[INFO] cloning repository alluet/mdbook-html-taco
[INFO] running `"git" "clone" "--bare" "git://github.com/alluet/mdbook-html-taco.git" "work/cache/sources/gh/alluet/mdbook-html-taco"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/alluet/mdbook-html-taco'...
[INFO] running `"git" "clone" "work/cache/sources/gh/alluet/mdbook-html-taco" "work/ex/beta-1.37-6/sources/1.36.0/gh/alluet/mdbook-html-taco"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/alluet/mdbook-html-taco'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alluet/mdbook-html-taco" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alluet/mdbook-html-taco"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alluet/mdbook-html-taco'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f081729ad6c456670a007eae546263d23e582410
[INFO] sha for GitHub repo alluet/mdbook-html-taco: f081729ad6c456670a007eae546263d23e582410
[INFO] validating manifest of alluet/mdbook-html-taco on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alluet/mdbook-html-taco on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alluet/mdbook-html-taco
[INFO] finished frobbing alluet/mdbook-html-taco
[INFO] frobbed toml for alluet/mdbook-html-taco written to work/ex/beta-1.37-6/sources/1.36.0/gh/alluet/mdbook-html-taco/Cargo.toml
[INFO] started frobbing alluet/mdbook-html-taco
[INFO] finished frobbing alluet/mdbook-html-taco
[INFO] frobbed toml for alluet/mdbook-html-taco written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alluet/mdbook-html-taco/Cargo.toml
[INFO] crate alluet/mdbook-html-taco already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing alluet/mdbook-html-taco against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/alluet/mdbook-html-taco:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] c4722b932665266b6fa13363161a91dbcd1c3e7e4ab66877c815296a7c056504
[INFO] running `"docker" "start" "-a" "c4722b932665266b6fa13363161a91dbcd1c3e7e4ab66877c815296a7c056504"`
[INFO] [stderr] Compiling syn v0.15.34
[INFO] [stderr] Compiling ident_case v1.0.1
[INFO] [stderr] Compiling unicode-segmentation v1.3.0
[INFO] [stderr] Compiling pulldown-cmark v0.5.2
[INFO] [stderr] Compiling sequence_trie v0.3.6
[INFO] [stderr] Compiling is-match v0.1.0
[INFO] [stderr] Compiling strum v0.11.0
[INFO] [stderr] Compiling shlex v0.1.1
[INFO] [stderr] Compiling open v1.2.2
[INFO] [stderr] Compiling itertools v0.8.0
[INFO] [stderr] Compiling log v0.3.9
[INFO] [stderr] Compiling rand_os v0.1.3
[INFO] [stderr] Compiling time v0.1.42
[INFO] [stderr] Compiling num_cpus v1.10.0
[INFO] [stderr] Compiling iovec v0.1.2
[INFO] [stderr] Compiling net2 v0.2.33
[INFO] [stderr] Compiling inotify-sys v0.1.3
[INFO] [stderr] Compiling filetime v0.2.5
[INFO] [stderr] Compiling atty v0.2.11
[INFO] [stderr] Compiling parking_lot v0.8.0
[INFO] [stderr] Compiling backtrace-sys v0.1.28
[INFO] [stderr] Compiling mime v0.2.6
[INFO] [stderr] Compiling bytes v0.4.12
[INFO] [stderr] Compiling heck v0.3.1
[INFO] [stderr] Compiling rand v0.6.5
[INFO] [stderr] Compiling block-buffer v0.7.3
[INFO] [stderr] Compiling inotify v0.6.1
[INFO] [stderr] Compiling backtrace v0.3.26
[INFO] [stderr] Compiling chrono v0.4.6
[INFO] [stderr] Compiling mio v0.6.18
[INFO] [stderr] Compiling env_logger v0.6.1
[INFO] [stderr] Compiling sha-1 v0.8.1
[INFO] [stderr] Compiling hyper v0.10.16
[INFO] [stderr] Compiling error-chain v0.12.1
[INFO] [stderr] Compiling phf_generator v0.7.24
[INFO] [stderr] Compiling parking_lot_core v0.5.0
[INFO] [stderr] Compiling tempfile v3.0.8
[INFO] [stderr] Compiling phf_codegen v0.7.24
[INFO] [stderr] Compiling string_cache_codegen v0.4.2
[INFO] [stderr] Compiling mio-extras v2.0.5
[INFO] [stderr] Compiling mime_guess v1.8.7
[INFO] [stderr] Compiling ws v0.8.1
[INFO] [stderr] Compiling notify v4.0.12
[INFO] [stderr] Compiling string_cache v0.7.3
[INFO] [stderr] Compiling once_cell v0.2.2
[INFO] [stderr] Compiling iron v0.6.0
[INFO] [stderr] Compiling mount v0.4.0
[INFO] [stderr] Compiling staticfile v0.5.0
[INFO] [stderr] Compiling serde_derive v1.0.91
[INFO] [stderr] Compiling darling_core v0.8.6
[INFO] [stderr] Compiling html5ever v0.23.0
[INFO] [stderr] Compiling synstructure v0.10.2
[INFO] [stderr] Compiling pest_generator v2.1.0
[INFO] [stderr] Compiling strum_macros v0.11.0
[INFO] [stderr] Compiling failure_derive v0.1.5
[INFO] [stderr] Compiling pest_derive v2.1.0
[INFO] [stderr] Compiling handlebars v1.1.0
[INFO] [stderr] Compiling failure v0.1.5
[INFO] [stderr] Compiling darling_macro v0.8.6
[INFO] [stderr] Compiling darling v0.8.6
[INFO] [stderr] Compiling toml-query_derive v0.9.0
[INFO] [stderr] Compiling markup5ever v0.8.1
[INFO] [stderr] Compiling elasticlunr-rs v2.3.4
[INFO] [stderr] Compiling toml-query v0.9.0
[INFO] [stderr] Compiling ammonia v2.1.2
[INFO] [stderr] Compiling mdbook-html-taco v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `"docker" "inspect" "c4722b932665266b6fa13363161a91dbcd1c3e7e4ab66877c815296a7c056504"`
[INFO] running `"docker" "rm" "-f" "c4722b932665266b6fa13363161a91dbcd1c3e7e4ab66877c815296a7c056504"`
[INFO] [stdout] c4722b932665266b6fa13363161a91dbcd1c3e7e4ab66877c815296a7c056504
