[INFO] crate websocket 0.24.0 is already in cache
[INFO] checking websocket-0.24.0 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate websocket 0.24.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate websocket 0.24.0 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate websocket 0.24.0
[INFO] finished tweaking crates.io crate websocket 0.24.0
[INFO] tweaked toml for crates.io crate websocket 0.24.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate websocket 0.24.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9ddc7dbb3409d277e289ceddfe20fca62d155142ebc74fd2eebfb9c00a7d0d4a
[INFO] running `"docker" "start" "-a" "9ddc7dbb3409d277e289ceddfe20fca62d155142ebc74fd2eebfb9c00a7d0d4a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v0.1.7
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[INFO] [stderr] warning: unused import: `std::str::Utf8Error`
[INFO] [stderr]   --> src/result.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::str::Utf8Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub type WebSocketFuture<I> = Box<Future<Item = I, Error = WebSocketError> + Send>;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = I, Error = WebSocketError> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:93:29
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/codec/http.rs:235:29
[INFO] [stderr]     |
[INFO] [stderr] 235 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/receiver.rs:131:6
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 8...15 => {
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:399:34
[INFO] [stderr]     |
[INFO] [stderr] 399 |     ) -> WebSocketResult<Client<Box<NetworkStream + Send>>> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:402:25
[INFO] [stderr]     |
[INFO] [stderr] 402 |         let boxed_stream: Box<NetworkStream + Send> = if self.is_secure_url() {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:545:28
[INFO] [stderr]     |
[INFO] [stderr] 545 |     ) -> async::ClientNew<Box<stream::async::Stream + Send>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::async::Stream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:570:22
[INFO] [stderr]     |
[INFO] [stderr] 570 |                     let stream: Box<stream::async::Stream + Send> = Box::new(stream);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::async::Stream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:577:21
[INFO] [stderr]     |
[INFO] [stderr] 577 |                 let stream: Box<stream::async::Stream + Send> = Box::new(stream);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::async::Stream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:788:11
[INFO] [stderr]     |
[INFO] [stderr] 788 |     ) -> Box<future::Future<Item = TcpStreamNew, Error = WebSocketError> + Send> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn future::Future<Item = TcpStreamNew, Error = WebSocketError> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/async.rs:75:29
[INFO] [stderr]    |
[INFO] [stderr] 75 | pub type ClientNew<S> = Box<Future<Item = (Client<S>, Headers), Error = WebSocketError> + Send>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Client<S>, Headers), Error = WebSocketError> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/sync.rs:255:39
[INFO] [stderr]     |
[INFO] [stderr] 255 |     pub fn writer_mut(&mut self) -> &mut Write {
[INFO] [stderr]     |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/sync.rs:283:39
[INFO] [stderr]     |
[INFO] [stderr] 283 |     pub fn reader_mut(&mut self) -> &mut Read {
[INFO] [stderr]     |                                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/upgrade/async.rs:209:26
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn into_ws(self) -> Box<Future<Item = Upgrade<Self::Stream>, Error = Self::Error> + Send>;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Upgrade<Self::Stream>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/upgrade/async.rs:219:26
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn into_ws(self) -> Box<Future<Item = Upgrade<Self::Stream>, Error = Self::Error> + Send> {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Upgrade<Self::Stream>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/upgrade/sync.rs:252:32
[INFO] [stderr]     |
[INFO] [stderr] 252 |     type Stream = &'a mut &'b mut NetworkStream;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkStream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/upgrade/mod.rs:215:29
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/async.rs:30:6
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Box<Stream<Item = (Upgrade<S>, SocketAddr), Error = InvalidConnection<S, BytesMut>> + Send>;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = (Upgrade<S>, SocketAddr), Error = InvalidConnection<S, BytesMut>> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::Utf8Error`
[INFO] [stderr]   --> src/result.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::str::Utf8Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub type WebSocketFuture<I> = Box<Future<Item = I, Error = WebSocketError> + Send>;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = I, Error = WebSocketError> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:93:29
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/codec/http.rs:235:29
[INFO] [stderr]     |
[INFO] [stderr] 235 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/receiver.rs:131:6
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 8...15 => {
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:399:34
[INFO] [stderr]     |
[INFO] [stderr] 399 |     ) -> WebSocketResult<Client<Box<NetworkStream + Send>>> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:402:25
[INFO] [stderr]     |
[INFO] [stderr] 402 |         let boxed_stream: Box<NetworkStream + Send> = if self.is_secure_url() {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:545:28
[INFO] [stderr]     |
[INFO] [stderr] 545 |     ) -> async::ClientNew<Box<stream::async::Stream + Send>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::async::Stream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:570:22
[INFO] [stderr]     |
[INFO] [stderr] 570 |                     let stream: Box<stream::async::Stream + Send> = Box::new(stream);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::async::Stream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:577:21
[INFO] [stderr]     |
[INFO] [stderr] 577 |                 let stream: Box<stream::async::Stream + Send> = Box::new(stream);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::async::Stream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/builder.rs:788:11
