[INFO] updating cached repository chansuke/rust_chat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/chansuke/rust_chat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/chansuke/rust_chat" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/chansuke/rust_chat"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/chansuke/rust_chat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/chansuke/rust_chat" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/chansuke/rust_chat"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/chansuke/rust_chat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3b873d67f156172d75e7df27724d5f1853aca532 [INFO] sha for GitHub repo chansuke/rust_chat: 3b873d67f156172d75e7df27724d5f1853aca532 [INFO] validating manifest of chansuke/rust_chat on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of chansuke/rust_chat on toolchain try#f45cc3094ee337acd688771b9234318046b0572d [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing chansuke/rust_chat [INFO] finished frobbing chansuke/rust_chat [INFO] frobbed toml for chansuke/rust_chat written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/chansuke/rust_chat/Cargo.toml [INFO] started frobbing chansuke/rust_chat [INFO] finished frobbing chansuke/rust_chat [INFO] frobbed toml for chansuke/rust_chat written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/chansuke/rust_chat/Cargo.toml [INFO] crate chansuke/rust_chat already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/chansuke/rust_chat/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Updating git repository `https://github.com/carllerche/mio` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Updating git repository `https://github.com/carllerche/mio` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking chansuke/rust_chat against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-3/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/chansuke/rust_chat:/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b2e38a4f7535da58efd939a3ce158416ff6b6f099c38f87c22fdc9eb7830b283 [INFO] running `"docker" "start" "-a" "b2e38a4f7535da58efd939a3ce158416ff6b6f099c38f87c22fdc9eb7830b283"` [INFO] [stderr] Checking rust_chat v0.2.0 (/opt/crater/workdir) [INFO] [stderr] error[E0432]: unresolved import `mio::tcp` [INFO] [stderr] --> src/main.rs:16:10 [INFO] [stderr] | [INFO] [stderr] 16 | use mio::tcp::*; [INFO] [stderr] | ^^^ could not find `tcp` in `mio` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:78:23 [INFO] [stderr] | [INFO] [stderr] 78 | interest: EventSet::readable(), [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:103:38 [INFO] [stderr] | [INFO] [stderr] 103 | self.interest.remove(EventSet::writable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:104:38 [INFO] [stderr] | [INFO] [stderr] 104 | self.interest.insert(EventSet::readable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:122:30 [INFO] [stderr] | [INFO] [stderr] 122 | self.interest.remove(EventSet::writable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:123:30 [INFO] [stderr] | [INFO] [stderr] 123 | self.interest.insert(EventSet::readable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:140:46 [INFO] [stderr] | [INFO] [stderr] 140 | self.interest.remove(EventSet::readable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:141:46 [INFO] [stderr] | [INFO] [stderr] 141 | self.interest.insert(EventSet::writable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:173:46 [INFO] [stderr] | [INFO] [stderr] 173 | self.interest.remove(EventSet::readable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:174:46 [INFO] [stderr] | [INFO] [stderr] 174 | self.interest.insert(EventSet::writable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:212:86 [INFO] [stderr] | [INFO] [stderr] 212 | event_loop.register(&self.clients[&new_token].socket, new_token, EventSet::readable(), [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TcpListener` [INFO] [stderr] --> src/main.rs:235:25 [INFO] [stderr] | [INFO] [stderr] 235 | let server_socket = TcpListener::bind(&address).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ use of undeclared type or module `TcpListener` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventLoop` [INFO] [stderr] --> src/main.rs:237:26 [INFO] [stderr] | [INFO] [stderr] 237 | let mut event_loop = EventLoop::new().unwrap(); [INFO] [stderr] | ^^^^^^^^^ use of undeclared type or module `EventLoop` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:247:25 [INFO] [stderr] | [INFO] [stderr] 247 | EventSet::readable(), [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `TcpStream` in this scope [INFO] [stderr] --> src/main.rs:64:13 [INFO] [stderr] | [INFO] [stderr] 64 | socket: TcpStream, [INFO] [stderr] | ^^^^^^^^^ not found in this scope [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 9 | use mio::net::TcpStream; [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::TcpStream; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `EventSet` in this scope [INFO] [stderr] --> src/main.rs:66:15 [INFO] [stderr] | [INFO] [stderr] 66 | interest: EventSet, [INFO] [stderr] | ^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `TcpStream` in this scope [INFO] [stderr] --> src/main.rs:72:20 [INFO] [stderr] | [INFO] [stderr] 72 | fn new(socket: TcpStream) -> WebSocketClient { [INFO] [stderr] | ^^^^^^^^^ not found in this scope [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 9 | use mio::net::TcpStream; [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::TcpStream; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `TcpListener` in this scope [INFO] [stderr] --> src/main.rs:184:13 [INFO] [stderr] | [INFO] [stderr] 184 | socket: TcpListener, [INFO] [stderr] | ^^^^^^^^^^^ not found in this scope [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 9 | use mio::net::TcpListener; [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::TcpListener; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0405]: cannot find trait `Handler` in this scope [INFO] [stderr] --> src/main.rs:191:6 [INFO] [stderr] | [INFO] [stderr] 191 | impl Handler for WebSocketServer { [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `EventLoop` in this scope [INFO] [stderr] --> src/main.rs:195:42 [INFO] [stderr] | [INFO] [stderr] 195 | fn ready(&mut self, event_loop: &mut EventLoop, token: Token, events: EventSet) { [INFO] [stderr] | ^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `EventSet` in this scope [INFO] [stderr] --> src/main.rs:195:92 [INFO] [stderr] | [INFO] [stderr] 195 | fn ready(&mut self, event_loop: &mut EventLoop, token: Token, events: EventSet) { [INFO] [stderr] | ^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/frame.