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/alluet/mdbook-html-taco:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1f43674a7d1fbb1d90c9a8cb53b6d3b288e8a8daac798d17bed2197150961745
[INFO] running `"docker" "start" "-a" "1f43674a7d1fbb1d90c9a8cb53b6d3b288e8a8daac798d17bed2197150961745"`
[INFO] [stderr] Compiling tendril v0.3.1
[INFO] [stderr] Compiling string_cache v0.6.2
[INFO] [stderr] Compiling markup5ever v0.3.2
[INFO] [stderr] Compiling html5ever v0.18.0
[INFO] [stderr] Compiling select v0.4.2
[INFO] [stderr] Compiling mdbook-html-taco v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 25.23s
[INFO] running `"docker" "inspect" "1f43674a7d1fbb1d90c9a8cb53b6d3b288e8a8daac798d17bed2197150961745"`
[INFO] running `"docker" "rm" "-f" "1f43674a7d1fbb1d90c9a8cb53b6d3b288e8a8daac798d17bed2197150961745"`
[INFO] [stdout] 1f43674a7d1fbb1d90c9a8cb53b6d3b288e8a8daac798d17bed2197150961745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/alluet/mdbook-html-taco:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 7daa50a3737cfb3f5a7f16c712b009754c27f7b19e3581acf4217a7d4ad19743
[INFO] running `"docker" "start" "-a" "7daa50a3737cfb3f5a7f16c712b009754c27f7b19e3581acf4217a7d4ad19743"`
[INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr] Running /opt/crater/target/debug/deps/mdbook_html_taco-7e5156e7bc098671
[INFO] [stdout]
[INFO] [stdout] running 79 tests
[INFO] [stdout] test book::book::tests::cant_load_chapters_when_the_link_is_a_directory ... ok
[INFO] [stdout] test book::book::tests::cant_load_a_nonexistent_chapter ... ok
[INFO] [stdout] test book::book::tests::for_each_mut_visits_all_items ... ok
[INFO] [stdout] test book::book::tests::book_iter_iterates_over_sequential_items ... ok
[INFO] [stdout] test book::book::tests::cant_load_chapters_with_an_empty_path ... ok
[INFO] [stdout] test book::summary::tests::keep_numbering_after_separator ... ok
[INFO] [stdout] test book::book::tests::iterate_over_nested_book_items ... ok
[INFO] [stdout] test book::book::tests::load_a_book_with_a_single_chapter ... ok
[INFO] [stdout] test book::summary::tests::convert_markdown_events_to_a_string ... ok
[INFO] [stdout] test book::book::tests::load_recursive_link_with_separators ... ok
[INFO] [stdout] test book::summary::tests::an_empty_link_location_is_an_error ... ok
[INFO] [stdout] test book::summary::tests::can_have_a_subheader_between_nested_items ... ok
[INFO] [stdout] test book::summary::tests::parse_a_link ... ok
[INFO] [stdout] test book::summary::tests::parse_nested_numbered_chapters ... ok
[INFO] [stdout] test book::summary::tests::parse_a_numbered_chapter ... ok
[INFO] [stdout] test book::summary::tests::parse_prefix_items_with_a_separator ... ok
[INFO] [stdout] test book::summary::tests::parse_initial_title ... ok
[INFO] [stdout] test book::summary::tests::section_number_has_correct_dotted_representation ... ok
[INFO] [stdout] test book::summary::tests::parse_title_with_styling ... ok
[INFO] [stdout] test book::book::tests::load_a_single_chapter_from_disk ... ok
[INFO] [stdout] test book::tests::config_defaults_to_link_and_index_preprocessor_if_not_set ... ok
[INFO] [stdout] test book::tests::config_defaults_to_html_renderer_if_empty ... ok
[INFO] [stdout] test book::summary::tests::parse_some_prefix_items ... ok
[INFO] [stdout] test book::summary::tests::suffix_items_cannot_be_followed_by_a_list ... ok
[INFO] [stdout] test book::tests::preprocessors_can_provide_their_own_commands ... ok
[INFO] [stdout] test book::tests::use_default_preprocessors_works ... ok
[INFO] [stdout] test book::tests::preprocessor_should_run_falls_back_to_supports_renderer_method ... ok
[INFO] [stdout] test book::tests::config_respects_preprocessor_selection ... ok
[INFO] [stdout] test config::tests::parse_env_vars ... ok
[INFO] [stdout] test book::tests::can_determine_third_party_preprocessors ... ok
[INFO] [stdout] test config::tests::mutate_some_stuff ... ok
[INFO] [stdout] test config::tests::set_a_config_item ... ok
[INFO] [stdout] test config::tests::load_arbitrary_output_type ... ok
[INFO] [stdout] test book::tests::add_a_random_renderer_to_the_config ... ok
[INFO] [stdout] test book::tests::add_a_random_renderer_with_custom_command_to_the_config ... ok
[INFO] [stdout] test config::tests::update_book_title_via_env ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_all_link_types ... ok
[INFO] [stdout] test config::tests::update_config_using_env_var ... ok
[INFO] [stdout] test preprocess::index::tests::file_stem_exactly_matches_readme_case_insensitively ... ok
[INFO] [stdout] test config::tests::update_config_using_env_var_and_complex_value ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_simple_link ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_partial_link ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_unknown_link_type ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_no_link ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_with_from_range ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_empty_link ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_escaped_link ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_with_full_range ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_with_line_number ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_with_to_range ... ok
