[INFO] fetching crate rt 0.17.0... [INFO] testing rt-0.17.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759 [INFO] extracting crate rt 0.17.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate rt 0.17.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate rt 0.17.0 [INFO] tweaked toml for crates.io crate rt 0.17.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rt 0.17.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rt 0.17.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70bac0919375cd1bbbd79299b56e88f1b8e3dc3dfb9cbd0e1fc5b15f0d948294 [INFO] running `Command { std: "docker" "start" "-a" "70bac0919375cd1bbbd79299b56e88f1b8e3dc3dfb9cbd0e1fc5b15f0d948294", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70bac0919375cd1bbbd79299b56e88f1b8e3dc3dfb9cbd0e1fc5b15f0d948294", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70bac0919375cd1bbbd79299b56e88f1b8e3dc3dfb9cbd0e1fc5b15f0d948294", kill_on_drop: false }` [INFO] [stdout] 70bac0919375cd1bbbd79299b56e88f1b8e3dc3dfb9cbd0e1fc5b15f0d948294 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7e21a12c6419acf8f7351788b772432866b5b651021bf8efd6dde8bcf582f9f [INFO] running `Command { std: "docker" "start" "-a" "a7e21a12c6419acf8f7351788b772432866b5b651021bf8efd6dde8bcf582f9f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.167 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling prettyplease v0.2.25 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling bindgen v0.71.1 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling rustc-hash v2.1.1 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling libloading v0.8.6 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.90 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stderr] Compiling clang-sys v1.8.1 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling jobserver v0.1.32 [INFO] [stderr] Compiling cc v1.2.2 [INFO] [stderr] Compiling cexpr v0.6.0 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling rt v0.17.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/mutex.rs:55:21 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn try_lock(&self) -> Option> { [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] 55 | pub fn try_lock(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/mutex.rs:66:23 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn timed_lock(&self, ticks: Utick) -> 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] 66 | pub fn timed_lock(&self, ticks: Utick) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/mutex.rs:88:24 [INFO] [stdout] | [INFO] [stdout] 88 | const fn new(lock: &Mutex) -> MutexGuard { [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] 88 | const fn new(lock: &Mutex) -> MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn try_read(&self) -> 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] 57 | pub fn try_read(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:66:23 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn timed_read(&self, ticks: Utick) -> 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] 66 | pub fn timed_read(&self, ticks: Utick) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:81:22 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn try_write(&self) -> 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] 81 | pub fn try_write(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn timed_write(&self, ticks: Utick) -> 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] 90 | pub fn timed_write(&self, ticks: Utick) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:112:24 [INFO] [stdout] | [INFO] [stdout] 112 | const fn new(lock: &RwLock) -> 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] 112 | const fn new(lock: &RwLock) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:152:24 [INFO] [stdout] | [INFO] [stdout] 152 | const fn new(lock: &RwLock) -> 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] 152 | const fn new(lock: &RwLock) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/sem.rs:94:19 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn access(&self) -> SemGuard { [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] 94 | pub fn access(&self) -> SemGuard<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `Command { std: "docker" "inspect" "a7e21a12c6419acf8f7351788b772432866b5b651021bf8efd6dde8bcf582f9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7e21a12c6419acf8f7351788b772432866b5b651021bf8efd6dde8bcf582f9f", kill_on_drop: false }` [INFO] [stdout] a7e21a12c6419acf8f7351788b772432866b5b651021bf8efd6dde8bcf582f9f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4007dcd901f9b59ae0a7004f09f5e6e4311673b65e1a8200fee5a973d5201cc [INFO] running `Command { std: "docker" "start" "-a" "c4007dcd901f9b59ae0a7004f09f5e6e4311673b65e1a8200fee5a973d5201cc", kill_on_drop: false }` [INFO] [stderr] Compiling atomic_float v1.1.0 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/mutex.rs:55:21 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn try_lock(&self) -> Option> { [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] 55 | pub fn try_lock(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/mutex.rs:66:23 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn timed_lock(&self, ticks: Utick) -> 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] 66 | pub fn timed_lock(&self, ticks: Utick) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/mutex.rs:88:24 [INFO] [stdout] | [INFO] [stdout] 88 | const fn new(lock: &Mutex) -> MutexGuard { [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] 88 | const fn new(lock: &Mutex) -> MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn try_read(&self) -> 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] 57 | pub fn try_read(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:66:23 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn timed_read(&self, ticks: Utick) -> 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] 66 | pub fn timed_read(&self, ticks: Utick) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:81:22 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn try_write(&self) -> 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] 81 | pub fn try_write(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn timed_write(&self, ticks: Utick) -> 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] 90 | pub fn timed_write(&self, ticks: Utick) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:112:24 [INFO] [stdout] | [INFO] [stdout] 112 | const fn new(lock: &RwLock) -> 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] 112 | const fn new(lock: &RwLock) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:152:24 [INFO] [stdout] | [INFO] [stdout] 152 | const fn new(lock: &RwLock) -> 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] 152 | const fn new(lock: &RwLock) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/sem.rs:94:19 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn access(&self) -> SemGuard { [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] 94 | pub fn access(&self) -> SemGuard<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rt v0.17.