[INFO] crate websocket-stream 0.0.5 is already in cache
[INFO] extracting crate websocket-stream 0.0.5 into work/ex/clippy-test-run/sources/stable/reg/websocket-stream/0.0.5
[INFO] extracting crate websocket-stream 0.0.5 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/websocket-stream/0.0.5
[INFO] validating manifest of websocket-stream-0.0.5 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of websocket-stream-0.0.5 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing websocket-stream-0.0.5
[INFO] finished frobbing websocket-stream-0.0.5
[INFO] frobbed toml for websocket-stream-0.0.5 written to work/ex/clippy-test-run/sources/stable/reg/websocket-stream/0.0.5/Cargo.toml
[INFO] started frobbing websocket-stream-0.0.5
[INFO] finished frobbing websocket-stream-0.0.5
[INFO] frobbed toml for websocket-stream-0.0.5 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/websocket-stream/0.0.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting websocket-stream-0.0.5 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/websocket-stream/0.0.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c5efc5fb0d577c06d5f070827190393e9dcc2d4833f9e69797fc849e62a9528b
[INFO] running `"docker" "start" "-a" "c5efc5fb0d577c06d5f070827190393e9dcc2d4833f9e69797fc849e62a9528b"`
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking websocket-stream v0.0.5 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:130:21
[INFO] [stderr]     |
[INFO] [stderr] 130 |                     stream: stream,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^ help: replace it with: `stream`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:149:25
[INFO] [stderr]     |
[INFO] [stderr] 149 |                         stream: stream,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: replace it with: `stream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:130:21
[INFO] [stderr]     |
[INFO] [stderr] 130 |                     stream: stream,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^ help: replace it with: `stream`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:149:25
[INFO] [stderr]     |
[INFO] [stderr] 149 |                         stream: stream,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: replace it with: `stream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:226:13
[INFO] [stderr]     |
[INFO] [stderr] 226 | /             return match errno {
[INFO] [stderr] 227 | |                 libc::EACCES     => Err(SetFdError::EACCES),
[INFO] [stderr] 228 | |                 libc::EAGAIN     => Err(SetFdError::EAGAIN),
[INFO] [stderr] 229 | |                 libc::EBADF      => Err(SetFdError::EBADF),
[INFO] [stderr] ...   |
[INFO] [stderr] 237 | |                 _ => panic!("Unexpected errno: {}", errno)
[INFO] [stderr] 238 | |             };
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 226 |             match errno {
[INFO] [stderr] 227 |                 libc::EACCES     => Err(SetFdError::EACCES),
[INFO] [stderr] 228 |                 libc::EAGAIN     => Err(SetFdError::EAGAIN),
[INFO] [stderr] 229 |                 libc::EBADF      => Err(SetFdError::EBADF),
[INFO] [stderr] 230 |                 libc::EDEADLK    => Err(SetFdError::EDEADLK),
[INFO] [stderr] 231 |                 libc::EFAULT     => Err(SetFdError::EFAULT),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:257:13
[INFO] [stderr]     |
[INFO] [stderr] 257 | /             return match errno {
[INFO] [stderr] 258 | |                 libc::EACCES     => Err(SetFdError::EACCES),
[INFO] [stderr] 259 | |                 libc::EAGAIN     => Err(SetFdError::EAGAIN),
[INFO] [stderr] 260 | |                 libc::EBADF      => Err(SetFdError::EBADF),
[INFO] [stderr] ...   |
[INFO] [stderr] 268 | |                 _ => panic!("Unexpected errno: {}", errno)
[INFO] [stderr] 269 | |             };
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 257 |             match errno {
[INFO] [stderr] 258 |                 libc::EACCES     => Err(SetFdError::EACCES),
[INFO] [stderr] 259 |                 libc::EAGAIN     => Err(SetFdError::EAGAIN),
[INFO] [stderr] 260 |                 libc::EBADF      => Err(SetFdError::EBADF),
[INFO] [stderr] 261 |                 libc::EDEADLK    => Err(SetFdError::EDEADLK),
[INFO] [stderr] 262 |                 libc::EFAULT     => Err(SetFdError::EFAULT),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:226:13
[INFO] [stderr]     |
[INFO] [stderr] 226 | /             return match errno {
[INFO] [stderr] 227 | |                 libc::EACCES     => Err(SetFdError::EACCES),
[INFO] [stderr] 228 | |                 libc::EAGAIN     => Err(SetFdError::EAGAIN),
