[INFO] cloning repository https://github.com/MelbourneDeveloper/dart_mutant
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MelbourneDeveloper/dart_mutant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMelbourneDeveloper%2Fdart_mutant", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMelbourneDeveloper%2Fdart_mutant'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac9901c95225c28e32cc30be285e7024c25b4b4b
[INFO] testing MelbourneDeveloper/dart_mutant against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMelbourneDeveloper%2Fdart_mutant" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MelbourneDeveloper/dart_mutant
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/MelbourneDeveloper/dart_mutant
[INFO] tweaked toml for git repo https://github.com/MelbourneDeveloper/dart_mutant written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MelbourneDeveloper/dart_mutant on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MelbourneDeveloper/dart_mutant 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6a6a13af8c6830a8f0576555c6fef702077ac080b48951a05795ab5faf1b2c6
[INFO] running `Command { std: "docker" "start" "-a" "b6a6a13af8c6830a8f0576555c6fef702077ac080b48951a05795ab5faf1b2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6a6a13af8c6830a8f0576555c6fef702077ac080b48951a05795ab5faf1b2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a6a13af8c6830a8f0576555c6fef702077ac080b48951a05795ab5faf1b2c6", kill_on_drop: false }`
[INFO] [stdout] b6a6a13af8c6830a8f0576555c6fef702077ac080b48951a05795ab5faf1b2c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 123cbda777dc690662062bf856a37502d38ab65ce1da1654c870a6c612c73d8b
[INFO] running `Command { std: "docker" "start" "-a" "123cbda777dc690662062bf856a37502d38ab65ce1da1654c870a6c612c73d8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
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[INFO] [stderr]    Compiling serde_derive v1.0.228
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[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling regex v1.12.2
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[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
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[INFO] [stderr]    Compiling tracing v0.1.43
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[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling tinystr v0.8.2
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[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tower-http v0.6.8
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling hyper-util v0.1.19
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.25
[INFO] [stderr]    Compiling dart_mutant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.89s
[INFO] running `Command { std: "docker" "inspect" "123cbda777dc690662062bf856a37502d38ab65ce1da1654c870a6c612c73d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "123cbda777dc690662062bf856a37502d38ab65ce1da1654c870a6c612c73d8b", kill_on_drop: false }`
[INFO] [stdout] 123cbda777dc690662062bf856a37502d38ab65ce1da1654c870a6c612c73d8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39d0a35e88c4f11b23b94936efd283fc7c4495e5fa41f0fb42711ff76a7e55e1
[INFO] running `Command { std: "docker" "start" "-a" "39d0a35e88c4f11b23b94936efd283fc7c4495e5fa41f0fb42711ff76a7e55e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling sdd v3.0.10
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling scc v2.4.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling which v7.0.3
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling tree-sitter v0.24.7
[INFO] [stderr]    Compiling tree-sitter-dart v0.0.4
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tower-http v0.6.8
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[INFO] [stderr]    Compiling hyper-util v0.1.19
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.25
[INFO] [stderr]    Compiling dart_mutant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.63s
[INFO] running `Command { std: "docker" "inspect" "39d0a35e88c4f11b23b94936efd283fc7c4495e5fa41f0fb42711ff76a7e55e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d0a35e88c4f11b23b94936efd283fc7c4495e5fa41f0fb42711ff76a7e55e1", kill_on_drop: false }`
[INFO] [stdout] 39d0a35e88c4f11b23b94936efd283fc7c4495e5fa41f0fb42711ff76a7e55e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45a00645b195c4b1c18780275d7e0d1a66e1dc27d069931c5ba8f164b4c8e215
[INFO] running `Command { std: "docker" "start" "-a" "45a00645b195c4b1c18780275d7e0d1a66e1dc27d069931c5ba8f164b4c8e215", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dart_mutant-7085a579e93aff51)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test parser::tests::test_parse_simple_dart ... ok
[INFO] [stdout] test runner::tests::test_file_lock_creation ... ok
[INFO] [stdout] test runner::tests::test_different_files_get_different_locks ... ok
[INFO] [stdout] test runner::tests::test_lock_released_after_scope ... ok
[INFO] [stdout] test runner::tests::test_mutation_creation ... ok
