[INFO] crate wayland-server 0.23.2 is already in cache
[INFO] extracting crate wayland-server 0.23.2 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/wayland-server/0.23.2
[INFO] extracting crate wayland-server 0.23.2 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/wayland-server/0.23.2
[INFO] validating manifest of wayland-server-0.23.2 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wayland-server-0.23.2 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wayland-server-0.23.2
[INFO] finished frobbing wayland-server-0.23.2
[INFO] frobbed toml for wayland-server-0.23.2 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/wayland-server/0.23.2/Cargo.toml
[INFO] started frobbing wayland-server-0.23.2
[INFO] finished frobbing wayland-server-0.23.2
[INFO] frobbed toml for wayland-server-0.23.2 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/wayland-server/0.23.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking wayland-server-0.23.2 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-3/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/wayland-server/0.23.2:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 05f235ae95b4927de80e0c96d80cf629a574e06d6c5e43490e6b30f8dd947409
[INFO] running `"docker" "start" "-a" "05f235ae95b4927de80e0c96d80cf629a574e06d6c5e43490e6b30f8dd947409"`
[INFO] [stderr]     Checking wayland-sys v0.23.5
[INFO] [stderr]    Compiling wayland-scanner v0.23.5
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.5
[INFO] [stderr]    Compiling wayland-server v0.23.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/clients.rs:37:26
[INFO] [stderr]    |
[INFO] [stderr] 37 |     destructors: Vec<Box<FnMut(&UserDataMap) + Send>>,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&UserDataMap) + 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/rust_imp/clients.rs:303:21
[INFO] [stderr]     |
[INFO] [stderr] 303 |     loophandle: Box<WSLoopHandle>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: use `dyn`: `dyn WSLoopHandle`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/clients.rs:311:25
[INFO] [stderr]     |
[INFO] [stderr] 311 |         loophandle: Box<WSLoopHandle>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^ help: use `dyn`: `dyn WSLoopHandle`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/display.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 26 |     loophandle: Box<WSLoopHandle>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^ help: use `dyn`: `dyn WSLoopHandle`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 |         cb: Box<FnMut(UnixStream)>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(UnixStream)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:21:55
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn add_socket(&self, source: Generic<Fd>, cb: Box<FnMut(Event<Fd>)>) -> io::Result<Source<Generic<Fd>>>;
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Event<Fd>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 28 |         mut cb: Box<FnMut(UnixStream)>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(UnixStream)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |         mut cb: Box<FnMut(Event<Fd>)>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Event<Fd>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |     ) -> Rc<RefCell<EventDispatcher<Data>>> {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EventDispatcher<Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/globals.rs:13:32
[INFO] [stderr]    |
[INFO] [stderr] 13 | type GlobalFilter = Rc<RefCell<FnMut(ClientInner) -> bool>>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(ClientInner) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/globals.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |     implem: Box<Fn(u32, u32, ClientInner) -> Result<(), ()>>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32, u32, ClientInner) -> Result<(), ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/globals.rs:230:29
[INFO] [stderr]     |
[INFO] [stderr] 230 |     filter: Option<&RefCell<FnMut(ClientInner) -> bool>>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(ClientInner) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/globals.rs:251:29
[INFO] [stderr]     |
[INFO] [stderr] 251 |     filter: Option<&RefCell<FnMut(ClientInner) -> bool>>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(ClientInner) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/resources.rs:14:38
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub(crate) dispatcher: Arc<Mutex<Dispatcher>>,
[INFO] [stderr]    |                                      ^^^^^^^^^^ help: use `dyn`: `dyn Dispatcher`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/mod.rs:73:28
[INFO] [stderr]    |
[INFO] [stderr] 73 |     destructor: Option<Box<FnMut(I)>>,
[INFO] [stderr]    |                            ^^^^^^^^ help: use `dyn`: `dyn FnMut(I)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/mod.rs:142:16
[INFO] [stderr]     |
[INFO] [stderr] 142 | ) -> Arc<Mutex<Dispatcher + Send>>
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Dispatcher + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/mod.rs:156:49
[INFO] [stderr]     |
[INFO] [stderr] 156 | pub(crate) fn default_dispatcher() -> Arc<Mutex<Dispatcher + Send>> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Dispatcher + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/clients.rs:37:26
[INFO] [stderr]    |
[INFO] [stderr] 37 |     destructors: Vec<Box<FnMut(&UserDataMap) + Send>>,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&UserDataMap) + 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/rust_imp/clients.rs:303:21
[INFO] [stderr]     |
[INFO] [stderr] 303 |     loophandle: Box<WSLoopHandle>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: use `dyn`: `dyn WSLoopHandle`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/clients.rs:311:25
[INFO] [stderr]     |
[INFO] [stderr] 311 |         loophandle: Box<WSLoopHandle>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^ help: use `dyn`: `dyn WSLoopHandle`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/display.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 26 |     loophandle: Box<WSLoopHandle>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^ help: use `dyn`: `dyn WSLoopHandle`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 |         cb: Box<FnMut(UnixStream)>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(UnixStream)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:21:55
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn add_socket(&self, source: Generic<Fd>, cb: Box<FnMut(Event<Fd>)>) -> io::Result<Source<Generic<Fd>>>;
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Event<Fd>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 28 |         mut cb: Box<FnMut(UnixStream)>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(UnixStream)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |         mut cb: Box<FnMut(Event<Fd>)>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Event<Fd>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/event_loop_glue.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |     ) -> Rc<RefCell<EventDispatcher<Data>>> {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EventDispatcher<Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/globals.rs:13:32