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `mio::tcp::*` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use mio::tcp::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 21 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0432, E0433. [INFO] [stderr] For more information about an error, try `rustc --explain E0405`. [INFO] [stderr] error: Could not compile `rust_chat`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0432]: unresolved import `mio::tcp` [INFO] [stderr] --> src/main.rs:16:10 [INFO] [stderr] | [INFO] [stderr] 16 | use mio::tcp::*; [INFO] [stderr] | ^^^ could not find `tcp` in `mio` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:78:23 [INFO] [stderr] | [INFO] [stderr] 78 | interest: EventSet::readable(), [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:103:38 [INFO] [stderr] | [INFO] [stderr] 103 | self.interest.remove(EventSet::writable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:104:38 [INFO] [stderr] | [INFO] [stderr] 104 | self.interest.insert(EventSet::readable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:122:30 [INFO] [stderr] | [INFO] [stderr] 122 | self.interest.remove(EventSet::writable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:123:30 [INFO] [stderr] | [INFO] [stderr] 123 | self.interest.insert(EventSet::readable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:140:46 [INFO] [stderr] | [INFO] [stderr] 140 | self.interest.remove(EventSet::readable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:141:46 [INFO] [stderr] | [INFO] [stderr] 141 | self.interest.insert(EventSet::writable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:173:46 [INFO] [stderr] | [INFO] [stderr] 173 | self.interest.remove(EventSet::readable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:174:46 [INFO] [stderr] | [INFO] [stderr] 174 | self.interest.insert(EventSet::writable()); [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:212:86 [INFO] [stderr] | [INFO] [stderr] 212 | event_loop.register(&self.clients[&new_token].socket, new_token, EventSet::readable(), [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TcpListener` [INFO] [stderr] --> src/main.rs:235:25 [INFO] [stderr] | [INFO] [stderr] 235 | let server_socket = TcpListener::bind(&address).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ use of undeclared type or module `TcpListener` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventLoop` [INFO] [stderr] --> src/main.rs:237:26 [INFO] [stderr] | [INFO] [stderr] 237 | let mut event_loop = EventLoop::new().unwrap(); [INFO] [stderr] | ^^^^^^^^^ use of undeclared type or module `EventLoop` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `EventSet` [INFO] [stderr] --> src/main.rs:247:25 [INFO] [stderr] | [INFO] [stderr] 247 | EventSet::readable(), [INFO] [stderr] | ^^^^^^^^ use of undeclared type or module `EventSet` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `TcpStream` in this scope [INFO] [stderr] --> src/main.rs:64:13 [INFO] [stderr] | [INFO] [stderr] 64 | socket: TcpStream, [INFO] [stderr] | ^^^^^^^^^ not found in this scope [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 9 | use mio::net::TcpStream; [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::TcpStream; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `EventSet` in this scope [INFO] [stderr] --> src/main.rs:66:15 [INFO] [stderr] | [INFO] [stderr] 66 | interest: EventSet, [INFO] [stderr] | ^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `TcpStream` in this scope [INFO] [stderr] --> src/main.rs:72:20 [INFO] [stderr] | [INFO] [stderr] 72 | fn new(socket: TcpStream) -> WebSocketClient { [INFO] [stderr] | ^^^^^^^^^ not found in this scope [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 9 | use mio::net::TcpStream; [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::TcpStream; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `TcpListener` in this scope [INFO] [stderr] --> src/main.rs:184:13 [INFO] [stderr] | [INFO] [stderr] 184 | socket: TcpListener, [INFO] [stderr] | ^^^^^^^^^^^ not found in this scope [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 9 | use mio::net::TcpListener; [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::TcpListener; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0405]: cannot find trait `Handler` in this scope [INFO] [stderr] --> src/main.rs:191:6 [INFO] [stderr] | [INFO] [stderr] 191 | impl Handler for WebSocketServer { [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `EventLoop` in this scope [INFO] [stderr] --> src/main.rs:195:42 [INFO] [stderr] | [INFO] [stderr] 195 | fn ready(&mut self, event_loop: &mut EventLoop, token: Token, events: EventSet) { [INFO] [stderr] | ^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `EventSet` in this scope [INFO] [stderr] --> src/main.rs:195:92 [INFO] [stderr] | [INFO] [stderr] 195 | fn ready(&mut self, event_loop: &mut EventLoop, token: Token, events: EventSet) { [INFO] [stderr] | ^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/frame.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `mio::tcp::*` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use mio::tcp::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 21 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0432, E0433. [INFO] [stderr] For more information about an error, try `rustc --explain E0405`. [INFO] [stderr] error: Could not compile `rust_chat`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "b2e38a4f7535da58efd939a3ce158416ff6b6f099c38f87c22fdc9eb7830b283"` [INFO] running `"docker" "rm" "-f" "b2e38a4f7535da58efd939a3ce158416ff6b6f099c38f87c22fdc9eb7830b283"` [INFO] [stdout] b2e38a4f7535da58efd939a3ce158416ff6b6f099c38f87c22fdc9eb7830b283