[INFO] cloning repository https://github.com/rbnyng/floatlambda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rbnyng/floatlambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbnyng%2Ffloatlambda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbnyng%2Ffloatlambda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bc968e18c1fad7aa5b0eb45ad338364af27ec75
[INFO] testing rbnyng/floatlambda against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbnyng%2Ffloatlambda" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rbnyng/floatlambda
[INFO] finished tweaking git repo https://github.com/rbnyng/floatlambda
[INFO] tweaked toml for git repo https://github.com/rbnyng/floatlambda written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rbnyng/floatlambda on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rbnyng/floatlambda 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4e422b872515b7d377f0bb354d8024ef5bb743bc2097f5169e71152eb858a76
[INFO] running `Command { std: "docker" "start" "-a" "e4e422b872515b7d377f0bb354d8024ef5bb743bc2097f5169e71152eb858a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4e422b872515b7d377f0bb354d8024ef5bb743bc2097f5169e71152eb858a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e422b872515b7d377f0bb354d8024ef5bb743bc2097f5169e71152eb858a76", kill_on_drop: false }`
[INFO] [stdout] e4e422b872515b7d377f0bb354d8024ef5bb743bc2097f5169e71152eb858a76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5e2fa6e375bb596133120145184f945bf4801e5b29c7230347decd033f93452
[INFO] running `Command { std: "docker" "start" "-a" "c5e2fa6e375bb596133120145184f945bf4801e5b29c7230347decd033f93452", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling clap v4.5.41
[INFO] [stderr]    Compiling float_lambda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.64s
[INFO] running `Command { std: "docker" "inspect" "c5e2fa6e375bb596133120145184f945bf4801e5b29c7230347decd033f93452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e2fa6e375bb596133120145184f945bf4801e5b29c7230347decd033f93452", kill_on_drop: false }`
[INFO] [stdout] c5e2fa6e375bb596133120145184f945bf4801e5b29c7230347decd033f93452
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddec89fa6469f86d8841a677320849e87bbfa2da11981d23719b7e97f550ac8c
[INFO] running `Command { std: "docker" "start" "-a" "ddec89fa6469f86d8841a677320849e87bbfa2da11981d23719b7e97f550ac8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling float_lambda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "ddec89fa6469f86d8841a677320849e87bbfa2da11981d23719b7e97f550ac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddec89fa6469f86d8841a677320849e87bbfa2da11981d23719b7e97f550ac8c", kill_on_drop: false }`
[INFO] [stdout] ddec89fa6469f86d8841a677320849e87bbfa2da11981d23719b7e97f550ac8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f2b477ccf6f15765cdc5dc1b839ffd5f7c6514e0c80cf41ec444632cfd4d5a7
[INFO] running `Command { std: "docker" "start" "-a" "2f2b477ccf6f15765cdc5dc1b839ffd5f7c6514e0c80cf41ec444632cfd4d5a7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/float_lambda-1a0ac84b76bb7ba8)
[INFO] [stdout] 
[INFO] [stdout] running 107 tests
[INFO] [stdout] test math::tests::test_basic_trig ... ok
[INFO] [stdout] test math::tests::test_constants ... ok
[INFO] [stdout] test math::tests::test_edge_cases ... ok
[INFO] [stdout] test math::tests::test_hyperbolic ... ok
[INFO] [stdout] test math::tests::test_power_functions ... ok
[INFO] [stdout] test math::tests::test_special_functions ... ok
[INFO] [stdout] test math::tests::test_utility_functions ... ok
[INFO] [stdout] test ml::autodiff::tests::test_grad_of_add ... ok
[INFO] [stdout] test ml::autodiff::tests::test_grad_of_matmul ... ok
[INFO] [stdout] test ml::tensor::tests::test_tensor_new ... ok
[INFO] [stdout] test tests::test_application_error_types ... ok
[INFO] [stdout] test math::tests::test_random_functions ... ok
[INFO] [stdout] test math::tests::test_inverse_trig ... ok
[INFO] [stdout] test tests::test_application_of_non_function ... ok
[INFO] [stdout] test tests::test_basic_derivatives ... ok
[INFO] [stdout] test tests::test_blended_conditional ... ok
[INFO] [stdout] test tests::test_builtin_filter ... ok
[INFO] [stdout] test tests::test_binary_operation ... ok
[INFO] [stdout] test tests::test_builtin_foldl ... ok
[INFO] [stdout] test tests::test_builtin_length ... ok
[INFO] [stdout] test tests::test_builtin_map ... ok
[INFO] [stdout] test tests::test_calculus_composition ... ok
[INFO] [stdout] test tests::test_can_cons_anything ... ok
[INFO] [stdout] test tests::test_closure_captures_correct_env ... ok
