[INFO] fetching crate chaos_theory 0.3.1...
[INFO] testing chaos_theory-0.3.1 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] extracting crate chaos_theory 0.3.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate chaos_theory 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate chaos_theory 0.3.1
[INFO] tweaked toml for crates.io crate chaos_theory 0.3.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chaos_theory 0.3.1 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 crates.io crate chaos_theory 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 08208c64ffeffe7d454262ccf7d7c03e5e00661bf74057c75cbc9cbb71e067d7
[INFO] running `Command { std: "docker" "start" "-a" "08208c64ffeffe7d454262ccf7d7c03e5e00661bf74057c75cbc9cbb71e067d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08208c64ffeffe7d454262ccf7d7c03e5e00661bf74057c75cbc9cbb71e067d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08208c64ffeffe7d454262ccf7d7c03e5e00661bf74057c75cbc9cbb71e067d7", kill_on_drop: false }`
[INFO] [stdout] 08208c64ffeffe7d454262ccf7d7c03e5e00661bf74057c75cbc9cbb71e067d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f11869803c134b5a791017635caea17105afacaf2b4b3fb5f6b39919504ce185
[INFO] running `Command { std: "docker" "start" "-a" "f11869803c134b5a791017635caea17105afacaf2b4b3fb5f6b39919504ce185", kill_on_drop: false }`
[INFO] [stderr]    Compiling chaos_theory v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "f11869803c134b5a791017635caea17105afacaf2b4b3fb5f6b39919504ce185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f11869803c134b5a791017635caea17105afacaf2b4b3fb5f6b39919504ce185", kill_on_drop: false }`
[INFO] [stdout] f11869803c134b5a791017635caea17105afacaf2b4b3fb5f6b39919504ce185
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dfd4b7dba6caa7f63b66e776ea4f6667a962c99986c486feb71d4e01725a6bee
[INFO] running `Command { std: "docker" "start" "-a" "dfd4b7dba6caa7f63b66e776ea4f6667a962c99986c486feb71d4e01725a6bee", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling arbitrary v1.4.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.12
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling chaos_theory v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 30.62s
[INFO] running `Command { std: "docker" "inspect" "dfd4b7dba6caa7f63b66e776ea4f6667a962c99986c486feb71d4e01725a6bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd4b7dba6caa7f63b66e776ea4f6667a962c99986c486feb71d4e01725a6bee", kill_on_drop: false }`
[INFO] [stdout] dfd4b7dba6caa7f63b66e776ea4f6667a962c99986c486feb71d4e01725a6bee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e8bbeb55e63c95568a9a2cade56da726001979109a37e0c2399b643ae81d5d64
[INFO] running `Command { std: "docker" "start" "-a" "e8bbeb55e63c95568a9a2cade56da726001979109a37e0c2399b643ae81d5d64", 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/chaos_theory-55351ced14e8ff63)
[INFO] [stdout] 
[INFO] [stdout] running 124 tests
[INFO] [stdout] test base64::tests::wikipedia_golden ... ok
[INFO] [stdout] test base64::tests::encode_decode_roundtrip ... ok
[INFO] [stdout] test distrib::tests::check_temperature_scale_down ... ok
[INFO] [stdout] test base64::tests::encoded_decoded_len_roundtrip ... ok
[INFO] [stdout] test distrib::tests::zipf_golden_custom_sub_1 ... ok
[INFO] [stdout] test distrib::tests::v_default_temperature ... ok
[INFO] [stdout] test config::tests::replay_parse_format_roundtrip_choices ... ok
[INFO] [stdout] test distrib::tests::zipf_golden_custom ... ok
[INFO] [stdout] test env::std_impl::tests::check_determinism_observe_mismatch_is_advisory_by_default ... ok
[INFO] [stdout] test distrib::tests::zipf_zero ... ok
[INFO] [stdout] test distrib::tests::zipf_golden_default ... ok
[INFO] [stdout] test hash::tests::bytes ... ok
[INFO] [stdout] test generator::tests::filter ... ok
[INFO] [stdout] test generator::tests::map ... ok
[INFO] [stdout] test hash::tests::signed ... ok
[INFO] [stdout] test make_char::tests::char_examples ... ok
[INFO] [stdout] test hash::tests::unsigned ... ok
[INFO] [stdout] test hash::tests::with_seed_actually_different ... ok
[INFO] [stdout] test distrib::tests::zipf_bound ... ok
[INFO] [stdout] test make_char::tests::char_gen_example ... ok
[INFO] [stdout] test make_char::tests::char_seeded_examples ... ok
