[INFO] fetching crate pidgin 0.4.4... [INFO] testing pidgin-0.4.4 against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530 [INFO] extracting crate pidgin 0.4.4 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate pidgin 0.4.4 on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pidgin 0.4.4 [INFO] finished tweaking crates.io crate pidgin 0.4.4 [INFO] tweaked toml for crates.io crate pidgin 0.4.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "generate-lockfile" "--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] Locking 85 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.4.0 (available: v0.5.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ef33cafb1b68e0c7f73295c7be07bc9c2a30afa3ec0d8fb5542b6b6fe5d47933 [INFO] running `Command { std: "docker" "start" "-a" "ef33cafb1b68e0c7f73295c7be07bc9c2a30afa3ec0d8fb5542b6b6fe5d47933", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef33cafb1b68e0c7f73295c7be07bc9c2a30afa3ec0d8fb5542b6b6fe5d47933", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef33cafb1b68e0c7f73295c7be07bc9c2a30afa3ec0d8fb5542b6b6fe5d47933", kill_on_drop: false }` [INFO] [stdout] ef33cafb1b68e0c7f73295c7be07bc9c2a30afa3ec0d8fb5542b6b6fe5d47933 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24563674f29bb338fab5938dca7b9441972a79dd9e2042f1dbf3ab872020e742 [INFO] running `Command { std: "docker" "start" "-a" "24563674f29bb338fab5938dca7b9441972a79dd9e2042f1dbf3ab872020e742", kill_on_drop: false }` [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling syn v2.0.90 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling serde_derive v1.0.216 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling serde v1.0.216 [INFO] [stderr] Compiling serde_regex v1.1.0 [INFO] [stderr] Compiling pidgin v0.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pidgin.rs:601:38 [INFO] [stdout] | [INFO] [stdout] 601 | fn find_character_classes(&self, mut phrases: Vec>) -> Vec> { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.31s [INFO] running `Command { std: "docker" "inspect" "24563674f29bb338fab5938dca7b9441972a79dd9e2042f1dbf3ab872020e742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24563674f29bb338fab5938dca7b9441972a79dd9e2042f1dbf3ab872020e742", kill_on_drop: false }` [INFO] [stdout] 24563674f29bb338fab5938dca7b9441972a79dd9e2042f1dbf3ab872020e742 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8cb8d81cd635c4bccc9d22103ab4646f1fc4c926da5517461a01a20083ac2c1a [INFO] running `Command { std: "docker" "start" "-a" "8cb8d81cd635c4bccc9d22103ab4646f1fc4c926da5517461a01a20083ac2c1a", kill_on_drop: false }` [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling serde_json v1.0.133 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pidgin.rs:601:38 [INFO] [stdout] | [INFO] [stdout] 601 | fn find_character_classes(&self, mut phrases: Vec>) -> Vec> { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling criterion v0.4.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling pidgin v0.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pidgin.rs:601:38 [INFO] [stdout] | [INFO] [stdout] 601 | fn find_character_classes(&self, mut phrases: Vec>) -> Vec> { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 18.23s [INFO] running `Command { std: "docker" "inspect" "8cb8d81cd635c4bccc9d22103ab4646f1fc4c926da5517461a01a20083ac2c1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cb8d81cd635c4bccc9d22103ab4646f1fc4c926da5517461a01a20083ac2c1a", kill_on_drop: false }` [INFO] [stdout] 8cb8d81cd635c4bccc9d22103ab4646f1fc4c926da5517461a01a20083ac2c1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 475edc29566f76016b32a2b96d9435b814fe13a5c10ab4fcdfa635950f4dcb87 [INFO] running `Command { std: "docker" "start" "-a" "475edc29566f76016b32a2b96d9435b814fe13a5c10ab4fcdfa635950f4dcb87", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/pidgin.rs:601:38 [INFO] [stderr] | [INFO] [stderr] 601 | fn find_character_classes(&self, mut phrases: Vec>) -> Vec> { [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `pidgin` (lib) generated 1 warning (run `cargo fix --lib -p pidgin` to apply 1 suggestion) [INFO] [stderr] warning: `pidgin` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pidgin-72314d9e2ffa38e1) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test util::tests::char_and_p_named_char_class_is_not_atomic ... ok [INFO] [stderr] Running tests/macro.rs (/opt/rustwide/target/debug/deps/macro-36c10d741eba4850) [INFO] [stdout] test util::tests::one_level_char_class_nesting ... ok [INFO] [stdout] test util::tests::one_level_group_nesting ... ok [INFO] [stdout] test util::tests::sequence_of_groups_is_not_atomic ... ok [INFO] [stdout] test util::tests::p_named_char_class_is_atomic ... ok [INFO] [stdout] test util::tests::group_is_atomic ... ok [INFO] [stdout] test util::tests::sequence_of_char_class_is_not_atomic ... ok [INFO] [stdout] test util::tests::simple_char_class_is_atomic ... ok [INFO] [stdout] test util::tests::simple_char_class_with_escape_is_atomic ... ok [INFO] [stdout] test util::tests::single_characters_are_atomic ... ok [INFO] [stdout] test util::tests::leading_slash_then_char_is_atomic ... ok [INFO] [stdout] test util::tests::two_chars_where_first_is_not_slash_non_atomic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 51 tests [INFO] [stdout] test complex_character_class ... ok [INFO] [stdout] test common_prefix ... ok [INFO] [stdout] test children ... ok [INFO] [stdout] test complex_repeat ... ok [INFO] [stdout] test common_suffix ... ok [INFO] [stdout] test complex_character_class_alternation ... ok [INFO] [stdout] test both_prefix_and_suffix ... ok [INFO] [stdout] test foo_bar ... ok [INFO] [stdout] test foo_at_2_to_4_bar ... ok [INFO] [stdout] test foo_at_least_2_bar ... ok [INFO] [stdout] test deep_name ... ok [INFO] [stdout] test foo_bar_foo ... ok [INFO] [stdout] test foo_foo ... ok [INFO] [stdout] test foo_foo2 ... ok [INFO] [stdout] test deep_all_names ... ok [INFO] [stdout] test foo_star_bar ... ok [INFO] [stdout] test foo_plus_bar ... ok [INFO] [stdout] test has_test ... ok [INFO] [stdout] test long_character_class ... ok [INFO] [stdout] test matcher_serialization ... ok [INFO] [stdout] test longer_repeat_found ... ok [INFO] [stdout] test foo_maybe_bar ... ok [INFO] [stdout] test foreign_grammar ... ok [INFO] [stdout] test no_unicode ... ok [INFO] [stdout] test multiple_definitions ... ok [INFO] [stdout] test maybe_space ... ok [INFO] [stdout] test optional_space ... ok [INFO] [stdout] test optional_space_with_repetition ... ok [INFO] [stdout] test regex_rule ... ok [INFO] [stdout] test rule_example ... ok [INFO] [stdout] test rule_general_and_specific_b_flags ... ok [INFO] [stdout] test namespace_collision ... ok [INFO] [stdout] test rule_general_and_specific_flags ... ok [INFO] [stdout] test rx ... ok [INFO] [stdout] test rule_specific_flags ... ok [INFO] [stdout] test rule_general_flags ... ok [INFO] [stdout] test small_repeat_ignored ... ok [INFO] [stdout] test short_character_class ... ok [INFO] [stdout] test simple_alternation ... ok [INFO] [stdout] test stingy ... ok [INFO] [stdout] test vec_rule_simple ... ok [INFO] [stdout] test using_sub_rule ... ok [INFO] [stdout] test vec_rule_with_repetition ... ok [INFO] [stdout] test stinginess ... ok [INFO] [stdout] test word_bound_right ... ok [INFO] [stdout] test complex_example ... ok [INFO] [stdout] test word_bound_left ... ok [INFO] [stdout] test parse_example ... ok [INFO] [stdout] test some_space ... ok [INFO] [stdout] test messing_about ... ok [INFO] [stdout] test rx_example ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s [INFO] [stdout] [INFO] [stderr] Doc-tests pidgin [INFO] [stderr] error: DefId(0:58 ~ pidgin[5efe]::macros::grammar) has more than five doctests [INFO] [stderr] [INFO] [stderr] error: aborting due to 1 previous error [INFO] [stderr] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ed7f3d77595b4831fdf085f2529aa13b5b51ff7d/bin/rustdoc --edition=2018 --crate-type lib --color auto --crate-name pidgin --test src/lib.rs --test-run-directory /opt/rustwide/workdir -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-3b56f4ebc8ca5e6a.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b3603208c0de2608.rlib --extern pidgin=/opt/rustwide/target/debug/deps/libpidgin-3078acf5b344cf43.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-dffa3d15c5bdb68c.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-ed00a127b8e728c6.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-9023b9d6122449fd.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-2857b6d7580fa966.rlib --extern serde_regex=/opt/rustwide/target/debug/deps/libserde_regex-c44906571aa4369d.rlib -C embed-bitcode=no --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' --cap-lints=forbid --error-format human` (exit status: 1) [INFO] [stderr] note: test exited abnormally; to see the full output pass --nocapture to the harness. [INFO] running `Command { std: "docker" "inspect" "475edc29566f76016b32a2b96d9435b814fe13a5c10ab4fcdfa635950f4dcb87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "475edc29566f76016b32a2b96d9435b814fe13a5c10ab4fcdfa635950f4dcb87", kill_on_drop: false }` [INFO] [stdout] 475edc29566f76016b32a2b96d9435b814fe13a5c10ab4fcdfa635950f4dcb87