[INFO] [stdout] test runner::tests::test_different_files_can_be_accessed_concurrently ... ok
[INFO] [stdout] test runner::tests::test_mixed_file_access_pattern ... ok
[INFO] [stdout] test runner::tests::test_file_lock_prevents_concurrent_access ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_e2e.rs (/opt/rustwide/target/debug/deps/integration_e2e-acd69d26b0e1ff52)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test cli_arguments::accepts_exclude_patterns ... ok
[INFO] [stdout] test cli_arguments::accepts_output_directory_argument ... ok
[INFO] [stdout] test cli_arguments::accepts_path_argument ... ok
[INFO] [stdout] test cli_arguments::accepts_parallel_jobs_argument ... ok
[INFO] [stdout] test cli_arguments::accepts_threshold_argument ... ok
[INFO] [stdout] test cli_arguments::version_flag_shows_version ... ok
[INFO] [stdout] test cli_arguments::help_flag_shows_usage ... ok
[INFO] [stdout] test file_discovery_e2e::discovers_fixture_dart_files ... ok
[INFO] [stdout] test full_pipeline_e2e::ai_report_flag_generates_markdown_report ... ok
[INFO] [stdout] test full_pipeline_e2e::dry_run_on_fixtures_succeeds ... ok
[INFO] [stdout] test full_pipeline_e2e::full_run_on_fixtures_produces_report ... ok
[INFO] [stdout] test mutation_generation_e2e::calculator_has_all_mutation_types ... ok
[INFO] [stdout] test mutation_generation_e2e::null_safe_has_dart_specific_constructs ... ok
[INFO] [stdout] test output_format_e2e::banner_is_displayed ... ok
[INFO] [stdout] test output_format_e2e::score_bar_format ... ok
[INFO] [stdout] test threshold_behavior::threshold_80_requires_high_score ... ok
[INFO] [stdout] test threshold_behavior::threshold_determines_exit_code ... ok
[INFO] [stdout] test threshold_behavior::threshold_zero_always_passes ... ok
[INFO] [stdout] test mutation_generation_e2e::fixtures_have_many_mutation_candidates ... ok
[INFO] [stdout] test file_discovery_e2e::fixture_files_are_parseable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_mutation.rs (/opt/rustwide/target/debug/deps/integration_mutation-75200af853b25ecd)
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test ai_suggestion_parsing::ai_mutations_have_correct_metadata ... ok
[INFO] [stdout] test ai_suggestion_parsing::extracts_json_from_markdown_code_blocks ... ok
[INFO] [stdout] test ai_suggestion_parsing::calculates_byte_offset_correctly ... ok
[INFO] [stdout] test ai_suggestion_parsing::handles_empty_ai_response ... ok
[INFO] [stdout] test ai_suggestion_parsing::parses_anthropic_response_format ... ok
[INFO] [stdout] test ai_suggestion_parsing::parses_ollama_response_format ... ok
[INFO] [stdout] test ai_suggestion_parsing::parses_openai_response_format ... ok
[INFO] [stdout] test ai_suggestion_parsing::suggestion_line_column_validation ... ok
[INFO] [stdout] test mutation_application::applies_arithmetic_mutation_correctly ... ok
[INFO] [stdout] test mutation_application::applies_boolean_mutation_correctly ... ok
[INFO] [stdout] test mutation_application::applies_comparison_mutation_correctly ... ok
[INFO] [stdout] test mutation_application::applies_if_condition_mutation_correctly ... ok
[INFO] [stdout] test mutation_application::applies_increment_mutation_correctly ... ok
[INFO] [stdout] test mutation_application::applies_logical_mutation_correctly ... ok
[INFO] [stdout] test mutation_application::applies_null_coalescing_mutation_correctly ... ok
[INFO] [stdout] test mutation_application::applies_string_mutation_correctly ... ok
[INFO] [stdout] test mutation_apply::apply_handles_deletion ... ok
[INFO] [stdout] test mutation_apply::apply_handles_end_of_string ... ok
[INFO] [stdout] test mutation_apply::apply_handles_multi_char_replacement ... ok
[INFO] [stdout] test mutation_apply::apply_handles_start_of_string ... ok
[INFO] [stdout] test mutation_apply::apply_replaces_at_correct_position ... ok
[INFO] [stdout] test mutation_coverage::all_dart_operators_have_mutations ... ok
[INFO] [stdout] test mutation_coverage::null_safe_has_dart_specific_mutations ... ok
[INFO] [stdout] test mutation_application::mutated_code_is_syntactically_valid ... ok
[INFO] [stdout] test mutation_coverage::calculator_has_sufficient_mutation_targets ... ok
[INFO] [stdout] test mutation_generation::generates_arithmetic_mutations_for_calculator ... ok
[INFO] [stdout] test mutation_generation::generates_boolean_mutations ... ok
[INFO] [stdout] test mutation_generation::generates_logical_mutations ... ok
[INFO] [stdout] test mutation_generation::generates_comparison_mutations ... ok
[INFO] [stdout] test mutation_generation::generates_null_safety_mutations ... ok
[INFO] [stdout] test mutation_generation::generates_string_mutations ... ok
[INFO] [stdout] test mutation_generation::generates_unary_mutations ... ok
[INFO] [stdout] test mutation_apply::apply_preserves_unicode ... ok
[INFO] [stdout] test mutation_operator_names::arithmetic_operators_have_descriptive_names ... ok
[INFO] [stdout] test mutation_operator_names::all_operators_follow_naming_convention ... ok
[INFO] [stdout] test mutation_operator_names::comparison_operators_have_descriptive_names ... ok