[INFO] [stdout] test preprocess::links::tests::test_replace_all_escaped ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_playpens_with_properties ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_with_range ... ok
[INFO] [stdout] test preprocess::links::tests::test_find_links_with_no_range_specified ... ok
[INFO] [stdout] test renderer::html_handlebars::hbs_renderer::tests::original_build_header_links ... ok
[INFO] [stdout] test theme::tests::theme_uses_defaults_with_nonexistent_src_dir ... ok
[INFO] [stdout] test utils::fs::tests::copy_files_except_ext_test ... ok
[INFO] [stdout] test theme::tests::theme_dir_overrides_defaults ... ok
[INFO] [stdout] test utils::tests::convert_quotes_to_curly::it_converts_double_quotes ... ok
[INFO] [stdout] test utils::string::tests::take_lines_test ... ok
[INFO] [stdout] test utils::tests::convert_quotes_to_curly::it_treats_tab_as_whitespace ... ok
[INFO] [stdout] test utils::tests::html_munging::it_generates_anchors ... ok
[INFO] [stdout] test utils::tests::html_munging::it_generates_anchors_from_non_ascii_initial ... ok
[INFO] [stdout] test utils::tests::html_munging::it_normalizes_ids ... ok
[INFO] [stdout] test utils::tests::render_markdown::it_can_adjust_markdown_links ... ok
[INFO] [stdout] test utils::tests::convert_quotes_to_curly::it_converts_single_quotes ... ok
[INFO] [stdout] test utils::tests::render_markdown::it_can_keep_quotes_straight ... ok
[INFO] [stdout] test utils::tests::render_markdown::it_can_make_quotes_curly_except_when_they_are_in_code ... ok
[INFO] [stdout] test utils::tests::render_markdown::preserves_external_links ... ok
[INFO] [stdout] test utils::tests::render_markdown::rust_code_block_properties_with_whitespace_are_passed_as_space_delimited_class ... ok
[INFO] [stdout] test utils::tests::render_markdown::rust_code_block_properties_are_passed_as_space_delimited_class ... ok
[INFO] [stdout] test utils::tests::render_markdown::whitespace_outside_of_codeblock_header_is_preserved ... ok
[INFO] [stdout] test utils::tests::render_markdown::rust_code_block_without_properties_has_proper_html_class ... ok
[INFO] [stdout] test config::tests::can_still_load_the_previous_format ... FAILED
[INFO] [stdout] test renderer::html_handlebars::helpers::navigation::tests::test_last ... FAILED
[INFO] [stdout] test config::tests::load_a_complex_config_file ... FAILED
[INFO] [stdout] test renderer::html_handlebars::helpers::navigation::tests::test_first ... FAILED
[INFO] [stdout] test renderer::html_handlebars::helpers::navigation::tests::test_next_previous ... FAILED
[INFO] [stdout] test preprocess::cmd::tests::round_trip_write_and_parse_input ... FAILED
[INFO] [stdout]
[INFO] [stdout] failures:
[INFO] [stdout]
[INFO] [stdout] ---- config::tests::can_still_load_the_previous_format stdout ----
[INFO] [stdout] thread 'config::tests::can_still_load_the_previous_format' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:347:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout] 0: 0x55867a4ebcf3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout] 1: 0x55867a4e6ebb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71
[INFO] [stdout] 2: 0x55867a4ea946 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout] at src/libstd/panicking.rs:197
[INFO] [stdout] 3: 0x55867a4ea66e - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stdout] at src/libstd/panicking.rs:208
[INFO] [stdout] 4: 0x55867a4eb04f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stdout] at src/libstd/panicking.rs:474
[INFO] [stdout] 5: 0x55867a4eabd1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b
[INFO] [stdout] at src/libstd/panicking.rs:381
[INFO] [stdout] 6: 0x55867a4eaab5 - rust_begin_unwind
[INFO] [stdout] at src/libstd/panicking.rs:308
[INFO] [stdout] 7: 0x55867a507fbc - core::panicking::panic_fmt::hc4f83bfed80aeabd
[INFO] [stdout] at src/libcore/panicking.rs:85
[INFO] [stdout] 8: 0x55867a507efb - core::panicking::panic::h62fdcfa056e70982
[INFO] [stdout] at src/libcore/panicking.rs:49
[INFO] [stdout] 9: 0x558679adb6b8 - core::option::Option::unwrap::h4b5feacd1ba1f796
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:12
[INFO] [stdout] 10: 0x558679cb1301 - mdbook_html_taco::config::tests::can_still_load_the_previous_format::hcfd60adef33d38d1
[INFO] [stdout] at src/config.rs:731
[INFO] [stdout] 11: 0x558679cb0a19 - mdbook_html_taco::config::tests::can_still_load_the_previous_format::{{closure}}::h5aee543f77cc305e
[INFO] [stdout] at src/config.rs:687
[INFO] [stdout] 12: 0x558679b494cd - core::ops::function::FnOnce::call_once::hb1707a895329dafc
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 13: 0x558679ea647e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 14: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 15: 0x558679ec0d77 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at src/libtest/lib.rs:1468
[INFO] [stdout] 16: 0x558679e9b794 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136
