[INFO] updating cached repository alluet/mdbook-html-taco [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/alluet/mdbook-html-taco [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/alluet/mdbook-html-taco" "work/ex/beta-1.38-1/sources/1.37.0/gh/alluet/mdbook-html-taco"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/alluet/mdbook-html-taco'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/alluet/mdbook-html-taco" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alluet/mdbook-html-taco"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of alluet/mdbook-html-taco on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing alluet/mdbook-html-taco against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 1ac024d83b5682d861f31a258db3b5d76a61f704493de708c152e53227ba8dae [INFO] running `"docker" "start" "-a" "1ac024d83b5682d861f31a258db3b5d76a61f704493de708c152e53227ba8dae"` [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling safemem v0.3.0 [INFO] [stderr] Compiling mac v0.1.1 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling utf-8 v0.7.5 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Compiling modifier v0.1.0 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling rustc-demangle v0.1.14 [INFO] [stderr] Compiling sequence_trie v0.3.6 [INFO] [stderr] Compiling pulldown-cmark v0.5.2 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Compiling termcolor v1.0.4 [INFO] [stderr] Compiling strum v0.11.0 [INFO] [stderr] Compiling is-match v0.1.0 [INFO] [stderr] Compiling open v1.2.2 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.26 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling unicase v2.4.0 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling unsafe-any v0.4.2 [INFO] [stderr] Compiling pest v2.1.1 [INFO] [stderr] Compiling futf v0.1.4 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling getopts v0.2.19 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling lock_api v0.2.0 [INFO] [stderr] Compiling typemap v0.3.3 [INFO] [stderr] Compiling tendril v0.4.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling plugin v0.2.6 [INFO] [stderr] Compiling mime v0.2.6 [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 atty v0.2.11 [INFO] [stderr] Compiling filetime v0.2.5 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling pest_meta v2.1.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling inotify v0.6.1 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling mio v0.6.18 [INFO] [stderr] Compiling sha-1 v0.8.1 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling tempfile v3.0.8 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling notify v4.0.12 [INFO] [stderr] Compiling ws v0.8.1 [INFO] [stderr] Compiling mime_guess v1.8.7 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling toml v0.5.1 [INFO] [stderr] Compiling once_cell v0.2.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling iron v0.6.0 [INFO] [stderr] Compiling env_logger v0.6.1 [INFO] [stderr] Compiling serde_derive v1.0.91 [INFO] [stderr] Compiling darling_core v0.8.6 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling html5ever v0.23.0 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Compiling strum_macros v0.11.0 [INFO] [stderr] Compiling mount v0.4.0 [INFO] [stderr] Compiling staticfile v0.5.0 [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 3m 39s [INFO] running `"docker" "inspect" "1ac024d83b5682d861f31a258db3b5d76a61f704493de708c152e53227ba8dae"` [INFO] running `"docker" "rm" "-f" "1ac024d83b5682d861f31a258db3b5d76a61f704493de708c152e53227ba8dae"` [INFO] [stdout] 1ac024d83b5682d861f31a258db3b5d76a61f704493de708c152e53227ba8dae [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 1cb62e3a57bdee832efcb943b345bca8059fce64882f57b8068d80e993dc3c1c [INFO] running `"docker" "start" "-a" "1cb62e3a57bdee832efcb943b345bca8059fce64882f57b8068d80e993dc3c1c"` [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling unreachable v0.1.1 [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 debug_unreachable v0.1.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling pretty_assertions v0.6.1 [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 38.93s [INFO] running `"docker" "inspect" "1cb62e3a57bdee832efcb943b345bca8059fce64882f57b8068d80e993dc3c1c"` [INFO] running `"docker" "rm" "-f" "1cb62e3a57bdee832efcb943b345bca8059fce64882f57b8068d80e993dc3c1c"` [INFO] [stdout] 1cb62e3a57bdee832efcb943b345bca8059fce64882f57b8068d80e993dc3c1c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] b65c3b4c3cfa3581dc1e670e1b596bad7fb30c6ba384ce26e13311914f8628bd [INFO] running `"docker" "start" "-a" "b65c3b4c3cfa3581dc1e670e1b596bad7fb30c6ba384ce26e13311914f8628bd"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running /opt/crater/target/debug/deps/mdbook_html_taco-b2768272587b597f [INFO] [stdout] [INFO] [stdout] running 79 tests [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::iterate_over_nested_book_items ... ok [INFO] [stdout] test book::book::tests::cant_load_a_nonexistent_chapter ... ok [INFO] [stdout] test book::summary::tests::convert_markdown_events_to_a_string ... ok [INFO] [stdout] test book::summary::tests::can_have_a_subheader_between_nested_items ... ok [INFO] [stdout] test book::summary::tests::an_empty_link_location_is_an_error ... ok [INFO] [stdout] test book::book::tests::load_recursive_link_with_separators ... ok [INFO] [stdout] test book::book::tests::cant_load_chapters_when_the_link_is_a_directory ... ok [INFO] [stdout] test book::book::tests::load_a_single_chapter_from_disk ... ok [INFO] [stdout] test book::book::tests::load_a_book_with_a_single_chapter ... ok [INFO] [stdout] test