[INFO] fetching crate parking_lot_mpsc 0.1.5... [INFO] checking parking_lot_mpsc-0.1.5 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate parking_lot_mpsc 0.1.5 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate parking_lot_mpsc 0.1.5 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate parking_lot_mpsc 0.1.5 [INFO] finished tweaking crates.io crate parking_lot_mpsc 0.1.5 [INFO] tweaked toml for crates.io crate parking_lot_mpsc 0.1.5 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e817117e625ce97b4b0343f22a3b161cc64a33bdd3e3f70b5b66fc5b3908de7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2e817117e625ce97b4b0343f22a3b161cc64a33bdd3e3f70b5b66fc5b3908de7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e817117e625ce97b4b0343f22a3b161cc64a33bdd3e3f70b5b66fc5b3908de7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e817117e625ce97b4b0343f22a3b161cc64a33bdd3e3f70b5b66fc5b3908de7", kill_on_drop: false }` [INFO] [stdout] 2e817117e625ce97b4b0343f22a3b161cc64a33bdd3e3f70b5b66fc5b3908de7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1b94fa4627841fa7a6c23aaee359df0cc0bbba7f93d67d8bb4efab802e74fdd0 [INFO] running `Command { std: "docker" "start" "-a" "1b94fa4627841fa7a6c23aaee359df0cc0bbba7f93d67d8bb4efab802e74fdd0", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking parking_lot_mpsc v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/select.rs:108:19 [INFO] [stdout] | [INFO] [stdout] 108 | packet: &'rx (Packet+'rx), [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Packet+'rx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1538:32 [INFO] [stdout] | [INFO] [stdout] 1538 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1578:32 [INFO] [stdout] | [INFO] [stdout] 1578 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1595:32 [INFO] [stdout] | [INFO] [stdout] 1595 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1626:32 [INFO] [stdout] | [INFO] [stdout] 1626 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1656:32 [INFO] [stdout] | [INFO] [stdout] 1656 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/select.rs:108:19 [INFO] [stdout] | [INFO] [stdout] 108 | packet: &'rx (Packet+'rx), [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Packet+'rx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:390:34 [INFO] [stdout] | [INFO] [stdout] 390 | _bar = rx2.recv() => { panic!() } [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:394:34 [INFO] [stdout] | [INFO] [stdout] 394 | _foo = rx1.recv() => { panic!() }, [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:395:33 [INFO] [stdout] | [INFO] [stdout] 395 | bar = rx2.recv() => { assert_eq!(bar.unwrap(), 2) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:400:34 [INFO] [stdout] | [INFO] [stdout] 400 | _bar = rx2.recv() => { panic!() } [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:417:34 [INFO] [stdout] | [INFO] [stdout] 417 | _foo = rx1.recv() => { panic!("1") }, [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:418:34 [INFO] [stdout] | [INFO] [stdout] 418 | _foo = rx2.recv() => { panic!("2") }, [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:419:34 [INFO] [stdout] | [INFO] [stdout] 419 | _foo = rx3.recv() => { panic!("3") }, [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:420:34 [INFO] [stdout] | [INFO] [stdout] 420 | _foo = rx4.recv() => { panic!("4") }, [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:432:33 [INFO] [stdout] | [INFO] [stdout] 432 | _a1 = rx1.recv() => { panic!() }, [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:452:32 [INFO] [stdout] | [INFO] [stdout] 452 | _b = rx2.recv() => { panic!() } [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:456:31 [INFO] [stdout] | [INFO] [stdout] 456 | a = rx1.recv() => { assert!(a.is_err()) }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/select.rs:457:32 [INFO] [stdout] | [INFO] [stdout] 457 | _b = rx2.recv() => { panic!() } [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1538:32 [INFO] [stdout] | [INFO] [stdout] 1538 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1578:32 [INFO] [stdout] | [INFO] [stdout] 1578 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1595:32 [INFO] [stdout] | [INFO] [stdout] 1595 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1626:32 [INFO] [stdout] | [INFO] [stdout] 1626 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1656:32 [INFO] [stdout] | [INFO] [stdout] 1656 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/oneshot.rs:155:27 [INFO] [stdout] | [INFO] [stdout] 155 | if self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) == EMPTY { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/oneshot.rs:187:32 [INFO] [stdout] | [INFO] [stdout] 187 | self.state.compare_and_swap(DATA, EMPTY, Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/oneshot.rs:308:30 [INFO] [stdout] | [INFO] [stdout] 308 | match self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/oneshot.rs:356:31 [INFO] [stdout] | [INFO] [stdout] 356 | ptr => self.state.compare_and_swap(ptr, EMPTY, Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/shared.rs:377:32 [INFO] [stdout] | [INFO] [stdout] 377 | let cnt = self.cnt.compare_and_swap(steals, DISCONNECTED, Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/stream.rs:315:32 [INFO] [stdout] | [INFO] [stdout] 315 | let cnt = self.cnt.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/oneshot.rs:155:27 [INFO] [stdout] | [INFO] [stdout] 155 | if self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) == EMPTY { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/oneshot.rs:187:32 [INFO] [stdout] | [INFO] [stdout] 187 | self.state.compare_and_swap(DATA, EMPTY, Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/oneshot.rs:308:30 [INFO] [stdout] | [INFO] [stdout] 308 | match self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/oneshot.rs:356:31 [INFO] [stdout] | [INFO] [stdout] 356 | ptr => self.state.compare_and_swap(ptr, EMPTY, Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/shared.rs:377:32 [INFO] [stdout] | [INFO] [stdout] 377 | let cnt = self.cnt.compare_and_swap(steals, DISCONNECTED, Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/stream.rs:315:32 [INFO] [stdout] | [INFO] [stdout] 315 | let cnt = self.cnt.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `clone` that must be used [INFO] [stdout] --> src/select.rs:522:13 [INFO] [stdout] | [INFO] [stdout] 522 | tx1.clone(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: cloning is often expensive and is not expected to have side effects [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `clone` that must be used [INFO] [stdout] --> src/select.rs:544:13 [INFO] [stdout] | [INFO] [stdout] 544 | tx1.clone(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cloning is often expensive and is not expected to have side effects [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.00s [INFO] running `Command { std: "docker" "inspect" "1b94fa4627841fa7a6c23aaee359df0cc0bbba7f93d67d8bb4efab802e74fdd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b94fa4627841fa7a6c23aaee359df0cc0bbba7f93d67d8bb4efab802e74fdd0", kill_on_drop: false }` [INFO] [stdout] 1b94fa4627841fa7a6c23aaee359df0cc0bbba7f93d67d8bb4efab802e74fdd0