[INFO] fetching crate rudux 0.1.0... [INFO] checking rudux-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate rudux 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate rudux 0.1.0 [INFO] finished tweaking crates.io crate rudux 0.1.0 [INFO] tweaked toml for crates.io crate rudux 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rudux 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 41 packages to latest compatible versions [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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cfg-if v1.0.3 [INFO] [stderr] Downloaded futures-executor v0.3.31 [INFO] [stderr] Downloaded futures-io v0.3.31 [INFO] [stderr] Downloaded futures-channel v0.3.31 [INFO] [stderr] Downloaded proc-macro2 v1.0.101 [INFO] [stderr] Downloaded mio v1.0.4 [INFO] [stderr] Downloaded futures v0.3.31 [INFO] [stderr] Downloaded io-uring v0.7.10 [INFO] [stderr] Downloaded backtrace v0.3.75 [INFO] [stderr] Downloaded addr2line v0.24.2 [INFO] [stderr] Downloaded bitflags v2.9.3 [INFO] [stderr] Downloaded futures-sink v0.3.31 [INFO] [stderr] Downloaded gimli v0.31.1 [INFO] [stderr] Downloaded syn v2.0.106 [INFO] [stderr] Downloaded object v0.36.7 [INFO] [stderr] Downloaded libc v0.2.175 [INFO] [stderr] Downloaded tokio v1.47.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ff56de9348ebe5d278c8dcefdb486eae906c3a1092e90e9baf1a1439d4fb83af [INFO] running `Command { std: "docker" "start" "-a" "ff56de9348ebe5d278c8dcefdb486eae906c3a1092e90e9baf1a1439d4fb83af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff56de9348ebe5d278c8dcefdb486eae906c3a1092e90e9baf1a1439d4fb83af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff56de9348ebe5d278c8dcefdb486eae906c3a1092e90e9baf1a1439d4fb83af", kill_on_drop: false }` [INFO] [stdout] ff56de9348ebe5d278c8dcefdb486eae906c3a1092e90e9baf1a1439d4fb83af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b567474d1ae8fb038f301110e3662d2f4065cdd2827fe2dd62924c08b1c1cb75 [INFO] running `Command { std: "docker" "start" "-a" "b567474d1ae8fb038f301110e3662d2f4065cdd2827fe2dd62924c08b1c1cb75", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking slab v0.4.11 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking tokio v1.47.1 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking rudux v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/store.rs:109:21 [INFO] [stdout] | [INFO] [stdout] 109 | let state = state2.clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/store.rs:123:23 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn with_state(mut self, state: State) -> Self { [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: field `events` is never read [INFO] [stdout] --> src/store.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct StoreProxy [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 49 | events: Arc>>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StoreProxy` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/store.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn state(&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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 59 | pub fn state(&self) -> std::sync::RwLockReadGuard<'_, State> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/store.rs:198:15 [INFO] [stdout] | [INFO] [stdout] 198 | fn events(&self) -> 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] 198 | fn events(&self) -> MutexGuard<'_, Vec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/store.rs:202:18 [INFO] [stdout] | [INFO] [stdout] 202 | pub fn state(&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] 202 | pub fn state(&self) -> std::sync::RwLockReadGuard<'_, State> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/store.rs:109:21 [INFO] [stdout] | [INFO] [stdout] 109 | let state = state2.clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/store.rs:123:23 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn with_state(mut self, state: State) -> Self { [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: unused variable: `proxy` [INFO] [stdout] --> src/store.rs:290:53 [INFO] [stdout] | [INFO] [stdout] 290 | let store = store.add_middleware_sync(move |proxy, evt, next| { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_proxy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `proxy` [INFO] [stdout] --> src/store.rs:303:53 [INFO] [stdout] | [INFO] [stdout] 303 | let store = store.add_middleware_sync(move |proxy, evt, next| { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_proxy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `events` is never read [INFO] [stdout] --> src/store.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct StoreProxy [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 49 | events: Arc>>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StoreProxy` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Decrement` is never constructed [INFO] [stdout] --> src/store.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 258 | enum TestEvent { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 259 | Increment, [INFO] [stdout] 260 | Decrement, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TestEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/store.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn state(&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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 59 | pub fn state(&self) -> std::sync::RwLockReadGuard<'_, State> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/store.rs:198:15 [INFO] [stdout] | [INFO] [stdout] 198 | fn events(&self) -> 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] 198 | fn events(&self) -> MutexGuard<'_, Vec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/store.rs:202:18 [INFO] [stdout] | [INFO] [stdout] 202 | pub fn state(&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] 202 | pub fn state(&self) -> std::sync::RwLockReadGuard<'_, State> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.24s [INFO] running `Command { std: "docker" "inspect" "b567474d1ae8fb038f301110e3662d2f4065cdd2827fe2dd62924c08b1c1cb75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b567474d1ae8fb038f301110e3662d2f4065cdd2827fe2dd62924c08b1c1cb75", kill_on_drop: false }` [INFO] [stdout] b567474d1ae8fb038f301110e3662d2f4065cdd2827fe2dd62924c08b1c1cb75