[INFO] [stdout] 17: 0x558679e9f844 - std::panicking::try::do_call::h6f86e980b52f74d5
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293
[INFO] [stdout] 18: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 19: 0x558679e9fe51 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 20: 0x55867a4dabae - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 21: 0x55867a4f302f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] at src/libstd/sys_common/thread.rs:13
[INFO] [stdout] at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout] 22: 0x7f377bde04a3 - start_thread
[INFO] [stdout] 23: 0x7f377b90bd0e - __clone
[INFO] [stdout] 24: 0x0 -
[INFO] [stdout]
[INFO] [stdout] ---- renderer::html_handlebars::helpers::navigation::tests::test_last stdout ----
[INFO] [stdout] thread 'renderer::html_handlebars::helpers::navigation::tests::test_last' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:347:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout] 0: 0x55867a4ebcf3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout] 1: 0x55867a4e6ebb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71
[INFO] [stdout] 2: 0x55867a4ea946 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout] at src/libstd/panicking.rs:197
[INFO] [stdout] 3: 0x55867a4ea66e - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stdout] at src/libstd/panicking.rs:208
[INFO] [stdout] 4: 0x55867a4eb04f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stdout] at src/libstd/panicking.rs:474
[INFO] [stdout] 5: 0x55867a4eabd1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b
[INFO] [stdout] at src/libstd/panicking.rs:381
[INFO] [stdout] 6: 0x55867a4eaab5 - rust_begin_unwind
[INFO] [stdout] at src/libstd/panicking.rs:308
[INFO] [stdout] 7: 0x55867a507fbc - core::panicking::panic_fmt::hc4f83bfed80aeabd
[INFO] [stdout] at src/libcore/panicking.rs:85
[INFO] [stdout] 8: 0x55867a507efb - core::panicking::panic::h62fdcfa056e70982
[INFO] [stdout] at src/libcore/panicking.rs:49
[INFO] [stdout] 9: 0x558679adbabf - core::option::Option::unwrap::hc3af1a3412f92209
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:12
[INFO] [stdout] 10: 0x558679b617bd - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::render::h1b5c4528e023b244
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:101
[INFO] [stdout] 11: 0x558679b62fe1 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::previous::hf454e9392e6125e6
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:152
[INFO] [stdout] 12: 0x558679b4781f - core::ops::function::Fn::call::h6c7c51b0675802b9
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:69
[INFO] [stdout] 13: 0x558679b572d4 - ::call::h6595b491db7dfe67
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/helpers/mod.rs:125
[INFO] [stdout] 14: 0x558679f9c037 - ::render::{{closure}}::h4de6754d5c249870
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:788
[INFO] [stdout] 15: 0x558679fe5fd0 - core::result::Result::and_then::h70daaa006707abd3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:639
[INFO] [stdout] 16: 0x55867a01bf85 - ::render::h9781696ca077bb40
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:776
[INFO] [stdout] 17: 0x55867a01a77a - ::render::hacaba1e2258b2660
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:688
[INFO] [stdout] 18: 0x558679b4650f - handlebars::registry::Registry::render_template_to_write::h2d43c9ce9933bdee
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:410
[INFO] [stdout] 19: 0x558679b4586c - handlebars::registry::Registry::render_template::hdfb26f0e9a6e3e8e
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:391
[INFO] [stdout] 20: 0x558679ba2002 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_last::hbdf2abbe763ee93e
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:268
[INFO] [stdout] 21: 0x558679ba1689 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_last::{{closure}}::hc644e1224b926c34
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:243
[INFO] [stdout] 22: 0x558679b47e4d - core::ops::function::FnOnce::call_once::h053c0c45d02efdfa
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 23: 0x558679ea647e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 24: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 25: 0x558679ec0d77 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at src/libtest/lib.rs:1468
[INFO] [stdout] 26: 0x558679e9b794 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136
[INFO] [stdout] 27: 0x558679e9f844 - std::panicking::try::do_call::h6f86e980b52f74d5
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293
[INFO] [stdout] 28: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 29: 0x558679e9fe51 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 30: 0x55867a4dabae - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 31: 0x55867a4f302f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] at src/libstd/sys_common/thread.rs:13
[INFO] [stdout] at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout] 32: 0x7f377bde04a3 - start_thread
[INFO] [stdout] 33: 0x7f377b90bd0e - __clone
