[INFO] fetching crate chashmap-next 2.2.3... [INFO] checking chashmap-next-2.2.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate chashmap-next 2.2.3 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate chashmap-next 2.2.3 [INFO] finished tweaking crates.io crate chashmap-next 2.2.3 [INFO] tweaked toml for crates.io crate chashmap-next 2.2.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate chashmap-next 2.2.3 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 16 packages to latest compatible versions [INFO] [stderr] Adding parking_lot v0.11.2 (available: v0.12.4) [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb8c7e236db61afed7f9b4a3ae8569a374b137dff3ef74ba798987bfd631d2af [INFO] running `Command { std: "docker" "start" "-a" "eb8c7e236db61afed7f9b4a3ae8569a374b137dff3ef74ba798987bfd631d2af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb8c7e236db61afed7f9b4a3ae8569a374b137dff3ef74ba798987bfd631d2af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb8c7e236db61afed7f9b4a3ae8569a374b137dff3ef74ba798987bfd631d2af", kill_on_drop: false }` [INFO] [stdout] eb8c7e236db61afed7f9b4a3ae8569a374b137dff3ef74ba798987bfd631d2af [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5cfd4714f8d06cec3a856a79df77ab62f33fc89a2d29d5a82b2ebaa0cba8011f [INFO] running `Command { std: "docker" "start" "-a" "5cfd4714f8d06cec3a856a79df77ab62f33fc89a2d29d5a82b2ebaa0cba8011f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking chashmap-next v2.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:466:21 [INFO] [stdout] | [INFO] [stdout] 466 | let mut bucket = self.scan_mut_no_lock(&key, |x| match *x { [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/lib.rs:278:27 [INFO] [stdout] | [INFO] [stdout] 278 | fn scan(&self, key: &Q, matches: F) -> RwLockReadGuard> [INFO] [stdout] | ^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 278 | fn scan(&self, key: &Q, matches: F) -> RwLockReadGuard<'_, Bucket> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:306:31 [INFO] [stdout] | [INFO] [stdout] 306 | fn scan_mut(&self, key: &Q, matches: F) -> RwLockWriteGuard> [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 306 | fn scan_mut(&self, key: &Q, matches: F) -> RwLockWriteGuard<'_, Bucket> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:367:23 [INFO] [stdout] | [INFO] [stdout] 367 | fn lookup_or_free(&self, key: &K) -> RwLockWriteGuard> { [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 367 | fn lookup_or_free(&self, key: &K) -> RwLockWriteGuard<'_, Bucket> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:399:26 [INFO] [stdout] | [INFO] [stdout] 399 | fn lookup(&self, key: &Q) -> RwLockReadGuard> [INFO] [stdout] | ^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 399 | fn lookup(&self, key: &Q) -> RwLockReadGuard<'_, Bucket> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:421:30 [INFO] [stdout] | [INFO] [stdout] 421 | fn lookup_mut(&self, key: &Q) -> RwLockWriteGuard> [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 421 | fn lookup_mut(&self, key: &Q) -> RwLockWriteGuard<'_, Bucket> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:441:18 [INFO] [stdout] | [INFO] [stdout] 441 | fn find_free(&self, key: &K) -> RwLockWriteGuard> { [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 441 | fn find_free(&self, key: &K) -> RwLockWriteGuard<'_, Bucket> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:805:27 [INFO] [stdout] | [INFO] [stdout] 805 | pub fn get(&self, key: &Q) -> Option> [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 805 | pub fn get(&self, key: &Q) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:829:31 [INFO] [stdout] | [INFO] [stdout] 829 | pub fn get_mut(&self, key: &Q) -> Option> [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 829 | pub fn get_mut(&self, key: &Q) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:466:21 [INFO] [stdout] | [INFO] [stdout] 466 | let mut bucket = self.scan_mut_no_lock(&key, |x| match *x { [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/lib.rs:278:27 [INFO] [stdout] | [INFO] [stdout] 278 | fn scan(&self, key: &Q, matches: F) -> RwLockReadGuard> [INFO] [stdout] | ^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 278 | fn scan(&self, key: &Q, matches: F) -> RwLockReadGuard<'_, Bucket> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:306:31 [INFO] [stdout] | [INFO] [stdout] 306 | fn scan_mut(&self, key: &Q, matches: F) -> RwLockWriteGuard> [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 306 | fn scan_mut(&self, key: &Q, matches: F) -> RwLockWriteGuard<'_, Bucket> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:367:23 [INFO] [stdout] | [INFO] [stdout] 367 | fn lookup_or_free(&self, key: &K) -> RwLockWriteGuard> { [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 367 | fn lookup_or_free(&self, key: &K) -> RwLockWriteGuard<'_, Bucket> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:399:26 [INFO] [stdout] | [INFO] [stdout] 399 | fn lookup(&self, key: &Q) -> RwLockReadGuard> [INFO] [stdout] | ^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 399 | fn lookup(&self, key: &Q) -> RwLockReadGuard<'_, Bucket> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:421:30 [INFO] [stdout] | [INFO] [stdout] 421 | fn lookup_mut(&self, key: &Q) -> RwLockWriteGuard> [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 421 | fn lookup_mut(&self, key: &Q) -> RwLockWriteGuard<'_, Bucket> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:441:18 [INFO] [stdout] | [INFO] [stdout] 441 | fn find_free(&self, key: &K) -> RwLockWriteGuard> { [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 441 | fn find_free(&self, key: &K) -> RwLockWriteGuard<'_, Bucket> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:805:27 [INFO] [stdout] | [INFO] [stdout] 805 | pub fn get(&self, key: &Q) -> Option> [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 805 | pub fn get(&self, key: &Q) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:829:31 [INFO] [stdout] | [INFO] [stdout] 829 | pub fn get_mut(&self, key: &Q) -> Option> [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 829 | pub fn get_mut(&self, key: &Q) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `Command { std: "docker" "inspect" "5cfd4714f8d06cec3a856a79df77ab62f33fc89a2d29d5a82b2ebaa0cba8011f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cfd4714f8d06cec3a856a79df77ab62f33fc89a2d29d5a82b2ebaa0cba8011f", kill_on_drop: false }` [INFO] [stdout] 5cfd4714f8d06cec3a856a79df77ab62f33fc89a2d29d5a82b2ebaa0cba8011f