[INFO] [stdout] test tests::test_calculus_with_fuzzy_functions ... ok
[INFO] [stdout] test tests::test_complex_expression_with_let ... ok
[INFO] [stdout] test tests::test_complex_fuzzy_expression ... ok
[INFO] [stdout] test tests::test_fuzzy_eq ... ok
[INFO] [stdout] test tests::test_fuzzy_logic ... ok
[INFO] [stdout] test tests::test_float_eval ... ok
[INFO] [stdout] test tests::test_car_cdr_type_errors ... ok
[INFO] [stdout] test tests::test_higher_order_function_apply ... ok
[INFO] [stdout] test tests::test_higher_order_function_const ... ok
[INFO] [stdout] test tests::test_gc_reclaims_part_of_a_structure ... ok
[INFO] [stdout] test tests::test_higher_order_fold_left_aka_reduce ... ok
[INFO] [stdout] test tests::test_calculus_edge_cases ... ok
[INFO] [stdout] test tests::test_if_statement_with_function_as_condition ... ok
[INFO] [stdout] test tests::test_emergent_property_nan_propagation ... ok
[INFO] [stdout] test tests::test_currying_builtin ... ok
[INFO] [stdout] test tests::test_improved_fuzzy_eq ... ok
[INFO] [stdout] test tests::test_higher_order_filter ... ok
[INFO] [stdout] test tests::test_higher_order_calculus ... ok
[INFO] [stdout] test tests::test_higher_order_map ... ok
[INFO] [stdout] test tests::test_let_binding_simple ... ok
[INFO] [stdout] test tests::test_let_rec_requires_lambda ... ok
[INFO] [stdout] test tests::test_list_of_lists ... ok
[INFO] [stdout] test tests::test_lone_lambda_is_a_value ... ok
[INFO] [stdout] test tests::test_gc_on_long_list ... ok
[INFO] [stdout] test tests::test_lambda_application ... ok
[INFO] [stdout] test tests::test_nan_handling ... ok
[INFO] [stdout] test tests::test_non_nil_terminated_list ... ok
[INFO] [stdout] test tests::test_parse_application ... ok
[INFO] [stdout] test tests::test_parse_builtin ... ok
[INFO] [stdout] test tests::test_parse_float ... ok
[INFO] [stdout] test tests::test_parse_if ... ok
[INFO] [stdout] test tests::test_parse_variable ... ok
[INFO] [stdout] test tests::test_truth_decay_concept ... ok
[INFO] [stdout] test tests::test_unbound_variable_in_deeper_expression ... ok
[INFO] [stdout] test tests::test_string_as_list_manipulation ... ok
[INFO] [stdout] test tests::test_var_eval ... ok
[INFO] [stdout] test vm::chunk::tests::test_write_and_add_constant ... ok
[INFO] [stdout] test tests::test_strlen_on_string_list ... ok
[INFO] [stdout] test tests::test_parse_lambda ... ok
[INFO] [stdout] test vm::natives_test::test_native_print_error_non_list ... ok
[INFO] [stdout] test vm::natives_test::test_native_print_success ... ok
[INFO] [stdout] test vm::natives_test::test_native_pi ... ok
[INFO] [stdout] test tests::test_robust_parser_keywords ... ok
[INFO] [stdout] test vm::natives_test::test_native_is_nan ... ok
[INFO] [stdout] test vm::natives_test::test_native_pow ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_data_structure_errors ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_if_as_expression ... ok
[INFO] [stdout] test vm::hof_natives::tests::test_native_foldl ... ok
[INFO] [stdout] test vm::natives_test::test_native_random ... ok
[INFO] [stdout] test vm::natives_test::test_native_random_range ... ok
[INFO] [stdout] test vm::natives_test::test_native_sin ... ok
[INFO] [stdout] test vm::natives_test::test_native_e ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_diff_constant_function ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_diff_x_cubed ... ok
[INFO] [stdout] test vm::natives_test::test_native_sqrt ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_fuzzy_equality_double_equals ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_diff_x_squared ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_function_behavior ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_globals ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_if_statement ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_higher_order_diff ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_nested_blending ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_nested_conditionals ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_recursion ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_native_print ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_simple_expressions ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_diff_identity_function ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_simple_function_call ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_fuzzy_eq_on_pointers_is_nan ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_data_structures ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_integrate_x ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_integrate_x_squared ... ok