[INFO] [stderr] 229 | |                 libc::EBADF      => Err(SetFdError::EBADF),
[INFO] [stderr] ...   |
[INFO] [stderr] 237 | |                 _ => panic!("Unexpected errno: {}", errno)
[INFO] [stderr] 238 | |             };
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 226 |             match errno {
[INFO] [stderr] 227 |                 libc::EACCES     => Err(SetFdError::EACCES),
[INFO] [stderr] 228 |                 libc::EAGAIN     => Err(SetFdError::EAGAIN),
[INFO] [stderr] 229 |                 libc::EBADF      => Err(SetFdError::EBADF),
[INFO] [stderr] 230 |                 libc::EDEADLK    => Err(SetFdError::EDEADLK),
[INFO] [stderr] 231 |                 libc::EFAULT     => Err(SetFdError::EFAULT),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:257:13
[INFO] [stderr]     |
[INFO] [stderr] 257 | /             return match errno {
[INFO] [stderr] 258 | |                 libc::EACCES     => Err(SetFdError::EACCES),
[INFO] [stderr] 259 | |                 libc::EAGAIN     => Err(SetFdError::EAGAIN),
[INFO] [stderr] 260 | |                 libc::EBADF      => Err(SetFdError::EBADF),
[INFO] [stderr] ...   |
[INFO] [stderr] 268 | |                 _ => panic!("Unexpected errno: {}", errno)
[INFO] [stderr] 269 | |             };
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 257 |             match errno {
[INFO] [stderr] 258 |                 libc::EACCES     => Err(SetFdError::EACCES),
[INFO] [stderr] 259 |                 libc::EAGAIN     => Err(SetFdError::EAGAIN),
[INFO] [stderr] 260 |                 libc::EBADF      => Err(SetFdError::EBADF),
[INFO] [stderr] 261 |                 libc::EDEADLK    => Err(SetFdError::EDEADLK),
[INFO] [stderr] 262 |                 libc::EFAULT     => Err(SetFdError::EFAULT),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:294:16
[INFO] [stderr]     |
[INFO] [stderr] 294 |             if !result.is_ok() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:308:16
[INFO] [stderr]     |
[INFO] [stderr] 308 |             if !result.is_ok() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:330:20
[INFO] [stderr]     |
[INFO] [stderr] 330 |                 if !result.is_ok() {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:365:16
[INFO] [stderr]     |
[INFO] [stderr] 365 |             if !result.is_ok() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:393:16
[INFO] [stderr]     |
[INFO] [stderr] 393 |             if !result.is_ok() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:319:44
[INFO] [stderr]     |
[INFO] [stderr] 319 |                     self.msg.payload_len = self.msg.payload_key as u64;
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.msg.payload_key)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:332:21
[INFO] [stderr]     |
[INFO] [stderr] 332 | /                     match err {
[INFO] [stderr] 333 | |                         ReadError::EAGAIN => {
[INFO] [stderr] 334 | |                             // Update bytes remaining
[INFO] [stderr] 335 | |                             self.buffer.remaining = (self.msg.payload_len -
[INFO] [stderr] ...   |
[INFO] [stderr] 338 | |                         _ => { }
[INFO] [stderr] 339 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 332 |                     if let ReadError::EAGAIN = err {
[INFO] [stderr] 333 |     // Update bytes remaining
[INFO] [stderr] 334 |     self.buffer.remaining = (self.msg.payload_len -
[INFO] [stderr] 335 |         self.buffer.buf.len() as u64) as usize;
[INFO] [stderr] 336 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:367:17
[INFO] [stderr]     |
[INFO] [stderr] 367 | /                 match err {
[INFO] [stderr] 368 | |                     ReadError::EAGAIN => {
[INFO] [stderr] 369 | |                         // Update bytes remaining
[INFO] [stderr] 370 | |                         self.buffer.remaining = 4 - self.buffer.buf.len();
[INFO] [stderr] 371 | |                     }
[INFO] [stderr] 372 | |                     _ => { }
[INFO] [stderr] 373 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 367 |                 if let ReadError::EAGAIN = err {
[INFO] [stderr] 368 |     // Update bytes remaining
[INFO] [stderr] 369 |     self.buffer.remaining = 4 - self.buffer.buf.len();
[INFO] [stderr] 370 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:395:17
[INFO] [stderr]     |
[INFO] [stderr] 395 | /                 match err {
[INFO] [stderr] 396 | |                     ReadError::EAGAIN => {
[INFO] [stderr] 397 | |                         // Update bytes remaining