[INFO] [stdout] 34: 0x0 -
[INFO] [stdout]
[INFO] [stdout] ---- config::tests::load_a_complex_config_file stdout ----
[INFO] [stdout] thread 'config::tests::load_a_complex_config_file' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:347:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout] 0: 0x55867a4ebcf3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout] 1: 0x55867a4e6ebb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71
[INFO] [stdout] 2: 0x55867a4ea946 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout] at src/libstd/panicking.rs:197
[INFO] [stdout] 3: 0x55867a4ea66e - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stdout] at src/libstd/panicking.rs:208
[INFO] [stdout] 4: 0x55867a4eb04f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stdout] at src/libstd/panicking.rs:474
[INFO] [stdout] 5: 0x55867a4eabd1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b
[INFO] [stdout] at src/libstd/panicking.rs:381
[INFO] [stdout] 6: 0x55867a4eaab5 - rust_begin_unwind
[INFO] [stdout] at src/libstd/panicking.rs:308
[INFO] [stdout] 7: 0x55867a507fbc - core::panicking::panic_fmt::hc4f83bfed80aeabd
[INFO] [stdout] at src/libcore/panicking.rs:85
[INFO] [stdout] 8: 0x55867a507efb - core::panicking::panic::h62fdcfa056e70982
[INFO] [stdout] at src/libcore/panicking.rs:49
[INFO] [stdout] 9: 0x558679adb6b8 - core::option::Option::unwrap::h4b5feacd1ba1f796
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:12
[INFO] [stdout] 10: 0x558679cadbd7 - mdbook_html_taco::config::tests::load_a_complex_config_file::h51d7cd7a361b4049
[INFO] [stdout] at src/config.rs:633
[INFO] [stdout] 11: 0x558679cad289 - mdbook_html_taco::config::tests::load_a_complex_config_file::{{closure}}::ha4f9d6ec5c2a2195
[INFO] [stdout] at src/config.rs:597
[INFO] [stdout] 12: 0x558679b4907d - core::ops::function::FnOnce::call_once::h8f012d37c007c2dd
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 13: 0x558679ea647e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 14: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 15: 0x558679ec0d77 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at src/libtest/lib.rs:1468
[INFO] [stdout] 16: 0x558679e9b794 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136
[INFO] [stdout] 17: 0x558679e9f844 - std::panicking::try::do_call::h6f86e980b52f74d5
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293
[INFO] [stdout] 18: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 19: 0x558679e9fe51 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 20: 0x55867a4dabae - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 21: 0x55867a4f302f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] at src/libstd/sys_common/thread.rs:13
[INFO] [stdout] at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout] 22: 0x7f377bde04a3 - start_thread
[INFO] [stdout] 23: 0x7f377b90bd0e - __clone
[INFO] [stdout] 24: 0x0 -
[INFO] [stdout]
[INFO] [stdout] ---- renderer::html_handlebars::helpers::navigation::tests::test_first stdout ----
[INFO] [stdout] thread 'renderer::html_handlebars::helpers::navigation::tests::test_first' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:347:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout] 0: 0x55867a4ebcf3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout] 1: 0x55867a4e6ebb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71
[INFO] [stdout] 2: 0x55867a4ea946 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout] at src/libstd/panicking.rs:197
[INFO] [stdout] 3: 0x55867a4ea66e - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stdout] at src/libstd/panicking.rs:208
[INFO] [stdout] 4: 0x55867a4eb04f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stdout] at src/libstd/panicking.rs:474
[INFO] [stdout] 5: 0x55867a4eabd1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b
[INFO] [stdout] at src/libstd/panicking.rs:381
[INFO] [stdout] 6: 0x55867a4eaab5 - rust_begin_unwind
[INFO] [stdout] at src/libstd/panicking.rs:308
[INFO] [stdout] 7: 0x55867a507fbc - core::panicking::panic_fmt::hc4f83bfed80aeabd
[INFO] [stdout] at src/libcore/panicking.rs:85
[INFO] [stdout] 8: 0x55867a507efb - core::panicking::panic::h62fdcfa056e70982
[INFO] [stdout] at src/libcore/panicking.rs:49
[INFO] [stdout] 9: 0x558679adbabf - core::option::Option::unwrap::hc3af1a3412f92209
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:12
[INFO] [stdout] 10: 0x558679b617bd - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::render::h1b5c4528e023b244
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:101
[INFO] [stdout] 11: 0x558679b638a1 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::next::h1870ca1fd895696c
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:168
[INFO] [stdout] 12: 0x558679b477af - core::ops::function::Fn::call::h18190d59ef47d0f8
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:69
[INFO] [stdout] 13: 0x558679b573a4 - ::call::hcdfa3ad1224cfc75
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/helpers/mod.rs:125
[INFO] [stdout] 14: 0x558679f9c037 - ::render::{{closure}}::h4de6754d5c249870
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:788
