[INFO] updating cached repository seankelly/termcast-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/seankelly/termcast-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/seankelly/termcast-server" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/seankelly/termcast-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/seankelly/termcast-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/seankelly/termcast-server" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/seankelly/termcast-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/seankelly/termcast-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 63a362d1ef9e9d2e6c09e8b5161cdbdf4fcd4064
[INFO] sha for GitHub repo seankelly/termcast-server: 63a362d1ef9e9d2e6c09e8b5161cdbdf4fcd4064
[INFO] validating manifest of seankelly/termcast-server on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of seankelly/termcast-server on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing seankelly/termcast-server
[INFO] finished frobbing seankelly/termcast-server
[INFO] frobbed toml for seankelly/termcast-server written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/seankelly/termcast-server/Cargo.toml
[INFO] started frobbing seankelly/termcast-server
[INFO] finished frobbing seankelly/termcast-server
[INFO] frobbed toml for seankelly/termcast-server written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/seankelly/termcast-server/Cargo.toml
[INFO] crate seankelly/termcast-server already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/seankelly/termcast-server/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking seankelly/termcast-server against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-0/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/seankelly/termcast-server:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8b92a385c378c30f986740b978f9fcb03ae071bf0d27c3efadfefdbe27380693
[INFO] running `"docker" "start" "-a" "8b92a385c378c30f986740b978f9fcb03ae071bf0d27c3efadfefdbe27380693"`
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking bytes v0.2.11
[INFO] [stderr]    Compiling libsodium-sys v0.0.10
[INFO] [stderr]     Checking winapi v0.1.23
[INFO] [stderr]     Checking nix v0.3.10
[INFO] [stderr]     Checking sodiumoxide v0.0.10
[INFO] [stderr]     Checking mio v0.4.4
[INFO] [stderr]     Checking termcastd v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/lib.rs:192:33
[INFO] [stderr]     |
[INFO] [stderr] 192 |                             let res = event_loop.deregister(caster.socket());
[INFO] [stderr]     |                                 ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/lib.rs:199:37
[INFO] [stderr]     |
[INFO] [stderr] 199 |                                 let res = channel.send(TermcastdMessage::CasterDisconnected(watcher.token()));
[INFO] [stderr]     |                                     ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/lib.rs:209:33
[INFO] [stderr]     |
[INFO] [stderr] 209 |                             let res = event_loop.deregister(watcher.sock());
[INFO] [stderr]     |                                 ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:349:21
[INFO] [stderr]     |
[INFO] [stderr] 349 |         if let Some(mut watcher) = self.watchers.get_mut(&token) {
[INFO] [stderr]     |                     ----^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/lib.rs:192:33
[INFO] [stderr]     |
[INFO] [stderr] 192 |                             let res = event_loop.deregister(caster.socket());
[INFO] [stderr]     |                                 ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/lib.rs:199:37
[INFO] [stderr]     |
[INFO] [stderr] 199 |                                 let res = channel.send(TermcastdMessage::CasterDisconnected(watcher.token()));
[INFO] [stderr]     |                                     ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/lib.rs:209:33
[INFO] [stderr]     |
[INFO] [stderr] 209 |                             let res = event_loop.deregister(watcher.sock());
[INFO] [stderr]     |                                 ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: private type `MenuView` in public interface (error E0446)
[INFO] [stderr]   --> src/watcher.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | /     pub fn parse_input(&mut self, menu_view: &MenuView) -> WatcherAction {
[INFO] [stderr] 53 | |         while let Ok(num_bytes) = self.sock.read(&mut self.input_buffer) {
[INFO] [stderr] 54 | |             let each_byte = 0..num_bytes;
[INFO] [stderr] 55 | |             for (_offset, byte) in each_byte.zip(self.input_buffer.iter()) {
[INFO] [stderr] ...  |
[INFO] [stderr] 93 | |         return WatcherAction::Nothing;
[INFO] [stderr] 94 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(private_in_public)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `MenuView` in public interface (error E0446)
[INFO] [stderr]    --> src/watcher.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr] 96  | /     pub fn send_menu(&mut self, menu_view: &MenuView) -> Result<usize, Error> {
[INFO] [stderr] 97  | |         let (menu, fixed_offset) = menu_view.render(self.offset);
[INFO] [stderr] 98  | |         if let Some(offset) = fixed_offset {
[INFO] [stderr] 99  | |             self.offset = offset;
[INFO] [stderr] 100 | |         }
[INFO] [stderr] 101 | |         self.sock.write(&menu.as_bytes())
