[INFO] fetching crate i-dunno 1.0.0... [INFO] testing i-dunno-1.0.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate i-dunno 1.0.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate i-dunno 1.0.0 [INFO] finished tweaking crates.io crate i-dunno 1.0.0 [INFO] tweaked toml for crates.io crate i-dunno 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate i-dunno 1.0.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate i-dunno 1.0.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unic-char-range v0.9.0 [INFO] [stderr] Downloaded unicode-script v0.5.2 [INFO] [stderr] Downloaded unic-ucd-bidi v0.9.0 [INFO] [stderr] Downloaded unic-ucd-segment v0.9.0 [INFO] [stderr] Downloaded unic-ucd-age v0.9.0 [INFO] [stderr] Downloaded unic-emoji-char v0.9.0 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded unic-ucd-category v0.9.0 [INFO] [stderr] Downloaded unic-ucd-case v0.9.0 [INFO] [stderr] Downloaded unic-ucd-common v0.9.0 [INFO] [stderr] Downloaded unic-ucd-name v0.9.0 [INFO] [stderr] Downloaded clap v2.33.3 [INFO] [stderr] Downloaded unic-ucd-ident v0.9.0 [INFO] [stderr] Downloaded unic-ucd-name_aliases v0.9.0 [INFO] [stderr] Downloaded unic-ucd-hangul v0.9.0 [INFO] [stderr] Downloaded unic-ucd-block v0.9.0 [INFO] [stderr] Downloaded unic-ucd-version v0.9.0 [INFO] [stderr] Downloaded unic-ucd v0.9.0 [INFO] [stderr] Downloaded unic-common v0.9.0 [INFO] [stderr] Downloaded libc v0.2.88 [INFO] [stderr] Downloaded unic-char-property v0.9.0 [INFO] [stderr] Downloaded unic-ucd-normal v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a787d7622225871d0013a5b0b67a5f360c16f3a356caf5d3ebfebb3155994d6 [INFO] running `Command { std: "docker" "start" "-a" "3a787d7622225871d0013a5b0b67a5f360c16f3a356caf5d3ebfebb3155994d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a787d7622225871d0013a5b0b67a5f360c16f3a356caf5d3ebfebb3155994d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a787d7622225871d0013a5b0b67a5f360c16f3a356caf5d3ebfebb3155994d6", kill_on_drop: false }` [INFO] [stdout] 3a787d7622225871d0013a5b0b67a5f360c16f3a356caf5d3ebfebb3155994d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4eace324f3a329b096e15ae21618359c5ce75db3e3e31aac0449cc047055b233 [INFO] running `Command { std: "docker" "start" "-a" "4eace324f3a329b096e15ae21618359c5ce75db3e3e31aac0449cc047055b233", kill_on_drop: false }` [INFO] [stderr] Compiling unic-common v0.9.0 [INFO] [stderr] Compiling unic-char-range v0.9.0 [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling unicode-script v0.5.2 [INFO] [stderr] Compiling unic-ucd-version v0.9.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling unic-ucd-hangul v0.9.0 [INFO] [stderr] Compiling unic-char-property v0.9.0 [INFO] [stderr] Compiling unic-ucd-category v0.9.0 [INFO] [stderr] Compiling unic-ucd-common v0.9.0 [INFO] [stderr] Compiling unic-ucd-block v0.9.0 [INFO] [stderr] Compiling unic-ucd-name v0.9.0 [INFO] [stderr] Compiling unic-ucd-ident v0.9.0 [INFO] [stderr] Compiling unic-ucd-age v0.9.0 [INFO] [stderr] Compiling unic-ucd-segment v0.9.0 [INFO] [stderr] Compiling unic-ucd-bidi v0.9.0 [INFO] [stderr] Compiling unic-ucd-name_aliases v0.9.0 [INFO] [stderr] Compiling unic-ucd-case v0.9.0 [INFO] [stderr] Compiling unic-emoji-char v0.9.0 [INFO] [stderr] Compiling unic-ucd-normal v0.9.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling unic-ucd v0.9.0 [INFO] [stderr] Compiling i-dunno v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `VecBoolBits` is never constructed [INFO] [stdout] --> src/vecboolbits.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct VecBoolBits { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.43s [INFO] running `Command { std: "docker" "inspect" "4eace324f3a329b096e15ae21618359c5ce75db3e3e31aac0449cc047055b233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4eace324f3a329b096e15ae21618359c5ce75db3e3e31aac0449cc047055b233", kill_on_drop: false }` [INFO] [stdout] 4eace324f3a329b096e15ae21618359c5ce75db3e3e31aac0449cc047055b233 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d74219fc08d9ea7bfe58275d6d7f872c9e1fd9a538e42668f01490bd6ff8c3eb [INFO] running `Command { std: "docker" "start" "-a" "d74219fc08d9ea7bfe58275d6d7f872c9e1fd9a538e42668f01490bd6ff8c3eb", kill_on_drop: false }` [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling json v0.12.4 [INFO] [stdout] warning: struct `VecBoolBits` is never constructed [INFO] [stdout] --> src/vecboolbits.