[INFO] [stdout] test vm::hof_natives::tests::test_native_length ... ok
[INFO] [stdout] test vm::hof_natives::tests::test_native_map ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_integrate_constant ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_strict_equality_eq ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_fundamental_theorem_of_calculus ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_native_functions ... ok
[INFO] [stdout] test tests::test_simple_curried_integration ... ok
[INFO] [stdout] test tests::test_basic_integrals ... ok
[INFO] [stdout] test tests::test_curried_integration ... ok
[INFO] [stdout] test vm::vm_test::vm_tests::test_vm_tail_call_optimization ... ok
[INFO] [stdout] test tests::test_fundamental_theorem_of_calculus ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 107 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/float_lambda-5d8d2ce1f071cf7f)
[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] [stderr]      Running tests/cnn_test.rs (/opt/rustwide/target/debug/deps/cnn_test-926964d97848c78f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test cnn_test::cnn_training_pipeline_loss_decreases ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/gc_tests.rs (/opt/rustwide/target/debug/deps/gc_tests-5ec61decfa5a7c81)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test gc_completeness_tests::test_circular_references ... ok
[INFO] [stdout] test gc_completeness_tests::test_reclaiming_part_of_a_structure ... ok
[INFO] [stdout] test gc_correctness_tests::test_closure_environment_preservation ... ok
[INFO] [stdout] test gc_vm_integration_tests::test_gc_roots_the_vm_call_frames ... ok
[INFO] [stdout] test gc_completeness_tests::test_simple_unrooted_object ... ok
[INFO] [stdout] test gc_correctness_tests::test_simple_root_preservation ... ok
[INFO] [stdout] test gc_correctness_tests::test_transitive_reachability ... ok
[INFO] [stdout] test gc_vm_integration_tests::test_gc_roots_the_vm_stack ... ok
[INFO] [stdout] test gc_vm_integration_tests::test_gc_does_not_corrupt_vm_state_during_execution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/string_tests.rs (/opt/rustwide/target/debug/deps/string_tests-03d0921a380372b5)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test string_edge_cases::test_string_with_numbers ... ok
[INFO] [stdout] test string_edge_cases::test_string_as_function_argument ... ok
[INFO] [stdout] test string_edge_cases::test_unicode_characters ... ok
[INFO] [stdout] test string_edge_cases::test_string_with_special_chars ... ok
[INFO] [stdout] test string_integration_tests::test_string_with_list_operations ... ok
[INFO] [stdout] test string_literal_tests::test_empty_string ... ok
[INFO] [stdout] test string_function_tests::test_string_concatenation ... ok
[INFO] [stdout] test string_literal_tests::test_invalid_escape_sequences ... ok
[INFO] [stdout] test string_literal_tests::test_multi_char_string ... ok
[INFO] [stdout] test string_literal_tests::test_single_char_string ... ok
[INFO] [stdout] test string_literal_tests::test_string_length ... ok
[INFO] [stdout] test string_literal_tests::test_string_with_spaces ... ok
[INFO] [stdout] test string_literal_tests::test_unterminated_string ... ok
[INFO] [stdout] test string_edge_cases::test_string_in_expressions ... ok
[INFO] [stdout] test string_performance_tests::test_long_string_parsing ... ok
[INFO] [stdout] test string_performance_tests::test_string_with_many_escapes ... ok
[INFO] [stdout] test string_literal_tests::test_escape_sequences ... ok
[INFO] [stdout] test string_function_tests::test_string_case_conversion ... ok
[INFO] [stdout] test string_integration_tests::test_string_split_and_join ... ok
[INFO] [stdout] test string_performance_tests::test_repeated_string_operations ... ok
[INFO] [stdout] test string_function_tests::test_string_starts_with ... ok
[INFO] [stdout] test string_integration_tests::test_string_in_conditionals ... ok
[INFO] [stdout] test string_integration_tests::test_string_with_filter ... ok
[INFO] [stdout] test string_integration_tests::test_string_with_map ... ok
[INFO] [stdout] test string_edge_cases::test_mixed_case_string ... ok
[INFO] [stdout] test string_function_tests::test_string_contains ... ok
[INFO] [stdout] test string_function_tests::test_string_length_prelude ... ok
[INFO] [stdout] test string_function_tests::test_string_equality ... ok
[INFO] [stdout] test string_edge_cases::test_nested_string_operations ... ok
[INFO] [stdout] test string_function_tests::test_substring ... ok