[INFO] [stderr]     |
[INFO] [stderr] 788 |     ) -> Box<future::Future<Item = TcpStreamNew, Error = WebSocketError> + Send> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn future::Future<Item = TcpStreamNew, Error = WebSocketError> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/async.rs:75:29
[INFO] [stderr]    |
[INFO] [stderr] 75 | pub type ClientNew<S> = Box<Future<Item = (Client<S>, Headers), Error = WebSocketError> + Send>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Client<S>, Headers), Error = WebSocketError> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/sync.rs:255:39
[INFO] [stderr]     |
[INFO] [stderr] 255 |     pub fn writer_mut(&mut self) -> &mut Write {
[INFO] [stderr]     |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/sync.rs:283:39
[INFO] [stderr]     |
[INFO] [stderr] 283 |     pub fn reader_mut(&mut self) -> &mut Read {
[INFO] [stderr]     |                                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/upgrade/async.rs:209:26
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn into_ws(self) -> Box<Future<Item = Upgrade<Self::Stream>, Error = Self::Error> + Send>;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Upgrade<Self::Stream>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/upgrade/async.rs:219:26
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn into_ws(self) -> Box<Future<Item = Upgrade<Self::Stream>, Error = Self::Error> + Send> {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Upgrade<Self::Stream>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/upgrade/sync.rs:252:32
[INFO] [stderr]     |
[INFO] [stderr] 252 |     type Stream = &'a mut &'b mut NetworkStream;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkStream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/upgrade/mod.rs:215:29
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/async.rs:30:6
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Box<Stream<Item = (Upgrade<S>, SocketAddr), Error = InvalidConnection<S, BytesMut>> + Send>;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = (Upgrade<S>, SocketAddr), Error = InvalidConnection<S, BytesMut>> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/result.rs:68:22
[INFO] [stderr]    |
[INFO] [stderr] 68 |         fmt.write_str(self.description())?;
[INFO] [stderr]    |                            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/result.rs:87:45
[INFO] [stderr]    |
[INFO] [stderr] 87 |             WebSocketOtherError::IoError(ref e) => e.description(),
[INFO] [stderr]    |                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/result.rs:184:22
[INFO] [stderr]     |
[INFO] [stderr] 184 |         fmt.write_str(self.description())?;
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/codec/http.rs:223:22
[INFO] [stderr]     |
[INFO] [stderr] 223 |         fmt.write_str(self.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/codec/http.rs:230:35
[INFO] [stderr]     |
[INFO] [stderr] 230 |             HttpCodecError::Io(ref e) => e.description(),
[INFO] [stderr]     |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/codec/http.rs:231:37
[INFO] [stderr]     |
[INFO] [stderr] 231 |             HttpCodecError::Http(ref e) => e.description(),
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/result.rs:68:22
[INFO] [stderr]    |
[INFO] [stderr] 68 |         fmt.write_str(self.description())?;
[INFO] [stderr]    |                            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/result.rs:87:45
[INFO] [stderr]    |
[INFO] [stderr] 87 |             WebSocketOtherError::IoError(ref e) => e.description(),
[INFO] [stderr]    |                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/result.rs:184:22
[INFO] [stderr]     |
[INFO] [stderr] 184 |         fmt.write_str(self.description())?;
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/codec/http.rs:223:22
[INFO] [stderr]     |
[INFO] [stderr] 223 |         fmt.write_str(self.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/codec/http.rs:230:35
[INFO] [stderr]     |
[INFO] [stderr] 230 |             HttpCodecError::Io(ref e) => e.description(),
[INFO] [stderr]     |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/codec/http.rs:231:37
[INFO] [stderr]     |
[INFO] [stderr] 231 |             HttpCodecError::Http(ref e) => e.description(),
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/server/upgrade/mod.rs:194:22
[INFO] [stderr]     |
[INFO] [stderr] 194 |         fmt.write_str(self.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/server/upgrade/mod.rs:210:19
[INFO] [stderr]     |
[INFO] [stderr] 210 |             Io(ref e) => e.description(),
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/server/upgrade/mod.rs:211:24
[INFO] [stderr]     |
[INFO] [stderr] 211 |             Parsing(ref e) => e.description(),
[INFO] [stderr]     |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/server/upgrade/mod.rs:194:22
[INFO] [stderr]     |
[INFO] [stderr] 194 |         fmt.write_str(self.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/server/upgrade/mod.rs:210:19
[INFO] [stderr]     |
[INFO] [stderr] 210 |             Io(ref e) => e.description(),
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/server/upgrade/mod.rs:211:24
[INFO] [stderr]     |
[INFO] [stderr] 211 |             Parsing(ref e) => e.description(),
[INFO] [stderr]     |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/async-autobahn-client.rs:42:40
[INFO] [stderr]    |
[INFO] [stderr] 42 |                         .and_then(|(msg, stream)| -> Box<Future<Item = _, Error = _>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `futures::stream::Select` in tuple element 0 that must be used
[INFO] [stderr]   --> examples/ssl-client.rs:66:2
[INFO] [stderr]    |
[INFO] [stderr] 66 |     runtime.block_on(runner).unwrap();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `futures::stream::Select` in tuple element 0 that must be used
[INFO] [stderr]   --> examples/async-client.rs:80:2
[INFO] [stderr]    |
[INFO] [stderr] 80 |     runtime.block_on(runner).unwrap();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.86s
[INFO] running `"docker" "inspect" "9ddc7dbb3409d277e289ceddfe20fca62d155142ebc74fd2eebfb9c00a7d0d4a"`
[INFO] running `"docker" "rm" "-f" "9ddc7dbb3409d277e289ceddfe20fca62d155142ebc74fd2eebfb9c00a7d0d4a"`
[INFO] [stdout] 9ddc7dbb3409d277e289ceddfe20fca62d155142ebc74fd2eebfb9c00a7d0d4a