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/mutex.rs:55:21 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn try_lock(&self) -> Option> { [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] 55 | pub fn try_lock(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/mutex.rs:66:23 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn timed_lock(&self, ticks: Utick) -> 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] 66 | pub fn timed_lock(&self, ticks: Utick) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/mutex.rs:88:24 [INFO] [stdout] | [INFO] [stdout] 88 | const fn new(lock: &Mutex) -> MutexGuard { [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] 88 | const fn new(lock: &Mutex) -> MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn try_read(&self) -> 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] 57 | pub fn try_read(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:66:23 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn timed_read(&self, ticks: Utick) -> 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] 66 | pub fn timed_read(&self, ticks: Utick) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:81:22 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn try_write(&self) -> 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] 81 | pub fn try_write(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn timed_write(&self, ticks: Utick) -> 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] 90 | pub fn timed_write(&self, ticks: Utick) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:112:24 [INFO] [stdout] | [INFO] [stdout] 112 | const fn new(lock: &RwLock) -> 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] 112 | const fn new(lock: &RwLock) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/rwlock.rs:152:24 [INFO] [stdout] | [INFO] [stdout] 152 | const fn new(lock: &RwLock) -> 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] 152 | const fn new(lock: &RwLock) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> rust/src/sync/sem.rs:94:19 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn access(&self) -> SemGuard { [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] 94 | pub fn access(&self) -> SemGuard<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.95s [INFO] running `Command { std: "docker" "inspect" "c4007dcd901f9b59ae0a7004f09f5e6e4311673b65e1a8200fee5a973d5201cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4007dcd901f9b59ae0a7004f09f5e6e4311673b65e1a8200fee5a973d5201cc", kill_on_drop: false }` [INFO] [stdout] c4007dcd901f9b59ae0a7004f09f5e6e4311673b65e1a8200fee5a973d5201cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1102bded1f523f7944e86bdd7423d416611fc65f60b5990c5e3fa8a4074d9cdf [INFO] running `Command { std: "docker" "start" "-a" "1102bded1f523f7944e86bdd7423d416611fc65f60b5990c5e3fa8a4074d9cdf", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/mutex.rs:55:21 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn try_lock(&self) -> Option> { [INFO] [stderr] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 55 | pub fn try_lock(&self) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/mutex.rs:66:23 [INFO] [stderr] | [INFO] [stderr] 66 | pub fn timed_lock(&self, ticks: Utick) -> Option> { [INFO] [stderr] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 66 | pub fn timed_lock(&self, ticks: Utick) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/mutex.rs:88:24 [INFO] [stderr] | [INFO] [stderr] 88 | const fn new(lock: &Mutex) -> MutexGuard { [INFO] [stderr] | ^^^^^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 88 | const fn new(lock: &Mutex) -> MutexGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/rwlock.rs:57:21 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn try_read(&self) -> Option> { [INFO] [stderr] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 57 | pub fn try_read(&self) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/rwlock.rs:66:23 [INFO] [stderr] | [INFO] [stderr] 66 | pub fn timed_read(&self, ticks: Utick) -> Option> { [INFO] [stderr] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 66 | pub fn timed_read(&self, ticks: Utick) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/rwlock.rs:81:22 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn try_write(&self) -> Option> { [INFO] [stderr] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 81 | pub fn try_write(&self) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/rwlock.rs:90:24 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn timed_write(&self, ticks: Utick) -> Option> { [INFO] [stderr] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 90 | pub fn timed_write(&self, ticks: Utick) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/rwlock.rs:112:24 [INFO] [stderr] | [INFO] [stderr] 112 | const fn new(lock: &RwLock) -> RwLockReadGuard { [INFO] [stderr] | ^^^^^^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 112 | const fn new(lock: &RwLock) -> RwLockReadGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/rwlock.rs:152:24 [INFO] [stderr] | [INFO] [stderr] 152 | const fn new(lock: &RwLock) -> RwLockWriteGuard { [INFO] [stderr] | ^^^^^^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 152 | const fn new(lock: &RwLock) -> RwLockWriteGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> rust/src/sync/sem.rs:94:19 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn access(&self) -> SemGuard { [INFO] [stderr] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 94 | pub fn access(&self) -> SemGuard<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `rt` (lib) generated 10 warnings [INFO] [stderr] warning: `rt` (lib test) generated 10 warnings (10 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests rust/src/lib.rs (/opt/rustwide/target/debug/deps/rt-0b1e6bd70037d443) [INFO] [stderr] unlock while not holding the mutex [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/rt-0b1e6bd70037d443` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "1102bded1f523f7944e86bdd7423d416611fc65f60b5990c5e3fa8a4074d9cdf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1102bded1f523f7944e86bdd7423d416611fc65f60b5990c5e3fa8a4074d9cdf", kill_on_drop: false }` [INFO] [stdout] 1102bded1f523f7944e86bdd7423d416611fc65f60b5990c5e3fa8a4074d9cdf