[INFO] [stdout] 15: 0x558679fe5fd0 - core::result::Result::and_then::h70daaa006707abd3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:639
[INFO] [stdout] 16: 0x55867a01bf85 - ::render::h9781696ca077bb40
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:776
[INFO] [stdout] 17: 0x55867a01a77a - ::render::hacaba1e2258b2660
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:688
[INFO] [stdout] 18: 0x558679b4650f - handlebars::registry::Registry::render_template_to_write::h2d43c9ce9933bdee
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:410
[INFO] [stdout] 19: 0x558679b4586c - handlebars::registry::Registry::render_template::hdfb26f0e9a6e3e8e
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:391
[INFO] [stdout] 20: 0x558679ba11b2 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_first::h8c680ded7041c8f7
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:238
[INFO] [stdout] 21: 0x558679ba0839 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_first::{{closure}}::h250187b3017866d5
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:213
[INFO] [stdout] 22: 0x558679b4a08d - core::ops::function::FnOnce::call_once::hfd9f34cea00da47d
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 23: 0x558679ea647e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 24: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 25: 0x558679ec0d77 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at src/libtest/lib.rs:1468
[INFO] [stdout] 26: 0x558679e9b794 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136
[INFO] [stdout] 27: 0x558679e9f844 - std::panicking::try::do_call::h6f86e980b52f74d5
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293
[INFO] [stdout] 28: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 29: 0x558679e9fe51 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 30: 0x55867a4dabae - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 31: 0x55867a4f302f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] at src/libstd/sys_common/thread.rs:13
[INFO] [stdout] at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout] 32: 0x7f377bde04a3 - start_thread
[INFO] [stdout] 33: 0x7f377b90bd0e - __clone
[INFO] [stdout] 34: 0x0 -
[INFO] [stdout]
[INFO] [stdout] ---- renderer::html_handlebars::helpers::navigation::tests::test_next_previous stdout ----
[INFO] [stdout] thread 'renderer::html_handlebars::helpers::navigation::tests::test_next_previous' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:347:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout] 0: 0x55867a4ebcf3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout] 1: 0x55867a4e6ebb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71
[INFO] [stdout] 2: 0x55867a4ea946 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout] at src/libstd/panicking.rs:197
[INFO] [stdout] 3: 0x55867a4ea66e - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stdout] at src/libstd/panicking.rs:208
[INFO] [stdout] 4: 0x55867a4eb04f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stdout] at src/libstd/panicking.rs:474
[INFO] [stdout] 5: 0x55867a4eabd1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b
[INFO] [stdout] at src/libstd/panicking.rs:381
[INFO] [stdout] 6: 0x55867a4eaab5 - rust_begin_unwind
[INFO] [stdout] at src/libstd/panicking.rs:308
[INFO] [stdout] 7: 0x55867a507fbc - core::panicking::panic_fmt::hc4f83bfed80aeabd
[INFO] [stdout] at src/libcore/panicking.rs:85
[INFO] [stdout] 8: 0x55867a507efb - core::panicking::panic::h62fdcfa056e70982
[INFO] [stdout] at src/libcore/panicking.rs:49
[INFO] [stdout] 9: 0x558679adbabf - core::option::Option::unwrap::hc3af1a3412f92209
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:12
[INFO] [stdout] 10: 0x558679b617bd - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::render::h1b5c4528e023b244
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:101
[INFO] [stdout] 11: 0x558679b62fe1 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::previous::hf454e9392e6125e6
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:152
[INFO] [stdout] 12: 0x558679b4781f - core::ops::function::Fn::call::h6c7c51b0675802b9
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:69
[INFO] [stdout] 13: 0x558679b572d4 - ::call::h6595b491db7dfe67
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/helpers/mod.rs:125
[INFO] [stdout] 14: 0x558679f9c037 - ::render::{{closure}}::h4de6754d5c249870
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:788
[INFO] [stdout] 15: 0x558679fe5fd0 - core::result::Result::and_then::h70daaa006707abd3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:639
[INFO] [stdout] 16: 0x55867a01bf85 - ::render::h9781696ca077bb40
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:776
[INFO] [stdout] 17: 0x55867a01a77a - ::render::hacaba1e2258b2660
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:688
[INFO] [stdout] 18: 0x558679b4650f - handlebars::registry::Registry::render_template_to_write::h2d43c9ce9933bdee
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:410
[INFO] [stdout] 19: 0x558679b4586c - handlebars::registry::Registry::render_template::hdfb26f0e9a6e3e8e