[INFO] [stdout] test mutation_generation::generates_control_flow_mutations ... ok
[INFO] [stdout] test mutation_operator_names::logical_operators_have_descriptive_names ... ok
[INFO] [stdout] test mutation_sampling::sample_returns_empty_for_empty_input ... ok
[INFO] [stdout] test mutation_operator_names::null_safety_operators_have_descriptive_names ... ok
[INFO] [stdout] test mutation_sampling::sample_returns_exact_count_when_smaller ... ok
[INFO] [stdout] test mutation_sampling::sample_zero_returns_empty ... ok
[INFO] [stdout] test mutation_sampling::sample_returns_all_when_count_exceeds_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_parser.rs (/opt/rustwide/target/debug/deps/integration_parser-48127e87eccc57b6)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test discover_files::discovers_all_dart_files_in_lib ... ok
[INFO] [stdout] test discover_files::excludes_generated_files ... ok
[INFO] [stdout] test mutation_discovery::discovers_arithmetic_mutations ... ok
[INFO] [stdout] test mutation_discovery::discovers_comparison_mutations ... ok
[INFO] [stdout] test mutation_discovery::discovers_increment_decrement_mutations ... ok
[INFO] [stdout] test mutation_discovery::discovers_logical_mutations ... ok
[INFO] [stdout] test mutation_discovery::discovers_null_safety_mutations ... ok
[INFO] [stdout] test mutation_discovery::discovers_string_literal_mutations ... ok
[INFO] [stdout] test parse_dart::finds_logical_expressions ... ok
[INFO] [stdout] test parse_dart::parses_null_safe_dart_correctly ... ok
[INFO] [stdout] test parse_dart::finds_null_aware_operators ... ok
[INFO] [stdout] test parse_dart::parses_calculator_dart_without_errors ... ok
[INFO] [stdout] test parse_dart::finds_binary_expressions ... ok
[INFO] [stdout] test parse_dart::finds_if_statements ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_report.rs (/opt/rustwide/target/debug/deps/integration_report-b4b98d0f5074d2fb)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test ai_report_structure::ai_report_groups_survivors_by_file ... ok
[INFO] [stdout] test ai_report_structure::ai_report_handles_special_characters_in_mutations ... ok
[INFO] [stdout] test ai_report_structure::ai_report_has_markdown_header ... ok
[INFO] [stdout] test ai_report_structure::ai_report_has_quick_reference_section ... ok
[INFO] [stdout] test ai_report_structure::ai_report_has_summary_section ... ok
[INFO] [stdout] test ai_report_structure::ai_report_no_quick_reference_when_all_killed ... ok
[INFO] [stdout] test ai_report_structure::ai_report_shows_all_killed_message_when_no_survivors ... ok
[INFO] [stdout] test ai_report_structure::ai_report_shows_mutation_details ... ok
[INFO] [stdout] test ai_report_structure::ai_report_shows_surviving_mutants_section ... ok
[INFO] [stdout] test ai_report_structure::ai_report_sorts_files_by_survivor_count ... ok
[INFO] [stdout] test html_report_structure::html_contains_killed_count ... ok
[INFO] [stdout] test html_report_structure::html_contains_score ... ok
[INFO] [stdout] test html_report_structure::html_contains_survived_count ... ok
[INFO] [stdout] test html_report_structure::html_is_valid_structure ... ok
[INFO] [stdout] test html_report_structure::score_color_coding_logic ... ok
[INFO] [stdout] test json_report_structure::json_has_stryker_compatible_fields ... ok
[INFO] [stdout] test json_report_structure::status_values_are_valid ... ok
[INFO] [stdout] test json_report_structure::json_is_valid_and_parseable ... ok
[INFO] [stdout] test mutation_score_calculation::empty_results_return_zero ... ok
[INFO] [stdout] test mutation_score_calculation::errors_excluded_from_calculation ... ok
[INFO] [stdout] test mutation_score_calculation::no_coverage_excluded_from_calculation ... ok
[INFO] [stdout] test mutation_score_calculation::perfect_score_when_all_killed ... ok
[INFO] [stdout] test mutation_score_calculation::fifty_percent_when_half_killed ... ok
[INFO] [stdout] test mutation_score_calculation::score_is_bounded_0_to_100 ... ok
[INFO] [stdout] test mutation_score_calculation::zero_score_when_all_survived ... ok
[INFO] [stdout] test mutation_score_calculation::timeout_counts_as_killed ... ok
[INFO] [stdout] test result_grouping::can_calculate_per_file_score ... ok
[INFO] [stdout] test result_grouping::correct_count_per_file ... ok
[INFO] [stdout] test test_hint_generation::arithmetic_hint_mentions_values ... ok
[INFO] [stdout] test result_grouping::groups_results_by_file ... ok
[INFO] [stdout] test test_hint_generation::comparison_hint_mentions_boundary ... ok
[INFO] [stdout] test test_hint_generation::logical_hint_mentions_combinations ... ok
[INFO] [stdout] test test_hint_generation::boolean_hint_includes_values ... ok
[INFO] [stdout] test test_hint_generation::unknown_operator_gives_generic_hint ... ok
[INFO] [stdout] test test_hint_generation::null_hint_mentions_null_input ... ok
[INFO] [stdout] test report_output::can_write_report_to_file ... ok