[INFO] [stdout] test make_char::tests::char_smoke ... ok
[INFO] [stdout] test make_cell::tests::cell_smoke ... ok
[INFO] [stdout] test make_collection::tests::vec_u64_examples ... ok
[INFO] [stdout] test make_core::tests::ordering_smoke ... ok
[INFO] [stdout] test make_core::tests::option_smoke ... ok
[INFO] [stdout] test make_char::tests::char_like_examples ... ok
[INFO] [stdout] test make_core::tests::result_smoke ... ok
[INFO] [stdout] test make_float::tests::f32_full_scan_extract_compose ... ok
[INFO] [stdout] test make_float::tests::extract_compose ... ok
[INFO] [stdout] test make_collection::tests::collection_size_limits ... ok
[INFO] [stdout] test make_float::tests::f32_examples ... ok
[INFO] [stdout] test make_float::tests::f64_examples ... ok
[INFO] [stdout] test make_integer::tests::byte_examples ... ok
[INFO] [stdout] test distrib::tests::zipf_01_prob ... ok
[INFO] [stdout] test make_integer::tests::integer_examples ... ok
[INFO] [stdout] test make_float::tests::float_smoke ... ok
[INFO] [stdout] test make_float::tests::float_gen_in_range ... ok
[INFO] [stdout] test env::std_impl::tests::check_determinism_failure_is_preserved_when_rerun_is_flaky - should panic ... ok
[INFO] [stdout] test make_special::tests::index_examples ... ok
[INFO] [stdout] test make_special::tests::index_smoke ... ok
[INFO] [stdout] test make_special::tests::size_examples ... ok
[INFO] [stdout] test env::std_impl::tests::check_determinism_observe_mismatch - should panic ... ok
[INFO] [stdout] test env::std_impl::tests::check_determinism_second_pass_failure - should panic ... ok
[INFO] [stdout] test make_core::tests::option_i8_examples ... ok
[INFO] [stdout] test distrib::tests::biased_stats ... ok
[INFO] [stdout] test make_special::tests::size_smoke ... ok
[INFO] [stdout] test make_collection::tests::collection_smoke ... ok
[INFO] [stdout] test make_string::tests::char_iterator ... ok
[INFO] [stdout] test make_string::tests::string_examples ... ok
[INFO] [stdout] test make_time::tests::duration_gen_example ... ok
[INFO] [stdout] test make_string::tests::string_seeded_examples ... ok
[INFO] [stdout] test make_time::tests::duration_examples ... ok
[INFO] [stdout] test make_time::tests::system_time_examples ... ok
[INFO] [stdout] test make_sync::tests::sync_smoke ... ok
[INFO] [stdout] test make_string::tests::string_gen_example ... ok
[INFO] [stdout] test make_time::tests::system_time_gen_example ... ok
[INFO] [stdout] test make_time::tests::duration_smoke ... ok
[INFO] [stdout] test math::tests::bitmask_bitlen ... ok
[INFO] [stdout] test make_time::tests::system_time_smoke ... ok
[INFO] [stdout] test math::tests::fast_reduce ... ok
[INFO] [stdout] test num::tests::num_signed_unsigned_roundtrip ... ok
[INFO] [stdout] test rand::tests::sfc64_golden ... ok
[INFO] [stdout] test rand::tests::wyrand_golden ... ok
[INFO] [stdout] test make_time::tests::duration_gen_in_range ... ok
[INFO] [stdout] test make_time::tests::system_time_gen_in_range ... ok
[INFO] [stdout] test distrib::tests::geom_mean_approx ... ok
[INFO] [stdout] test make_string::tests::string_smoke ... ok
[INFO] [stdout] test make_tuple::tests::tuple_smoke ... ok
[INFO] [stdout] test range::tests::range_smoke ... ok
[INFO] [stdout] test make_string::tests::string_like_examples ... ok
[INFO] [stdout] test make_integer::tests::integer_gen_in_range ... ok
[INFO] [stdout] test make_integer::tests::integer_smoke ... ok
[INFO] [stdout] test tape::tests::tape_choices_save_load_roundtrip ... ok
[INFO] [stdout] test tape_event::tests::event_arbitrary_valid ... ok
[INFO] [stdout] test tape_event::tests::event_save_load_roundtrip ... ok
[INFO] [stdout] test reduce::tests::reduce_toy_seq ... ok
[INFO] [stdout] test tape_mutate::tests::empty_tape_mutate_nop ... ok
[INFO] [stdout] test tape_event::tests::event_smoke ... ok
[INFO] [stdout] test reduce::tests::reduce_toy_num ... ok
[INFO] [stdout] test reduce::tests::reduce_toy_tree ... ok
[INFO] [stdout] test tape::tests::tape_meta_intern_roundtrip ... ok
[INFO] [stdout] test make_integer::tests::integer_bound_coverage ... ok
[INFO] [stdout] test tests::std_impl::crossover_examples_vec_strings ... ok
[INFO] [stdout] test tests::std_impl::fail_crackaddr - should panic ... ok
[INFO] [stdout] test tests::std_impl::fail_log_debug - should panic ... ok
