[INFO] fetching crate pidgin 0.4.3... [INFO] testing pidgin-0.4.3 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate pidgin 0.4.3 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate pidgin 0.4.3 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pidgin 0.4.3 [INFO] finished tweaking crates.io crate pidgin 0.4.3 [INFO] tweaked toml for crates.io crate pidgin 0.4.3 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd4ce6a9fcc7aec24dd397789139fea57d90d0ffefb3bcfaeb34f7e80c8f7834 [INFO] running `Command { std: "docker" "start" "-a" "cd4ce6a9fcc7aec24dd397789139fea57d90d0ffefb3bcfaeb34f7e80c8f7834", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd4ce6a9fcc7aec24dd397789139fea57d90d0ffefb3bcfaeb34f7e80c8f7834", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd4ce6a9fcc7aec24dd397789139fea57d90d0ffefb3bcfaeb34f7e80c8f7834", kill_on_drop: false }` [INFO] [stdout] cd4ce6a9fcc7aec24dd397789139fea57d90d0ffefb3bcfaeb34f7e80c8f7834 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e945cb215d87cfdc00b6fc80ff945bc3b4d71b7cecde159dee83fa49ee178aa [INFO] running `Command { std: "docker" "start" "-a" "3e945cb215d87cfdc00b6fc80ff945bc3b4d71b7cecde159dee83fa49ee178aa", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling serde_regex v1.1.0 [INFO] [stderr] Compiling pidgin v0.4.3 (/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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.45s [INFO] running `Command { std: "docker" "inspect" "3e945cb215d87cfdc00b6fc80ff945bc3b4d71b7cecde159dee83fa49ee178aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e945cb215d87cfdc00b6fc80ff945bc3b4d71b7cecde159dee83fa49ee178aa", kill_on_drop: false }` [INFO] [stdout] 3e945cb215d87cfdc00b6fc80ff945bc3b4d71b7cecde159dee83fa49ee178aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7dc7acd55a6020dfe697d14e3497ecc5bc8d285c7e66840b6339463bf74cb53 [INFO] running `Command { std: "docker" "start" "-a" "e7dc7acd55a6020dfe697d14e3497ecc5bc8d285c7e66840b6339463bf74cb53", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling serde_cbor v0.11.1 [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling pidgin v0.4.3 (/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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 20.13s [INFO] running `Command { std: "docker" "inspect" "e7dc7acd55a6020dfe697d14e3497ecc5bc8d285c7e66840b6339463bf74cb53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7dc7acd55a6020dfe697d14e3497ecc5bc8d285c7e66840b6339463bf74cb53", kill_on_drop: false }` [INFO] [stdout] e7dc7acd55a6020dfe697d14e3497ecc5bc8d285c7e66840b6339463bf74cb53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3cd1ed16fd3bacc6fd100ee8481f66cec27a201acd6d62971afdd10bcf88ff8a [INFO] running `Command { std: "docker" "start" "-a" "3cd1ed16fd3bacc6fd100ee8481f66cec27a201acd6d62971afdd10bcf88ff8a", 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 [INFO] [stderr] warning: `pidgin` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pidgin-033c6e67fa8c9489) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test util::tests::char_and_p_named_char_class_is_not_atomic ... ok [INFO] [stdout] test util::tests::two_chars_where_first_is_not_slash_non_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::one_level_group_nesting ... ok [INFO] [stdout] test util::tests::simple_char_class_with_escape_is_atomic ... ok [INFO] [stdout] test util::tests::one_level_char_class_nesting ... ok [INFO] [stdout] test util::tests::simple_char_class_is_atomic ... ok [INFO] [stdout] test util::tests::sequence_of_char_class_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_groups_is_not_atomic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/macro.rs (/opt/rustwide/target/debug/deps/macro-3eebc04833185fca) [INFO] [stdout] [INFO] [stdout] running 51 tests [INFO] [stdout] test long_character_class ... ok [INFO] [stdout] test foo_bar ... ok [INFO] [stdout] test namespace_collision ... ok [INFO] [stdout] test no_unicode ... ok [INFO] [stdout] test common_prefix ... ok [INFO] [stdout] test complex_character_class ... ok [INFO] [stdout] test regex_rule ... ok [INFO] [stdout] test foo_at_2_to_4_bar ... ok [INFO] [stdout] test rule_example ... ok [INFO] [stdout] test complex_character_class_alternation ... ok [INFO] [stdout] test foo_star_bar ... ok [INFO] [stdout] test rx ... ok [INFO] [stdout] test short_character_class ... ok [INFO] [stdout] test foo_bar_foo ... ok [INFO] [stdout] test foreign_grammar ... ok [INFO] [stdout] test foo_maybe_bar ... ok [INFO] [stdout] test simple_alternation ... ok [INFO] [stdout] test foo_foo ... ok [INFO] [stdout] test optional_space_with_repetition ... ok [INFO] [stdout] test vec_rule_with_repetition ... ok [INFO] [stdout] test foo_at_least_2_bar ... ok [INFO] [stdout] test maybe_space ... ok [INFO] [stdout] test rule_general_and_specific_b_flags ... ok [INFO] [stdout] test multiple_definitions ... ok [INFO] [stdout] test foo_plus_bar ... ok [INFO] [stdout] test rule_general_and_specific_flags ... ok [INFO] [stdout] test vec_rule_simple ... ok [INFO] [stdout] test children ... ok [INFO] [stdout] test both_prefix_and_suffix ... ok [INFO] [stdout] test stinginess ... ok [INFO] [stdout] test some_space ... ok [INFO] [stdout] test optional_space ... ok [INFO] [stdout] test small_repeat_ignored ... ok [INFO] [stdout] test common_suffix ... ok [INFO] [stdout] test stingy ... ok [INFO] [stdout] test complex_repeat ... ok [INFO] [stdout] test deep_all_names ... ok [INFO] [stdout] test longer_repeat_found ... ok [INFO] [stdout] test foo_foo2 ... ok [INFO] [stdout] test word_bound_left ... ok [INFO] [stdout] test deep_name ... ok [INFO] [stdout] test word_bound_right ... ok [INFO] [stdout] test rule_general_flags ... ok [INFO] [stdout] test using_sub_rule ... ok [INFO] [stdout] test rule_specific_flags ... ok [INFO] [stdout] test has_test ... ok [INFO] [stdout] test parse_example ... ok [INFO] [stdout] test matcher_serialization ... ok [INFO] [stdout] test complex_example ... ok [INFO] [stdout] test messing_about ... ok [INFO] [stderr] Doc-tests pidgin [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 0.33s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 39 tests [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name pidgin --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-ec85bbfd0faf1f84.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-f67718dd40129317.rlib --extern pidgin=/opt/rustwide/target/debug/deps/libpidgin-dee23fd9c98c995f.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-b12671d5996357d8.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-14edb7dff9ca13a5.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-99dfea0b14cd41bb.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-94692ee5ce5de388.rlib --extern serde_regex=/opt/rustwide/target/debug/deps/libserde_regex-a415da527e084c62.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "3cd1ed16fd3bacc6fd100ee8481f66cec27a201acd6d62971afdd10bcf88ff8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cd1ed16fd3bacc6fd100ee8481f66cec27a201acd6d62971afdd10bcf88ff8a", kill_on_drop: false }` [INFO] [stdout] 3cd1ed16fd3bacc6fd100ee8481f66cec27a201acd6d62971afdd10bcf88ff8a