[INFO] [stdout] test report_output::creates_parent_directories ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_runner.rs (/opt/rustwide/target/debug/deps/integration_runner-ffe6ef2a69087150)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test file_manipulation::can_read_dart_source_files ... ok
[INFO] [stdout] test dart_environment::test_fixtures_have_valid_pubspec ... ok
[INFO] [stdout] test file_manipulation::mutation_application_preserves_file_structure ... ok
[INFO] [stdout] test mutation_testing_logic::boundary_condition_mutations_test_quality ... ok
[INFO] [stdout] test mutation_testing_logic::logical_operator_mutations_test_conditions ... ok
[INFO] [stdout] test mutation_testing_logic::mutation_in_uncovered_code_may_survive ... ok
[INFO] [stdout] test mutation_testing_logic::mutation_that_changes_arithmetic_should_be_killed ... ok
[INFO] [stdout] test parallel_execution::mutations_can_be_partitioned_for_parallel_execution ... ok
[INFO] [stdout] test parallel_execution::parallel_job_count_is_reasonable ... ok
[INFO] [stdout] test file_manipulation::can_write_and_restore_dart_files ... ok
[INFO] [stdout] test parallelism_proof::file_lock_hashmap_handles_concurrent_access ... ok
[INFO] [stdout] test runner_integration::mutation_result_types_match_expected_variants ... ok
[INFO] [stdout] test timeout_handling::timeout_counts_as_killed ... ok
[INFO] [stdout] test timeout_handling::timeout_duration_is_reasonable ... ok
[INFO] [stdout] test runner_integration::file_restore_guard_restores_on_drop ... ok
[INFO] [stdout] test parallelism_proof::atomic_counters_are_accurate ... ok
[INFO] [stdout] test parallelism_stress_tests::stress_test_rapid_lock_acquisition ... ok
[INFO] [stdout] test file_restoration_proof::file_restored_after_mutation_with_locks ... ok
[INFO] [stdout] test parallelism_stress_tests::stress_test_many_mutations_few_files ... ok
[INFO] [stdout] test file_restoration_proof::restoration_works_even_with_panic_simulation ... ok
[INFO] [stdout] test file_restoration_proof::parallel_mutations_on_different_files_all_restore ... ok
[INFO] [stdout] test parallelism_proof::parallel_tasks_on_different_files_run_concurrently ... ok
[INFO] [stdout] test dart_environment::dart_sdk_is_available ... ok
[INFO] [stdout] test dart_environment::test_fixtures_tests_pass ... ok
[INFO] [stdout] test file_restoration_proof::sequential_mutations_on_same_file_all_restore ... ok
[INFO] [stdout] test parallelism_stress_tests::stress_test_many_files_max_parallelism ... ok
[INFO] [stdout] test parallelism_proof::semaphore_limits_total_concurrent_jobs ... ok
[INFO] [stdout] test parallelism_proof::mixed_files_show_optimal_parallelism ... ok
[INFO] [stdout] test parallelism_proof::tasks_on_same_file_are_serialized ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-d27dfad90578e26d)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test compile_error_tests::test_equality_to_logical_and_causes_compile_error ... ok
[INFO] [stdout] test compile_error_tests::test_string_plus_to_minus_causes_compile_error ... ok
[INFO] [stdout] test compile_error_tests::test_list_plus_to_minus_causes_compile_error ... ok
[INFO] [stdout] test compile_error_tests::test_compile_error_project_tests_pass ... ok
[INFO] [stdout] test compile_error_tests::test_original_code_compiles ... ok
[INFO] [stdout] test compile_error_tests::test_valid_arithmetic_mutation_compiles ... ok
[INFO] [stdout] test dart_test_execution::test_sample_project_has_sufficient_test_coverage ... ok
[INFO] [stdout] test mutation_discovery::test_discovers_dart_files_in_sample_project ... ok
[INFO] [stdout] test dart_test_execution::test_sample_project_tests_pass ... ok
[INFO] [stdout] test mutation_discovery::test_fixture_files_contain_null_safety_operators ... ok
[INFO] [stdout] test report_tests::test_html_report_structure ... ok
[INFO] [stdout] test mutation_discovery::test_fixture_files_contain_mutable_code ... ok
[INFO] [stdout] test report_tests::test_json_report_is_valid ... ok
[INFO] [stdout] test mutation_operator_tests::test_string_utils_has_mutation_opportunities ... ok
[INFO] [stdout] test mutation_operator_tests::test_null_safety_has_null_operator_mutations ... ok
[INFO] [stdout] test mutation_operator_tests::test_calculator_has_many_mutation_opportunities ... ok
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stdout] test e2e_mutation_testing::test_cli_shows_help ... ok
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stdout] test e2e_mutation_testing::test_cli_shows_version ... ok
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stdout] test e2e_mutation_testing::test_dry_run_mode ... ok
[INFO] [stdout] test e2e_mutation_testing::test_full_mutation_run_on_sample_project ... ok
[INFO] [stdout] test parser_tests::test_dart_files_are_syntactically_valid ... ok
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling tracing-core v0.1.35
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tree-sitter-language v0.1.6
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.7
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling tree-sitter v0.24.7
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling tree-sitter-dart v0.0.4