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct VecBoolBits { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling i-dunno v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.81s [INFO] running `Command { std: "docker" "inspect" "d74219fc08d9ea7bfe58275d6d7f872c9e1fd9a538e42668f01490bd6ff8c3eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d74219fc08d9ea7bfe58275d6d7f872c9e1fd9a538e42668f01490bd6ff8c3eb", kill_on_drop: false }` [INFO] [stdout] d74219fc08d9ea7bfe58275d6d7f872c9e1fd9a538e42668f01490bd6ff8c3eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c143b7353b761f224543eba944857e9f8a92cc352982e624e87f086035f3eadd [INFO] running `Command { std: "docker" "start" "-a" "c143b7353b761f224543eba944857e9f8a92cc352982e624e87f086035f3eadd", kill_on_drop: false }` [INFO] [stderr] warning: struct `VecBoolBits` is never constructed [INFO] [stderr] --> src/vecboolbits.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct VecBoolBits { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `i-dunno` (lib) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/i_dunno-e4786e19f2155980) [INFO] [stdout] [INFO] [stdout] running 65 tests [INFO] [stdout] test bytesbits::tests::empty_list_of_bytes_is_no_bits ... ok [INFO] [stdout] test bytesbits::tests::some_numbers_come_out_as_bits ... ok [INFO] [stdout] test bits::tests::taking_whole_thing_as_u32_clears_bits ... ok [INFO] [stdout] test bits::tests::taking_some_bits_leaves_the_rest ... ok [INFO] [stdout] test bytesbits::tests::zero_bytes_is_zero_bits ... ok [INFO] [stdout] test combinations::tests::combs_returns_multiple_numbers ... ok [INFO] [stdout] test combinations::tests::given_enough_bits_for_a_single_char_then_combs_returns_it ... ok [INFO] [stdout] test confusion::tests::bel_code_point_is_unprintable ... ok [INFO] [stdout] test confusion::tests::form_feed_is_inprintable ... ok [INFO] [stdout] test confusion::tests::many_chars_with_same_directionality_are_not_enough ... ok [INFO] [stdout] test confusion::tests::single_char_has_one_directionality ... ok [INFO] [stdout] test confusion::tests::string_with_bel_plus_min_reqs_is_delightful ... ok [INFO] [stdout] test confusion::tests::string_with_just_bel_is_not_confusing ... ok [INFO] [stdout] test confusion::tests::empty_string_does_not_contain_multi_octet_code_points ... ok [INFO] [stdout] test confusion::tests::confusion_levels_are_ordered ... ok [INFO] [stdout] test confusion::tests::ascii_string_does_not_contain_multi_octet_code_points ... ok [INFO] [stdout] test confusion::tests::string_without_symbols_or_multiple_scripts_is_not_satisfactory ... ok [INFO] [stdout] test confusion::tests::string_without_multiple_scripts_is_delightful ... ok [INFO] [stdout] test confusion::tests::string_with_multibyte_and_disallowed_char_is_delightful ... ok [INFO] [stdout] test confusion::tests::normal_string_is_not_confusing ... ok [INFO] [stdout] test confusion::tests::string_with_multibyte_and_disallowed_char_is_minimum ... ok [INFO] [stdout] test confusion::tests::zero_code_point_makes_string_idna_disallowed ... ok [INFO] [stdout] test confusion::tests::empty_string_is_not_confusing ... ok [INFO] [stdout] test confusion::tests::string_without_symbols_is_delightful ... ok [INFO] [stdout] test combinations::tests::combs_explores_multiple_alternatives ... ok [INFO] [stdout] test confusion::tests::e_acute_does_contain_multi_octet_code_points ... ok [INFO] [stdout] test data::code_generation::process_idna::tests::example ... ok [INFO] [stdout] test