[INFO] [stderr] 398 | |                         self.buffer.remaining = (self.msg.payload_len -
[INFO] [stderr] ...   |
[INFO] [stderr] 401 | |                     _ => { }
[INFO] [stderr] 402 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 395 |                 if let ReadError::EAGAIN = err {
[INFO] [stderr] 396 |     // Update bytes remaining
[INFO] [stderr] 397 |     self.buffer.remaining = (self.msg.payload_len -
[INFO] [stderr] 398 |         self.buffer.buf.len() as u64) as usize;
[INFO] [stderr] 399 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:475:35
[INFO] [stderr]     |
[INFO] [stderr] 475 |                     let mut len = (self.buffer.buf[0] as u16) << 8;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.buffer.buf[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:476:21
[INFO] [stderr]     |
[INFO] [stderr] 476 |                     len = len | (self.buffer.buf[1] as u16);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= (self.buffer.buf[1] as u16)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:476:33
[INFO] [stderr]     |
[INFO] [stderr] 476 |                     len = len | (self.buffer.buf[1] as u16);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.buffer.buf[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:477:24
[INFO] [stderr]     |
[INFO] [stderr] 477 |                     Ok(len as u64)
[INFO] [stderr]     |                        ^^^^^^^^^^ help: try: `u64::from(len)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:479:35
[INFO] [stderr]     |
[INFO] [stderr] 479 |                     let mut len = (self.buffer.buf[0] as u64) << 56;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:480:21
[INFO] [stderr]     |
[INFO] [stderr] 480 |                     len = len | ((self.buffer.buf[1] as u64) << 48);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[1] as u64) << 48)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:480:34
[INFO] [stderr]     |
[INFO] [stderr] 480 |                     len = len | ((self.buffer.buf[1] as u64) << 48);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:481:21
[INFO] [stderr]     |
[INFO] [stderr] 481 |                     len = len | ((self.buffer.buf[2] as u64) << 40);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[2] as u64) << 40)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:481:34
[INFO] [stderr]     |
[INFO] [stderr] 481 |                     len = len | ((self.buffer.buf[2] as u64) << 40);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:482:21
[INFO] [stderr]     |
[INFO] [stderr] 482 |                     len = len | ((self.buffer.buf[3] as u64) << 32);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[3] as u64) << 32)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:482:34
[INFO] [stderr]     |
[INFO] [stderr] 482 |                     len = len | ((self.buffer.buf[3] as u64) << 32);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:483:21
[INFO] [stderr]     |
[INFO] [stderr] 483 |                     len = len | ((self.buffer.buf[4] as u64) << 24);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[4] as u64) << 24)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:483:34
[INFO] [stderr]     |
[INFO] [stderr] 483 |                     len = len | ((self.buffer.buf[4] as u64) << 24);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[4])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:484:21
[INFO] [stderr]     |
[INFO] [stderr] 484 |                     len = len | ((self.buffer.buf[5] as u64) << 16);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[5] as u64) << 16)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:484:34
[INFO] [stderr]     |
[INFO] [stderr] 484 |                     len = len | ((self.buffer.buf[5] as u64) << 16);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[5])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:485:21
[INFO] [stderr]     |
[INFO] [stderr] 485 |                     len = len | ((self.buffer.buf[6] as u64) << 8);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[6] as u64) << 8)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:485:34
[INFO] [stderr]     |
[INFO] [stderr] 485 |                     len = len | ((self.buffer.buf[6] as u64) << 8);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[6])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:486:21
[INFO] [stderr]     |
[INFO] [stderr] 486 |                     len = len | (self.buffer.buf[7] as u64);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= (self.buffer.buf[7] as u64)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:486:33
[INFO] [stderr]     |