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling iri-string v0.7.9
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling rustls-pki-types v1.13.1
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/0abe69e6c16114311cc2700e972492e64d69c28f/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.111/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=6336482cd6f9e401 -C extra-filename=-f44194124a3302c4 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-960081a5507b5af2.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-f0735371bc43c2c9.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-56fcf821057c6f88.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] test e2e_mutation_testing::test_binary_builds_successfully ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- e2e_mutation_testing::test_binary_builds_successfully stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'e2e_mutation_testing::test_binary_builds_successfully' (190) panicked at tests/integration_tests.rs:197:9:
[INFO] [stdout] dart_mutant should build successfully
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6134b85e4caa - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6134b85e4caa - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6134b85e4caa - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6134b85e4caa - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6134b85fa7ba - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6134b85fa7ba - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x6134b85e9782 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6134b85e9782 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6134b85c0cbf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6134b85c0cbf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6134b85db689 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6134b853246c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x6134b853246c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6134b85db842 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x6134b85db842 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6134b85c0daa - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x6134b85b8459 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6134b85c1a8d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6134b85faf3c - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6134b84ee6df - integration_tests[ec69237fc4ad5a24]::e2e_mutation_testing::test_binary_builds_successfully
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:197:9
[INFO] [stdout]   20:     0x6134b84e8977 - integration_tests[ec69237fc4ad5a24]::e2e_mutation_testing::test_binary_builds_successfully::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:189:41
[INFO] [stdout]   21:     0x6134b84f0cc6 - <integration_tests[ec69237fc4ad5a24]::e2e_mutation_testing::test_binary_builds_successfully::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x6134b852654b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x6134b852654b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x6134b8532f3b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x6134b8532f3b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   26:     0x6134b8532f3b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x6134b8532f3b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x6134b8532f3b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x6134b8532f3b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x6134b8532f3b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x6134b852e654 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x6134b852e654 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x6134b8535b42 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   34:     0x6134b8535b42 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   35:     0x6134b8535b42 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x6134b8535b42 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x6134b8535b42 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x6134b8535b42 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x6134b8535b42 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x6134b85e3fbf - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   41:     0x6134b85e3fbf - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   42:     0x7e6755437aa4 - <unknown>
[INFO] [stdout]   43:     0x7e67554c4a64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     e2e_mutation_testing::test_binary_builds_successfully
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 21 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.18s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test integration_tests`
[INFO] running `Command { std: "docker" "inspect" "45a00645b195c4b1c18780275d7e0d1a66e1dc27d069931c5ba8f164b4c8e215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a00645b195c4b1c18780275d7e0d1a66e1dc27d069931c5ba8f164b4c8e215", kill_on_drop: false }`
[INFO] [stdout] 45a00645b195c4b1c18780275d7e0d1a66e1dc27d069931c5ba8f164b4c8e215