[INFO] [stdout] test string_function_tests::test_string_ends_with ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tco_tests.rs (/opt/rustwide/target/debug/deps/tco_tests-f573fa5f9bc85594)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tco_benchmarks::benchmark_tail_recursion_vs_iteration ... ignored
[INFO] [stdout] test tco_benchmarks::stress_test_extreme_depth ... ignored
[INFO] [stdout] test tco_tests::test_non_tail_recursion_still_works ... ok
[INFO] [stdout] test tco_tests::test_simple_tail_recursive_factorial ... ok
[INFO] [stdout] test tco_tests::test_tail_recursion_with_complex_expressions ... ok
[INFO] [stdout] test tco_tests::test_mixed_tail_and_non_tail ... ok
[INFO] [stdout] test tco_tests::test_tail_recursive_fibonacci ... ok
[INFO] [stdout] test tco_tests::test_tail_calls_in_let_expressions ... ok
[INFO] [stdout] test tco_tests::test_tail_recursive_list_sum ... ok
[INFO] [stdout] test tco_tests::test_performance_comparison ... FAILED
[INFO] [stdout] test tco_tests::test_tail_recursive_countdown ... ok
[INFO] [stdout] test tco_tests::test_nested_tail_calls ... ok
[INFO] [stdout] test tco_tests::test_mutually_recursive_even_odd ... ok
[INFO] [stdout] test tco_tests::test_tail_call_through_higher_order_function ... ok
[INFO] [stdout] test tco_tests::test_very_deep_tail_recursion ... ok
[INFO] [stdout] test tco_tests::test_stack_safety ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tco_tests::test_performance_comparison stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tco_tests::test_performance_comparison' panicked at tests/tco_tests.rs:208:9:
[INFO] [stdout] Tail recursion too slow: 187ms
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x627dea5d2122 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x627dea5d2122 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x627dea5d2122 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x627dea5d2122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x627dea5f9433 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x627dea5f9433 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x627dea5cebb3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x627dea5cebb3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x627dea5d1f72 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x627dea5d3699 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x627dea5d34ce - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x627dea50ba94 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x627dea50ba94 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x627dea5d406e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x627dea5d406e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x627dea5d3e3a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x627dea5d2619 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x627dea5d3acd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x627dea5f7540 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x627dea4d188d - tco_tests::tco_tests::test_performance_comparison::h0a35a1ca5a2351be
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tco_tests.rs:208:9
[INFO] [stdout]   20:     0x627dea4d1727 - tco_tests::tco_tests::test_performance_comparison::{{closure}}::h32d8fbf5b437f264
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tco_tests.rs:191:37
[INFO] [stdout]   21:     0x627dea4cee66 - core::ops::function::FnOnce::call_once::hbe635299992bd9ac
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   22:     0x627dea5112fb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x627dea5112fb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   24:     0x627dea510435 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   25:     0x627dea510435 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x627dea510435 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   27:     0x627dea510435 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   28:     0x627dea510435 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x627dea510435 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   30:     0x627dea510435 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   31:     0x627dea4d4034 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   32:     0x627dea4d4034 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   33:     0x627dea4d7a0a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   34:     0x627dea4d7a0a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x627dea4d7a0a - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   36:     0x627dea4d7a0a - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   37:     0x627dea4d7a0a - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x627dea4d7a0a - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   39:     0x627dea4d7a0a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   40:     0x627dea5d6fef - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   41:     0x627dea5d6fef - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   42:     0x7a14ccca9aa4 - <unknown>