book::book::tests::cant_load_chapters_with_an_empty_path ... ok [INFO] [stdout] test book::summary::tests::parse_prefix_items_with_a_separator ... ok [INFO] [stdout] test book::summary::tests::parse_some_prefix_items ... ok [INFO] [stdout] test book::summary::tests::parse_a_link ... ok [INFO] [stdout] test book::summary::tests::parse_title_with_styling ... ok [INFO] [stdout] test book::summary::tests::section_number_has_correct_dotted_representation ... ok [INFO] [stdout] test book::summary::tests::parse_a_numbered_chapter ... ok [INFO] [stdout] test book::summary::tests::parse_initial_title ... ok [INFO] [stdout] test book::tests::config_defaults_to_html_renderer_if_empty ... ok [INFO] [stdout] test book::summary::tests::keep_numbering_after_separator ... ok [INFO] [stdout] test book::tests::add_a_random_renderer_to_the_config ... ok [INFO] [stdout] test book::summary::tests::parse_nested_numbered_chapters ... ok [INFO] [stdout] test book::tests::add_a_random_renderer_with_custom_command_to_the_config ... ok [INFO] [stdout] test book::summary::tests::suffix_items_cannot_be_followed_by_a_list ... ok [INFO] [stdout] test book::tests::can_determine_third_party_preprocessors ... ok [INFO] [stdout] test book::tests::config_defaults_to_link_and_index_preprocessor_if_not_set ... ok [INFO] [stdout] test book::tests::config_respects_preprocessor_selection ... ok [INFO] [stdout] test book::tests::preprocessor_should_run_falls_back_to_supports_renderer_method ... 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 config::tests::parse_env_vars ... ok [INFO] [stdout] test config::tests::mutate_some_stuff ... ok [INFO] [stdout] test config::tests::load_arbitrary_output_type ... ok [INFO] [stdout] test config::tests::update_config_using_env_var_and_complex_value ... ok [INFO] [stdout] test config::tests::set_a_config_item ... ok [INFO] [stdout] test config::tests::update_book_title_via_env ... ok [INFO] [stdout] test config::tests::update_config_using_env_var ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_escaped_link ... ok [INFO] [stdout] test preprocess::links::tests::test_find_all_link_types ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_empty_link ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_simple_link ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_no_link ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_partial_link ... ok [INFO] [stdout] test preprocess::index::tests::file_stem_exactly_matches_readme_case_insensitively ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_with_line_number ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_with_from_range ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_unknown_link_type ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_with_full_range ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_with_range ... ok [INFO] [stdout] test preprocess::links::tests::test_find_playpens_with_properties ... ok [INFO] [stdout] test preprocess::links::tests::test_find_links_with_no_range_specified ... 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 theme::tests::theme_dir_overrides_defaults ... ok [INFO] [stdout] test renderer::html_handlebars::hbs_renderer::tests::original_build_header_links ... ok [INFO] [stdout] test utils::fs::tests::copy_files_except_ext_test ... ok [INFO] [stdout] test theme::tests::theme_uses_defaults_with_nonexistent_src_dir ... 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::convert_quotes_to_curly::it_converts_single_quotes ... 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_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::it_can_adjust_markdown_links ... 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 renderer::html_handlebars::helpers::navigation::tests::test_last ... FAILED [INFO] [stdout] test config::tests::can_still_load_the_previous_format ... FAILED [INFO] [stdout] test renderer::html_handlebars::helpers::navigation::tests::test_first ... FAILED [INFO] [stdout] test config::tests::load_a_complex_config_file ... 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] ---- 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: 0x55966e4a7a4b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55966e4a7a4b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55966e4a7a4b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55966e4a7a4b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55966e4a7a4b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55966e4a76ba - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55966e4a81c0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55966e4a7d42 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55966e4a7c26 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55966e4c901d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55966e4c8f5c - core::panicking::panic::h2d0bc53a963fb996 [INFO] [stdout] at src/libcore/panicking.rs:49 [INFO] [stdout] 11: 0x55966da8f800 - core::option::Option::unwrap::ha5c8f66bee24a4fa [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:12 [INFO] [stdout] 12: 0x55966db0f08e - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::render::h8443f181ff8b5b13 [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:101 [INFO] [stdout] 13: 0x55966db1087c - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::previous::h821573d77f0778ab [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:152 [INFO] [stdout] 14: 0x55966daf6770 - core::ops::function::Fn::call::hf6c73e5be9885177 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:69 [INFO] [stdout] 15: 0x55966db06755 - ::call::h2cb7423b333a4c42 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/helpers/mod.rs:125 [INFO] [stdout] 