[INFO] [stderr] 486 |                     len = len | (self.buffer.buf[7] as u64);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[7])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/lib.rs:630:36
[INFO] [stderr]     |
[INFO] [stderr] 630 |     fn write_bytes(&mut self, buf: &Vec<u8>) -> SysWriteResult {
[INFO] [stderr]     |                                    ^^^^^^^^ help: change this to: `&[u8]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer to a pointer
[INFO] [stderr]    --> src/lib.rs:638:48
[INFO] [stderr]     |
[INFO] [stderr] 638 |             let void_buff_ptr: *const c_void = mem::transmute(buff_ptr);
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `buff_ptr as *const libc::c_void`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:294:16
[INFO] [stderr]     |
[INFO] [stderr] 294 |             if !result.is_ok() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:308:16
[INFO] [stderr]     |
[INFO] [stderr] 308 |             if !result.is_ok() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:330:20
[INFO] [stderr]     |
[INFO] [stderr] 330 |                 if !result.is_ok() {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:365:16
[INFO] [stderr]     |
[INFO] [stderr] 365 |             if !result.is_ok() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:393:16
[INFO] [stderr]     |
[INFO] [stderr] 393 |             if !result.is_ok() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `result.is_err()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:319:44
[INFO] [stderr]     |
[INFO] [stderr] 319 |                     self.msg.payload_len = self.msg.payload_key as u64;
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.msg.payload_key)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:332:21
[INFO] [stderr]     |
[INFO] [stderr] 332 | /                     match err {
[INFO] [stderr] 333 | |                         ReadError::EAGAIN => {
[INFO] [stderr] 334 | |                             // Update bytes remaining
[INFO] [stderr] 335 | |                             self.buffer.remaining = (self.msg.payload_len -
[INFO] [stderr] ...   |
[INFO] [stderr] 338 | |                         _ => { }
[INFO] [stderr] 339 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 332 |                     if let ReadError::EAGAIN = err {
[INFO] [stderr] 333 |     // Update bytes remaining
[INFO] [stderr] 334 |     self.buffer.remaining = (self.msg.payload_len -
[INFO] [stderr] 335 |         self.buffer.buf.len() as u64) as usize;
[INFO] [stderr] 336 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:367:17
[INFO] [stderr]     |
[INFO] [stderr] 367 | /                 match err {
[INFO] [stderr] 368 | |                     ReadError::EAGAIN => {
[INFO] [stderr] 369 | |                         // Update bytes remaining
[INFO] [stderr] 370 | |                         self.buffer.remaining = 4 - self.buffer.buf.len();
[INFO] [stderr] 371 | |                     }
[INFO] [stderr] 372 | |                     _ => { }
[INFO] [stderr] 373 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 367 |                 if let ReadError::EAGAIN = err {
[INFO] [stderr] 368 |     // Update bytes remaining
[INFO] [stderr] 369 |     self.buffer.remaining = 4 - self.buffer.buf.len();
[INFO] [stderr] 370 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:395:17
[INFO] [stderr]     |
[INFO] [stderr] 395 | /                 match err {
[INFO] [stderr] 396 | |                     ReadError::EAGAIN => {
[INFO] [stderr] 397 | |                         // Update bytes remaining
[INFO] [stderr] 398 | |                         self.buffer.remaining = (self.msg.payload_len -
[INFO] [stderr] ...   |
[INFO] [stderr] 401 | |                     _ => { }
[INFO] [stderr] 402 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 395 |                 if let ReadError::EAGAIN = err {
[INFO] [stderr] 396 |     // Update bytes remaining
[INFO] [stderr] 397 |     self.buffer.remaining = (self.msg.payload_len -
[INFO] [stderr] 398 |         self.buffer.buf.len() as u64) as usize;
[INFO] [stderr] 399 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:475:35
[INFO] [stderr]     |
[INFO] [stderr] 475 |                     let mut len = (self.buffer.buf[0] as u16) << 8;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.buffer.buf[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:476:21
[INFO] [stderr]     |
[INFO] [stderr] 476 |                     len = len | (self.buffer.buf[1] as u16);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= (self.buffer.buf[1] as u16)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:476:33
[INFO] [stderr]     |
