[INFO] fetching crate pcp-mutex 0.2.0...
[INFO] linting pcp-mutex-0.2.0 against nightly for clippy-nonminimal_bool-denied
[INFO] extracting crate pcp-mutex 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate pcp-mutex 0.2.0
[INFO] finished tweaking crates.io crate pcp-mutex 0.2.0
[INFO] tweaked toml for crates.io crate pcp-mutex 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pcp-mutex 0.2.0 on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pcp-mutex 0.2.0 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linux-futex v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6361245f0403d3aa64f4fd8a828602422319557cc47c991864133000393075ea
[INFO] running `Command { std: "docker" "start" "-a" "6361245f0403d3aa64f4fd8a828602422319557cc47c991864133000393075ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6361245f0403d3aa64f4fd8a828602422319557cc47c991864133000393075ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6361245f0403d3aa64f4fd8a828602422319557cc47c991864133000393075ea", kill_on_drop: false }`
[INFO] [stdout] 6361245f0403d3aa64f4fd8a828602422319557cc47c991864133000393075ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d10e47fc36a4fa8c99ee5f0c00830d9ed37925bc629e7c3fcd32d31adf814140
[INFO] running `Command { std: "docker" "start" "-a" "d10e47fc36a4fa8c99ee5f0c00830d9ed37925bc629e7c3fcd32d31adf814140", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking linux-futex v0.1.1
[INFO] [stderr]     Checking pcp-mutex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of `default` to create a unit struct
[INFO] [stdout]   --> src/lib.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |             _non_send: PhantomData::default(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#default_constructed_unit_structs
[INFO] [stdout]    = note: `#[warn(clippy::default_constructed_unit_structs)]` on by default
[INFO] [stdout] help: remove this call to `default`
[INFO] [stdout]    |
[INFO] [stdout] 47 -             _non_send: PhantomData::default(),
[INFO] [stdout] 47 +             _non_send: PhantomData,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/lib.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |             group: &self,
[INFO] [stdout]     |                    ^^^^^ help: change this to: `self`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lib.rs:208:15
[INFO] [stdout]     |
[INFO] [stdout] 208 |         while !BLOCKED_LOCKER.futex.lock_pi().is_ok() {}
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `BLOCKED_LOCKER.futex.lock_pi().is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lib.rs:224:11
[INFO] [stdout]     |
[INFO] [stdout] 224 |       while !ptr
[INFO] [stdout]     |  ___________^
[INFO] [stdout] 225 | |         .compare_exchange(blocked_ptr, highest_ptr, Release, Relaxed)
[INFO] [stdout] 226 | |         .is_ok()
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] help: try
[INFO] [stdout]     |
[INFO] [stdout] 224 ~     while ptr
[INFO] [stdout] 225 +         .compare_exchange(blocked_ptr, highest_ptr, Release, Relaxed).is_err()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmute from a reference to a pointer
[INFO] [stdout]    --> src/lib.rs:211:32
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let blocked_ptr = unsafe { core::mem::transmute(&*BLOCKED_LOCKER) };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*BLOCKED_LOCKER as *const PcpMutexLock as *mut PcpMutexLock`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stdout]     = note: `#[warn(clippy::useless_transmute)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lib.rs:287:31
[INFO] [stdout]     |
[INFO] [stdout] 287 |                         while !self.lock.futex.lock_pi().is_ok() {}
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.lock.futex.lock_pi().is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lib.rs:362:23
[INFO] [stdout]     |
[INFO] [stdout] 362 |                 while !highest.futex.lock_pi().is_ok() {}
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `highest.futex.lock_pi().is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmute used without annotations
[INFO] [stdout]    --> src/lib.rs:260:44
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let self_ptr = unsafe { core::mem::transmute(Arc::as_ptr(&self.lock)) };
[INFO] [stdout]     |                                            ^^^^^^^^^ help: consider adding missing annotations: `transmute::<*const PcpMutexLock, *mut PcpMutexLock>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#missing_transmute_annotations
[INFO] [stdout]     = note: `#[warn(clippy::missing_transmute_annotations)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `default` to create a unit struct
[INFO] [stdout]   --> src/lib.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |             _non_send: PhantomData::default(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#default_constructed_unit_structs
[INFO] [stdout]    = note: `#[warn(clippy::default_constructed_unit_structs)]` on by default
[INFO] [stdout] help: remove this call to `default`
[INFO] [stdout]    |
[INFO] [stdout] 47 -             _non_send: PhantomData::default(),
[INFO] [stdout] 47 +             _non_send: PhantomData,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/lib.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |             group: &self,
[INFO] [stdout]     |                    ^^^^^ help: change this to: `self`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lib.rs:208:15
[INFO] [stdout]     |
[INFO] [stdout] 208 |         while !BLOCKED_LOCKER.futex.lock_pi().is_ok() {}
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `BLOCKED_LOCKER.futex.lock_pi().is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lib.rs:224:11
[INFO] [stdout]     |
[INFO] [stdout] 224 |       while !ptr
[INFO] [stdout]     |  ___________^
[INFO] [stdout] 225 | |         .compare_exchange(blocked_ptr, highest_ptr, Release, Relaxed)
[INFO] [stdout] 226 | |         .is_ok()
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] help: try
[INFO] [stdout]     |
[INFO] [stdout] 224 ~     while ptr
[INFO] [stdout] 225 +         .compare_exchange(blocked_ptr, highest_ptr, Release, Relaxed).is_err()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmute from a reference to a pointer
[INFO] [stdout]    --> src/lib.rs:211:32
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let blocked_ptr = unsafe { core::mem::transmute(&*BLOCKED_LOCKER) };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*BLOCKED_LOCKER as *const PcpMutexLock as *mut PcpMutexLock`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stdout]     = note: `#[warn(clippy::useless_transmute)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lib.rs:287:31
[INFO] [stdout]     |
[INFO] [stdout] 287 |                         while !self.lock.futex.lock_pi().is_ok() {}
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.lock.futex.lock_pi().is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lib.rs:362:23
[INFO] [stdout]     |
[INFO] [stdout] 362 |                 while !highest.futex.lock_pi().is_ok() {}
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `highest.futex.lock_pi().is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmute used without annotations
[INFO] [stdout]    --> src/lib.rs:260:44
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let self_ptr = unsafe { core::mem::transmute(Arc::as_ptr(&self.lock)) };
[INFO] [stdout]     |                                            ^^^^^^^^^ help: consider adding missing annotations: `transmute::<*const PcpMutexLock, *mut PcpMutexLock>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#missing_transmute_annotations
[INFO] [stdout]     = note: `#[warn(clippy::missing_transmute_annotations)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "d10e47fc36a4fa8c99ee5f0c00830d9ed37925bc629e7c3fcd32d31adf814140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10e47fc36a4fa8c99ee5f0c00830d9ed37925bc629e7c3fcd32d31adf814140", kill_on_drop: false }`
[INFO] [stdout] d10e47fc36a4fa8c99ee5f0c00830d9ed37925bc629e7c3fcd32d31adf814140