[INFO] fetching crate pidgin 0.4.0... [INFO] testing pidgin-0.4.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate pidgin 0.4.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate pidgin 0.4.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate pidgin 0.4.0 [INFO] finished tweaking crates.io crate pidgin 0.4.0 [INFO] tweaked toml for crates.io crate pidgin 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_regex v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71376948c1f2ea201376892e78a6b7c3696f6c001d539bcd0bccff095f1eebfe [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "71376948c1f2ea201376892e78a6b7c3696f6c001d539bcd0bccff095f1eebfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71376948c1f2ea201376892e78a6b7c3696f6c001d539bcd0bccff095f1eebfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71376948c1f2ea201376892e78a6b7c3696f6c001d539bcd0bccff095f1eebfe", kill_on_drop: false }` [INFO] [stdout] 71376948c1f2ea201376892e78a6b7c3696f6c001d539bcd0bccff095f1eebfe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7a074a8dae062a526217d96da36151496d3c11e0b7ff24d519d05e20ab5c4ced [INFO] running `Command { std: "docker" "start" "-a" "7a074a8dae062a526217d96da36151496d3c11e0b7ff24d519d05e20ab5c4ced", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling serde_regex v0.4.0 [INFO] [stderr] Compiling pidgin v0.4.0 (/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 31.56s [INFO] running `Command { std: "docker" "inspect" "7a074a8dae062a526217d96da36151496d3c11e0b7ff24d519d05e20ab5c4ced", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a074a8dae062a526217d96da36151496d3c11e0b7ff24d519d05e20ab5c4ced", kill_on_drop: false }` [INFO] [stdout] 7a074a8dae062a526217d96da36151496d3c11e0b7ff24d519d05e20ab5c4ced [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bafff0ca44c0d28584a2c94f775c54b6cc4fe0d965f4b4b720c5a02158cb3cf5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bafff0ca44c0d28584a2c94f775c54b6cc4fe0d965f4b4b720c5a02158cb3cf5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling half v1.6.0 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling serde_json v1.0.59 [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 semver v0.9.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling plotters v0.2.15 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling criterion v0.3.3 [INFO] [stderr] Compiling pidgin v0.4.0 (/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 56.69s [INFO] running `Command { std: "docker" "inspect" "bafff0ca44c0d28584a2c94f775c54b6cc4fe0d965f4b4b720c5a02158cb3cf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bafff0ca44c0d28584a2c94f775c54b6cc4fe0d965f4b4b720c5a02158cb3cf5", kill_on_drop: false }` [INFO] [stdout] bafff0ca44c0d28584a2c94f775c54b6cc4fe0d965f4b4b720c5a02158cb3cf5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1f34fda1846f45ef46629e1320cecb295a1720e045678bbd0657e523c2860bff [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1f34fda1846f45ef46629e1320cecb295a1720e045678bbd0657e523c2860bff", 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: 1 warning emitted [INFO] [stderr] [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/pidgin-074c38261e5b2040 [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test util::tests::two_chars_where_first_is_not_slash_non_atomic ... ok [INFO] [stdout] test util::tests::p_named_char_class_is_atomic ... ok [INFO] [stdout] test util::tests::single_characters_are_atomic ... ok [INFO] [stdout] test util::tests::char_and_p_named_char_class_is_not_atomic ... ok [INFO] [stdout] test util::tests::simple_char_class_is_atomic ... ok [INFO] [stdout] test util::tests::sequence_of_groups_is_not_atomic ... ok [INFO] [stdout] test util::tests::simple_char_class_with_escape_is_atomic ... ok [INFO] [stdout] test util::tests::sequence_of_char_class_is_not_atomic ... ok [INFO] [stdout] test util::tests::one_level_group_nesting ... ok [INFO] [stdout] test util::tests::one_level_char_class_nesting ... ok [INFO] [stdout] test util::tests::leading_slash_then_char_is_atomic ... ok [INFO] [stdout] test util::tests::group_is_atomic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/macro-0577dd75b24adac5 [INFO] [stdout] [INFO] [stdout] running 51 tests [INFO] [stdout] test children ... ok [INFO] [stdout] test complex_character_class ... ok [INFO] [stdout] test both_prefix_and_suffix ... ok [INFO] [stdout] test foo_at_least_2_bar ... ok [INFO] [stdout] test foo_foo2 ... ok [INFO] [stdout] test foo_plus_bar ... ok [INFO] [stdout] test complex_repeat ... ok [INFO] [stdout] test foo_star_bar ... ok [INFO] [stdout] test deep_all_names ... ok [INFO] [stdout] test foo_foo ... ok [INFO] [stdout] test long_character_class ... ok [INFO] [stdout] test maybe_space ... ok [INFO] [stdout] test has_test ... ok [INFO] [stdout] test matcher_serialization ... ok [INFO] [stdout] test longer_repeat_found ... ok [INFO] [stdout] test deep_name ... ok [INFO] [stdout] test namespace_collision ... ok [INFO] [stdout] test foo_bar ... ok [INFO] [stdout] test multiple_definitions ... ok [INFO] [stdout] test optional_space_with_repetition ... ok [INFO] [stdout] test regex_rule ... ok [INFO] [stdout] test rule_general_and_specific_b_flags ... ok [INFO] [stdout] test foo_bar_foo ... ok [INFO] [stdout] test foo_at_2_to_4_bar ... ok [INFO] [stdout] test common_prefix ... ok [INFO] [stdout] test optional_space ... ok [INFO] [stdout] test common_suffix ... ok [INFO] [stdout] test short_character_class ... ok [INFO] [stdout] test rule_general_flags ... ok [INFO] [stdout] test simple_alternation ... ok [INFO] [stdout] test complex_character_class_alternation ... ok [INFO] [stdout] test some_space ... ok [INFO] [stdout] test stinginess ... ok [INFO] [stdout] test foo_maybe_bar ... ok [INFO] [stdout] test no_unicode ... ok [INFO] [stdout] test vec_rule_with_repetition ... ok [INFO] [stdout] test small_repeat_ignored ... ok [INFO] [stdout] test rule_example ... ok [INFO] [stdout] test rule_specific_flags ... ok [INFO] [stdout] test stingy ... ok [INFO] [stdout] test vec_rule_simple ... ok [INFO] [stdout] test rule_general_and_specific_flags ... ok [INFO] [stdout] test using_sub_rule ... ok [INFO] [stdout] test rx ... ok [INFO] [stdout] test foreign_grammar ... ok [INFO] [stdout] test parse_example ... ok [INFO] [stdout] test word_bound_left ... ok [INFO] [stdout] test word_bound_right ... ok [INFO] [stdout] test complex_example ... ok [INFO] [stdout] test rx_example ... ok [INFO] [stdout] test messing_about ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests pidgin [INFO] [stdout] [INFO] [stdout] running 39 tests [INFO] [stdout] test src/grammar.rs - grammar::Grammar::rx (line 234) ... ok [INFO] [stdout] test src/grammar.rs - grammar::Grammar::rx (line 221) ... ok [INFO] [stdout] test src/lib.rs - (line 17) ... ok [INFO] [stdout] test src/grammar.rs - grammar::Grammar::matcher (line 45) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 188) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 128) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 151) ... ok [INFO] [stdout] test src/grammar.rs - grammar::Grammar::rule (line 171) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 143) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 107) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 197) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 207) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 174) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 246) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 217) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 428) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 233) ... ok [INFO] [stdout] test src/lib.rs - (line 25) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 262) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 295) ... ok [INFO] [stdout] test src/matching.rs - matching::Match::all_names (line 391) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 281) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 371) ... ok [INFO] [stdout] test src/matching.rs - matching::Match::as_str (line 249) ... ok [INFO] [stdout] test src/matching.rs - matching::Match::end (line 285) ... ok [INFO] [stdout] test src/matching.rs - matching::Match::children (line 321) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 402) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 344) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 310) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 328) ... ok [INFO] [stdout] test src/matching.rs - matching::Match::rule (line 303) ... ok [INFO] [stdout] test src/matching.rs - matching::Match::name (line 354) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 389) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 75) ... ok [INFO] [stdout] test src/matching.rs - matching::Match::has (line 418) ... ok [INFO] [stdout] test src/matching.rs - matching::Matcher::parse (line 34) ... ok [INFO] [stdout] test src/matching.rs - matching::Matcher::is_match (line 115) ... ok [INFO] [stdout] test src/matching.rs - matching::Match::start (line 267) ... ok [INFO] [stdout] test src/macros.rs - grammar (line 9) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1f34fda1846f45ef46629e1320cecb295a1720e045678bbd0657e523c2860bff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f34fda1846f45ef46629e1320cecb295a1720e045678bbd0657e523c2860bff", kill_on_drop: false }` [INFO] [stdout] 1f34fda1846f45ef46629e1320cecb295a1720e045678bbd0657e523c2860bff