[INFO] fetching crate pidgin 0.4.4... [INFO] checking pidgin-0.4.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate pidgin 0.4.4 into /workspace/builds/worker-2-tc2/source [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-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pidgin 0.4.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 85 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.4.0 (available: v0.6.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6c64e92b2bbdea98c75cf277bc8a22aa283499b16cecba47a1e93741082f4116 [INFO] running `Command { std: "docker" "start" "-a" "6c64e92b2bbdea98c75cf277bc8a22aa283499b16cecba47a1e93741082f4116", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c64e92b2bbdea98c75cf277bc8a22aa283499b16cecba47a1e93741082f4116", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c64e92b2bbdea98c75cf277bc8a22aa283499b16cecba47a1e93741082f4116", kill_on_drop: false }` [INFO] [stdout] 6c64e92b2bbdea98c75cf277bc8a22aa283499b16cecba47a1e93741082f4116 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc99c8b49f96aa948dbd72303fbaf4033015f40c824c31c4633981fb0f37262b [INFO] running `Command { std: "docker" "start" "-a" "fc99c8b49f96aa948dbd72303fbaf4033015f40c824c31c4633981fb0f37262b", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking half v2.6.0 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking textwrap v0.16.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking serde_regex v1.1.0 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking 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] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/matching.rs:371:17 [INFO] [stdout] | [INFO] [stdout] 371 | pub fn name(&self, name: &str) -> Option<&Match> { [INFO] [stdout] | ^^^^^ ------ [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 371 | pub fn name(&self, name: &str) -> Option<&Match<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/matching.rs:409:22 [INFO] [stdout] | [INFO] [stdout] 409 | pub fn all_names(&self, name: &str) -> Vec<&Match> { [INFO] [stdout] | ^^^^^ ------ [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 409 | pub fn all_names(&self, name: &str) -> Vec<&Match<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/matching.rs:371:17 [INFO] [stdout] | [INFO] [stdout] 371 | pub fn name(&self, name: &str) -> Option<&Match> { [INFO] [stdout] | ^^^^^ ------ [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 371 | pub fn name(&self, name: &str) -> Option<&Match<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/matching.rs:409:22 [INFO] [stdout] | [INFO] [stdout] 409 | pub fn all_names(&self, name: &str) -> Vec<&Match> { [INFO] [stdout] | ^^^^^ ------ [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 409 | pub fn all_names(&self, name: &str) -> Vec<&Match<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.45s [INFO] running `Command { std: "docker" "inspect" "fc99c8b49f96aa948dbd72303fbaf4033015f40c824c31c4633981fb0f37262b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc99c8b49f96aa948dbd72303fbaf4033015f40c824c31c4633981fb0f37262b", kill_on_drop: false }` [INFO] [stdout] fc99c8b49f96aa948dbd72303fbaf4033015f40c824c31c4633981fb0f37262b