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:391
[INFO] [stdout] 20: 0x558679ba0362 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_next_previous::hca2ec247d922d855
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:207
[INFO] [stdout] 21: 0x558679b9f9e9 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_next_previous::{{closure}}::hc8f24b5497563d6c
[INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:182
[INFO] [stdout] 22: 0x558679b480fd - core::ops::function::FnOnce::call_once::h0a108a50c89d41bf
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 23: 0x558679ea647e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 24: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 25: 0x558679ec0d77 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at src/libtest/lib.rs:1468
[INFO] [stdout] 26: 0x558679e9b794 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136
[INFO] [stdout] 27: 0x558679e9f844 - std::panicking::try::do_call::h6f86e980b52f74d5
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293
[INFO] [stdout] 28: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 29: 0x558679e9fe51 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 30: 0x55867a4dabae - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 31: 0x55867a4f302f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] at src/libstd/sys_common/thread.rs:13
[INFO] [stdout] at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout] 32: 0x7f377bde04a3 - start_thread
[INFO] [stdout] 33: 0x7f377b90bd0e - __clone
[INFO] [stdout] 34: 0x0 -
[INFO] [stdout]
[INFO] [stdout] ---- preprocess::cmd::tests::round_trip_write_and_parse_input stdout ----
[INFO] [stdout] thread 'preprocess::cmd::tests::round_trip_write_and_parse_input' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Couldn\'t open SUMMARY.md"), State { next_error: Some(Os { code: 2, kind: NotFound, message: "No such file or directory" }), backtrace: InternalBacktrace { backtrace: Some(stack backtrace:
[INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::hbccade36cc35f638 (0x55867a4967e4)
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56
[INFO] [stdout] 1: core::ops::function::FnOnce::call_once::h03e96c9ca0c2d647 (0x558679b47e29)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 2: core::option::Option::unwrap_or_else::h37809d3f14273126 (0x558679ad6057)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/option.rs:388
[INFO] [stdout] 3: error_chain::State::new::hff972577b971bbba (0x558679c9de03)
[INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:679
[INFO] [stdout] 4: as mdbook_html_taco::errors::ResultExt>::chain_err::{{closure}}::h284e4a444328793d (0x558679ba55a5)
[INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:142
[INFO] [stdout] 5: core::result::Result::map_err::h92a30db703d313e6 (0x558679c0ad0a)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:522
[INFO] [stdout] 6: as mdbook_html_taco::errors::ResultExt>::chain_err::hc852a3539ec853de (0x558679c203ef)
[INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:140
[INFO] [stdout] 7: mdbook_html_taco::book::book::load_book::hc1444a89a5174bc0 (0x558679bbc9c5)
[INFO] [stdout] at src/book/book.rs:17
[INFO] [stdout] 8: mdbook_html_taco::book::MDBook::load_with_config::h97515c80598fa779 (0x558679b5e0cc)
[INFO] [stdout] at src/book/mod.rs:85
[INFO] [stdout] 9: mdbook_html_taco::book::MDBook::load::h8c63ddccc2cb1258 (0x558679b5de78)
[INFO] [stdout] at src/book/mod.rs:77
[INFO] [stdout] 10: mdbook_html_taco::preprocess::cmd::tests::book_example::hf23f11429dd64ded (0x558679ae81fc)
[INFO] [stdout] at src/preprocess/cmd.rs:175
[INFO] [stdout] 11: mdbook_html_taco::preprocess::cmd::tests::round_trip_write_and_parse_input::h5c9312ecfff2dc66 (0x558679af3a71)
[INFO] [stdout] at src/preprocess/cmd.rs:181
[INFO] [stdout] 12: mdbook_html_taco::preprocess::cmd::tests::round_trip_write_and_parse_input::{{closure}}::h4b90580fa8107ee2 (0x558679af39b9)
[INFO] [stdout] at src/preprocess/cmd.rs:179
[INFO] [stdout] 13: core::ops::function::FnOnce::call_once::h30507e366663f282 (0x558679b4860d)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 14: as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 (0x558679ea647e)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 15: __rust_maybe_catch_panic (0x55867a4f3c69)
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 16: std::panicking::try::h24368a6d38b1d93c (0x558679ec0d77)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] std::panic::catch_unwind::hf2c3df16a559e51f
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37
[INFO] [stdout] at src/libtest/lib.rs:1468
[INFO] [stdout] 17: std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 (0x558679e9b794)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136
[INFO] [stdout] 18: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h74161b153f5e9baf (0x558679e9f844)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470
[INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hf7155da0a5779cf2
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315
[INFO] [stdout] std::panicking::try::do_call::h6f86e980b52f74d5