[INFO] [stderr] 476 |                     len = len | (self.buffer.buf[1] as u16);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.buffer.buf[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:477:24
[INFO] [stderr]     |
[INFO] [stderr] 477 |                     Ok(len as u64)
[INFO] [stderr]     |                        ^^^^^^^^^^ help: try: `u64::from(len)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:479:35
[INFO] [stderr]     |
[INFO] [stderr] 479 |                     let mut len = (self.buffer.buf[0] as u64) << 56;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:480:21
[INFO] [stderr]     |
[INFO] [stderr] 480 |                     len = len | ((self.buffer.buf[1] as u64) << 48);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[1] as u64) << 48)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:480:34
[INFO] [stderr]     |
[INFO] [stderr] 480 |                     len = len | ((self.buffer.buf[1] as u64) << 48);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:481:21
[INFO] [stderr]     |
[INFO] [stderr] 481 |                     len = len | ((self.buffer.buf[2] as u64) << 40);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[2] as u64) << 40)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:481:34
[INFO] [stderr]     |
[INFO] [stderr] 481 |                     len = len | ((self.buffer.buf[2] as u64) << 40);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:482:21
[INFO] [stderr]     |
[INFO] [stderr] 482 |                     len = len | ((self.buffer.buf[3] as u64) << 32);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[3] as u64) << 32)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:482:34
[INFO] [stderr]     |
[INFO] [stderr] 482 |                     len = len | ((self.buffer.buf[3] as u64) << 32);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:483:21
[INFO] [stderr]     |
[INFO] [stderr] 483 |                     len = len | ((self.buffer.buf[4] as u64) << 24);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[4] as u64) << 24)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:483:34
[INFO] [stderr]     |
[INFO] [stderr] 483 |                     len = len | ((self.buffer.buf[4] as u64) << 24);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[4])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:484:21
[INFO] [stderr]     |
[INFO] [stderr] 484 |                     len = len | ((self.buffer.buf[5] as u64) << 16);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[5] as u64) << 16)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:484:34
[INFO] [stderr]     |
[INFO] [stderr] 484 |                     len = len | ((self.buffer.buf[5] as u64) << 16);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[5])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:485:21
[INFO] [stderr]     |
[INFO] [stderr] 485 |                     len = len | ((self.buffer.buf[6] as u64) << 8);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= ((self.buffer.buf[6] as u64) << 8)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:485:34
[INFO] [stderr]     |
[INFO] [stderr] 485 |                     len = len | ((self.buffer.buf[6] as u64) << 8);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[6])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:486:21
[INFO] [stderr]     |
[INFO] [stderr] 486 |                     len = len | (self.buffer.buf[7] as u64);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `len |= (self.buffer.buf[7] as u64)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:486:33
[INFO] [stderr]     |
[INFO] [stderr] 486 |                     len = len | (self.buffer.buf[7] as u64);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.buffer.buf[7])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/lib.rs:630:36
[INFO] [stderr]     |
[INFO] [stderr] 630 |     fn write_bytes(&mut self, buf: &Vec<u8>) -> SysWriteResult {
[INFO] [stderr]     |                                    ^^^^^^^^ help: change this to: `&[u8]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer to a pointer
[INFO] [stderr]    --> src/lib.rs:638:48
[INFO] [stderr]     |
[INFO] [stderr] 638 |             let void_buff_ptr: *const c_void = mem::transmute(buff_ptr);
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `buff_ptr as *const libc::c_void`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `"docker" "inspect" "c5efc5fb0d577c06d5f070827190393e9dcc2d4833f9e69797fc849e62a9528b"`
[INFO] running `"docker" "rm" "-f" "c5efc5fb0d577c06d5f070827190393e9dcc2d4833f9e69797fc849e62a9528b"`
[INFO] [stdout] c5efc5fb0d577c06d5f070827190393e9dcc2d4833f9e69797fc849e62a9528b