[INFO] [stdout] test tests::std_impl::fail_repeat - should panic ... ok
[INFO] [stdout] test tests::std_impl::crossover_examples_vec_u32 ... ok
[INFO] [stdout] test tests::std_impl::fail_repeat_select_n - should panic ... ok
[INFO] [stdout] test tests::std_impl::fail_trivial_float - should panic ... ok
[INFO] [stdout] test tests::std_impl::fail_trivial_int - should panic ... ok
[INFO] [stdout] test tests::std_impl::fail_trivial_repeat - should panic ... ok
[INFO] [stdout] test tests::std_impl::fail_trivial_vec - should panic ... ok
[INFO] [stdout] test make_float::tests::range_coverage_test ... ok
[INFO] [stdout] test tests::std_impl::test_assume_working ... ok
[INFO] [stdout] test tests::std_impl::fail_assume_trivial - should panic ... ok
[INFO] [stdout] test tests::std_impl::vec_like_examples ... ok
[INFO] [stdout] test tests::std_impl::fail_rgb_fill - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_coupling - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_bound5 - should panic ... ok
[INFO] [stdout] test tests::std_impl::fail_assume_filter - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_deletion - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_difference_not_zero - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_distinct - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_difference_not_one - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_nested_lists - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_reverse - should panic ... ok
[INFO] [stdout] test unwind::tests::assume_invalid_data ... ok
[INFO] [stdout] test varint::tests::encode_decode_roundtrip ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_large_union_list - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_length_list - should panic ... ok
[INFO] [stdout] test tests_shrinking_challenge::fail_difference_small - should panic ... ok
[INFO] [stdout] test env::tests::fuzz_input_roundtrip ... ok
[INFO] [stdout] test tape::tests::tape_events_save_load_roundtrip ... ok
[INFO] [stdout] test tape::tests::tape_tree_ignore_noop_is_nop ... ok
[INFO] [stdout] test config::tests::replay_parse_format_roundtrip_events ... ok
[INFO] [stdout] test tape::tests::tape_tree_roundtrip ... ok
[INFO] [stdout] test tape::tests::tape_discard_noop_is_nop ... ok
[INFO] [stdout] test tape_mutate::tests::mutate_preserves_validity ... ok
[INFO] [stdout] test tape_mutate_crossover::tests::crossover_preserves_validity ... ok
[INFO] [stdout] test permute::tests::permute_dedup ... ok
[INFO] [stdout] test tests::std_impl::generate_same - should panic ... ok
[INFO] [stdout] test env::tests::check_replay_e2e ... ok
[INFO] [stdout] test distrib::tests::size_histogram ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 124 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.98s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derive_arbitrary.rs (/opt/rustwide/target/debug/deps/derive_arbitrary-9df8654ce8acd43b)
[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]    Doc-tests chaos_theory
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 246) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 196) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 324) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 124) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 20) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 87) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 66) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 110) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 297) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 371) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 147) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/libfuzzer.rs - libfuzzer::fuzz_target_libfuzzer_sys (line 13) ... ok
[INFO] [stdout] test src/_docs.rs - _docs::guide (line 271) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.78s; merged doctests compilation took 0.70s
[INFO] running `Command { std: "docker" "inspect" "e8bbeb55e63c95568a9a2cade56da726001979109a37e0c2399b643ae81d5d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8bbeb55e63c95568a9a2cade56da726001979109a37e0c2399b643ae81d5d64", kill_on_drop: false }`
[INFO] [stdout] e8bbeb55e63c95568a9a2cade56da726001979109a37e0c2399b643ae81d5d64