[INFO] fetching crate rust_helpers 2.12.0... [INFO] checking rust_helpers-2.12.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate rust_helpers 2.12.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate rust_helpers 2.12.0 [INFO] finished tweaking crates.io crate rust_helpers 2.12.0 [INFO] tweaked toml for crates.io crate rust_helpers 2.12.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust_helpers 2.12.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rust_helpers 2.12.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded base64_light v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6580d9de4f0751cc0f3007066c95955e16d678a8e63c8e5517431723baca6f2c [INFO] running `Command { std: "docker" "start" "-a" "6580d9de4f0751cc0f3007066c95955e16d678a8e63c8e5517431723baca6f2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6580d9de4f0751cc0f3007066c95955e16d678a8e63c8e5517431723baca6f2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6580d9de4f0751cc0f3007066c95955e16d678a8e63c8e5517431723baca6f2c", kill_on_drop: false }` [INFO] [stdout] 6580d9de4f0751cc0f3007066c95955e16d678a8e63c8e5517431723baca6f2c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 187da51c1de9a32d407ceac0b6dcff130990f8387f45dd4a5ffe2872e7679cee [INFO] running `Command { std: "docker" "start" "-a" "187da51c1de9a32d407ceac0b6dcff130990f8387f45dd4a5ffe2872e7679cee", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Compiling serde_json v1.0.141 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking base64_light v0.1.5 [INFO] [stderr] Checking md5 v0.8.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking tokio v1.47.0 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking rust_helpers v2.12.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | fn lock_ignore(&self) -> std::sync::MutexGuard; [INFO] [stdout] | ^^^^^ ------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 2 | fn lock_ignore(&self) -> std::sync::MutexGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | fn read_ignore(&self) -> std::sync::RwLockReadGuard; [INFO] [stdout] | ^^^^^ ----------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 5 | fn read_ignore(&self) -> std::sync::RwLockReadGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 6 | fn write_ignore(&self) -> std::sync::RwLockWriteGuard; [INFO] [stdout] | ^^^^^ ------------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 6 | fn write_ignore(&self) -> std::sync::RwLockWriteGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:10:20 [INFO] [stdout] | [INFO] [stdout] 10 | fn lock_ignore(&self) -> std::sync::MutexGuard { [INFO] [stdout] | ^^^^^ ------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 10 | fn lock_ignore(&self) -> std::sync::MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | fn read_ignore(&self) -> std::sync::RwLockReadGuard { [INFO] [stdout] | ^^^^^ ----------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 15 | fn read_ignore(&self) -> std::sync::RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:18:21 [INFO] [stdout] | [INFO] [stdout] 18 | fn write_ignore(&self) -> std::sync::RwLockWriteGuard { [INFO] [stdout] | ^^^^^ ------------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 18 | fn write_ignore(&self) -> std::sync::RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | fn lock_ignore(&self) -> std::sync::MutexGuard; [INFO] [stdout] | ^^^^^ ------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 2 | fn lock_ignore(&self) -> std::sync::MutexGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | fn read_ignore(&self) -> std::sync::RwLockReadGuard; [INFO] [stdout] | ^^^^^ ----------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 5 | fn read_ignore(&self) -> std::sync::RwLockReadGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 6 | fn write_ignore(&self) -> std::sync::RwLockWriteGuard; [INFO] [stdout] | ^^^^^ ------------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 6 | fn write_ignore(&self) -> std::sync::RwLockWriteGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:10:20 [INFO] [stdout] | [INFO] [stdout] 10 | fn lock_ignore(&self) -> std::sync::MutexGuard { [INFO] [stdout] | ^^^^^ ------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 10 | fn lock_ignore(&self) -> std::sync::MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | fn read_ignore(&self) -> std::sync::RwLockReadGuard { [INFO] [stdout] | ^^^^^ ----------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 15 | fn read_ignore(&self) -> std::sync::RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/std_sync_ext.rs:18:21 [INFO] [stdout] | [INFO] [stdout] 18 | fn write_ignore(&self) -> std::sync::RwLockWriteGuard { [INFO] [stdout] | ^^^^^ ------------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 18 | fn write_ignore(&self) -> std::sync::RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.38s [INFO] running `Command { std: "docker" "inspect" "187da51c1de9a32d407ceac0b6dcff130990f8387f45dd4a5ffe2872e7679cee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "187da51c1de9a32d407ceac0b6dcff130990f8387f45dd4a5ffe2872e7679cee", kill_on_drop: false }` [INFO] [stdout] 187da51c1de9a32d407ceac0b6dcff130990f8387f45dd4a5ffe2872e7679cee