[INFO] [stderr]    |
[INFO] [stderr] 13 | type GlobalFilter = Rc<RefCell<FnMut(ClientInner) -> bool>>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(ClientInner) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/globals.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |     implem: Box<Fn(u32, u32, ClientInner) -> Result<(), ()>>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32, u32, ClientInner) -> Result<(), ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/globals.rs:230:29
[INFO] [stderr]     |
[INFO] [stderr] 230 |     filter: Option<&RefCell<FnMut(ClientInner) -> bool>>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(ClientInner) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/globals.rs:251:29
[INFO] [stderr]     |
[INFO] [stderr] 251 |     filter: Option<&RefCell<FnMut(ClientInner) -> bool>>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(ClientInner) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/resources.rs:14:38
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub(crate) dispatcher: Arc<Mutex<Dispatcher>>,
[INFO] [stderr]    |                                      ^^^^^^^^^^ help: use `dyn`: `dyn Dispatcher`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rust_imp/mod.rs:73:28
[INFO] [stderr]    |
[INFO] [stderr] 73 |     destructor: Option<Box<FnMut(I)>>,
[INFO] [stderr]    |                            ^^^^^^^^ help: use `dyn`: `dyn FnMut(I)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/mod.rs:142:16
[INFO] [stderr]     |
[INFO] [stderr] 142 | ) -> Arc<Mutex<Dispatcher + Send>>
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Dispatcher + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rust_imp/mod.rs:156:49
[INFO] [stderr]     |
[INFO] [stderr] 156 | pub(crate) fn default_dispatcher() -> Arc<Mutex<Dispatcher + Send>> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Dispatcher + Send`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/rust_imp/clients.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub(crate) fn write_message(&mut self, msg: &Message) -> NixResult<()> {
[INFO] [stderr]    |                                                              ------------- expected `std::result::Result<(), nix::Error>` because of return type
[INFO] [stderr] 83 |         self.socket.write_message(msg)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `nix::Error`, found a different enum `nix::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::result::Result<_, nix::Error>` (enum `nix::Error`)
[INFO] [stderr]               found type `std::result::Result<_, nix::Error>` (enum `nix::Error`)
[INFO] [stderr] note: Perhaps two different versions of crate `nix` are being used?
[INFO] [stderr]   --> src/rust_imp/clients.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         self.socket.write_message(msg)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/rust_imp/clients.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub(crate) fn flush(&mut self) -> NixResult<()> {
[INFO] [stderr]    |                                       ------------- expected `std::result::Result<(), nix::Error>` because of return type
[INFO] [stderr] 87 |         self.socket.flush()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ expected enum `nix::Error`, found a different enum `nix::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::result::Result<_, nix::Error>` (enum `nix::Error`)
[INFO] [stderr]               found type `std::result::Result<_, nix::Error>` (enum `nix::Error`)
[INFO] [stderr] note: Perhaps two different versions of crate `nix` are being used?
[INFO] [stderr]   --> src/rust_imp/clients.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |         self.socket.flush()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0631]: type mismatch in function arguments
[INFO] [stderr]    --> src/rust_imp/clients.rs:125:53
[INFO] [stderr]     |
[INFO] [stderr] 30  |     Nix(::nix::Error),
[INFO] [stderr]     |     ----------------- found signature of `fn(nix::Error) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 125 |                 self.socket.fill_incoming_buffers().map_err(Error::Nix)?;
[INFO] [stderr]     |                                                     ^^^^^^^ expected signature of `fn(nix::Error) -> _`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/rust_imp/clients.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub(crate) fn write_message(&mut self, msg: &Message) -> NixResult<()> {
[INFO] [stderr]    |                                                              ------------- expected `std::result::Result<(), nix::Error>` because of return type
[INFO] [stderr] 83 |         self.socket.write_message(msg)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `nix::Error`, found a different enum `nix::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::result::Result<_, nix::Error>` (enum `nix::Error`)
[INFO] [stderr]               found type `std::result::Result<_, nix::Error>` (enum `nix::Error`)
[INFO] [stderr] note: Perhaps two different versions of crate `nix` are being used?
[INFO] [stderr]   --> src/rust_imp/clients.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         self.socket.write_message(msg)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/rust_imp/clients.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub(crate) fn flush(&mut self) -> NixResult<()> {
[INFO] [stderr]    |                                       ------------- expected `std::result::Result<(), nix::Error>` because of return type
[INFO] [stderr] 87 |         self.socket.flush()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ expected enum `nix::Error`, found a different enum `nix::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::result::Result<_, nix::Error>` (enum `nix::Error`)
[INFO] [stderr]               found type `std::result::Result<_, nix::Error>` (enum `nix::Error`)
[INFO] [stderr] note: Perhaps two different versions of crate `nix` are being used?
[INFO] [stderr]   --> src/rust_imp/clients.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |         self.socket.flush()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0631]: type mismatch in function arguments
[INFO] [stderr]    --> src/rust_imp/clients.rs:125:53
[INFO] [stderr]     |
[INFO] [stderr] 30  |     Nix(::nix::Error),
[INFO] [stderr]     |     ----------------- found signature of `fn(nix::Error) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 125 |                 self.socket.fill_incoming_buffers().map_err(Error::Nix)?;
[INFO] [stderr]     |                                                     ^^^^^^^ expected signature of `fn(nix::Error) -> _`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `wayland-server`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `wayland-server`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "05f235ae95b4927de80e0c96d80cf629a574e06d6c5e43490e6b30f8dd947409"`
[INFO] running `"docker" "rm" "-f" "05f235ae95b4927de80e0c96d80cf629a574e06d6c5e43490e6b30f8dd947409"`
[INFO] [stdout] 05f235ae95b4927de80e0c96d80cf629a574e06d6c5e43490e6b30f8dd947409