[INFO] [stderr] 102 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `motd`
[INFO] [stderr]   --> src/lib.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     motd: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `config`
[INFO] [stderr]   --> src/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     config: TermcastConfig,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/watcher.rs:83:33
[INFO] [stderr]    |
[INFO] [stderr] 83 |                                 self.sock.write(&menu.as_bytes());
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:268:17
[INFO] [stderr]     |
[INFO] [stderr] 268 |                 event_loop.deregister(caster.socket());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:358:29
[INFO] [stderr]     |
[INFO] [stderr] 358 |                             watcher.send_menu(&menu_view);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:365:29
[INFO] [stderr]     |
[INFO] [stderr] 365 |                             watcher.send_menu(&menu_view);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:371:29
[INFO] [stderr]     |
[INFO] [stderr] 371 |                             watcher.send_menu(&menu_view);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:375:25
[INFO] [stderr]     |
[INFO] [stderr] 375 |                         caster.add_watcher(watcherlite);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:390:29
[INFO] [stderr]     |
[INFO] [stderr] 390 |                             watcher.send_menu(&menu_view);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:427:17
[INFO] [stderr]     |
[INFO] [stderr] 427 |                 self.new_watcher(event_loop);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:349:21
[INFO] [stderr]     |
[INFO] [stderr] 349 |         if let Some(mut watcher) = self.watchers.get_mut(&token) {
[INFO] [stderr]     |                     ----^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `MenuView` in public interface (error E0446)
[INFO] [stderr]   --> src/watcher.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | /     pub fn parse_input(&mut self, menu_view: &MenuView) -> WatcherAction {
[INFO] [stderr] 53 | |         while let Ok(num_bytes) = self.sock.read(&mut self.input_buffer) {
[INFO] [stderr] 54 | |             let each_byte = 0..num_bytes;
[INFO] [stderr] 55 | |             for (_offset, byte) in each_byte.zip(self.input_buffer.iter()) {
[INFO] [stderr] ...  |
[INFO] [stderr] 93 | |         return WatcherAction::Nothing;
[INFO] [stderr] 94 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(private_in_public)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `MenuView` in public interface (error E0446)
[INFO] [stderr]    --> src/watcher.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr] 96  | /     pub fn send_menu(&mut self, menu_view: &MenuView) -> Result<usize, Error> {
[INFO] [stderr] 97  | |         let (menu, fixed_offset) = menu_view.render(self.offset);
[INFO] [stderr] 98  | |         if let Some(offset) = fixed_offset {
[INFO] [stderr] 99  | |             self.offset = offset;
[INFO] [stderr] 100 | |         }
[INFO] [stderr] 101 | |         self.sock.write(&menu.as_bytes())
[INFO] [stderr] 102 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `motd`
[INFO] [stderr]   --> src/lib.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     motd: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `config`
[INFO] [stderr]   --> src/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     config: TermcastConfig,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/auth/mod.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         ca.login(&name, &pass);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/auth/mod.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |         ca.login(&name, &pass);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/watcher.rs:83:33
[INFO] [stderr]    |
[INFO] [stderr] 83 |                                 self.sock.write(&menu.as_bytes());
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:268:17
[INFO] [stderr]     |
[INFO] [stderr] 268 |                 event_loop.deregister(caster.socket());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:358:29
[INFO] [stderr]     |
[INFO] [stderr] 358 |                             watcher.send_menu(&menu_view);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:365:29
[INFO] [stderr]     |
[INFO] [stderr] 365 |                             watcher.send_menu(&menu_view);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:371:29
[INFO] [stderr]     |
[INFO] [stderr] 371 |                             watcher.send_menu(&menu_view);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:375:25
[INFO] [stderr]     |
[INFO] [stderr] 375 |                         caster.add_watcher(watcherlite);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:390:29
[INFO] [stderr]     |
[INFO] [stderr] 390 |                             watcher.send_menu(&menu_view);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:427:17
[INFO] [stderr]     |
[INFO] [stderr] 427 |                 self.new_watcher(event_loop);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `"docker" "inspect" "8b92a385c378c30f986740b978f9fcb03ae071bf0d27c3efadfefdbe27380693"`
[INFO] running `"docker" "rm" "-f" "8b92a385c378c30f986740b978f9fcb03ae071bf0d27c3efadfefdbe27380693"`
[INFO] [stdout] 8b92a385c378c30f986740b978f9fcb03ae071bf0d27c3efadfefdbe27380693