centroid_returns_nearest ... ok
[INFO] [stdout] test serde_roundtrip_preserves_archive ... ok
[INFO] [stdout] test new_rejects_zero_batch_size - should panic ... ok
[INFO] [stdout] test new_rejects_empty_centroids - should panic ... ok
[INFO] [stdout] test new_rejects_mixed_dimension_centroids - should panic ... ok
[INFO] [stdout] test step_is_deterministic_under_fixed_seed ... ok
[INFO] [stdout] test coverage_difference_grid_vs_cvt_in_high_dim ... ok
[INFO] [stdout] test with_lloyd_is_deterministic ... ok
[INFO] [stdout] test different_seeds_produce_different_centroids ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.76s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-7e8a3318f5c1f1ea)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_map_elites_index_mapping ... ok
[INFO] [stdout] test tests::test_nsga2_dominance_logic ... ok
[INFO] [stdout] test tests::test_nsga2_step_diversity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/novelty_search_tests.rs (/opt/rustwide/target/debug/deps/novelty_search_tests-eac75a516bfab09e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test euclidean_distance_is_correct ... ok
[INFO] [stdout] test custom_distance_via_with_distance ... ok
[INFO] [stdout] test step_populates_novelty_aligned_with_population ... ok
[INFO] [stdout] test always_add_archive_grows_each_step ... ok
[INFO] [stdout] test serde_roundtrip_preserves_state ... ok
[INFO] [stdout] test novelty_config_rejects_invalid_values ... ok
[INFO] [stdout] test deterministic_under_fixed_seed ... ok
[INFO] [stdout] test probabilistic_archive_grows_more_slowly_than_always_add ... ok
[INFO] [stderr]      Running tests/qd_metrics_tests.rs (/opt/rustwide/target/debug/deps/qd_metrics_tests-6aa8843812cc47d3)
[INFO] [stdout] test novelty_explores_further_than_pure_fitness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.34s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/robustness_tests.rs (/opt/rustwide/target/debug/deps/robustness_tests-23e665eaea002a05)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test coverage_reflects_distinct_cells_filled ... ok
[INFO] [stdout] test qd_score_is_zero_on_empty_archive ... ok
[INFO] [stdout] test qd_score_sums_fitness_across_cells ... ok
[INFO] [stdout] test coverage_is_zero_on_empty_archive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_map_elites_constructor_batch_size_round_trip ... ok
[INFO] [stdout] test test_simple_ga_empty_population ... ok
[INFO] [stdout] test test_nsga2_crowding_distance_zero_range ... ok
[INFO] [stdout] test test_nsga2_crowding_distance_single_objective_all_same ... ok
[INFO] [stdout] test test_simple_ga_single_individual_population ... ok
[INFO] [stdout] test test_simple_ga_handles_partial_nan_fitness ... ok
[INFO] [stdout] test test_simple_ga_elitism_exceeds_population ... ok
[INFO] [stdout] test test_nsga2_handles_nan_objectives_without_panic ... ok
[INFO] [stdout] test test_simple_ga_handles_nan_fitness_without_panic ... ok
[INFO] [stdout] test test_map_elites_large_archive_performance ... ok
[INFO] [stdout] test test_simple_ga_population_smaller_than_tournament_size ... ok
[INFO] [stdout] test parallel_tests::test_parallel_provides_speedup_relative_to_sequential ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- parallel_tests::test_parallel_provides_speedup_relative_to_sequential stdout ----
[INFO] [stdout] Sequential estimate: 50ms, Parallel actual: 60.342182ms, Speedup: 0.83x
[INFO] [stdout] 
[INFO] [stdout] thread 'parallel_tests::test_parallel_provides_speedup_relative_to_sequential' (1734) panicked at tests/robustness_tests.rs:330:9:
[INFO] [stdout] Parallel execution should provide speedup. Got 0.83x (expected > 1.5x)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5661099542e1 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5661099542e1 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5661099542e1 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5661099542e1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x56610996944a - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x56610996944a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    6:     0x5661099587cc - core[df12db4294e9bfd3]::io::write::default_write_fmt::<alloc[2182bb758b4b3781]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x5661099587cc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x566109930626 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x566109930626 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x56610994c8c9 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5661098c2690 - <alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::Fn<(&'a std[70759c8f55707aa4]::panic::PanicHookInfo<'b>,), Output = ()> + core[df12db4294e9bfd3]::marker::Send + core[df12db4294e9bfd3]::marker::Sync> as core[df12db4294e9bfd3]::ops::function::Fn<(&std[70759c8f55707aa4]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2334:9
[INFO] [stdout]   12:     0x5661098c2690 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x56610994cbf2 - <alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::Fn<(&'a std[70759c8f55707aa4]::panic::PanicHookInfo<'b>,), Output = ()> + core[df12db4294e9bfd3]::marker::Send + core[df12db4294e9bfd3]::marker::Sync> as core[df12db4294e9bfd3]::ops::function::Fn<(&std[70759c8f55707aa4]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2334:9
[INFO] [stdout]   14:     0x56610994cbf2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5661099306d2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x566109929459 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5661099312cd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x566109969c3c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5661098aa8fe - robustness_tests[c7ed43127c3c241a]::parallel_tests::test_parallel_provides_speedup_relative_to_sequential
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/robustness_tests.rs:330:9
[INFO] [stdout]   20:     0x5661098a6827 - robustness_tests[c7ed43127c3c241a]::parallel_tests::test_parallel_provides_speedup_relative_to_sequential::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/robustness_tests.rs:303:63
[INFO] [stdout]   21:     0x566109876b46 - <robustness_tests[c7ed43127c3c241a]::parallel_tests::test_parallel_provides_speedup_relative_to_sequential::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5661098b597b - <fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5661098b597b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:733:18
[INFO] [stdout]   24:     0x5661098c2fe5 - test[9d35eded1c95d3be]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:756:74
[INFO] [stdout]   25:     0x5661098c2fe5 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   26:     0x5661098c2fe5 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>, core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   27:     0x5661098c2fe5 - std[70759c8f55707aa4]::panicking::catch_unwind::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5661098c2fe5 - std[70759c8f55707aa4]::panic::catch_unwind::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>, core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5661098c2fe5 - test[9d35eded1c95d3be]::run_test_in_process
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:756:27
[INFO] [stdout]   30:     0x5661098c2fe5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:677:43
[INFO] [stdout]   31:     0x5661098bc8a4 - test[9d35eded1c95d3be]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:707:41
[INFO] [stdout]   32:     0x5661098bc8a4 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x5661098c6142 - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   34:     0x5661098c6142 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   35:     0x5661098c6142 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   36:     0x5661098c6142 - std[70759c8f55707aa4]::panicking::catch_unwind::<(), core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x5661098c6142 - std[70759c8f55707aa4]::panic::catch_unwind::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x5661098c6142 - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   39:     0x5661098c6142 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x566109953ba9 - <alloc[2182bb758b4b3781]::boxed::Box<dyn core[df12db4294e9bfd3]::ops::function::FnOnce<(), Output = ()> + core[df12db4294e9bfd3]::marker::Send> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2320:9
[INFO] [stdout]   41:     0x566109953ba9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   42:     0x74d0d1e3fdfa - <unknown>
[INFO] [stdout]   43:     0x74d0d1ed33d4 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     parallel_tests::test_parallel_provides_speedup_relative_to_sequential
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test robustness_tests`
[INFO] running `Command { std: "docker" "inspect" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef", kill_on_drop: false }`
[INFO] [stdout] 7cdcfaf0fc78a4a3b78f14ead92cd3ee08ae0fdd8f69033c09c905d81a86feef