decode::tests::bits_from_utf8_bytes_extracts_the_right_bits ... ok [INFO] [stdout] test decode::tests::can_make_byte_from_8_bits ... ok [INFO] [stdout] test decode::tests::decode_a_tiny_number ... ok [INFO] [stdout] test decode::tests::decode_localhost ... ok [INFO] [stdout] test confusion::tests::chars_with_different_directionalities_are_detected ... ok [INFO] [stdout] test confusion::tests::string_with_symbols_etc_is_satisfactory ... ok [INFO] [stdout] test decode::tests::decoding_an_ipv6_address_with_lots_of_options ... ok [INFO] [stdout] test decode::tests::decoding_198_51_100_164 ... ok [INFO] [stdout] test decode::tests::decoding_an_ipv6_address ... ok [INFO] [stdout] test encode::tests::all_encodings_of_198_51_100_164 ... ok [INFO] [stdout] test encode::tests::encode_localhost ... ok [INFO] [stdout] test i_dunno_unicode::tests::a_is_printable ... ok [INFO] [stdout] test i_dunno_unicode::tests::a_is_ltr ... ok [INFO] [stdout] test encode::tests::encoding_of_something_with_no_valid_encodings ... ok [INFO] [stdout] test decode::tests::decode_a_small_number ... ok [INFO] [stdout] test decode::tests::decoding_something_with_only_one_delightful_but_more_satisfactory ... ok [INFO] [stdout] test i_dunno_unicode::tests::double_quotes_are_confusable ... ok [INFO] [stdout] test i_dunno_unicode::tests::ka_is_rtl ... ok [INFO] [stdout] test i_dunno_unicode::tests::latin_letters_are_not_emoji ... ok [INFO] [stdout] test i_dunno_unicode::tests::bell_is_unprintable ... ok [INFO] [stdout] test i_dunno_unicode::tests::maths_r_is_confusable ... ok [INFO] [stdout] test encode::tests::encoding_something_with_only_one_delightful_but_more_satisfactory ... ok [INFO] [stdout] test combinations::tests::if_number_of_bytes_does_not_match_character_sizes_we_return_nothing ... ok [INFO] [stdout] test i_dunno_unicode::tests::pile_of_poo_is_an_emoji ... ok [INFO] [stdout] test i_dunno_unicode::tests::some_weird_characters_are_not_symbols ... ok [INFO] [stdout] test i_dunno_unicode::tests::some_cyrillic_is_confusable ... ok [INFO] [stdout] test i_dunno_unicode::tests::example_is_not_confusable ... ok [INFO] [stdout] test i_dunno_unicode::tests::two_extreme_chars_have_different_dirs ... ok [INFO] [stdout] test confusion::tests::string_with_symbols_etc_is_delightful ... ok [INFO] [stdout] test vecboolbits::tests::empty_list_of_bytes_is_no_bits ... ok [INFO] [stdout] test i_dunno_unicode::tests::upside_down_question_mark_is_not_confusable ... ok [INFO] [stdout] test i_dunno_unicode::tests::many_things_are_common ... ok [INFO] [stdout] test vecboolbits::tests::some_numbers_come_out_as_bits ... ok [INFO] [stdout] test encode::tests::encoding_an_ipv6_address ... ok [INFO] [stdout] test i_dunno_unicode::tests::modifier_symbols_are_symbols ... ok [INFO] [stdout] test vecboolbits::tests::zero_bytes_is_zero_bits ... ok [INFO] [stdout] test encode::tests::encoding_of_something_with_only_one_encoding ... ok [INFO] [stdout] test encode::tests::encoding_an_ipv6_address_with_lots_of_options ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 65 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/i-dunno.rs (/opt/rustwide/target/debug/deps/i_dunno-ba1c273afcd6d9b5) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/test_examples.rs (/opt/rustwide/target/debug/deps/test_examples-db42ed1c54010336) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests i_dunno [INFO] [stdout] test our_behaviour_should_match_examples ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.08s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/encode.rs - encode::encode_all (line 59) ... ok [INFO] [stdout] test src/encode.rs - encode::encode (line 22) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c143b7353b761f224543eba944857e9f8a92cc352982e624e87f086035f3eadd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c143b7353b761f224543eba944857e9f8a92cc352982e624e87f086035f3eadd", kill_on_drop: false }` [INFO] [stdout] c143b7353b761f224543eba944857e9f8a92cc352982e624e87f086035f3eadd