16: 0x55966df5bb28 - ::render::{{closure}}::ha43e78f8ffeb9f4e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:788 [INFO] [stdout] 17: 0x55966dfa2c51 - core::result::Result::and_then::hefa19d9028c573e2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:639 [INFO] [stdout] 18: 0x55966dfcf1d9 - ::render::hdf07ee2fbcd168c3 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:776 [INFO] [stdout] 19: 0x55966dfcd9c9 - ::render::h8332fbc8eebc9d35 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:688 [INFO] [stdout] 20: 0x55966daf4f7e - handlebars::registry::Registry::render_template_to_write::h8d0cf24a25fd511d [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:410 [INFO] [stdout] 21: 0x55966daf42dd - handlebars::registry::Registry::render_template::haf47dc277f4e27d8 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:391 [INFO] [stdout] 22: 0x55966db50df3 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_last::h4e38ff85ade9296f [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:268 [INFO] [stdout] 23: 0x55966db5047a - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_last::{{closure}}::hd93bf3a82bc1d3c5 [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:243 [INFO] [stdout] 24: 0x55966daf8e0e - core::ops::function::FnOnce::call_once::hf2d6f36e1a509935 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 25: 0x55966de584cf - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 26: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 27: 0x55966de72ac8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 28: 0x55966de72ac8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55966de72ac8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 30: 0x55966de4d945 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 31: 0x55966de51a05 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 32: 0x55966de51a05 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 33: 0x55966de51a05 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 34: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 35: 0x55966de52102 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 36: 0x55966de52102 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 37: 0x55966de52102 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 38: 0x55966de52102 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 39: 0x55966e498e8f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 40: 0x55966e4afc50 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 41: 0x55966e4afc50 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 42: 0x55966e4afc50 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 43: 0x7fbfd48c64a4 - start_thread [INFO] [stdout] 44: 0x7fbfd43f1d0f - __clone [INFO] [stdout] 45: 0x0 - [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: 0x55966e4a7a4b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55966e4a7a4b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55966e4a7a4b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55966e4a7a4b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55966e4a7a4b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55966e4a76ba - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55966e4a81c0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55966e4a7d42 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55966e4a7c26 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55966e4c901d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55966e4c8f5c - core::panicking::panic::h2d0bc53a963fb996 [INFO] [stdout] at src/libcore/panicking.rs:49 [INFO] [stdout] 11: 0x55966da8f65a - core::option::Option::unwrap::h28e211b8910553e0 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:12 [INFO] [stdout] 12: 0x55966dc5f9ba - mdbook_html_taco::config::tests::can_still_load_the_previous_format::hf5e1cd0dd8d4ece5 [INFO] [stdout] at src/config.rs:731 [INFO] [stdout] 13: 0x55966dc5f07a - mdbook_html_taco::config::tests::can_still_load_the_previous_format::{{closure}}::hc6fe2cb744262a82 [INFO] [stdout] at src/config.rs:687 [INFO] [stdout] 14: 0x55966daf771e - core::ops::function::FnOnce::call_once::h394f4dbcd2fc6548 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x55966de584cf - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x55966de72ac8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55966de72ac8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55966de72ac8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x55966de4d945 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55966de51a05 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55966de51a05 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55966de51a05 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x55966de52102 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55966de52102 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55966de52102 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55966de52102 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x55966e498e8f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x55966e4afc50 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x55966e4afc50 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55966e4afc50 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fbfd48c64a4 - start_thread [INFO] [stdout] 34: 0x7fbfd43f1d0f - __clone [INFO] [stdout] 35: 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: 0x55966e4a7a4b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55966e4a7a4b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55966e4a7a4b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55966e4a7a4b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55966e4a7a4b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55966e4a76ba - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55966e4a81c0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55966e4a7d42 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55966e4a7c26 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55966e4c901d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55966e4c8f5c - core::panicking::panic::h2d0bc53a963fb996 [INFO] [stdout] at src/libcore/panicking.rs:49 [INFO] [stdout] 11: 0x55966da8f800 - core::option::Option::unwrap::ha5c8f66bee24a4fa [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:12 [INFO] [stdout] 12: 0x55966db0f08e - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::render::h8443f181ff8b5b13 [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:101 [INFO] [stdout] 13: 0x55966db110bc - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::next::h192bf8fa2c0b33d7 [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:168 [INFO] [stdout] 14: 0x55966daf6690 - core::ops::function::Fn::call::h2f00cf089ed3f246 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:69 [INFO] [stdout] 15: 0x55966db06825 - ::call::hba7b0c1add97b535 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/helpers/mod.rs:125 [INFO] [stdout] 16: 0x55966df5bb28 - ::render::{{closure}}::ha43e78f8ffeb9f4e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:788 [INFO] [stdout] 17: 0x55966dfa2c51 - core::result::Result::and_then::hefa19d9028c573e2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:639 [INFO] [stdout] 18: 0x55966dfcf1d9 - ::render::hdf07ee2fbcd168c3 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:776 [INFO] [stdout] 19: 0x55966dfcd9c9 - ::render::h8332fbc8eebc9d35 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:688 [INFO] [stdout] 20: 0x55966daf4f7e - handlebars::registry::Registry::render_template_to_write::h8d0cf24a25fd511d [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:410 [INFO] [stdout] 21: 0x55966daf42dd - handlebars::registry::Registry::render_template::haf47dc277f4e27d8 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:391 [INFO] [stdout] 22: 0x55966db4ffa3 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_first::h7e4f9b797ba38c56 [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:238 [INFO] [stdout] 23: 0x55966db4f62a - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_first::{{closure}}::h2a567a434f348119 [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:213 [INFO] [stdout] 24: 0x55966daf760e - core::ops::function::FnOnce::call_once::h3599d665bc57acbe [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 25: 0x55966de584cf - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 26: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 27: 0x55966de72ac8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 28: 0x55966de72ac8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55966de72ac8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 30: 0x55966de4d945 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 31: 0x55966de51a05 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 32: 0x55966de51a05 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 33: 0x55966de51a05 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 34: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 35: 0x55966de52102 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 36: 0x55966de52102 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 37: 0x55966de52102 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 38: 0x55966de52102 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 39: 0x55966e498e8f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 40: 0x55966e4afc50 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 41: 0x55966e4afc50 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 42: 0x55966e4afc50 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 43: 0x7fbfd48c64a4 - start_thread [INFO] [stdout] 44: 0x7fbfd43f1d0f - __clone [INFO] [stdout] 45: 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: 0x55966e4a7a4b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55966e4a7a4b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55966e4a7a4b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55966e4a7a4b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55966e4a7a4b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55966e4a76ba - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55966e4a81c0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55966e4a7d42 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55966e4a7c26 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55966e4c901d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55966e4c8f5c - core::panicking::panic::h2d0bc53a963fb996 [INFO] [stdout] at src/libcore/panicking.rs:49 [INFO] [stdout] 11: 0x55966da8f65a - core::option::Option::unwrap::h28e211b8910553e0 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:12 [INFO] [stdout] 12: 0x55966dc5c151 - mdbook_html_taco::config::tests::load_a_complex_config_file::h119625394670f26a [INFO] [stdout] at src/config.rs:633 [INFO] [stdout] 13: 0x55966dc5b7ba - mdbook_html_taco::config::tests::load_a_complex_config_file::{{closure}}::hd80a3f201914aa98 [INFO] [stdout] at src/config.rs:597 [INFO] [stdout] 14: 0x55966daf743e - core::ops::function::FnOnce::call_once::h2b588d13dadfe97b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x55966de584cf - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x55966de72ac8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55966de72ac8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55966de72ac8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x55966de4d945 