[INFO] [stdout]   43:     0x7a14ccd36a34 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tco_tests::test_stack_safety stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tco_tests::test_stack_safety' panicked at tests/tco_tests.rs:227:25:
[INFO] [stdout] Stack safety test failed: Evaluation took too long: 2160ms
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x627dea5d2122 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x627dea5d2122 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x627dea5d2122 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x627dea5d2122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x627dea5f9433 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x627dea5f9433 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x627dea5cebb3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x627dea5cebb3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x627dea5d1f72 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x627dea5d3699 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x627dea5d34ce - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x627dea50ba94 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x627dea50ba94 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x627dea5d406e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x627dea5d406e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x627dea5d3e3a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x627dea5d2619 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x627dea5d3acd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x627dea5f7540 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x627dea4d1a34 - tco_tests::tco_tests::test_stack_safety::hbb324dcc7a5d40a5
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tco_tests.rs:227:25
[INFO] [stdout]   20:     0x627dea4d18b7 - tco_tests::tco_tests::test_stack_safety::{{closure}}::h8355da8176003e41
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tco_tests.rs:213:27
[INFO] [stdout]   21:     0x627dea4cec56 - core::ops::function::FnOnce::call_once::h39c508d145365f51
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   22:     0x627dea5112fb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x627dea5112fb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   24:     0x627dea510435 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   25:     0x627dea510435 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x627dea510435 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   27:     0x627dea510435 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   28:     0x627dea510435 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x627dea510435 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   30:     0x627dea510435 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   31:     0x627dea4d4034 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   32:     0x627dea4d4034 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   33:     0x627dea4d7a0a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   34:     0x627dea4d7a0a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x627dea4d7a0a - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   36:     0x627dea4d7a0a - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   37:     0x627dea4d7a0a - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x627dea4d7a0a - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   39:     0x627dea4d7a0a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   40:     0x627dea5d6fef - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   41:     0x627dea5d6fef - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   42:     0x7a14ccca9aa4 - <unknown>
[INFO] [stdout]   43:     0x7a14ccd36a34 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tco_tests::test_performance_comparison
[INFO] [stdout]     tco_tests::test_stack_safety
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 2 failed; 2 ignored; 0 measured; 0 filtered out; finished in 2.19s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test tco_tests`
[INFO] running `Command { std: "docker" "inspect" "2f2b477ccf6f15765cdc5dc1b839ffd5f7c6514e0c80cf41ec444632cfd4d5a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f2b477ccf6f15765cdc5dc1b839ffd5f7c6514e0c80cf41ec444632cfd4d5a7", kill_on_drop: false }`
[INFO] [stdout] 2f2b477ccf6f15765cdc5dc1b839ffd5f7c6514e0c80cf41ec444632cfd4d5a7