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293
[INFO] [stdout] 19: __rust_maybe_catch_panic (0x55867a4f3c69)
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 20: std::panicking::try::h9073c4fbc6488ec1 (0x558679e9fe51)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] std::panic::catch_unwind::h414e175ffeedf40c
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hcde0649867c5f4c7
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469
[INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 21: as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 (0x55867a4dabae)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 22: as core::ops::function::FnOnce>::call_once::h9ebda9db5f03daf3 (0x55867a4f302f)
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] std::sys_common::thread::start_thread::ha32838ccbb8a8179
[INFO] [stdout] at src/libstd/sys_common/thread.rs:13
[INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6
[INFO] [stdout] at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout] 23: start_thread (0x7f377bde04a3)
[INFO] [stdout] 24: __clone (0x7f377b90bd0e)
[INFO] [stdout] 25: (0x0)) } })', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout] 0: 0x55867a4ebcf3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout] 1: 0x55867a4e6ebb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71
[INFO] [stdout] 2: 0x55867a4ea946 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout] at src/libstd/panicking.rs:197
[INFO] [stdout] 3: 0x55867a4ea66e - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stdout] at src/libstd/panicking.rs:208
[INFO] [stdout] 4: 0x55867a4eb04f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stdout] at src/libstd/panicking.rs:474
[INFO] [stdout] 5: 0x55867a4eabd1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b
[INFO] [stdout] at src/libstd/panicking.rs:381
[INFO] [stdout] 6: 0x55867a4eaab5 - rust_begin_unwind
[INFO] [stdout] at src/libstd/panicking.rs:308
[INFO] [stdout] 7: 0x55867a507fbc - core::panicking::panic_fmt::hc4f83bfed80aeabd
[INFO] [stdout] at src/libcore/panicking.rs:85
[INFO] [stdout] 8: 0x558679bf8fd2 - core::result::unwrap_failed::hf0988f699562d810
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18
[INFO] [stdout] 9: 0x558679c03d64 - core::result::Result::unwrap::hd6939ef8fcf170e7
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800
[INFO] [stdout] 10: 0x558679ae820b - mdbook_html_taco::preprocess::cmd::tests::book_example::hf23f11429dd64ded
[INFO] [stdout] at src/preprocess/cmd.rs:175
[INFO] [stdout] 11: 0x558679af3a71 - mdbook_html_taco::preprocess::cmd::tests::round_trip_write_and_parse_input::h5c9312ecfff2dc66
[INFO] [stdout] at src/preprocess/cmd.rs:181
[INFO] [stdout] 12: 0x558679af39b9 - mdbook_html_taco::preprocess::cmd::tests::round_trip_write_and_parse_input::{{closure}}::h4b90580fa8107ee2
[INFO] [stdout] at src/preprocess/cmd.rs:179
[INFO] [stdout] 13: 0x558679b4860d - core::ops::function::FnOnce::call_once::h30507e366663f282
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 14: 0x558679ea647e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 15: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 16: 0x558679ec0d77 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at src/libtest/lib.rs:1468
[INFO] [stdout] 17: 0x558679e9b794 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136
[INFO] [stdout] 18: 0x558679e9f844 - std::panicking::try::do_call::h6f86e980b52f74d5
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293
[INFO] [stdout] 19: 0x55867a4f3c69 - __rust_maybe_catch_panic
[INFO] [stdout] at src/libpanic_unwind/lib.rs:85
[INFO] [stdout] 20: 0x558679e9fe51 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231
[INFO] [stdout] 21: 0x55867a4dabae - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] 22: 0x55867a4f302f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6
[INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704
[INFO] [stdout] at src/libstd/sys_common/thread.rs:13
[INFO] [stdout] at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout] 23: 0x7f377bde04a3 - start_thread
[INFO] [stdout] 24: 0x7f377b90bd0e - __clone
[INFO] [stdout] 25: 0x0 -
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] failures:
[INFO] [stdout] config::tests::can_still_load_the_previous_format
[INFO] [stdout] config::tests::load_a_complex_config_file
[INFO] [stdout] preprocess::cmd::tests::round_trip_write_and_parse_input
[INFO] [stdout] renderer::html_handlebars::helpers::navigation::tests::test_first
[INFO] [stdout] renderer::html_handlebars::helpers::navigation::tests::test_last
[INFO] [stdout] renderer::html_handlebars::helpers::navigation::tests::test_next_previous
[INFO] [stdout]
[INFO] [stdout] test result: FAILED. 73 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout]
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `"docker" "inspect" "7daa50a3737cfb3f5a7f16c712b009754c27f7b19e3581acf4217a7d4ad19743"`
[INFO] running `"docker" "rm" "-f" "7daa50a3737cfb3f5a7f16c712b009754c27f7b19e3581acf4217a7d4ad19743"`
[INFO] [stdout] 7daa50a3737cfb3f5a7f16c712b009754c27f7b19e3581acf4217a7d4ad19743