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55966de51a05 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55966de51a05 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55966de51a05 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x55966de52102 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55966de52102 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55966de52102 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55966de52102 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x55966e498e8f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x55966e4afc50 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x55966e4afc50 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55966e4afc50 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fbfd48c64a4 - start_thread [INFO] [stdout] 34: 0x7fbfd43f1d0f - __clone [INFO] [stdout] 35: 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: 0x55966e4a7a4b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55966e4a7a4b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55966e4a7a4b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55966e4a7a4b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55966e4a7a4b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55966e4a76ba - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55966e4a81c0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55966e4a7d42 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55966e4a7c26 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55966e4c901d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55966e4c8f5c - core::panicking::panic::h2d0bc53a963fb996 [INFO] [stdout] at src/libcore/panicking.rs:49 [INFO] [stdout] 11: 0x55966da8f800 - core::option::Option::unwrap::ha5c8f66bee24a4fa [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:12 [INFO] [stdout] 12: 0x55966db0f08e - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::render::h8443f181ff8b5b13 [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:101 [INFO] [stdout] 13: 0x55966db1087c - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::previous::h821573d77f0778ab [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:152 [INFO] [stdout] 14: 0x55966daf6770 - core::ops::function::Fn::call::hf6c73e5be9885177 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:69 [INFO] [stdout] 15: 0x55966db06755 - ::call::h2cb7423b333a4c42 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/helpers/mod.rs:125 [INFO] [stdout] 16: 0x55966df5bb28 - ::render::{{closure}}::ha43e78f8ffeb9f4e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:788 [INFO] [stdout] 17: 0x55966dfa2c51 - core::result::Result::and_then::hefa19d9028c573e2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:639 [INFO] [stdout] 18: 0x55966dfcf1d9 - ::render::hdf07ee2fbcd168c3 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:776 [INFO] [stdout] 19: 0x55966dfcd9c9 - ::render::h8332fbc8eebc9d35 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/render.rs:688 [INFO] [stdout] 20: 0x55966daf4f7e - handlebars::registry::Registry::render_template_to_write::h8d0cf24a25fd511d [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:410 [INFO] [stdout] 21: 0x55966daf42dd - handlebars::registry::Registry::render_template::haf47dc277f4e27d8 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-1.1.0/src/registry.rs:391 [INFO] [stdout] 22: 0x55966db4f153 - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_next_previous::hfe9272c98768534b [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:207 [INFO] [stdout] 23: 0x55966db4e7da - mdbook_html_taco::renderer::html_handlebars::helpers::navigation::tests::test_next_previous::{{closure}}::h04f382c95ef2d659 [INFO] [stdout] at src/renderer/html_handlebars/helpers/navigation.rs:182 [INFO] [stdout] 24: 0x55966daf7c9e - core::ops::function::FnOnce::call_once::h604f780e78da3471 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 25: 0x55966de584cf - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 26: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 27: 0x55966de72ac8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 28: 0x55966de72ac8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55966de72ac8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 30: 0x55966de4d945 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 31: 0x55966de51a05 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 32: 0x55966de51a05 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 33: 0x55966de51a05 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 34: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 35: 0x55966de52102 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 36: 0x55966de52102 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 37: 0x55966de52102 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 38: 0x55966de52102 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 39: 0x55966e498e8f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 40: 0x55966e4afc50 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 41: 0x55966e4afc50 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 42: 0x55966e4afc50 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 43: 0x7fbfd48c64a4 - start_thread [INFO] [stdout] 44: 0x7fbfd43f1d0f - __clone [INFO] [stdout] 45: 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::h66c18518d0d3cfb5 (0x55966e453f04) [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::h1017ff178b67669a (0x55966daf7129) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 2: core::option::Option::unwrap_or_else::h2414dea0b709b368 (0x55966da8a03a) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/option.rs:388 [INFO] [stdout] 3: error_chain::State::new::h6c77ba7f35970334 (0x55966daf5593) [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}}::ha72e2059185edf68 (0x55966db55b25) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:142 [INFO] [stdout] 5: core::result::Result::map_err::h56e5ca3598495e34 (0x55966dbb381a) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:522 [INFO] [stdout] 6: as mdbook_html_taco::errors::ResultExt>::chain_err::hb8569e4b3602e5fb (0x55966dbc99af) [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::hc6816b6f2bb94a2a (0x55966db874a5) [INFO] [stdout] at src/book/book.rs:17 [INFO] [stdout] 8: mdbook_html_taco::book::MDBook::load_with_config::h262b497964ee16b4 (0x55966db4c12c) [INFO] [stdout] at src/book/mod.rs:85 [INFO] [stdout] 9: mdbook_html_taco::book::MDBook::load::h27ff6c26206874dc (0x55966db4becf) [INFO] [stdout] at src/book/mod.rs:77 [INFO] [stdout] 10: mdbook_html_taco::preprocess::cmd::tests::book_example::h355682a88c6688bb (0x55966da9a3ec) [INFO] [stdout] at src/preprocess/cmd.rs:175 [INFO] [stdout] 11: mdbook_html_taco::preprocess::cmd::tests::round_trip_write_and_parse_input::h17b09d0b0b81e5b6 (0x55966da9f3d1) [INFO] [stdout] at src/preprocess/cmd.rs:181 [INFO] [stdout] 12: mdbook_html_taco::preprocess::cmd::tests::round_trip_write_and_parse_input::{{closure}}::hc495426ac0d190ef (0x55966da9f319) [INFO] [stdout] at src/preprocess/cmd.rs:179 [INFO] [stdout] 13: core::ops::function::FnOnce::call_once::hbaca60be84b67189 (0x55966daf87ad) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 14: as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 (0x55966de584ce) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 15: __rust_maybe_catch_panic (0x55966e4b0819) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 16: std::panicking::try::h5a93466ab2078586 (0x55966de72ac7) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 (0x55966de4d944) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af (0x55966de51a04) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 19: __rust_maybe_catch_panic (0x55966e4b0819) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 20: std::panicking::try::hb54ba808181fe352 (0x55966de52101) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 21: as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 (0x55966e498e8e) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 22: as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d (0x55966e4afc4f) [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 23: start_thread (0x7fbfd48c64a3) [INFO] [stdout] 24: __clone (0x7fbfd43f1d0e) [INFO] [stdout] 25: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55966e4a7a4b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55966e4a7a4b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55966e4a7a4b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55966e4a7a4b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55966e4a7a4b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55966e4a76ba - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55966e4a81c0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55966e4a7d42 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55966e4a7c26 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55966e4c901d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55966dba43f3 - core::result::unwrap_failed::hcb3aa9ec8b19304d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x55966dbae8aa - core::result::Result::unwrap::h696f962045f00e6a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x55966da9a3fc - mdbook_html_taco::preprocess::cmd::tests::book_example::h355682a88c6688bb [INFO] [stdout] at src/preprocess/cmd.rs:175 [INFO] [stdout] 13: 0x55966da9f3d2 - mdbook_html_taco::preprocess::cmd::tests::round_trip_write_and_parse_input::h17b09d0b0b81e5b6 [INFO] [stdout] at src/preprocess/cmd.rs:181 [INFO] [stdout] 14: 0x55966da9f31a - mdbook_html_taco::preprocess::cmd::tests::round_trip_write_and_parse_input::{{closure}}::hc495426ac0d190ef [INFO] [stdout] at src/preprocess/cmd.rs:179 [INFO] [stdout] 15: 0x55966daf87ae - core::ops::function::FnOnce::call_once::hbaca60be84b67189 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x55966de584cf - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x55966de72ac8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55966de72ac8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55966de72ac8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x55966de4d945 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55966de51a05 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55966de51a05 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55966de51a05 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55966e4b081a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x55966de52102 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55966de52102 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55966de52102 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55966de52102 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x55966e498e8f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x55966e4afc50 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x55966e4afc50 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55966e4afc50 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fbfd48c64a4 - start_thread [INFO] [stdout] 35: 0x7fbfd43f1d0f - __clone [INFO] [stdout] 36: 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" "b65c3b4c3cfa3581dc1e670e1b596bad7fb30c6ba384ce26e13311914f8628bd"` [INFO] running `"docker" "rm" "-f" "b65c3b4c3cfa3581dc1e670e1b596bad7fb30c6ba384ce26e13311914f8628bd"` [INFO] [stdout] b65c3b4c3cfa3581dc1e670e1b596bad7fb30c6ba384ce26e13311914f8628bd