Dec 19 20:15:09.713 INFO checking aswaving/netcat-rs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:15:09.713 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/aswaving/netcat-rs:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:15:09.996 INFO [stdout] 1fe78cf9aa29029b8f3dffbbeaf99d3fe67304d0d96b87a8a4cb3a34a8705878
Dec 19 20:15:10.002 INFO running `"docker" "start" "-a" "1fe78cf9aa29029b8f3dffbbeaf99d3fe67304d0d96b87a8a4cb3a34a8705878"`
Dec 19 20:15:10.913 INFO [stderr]     Checking netcat-rs v0.1.0 (/opt/crater/workdir)
Dec 19 20:15:11.216 INFO [stderr] warning: unused import: `SocketAddr`
Dec 19 20:15:11.216 INFO [stderr]   --> src/main.rs:13:51
Dec 19 20:15:11.216 INFO [stderr]    |
Dec 19 20:15:11.216 INFO [stderr] 13 | use std::net::{TcpStream, TcpListener, UdpSocket, SocketAddr};
Dec 19 20:15:11.216 INFO [stderr]    |                                                   ^^^^^^^^^^
Dec 19 20:15:11.216 INFO [stderr]    |
Dec 19 20:15:11.216 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 20:15:11.216 INFO [stderr] 
Dec 19 20:15:11.296 INFO [stderr] warning: unused import: `SocketAddr`
Dec 19 20:15:11.296 INFO [stderr]   --> src/main.rs:13:51
Dec 19 20:15:11.296 INFO [stderr]    |
Dec 19 20:15:11.296 INFO [stderr] 13 | use std::net::{TcpStream, TcpListener, UdpSocket, SocketAddr};
Dec 19 20:15:11.296 INFO [stderr]    |                                                   ^^^^^^^^^^
Dec 19 20:15:11.296 INFO [stderr]    |
Dec 19 20:15:11.296 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 20:15:11.296 INFO [stderr] 
Dec 19 20:15:11.340 INFO [stderr] warning: unused variable: `event_loop`
Dec 19 20:15:11.340 INFO [stderr]   --> src/iopoll.rs:20:25
Dec 19 20:15:11.340 INFO [stderr]    |
Dec 19 20:15:11.340 INFO [stderr] 20 |     fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 19 20:15:11.340 INFO [stderr]    |                         ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 19 20:15:11.340 INFO [stderr]    |
Dec 19 20:15:11.340 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 20:15:11.340 INFO [stderr] 
Dec 19 20:15:11.341 INFO [stderr] warning: unused variable: `stream_id`
Dec 19 20:15:11.341 INFO [stderr]   --> src/iopoll.rs:20:53
Dec 19 20:15:11.341 INFO [stderr]    |
Dec 19 20:15:11.341 INFO [stderr] 20 |     fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 19 20:15:11.341 INFO [stderr]    |                                                     ^^^^^^^^^ help: consider using `_stream_id` instead
Dec 19 20:15:11.341 INFO [stderr] 
Dec 19 20:15:11.341 INFO [stderr] warning: unused variable: `event_loop`
Dec 19 20:15:11.341 INFO [stderr]   --> src/iopoll.rs:21:26
Dec 19 20:15:11.341 INFO [stderr]    |
Dec 19 20:15:11.341 INFO [stderr] 21 |     fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 19 20:15:11.341 INFO [stderr]    |                          ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 19 20:15:11.341 INFO [stderr] 
Dec 19 20:15:11.341 INFO [stderr] warning: unused variable: `stream_id`
Dec 19 20:15:11.341 INFO [stderr]   --> src/iopoll.rs:21:54
Dec 19 20:15:11.341 INFO [stderr]    |
Dec 19 20:15:11.341 INFO [stderr] 21 |     fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 19 20:15:11.341 INFO [stderr]    |                                                      ^^^^^^^^^ help: consider using `_stream_id` instead
Dec 19 20:15:11.341 INFO [stderr] 
Dec 19 20:15:11.341 INFO [stderr] warning: unused variable: `event_loop`
Dec 19 20:15:11.341 INFO [stderr]   --> src/iopoll.rs:26:27
Dec 19 20:15:11.341 INFO [stderr]    |
Dec 19 20:15:11.341 INFO [stderr] 26 |     fn timeout(&mut self, event_loop: &mut EventLoop) {}
Dec 19 20:15:11.341 INFO [stderr]    |                           ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 19 20:15:11.341 INFO [stderr] 
Dec 19 20:15:11.341 INFO [stderr] warning: unused variable: `nr`
Dec 19 20:15:11.341 INFO [stderr]    --> src/iopoll.rs:195:26
Dec 19 20:15:11.341 INFO [stderr]     |
Dec 19 20:15:11.341 INFO [stderr] 195 |                     for (nr, &(fd, eventset)) in bla.iter().enumerate() {
Dec 19 20:15:11.341 INFO [stderr]     |                          ^^ help: consider using `_nr` instead
Dec 19 20:15:11.341 INFO [stderr] 
Dec 19 20:15:11.341 INFO [stderr] warning: unused variable: `stdin_stream`
Dec 19 20:15:11.341 INFO [stderr]    --> src/iopoll.rs:248:38
Dec 19 20:15:11.341 INFO [stderr]     |
Dec 19 20:15:11.341 INFO [stderr] 248 |     pub fn register_stdin(&mut self, stdin_stream: &Stdin) -> Token {
Dec 19 20:15:11.341 INFO [stderr]     |                                      ^^^^^^^^^^^^ help: consider using `_stdin_stream` instead
Dec 19 20:15:11.341 INFO [stderr] 
Dec 19 20:15:11.400 INFO [stderr] warning: unused variable: `event_loop`
Dec 19 20:15:11.400 INFO [stderr]   --> src/iopoll.rs:20:25
Dec 19 20:15:11.400 INFO [stderr]    |
Dec 19 20:15:11.400 INFO [stderr] 20 |     fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 19 20:15:11.400 INFO [stderr]    |                         ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 19 20:15:11.400 INFO [stderr]    |
Dec 19 20:15:11.400 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 20:15:11.400 INFO [stderr] 
Dec 19 20:15:11.400 INFO [stderr] warning: unused variable: `stream_id`
Dec 19 20:15:11.400 INFO [stderr]   --> src/iopoll.rs:20:53
Dec 19 20:15:11.401 INFO [stderr]    |
Dec 19 20:15:11.401 INFO [stderr] 20 |     fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 19 20:15:11.401 INFO [stderr]    |                                                     ^^^^^^^^^ help: consider using `_stream_id` instead
Dec 19 20:15:11.401 INFO [stderr] 
Dec 19 20:15:11.401 INFO [stderr] warning: unused variable: `event_loop`
Dec 19 20:15:11.401 INFO [stderr]   --> src/iopoll.rs:21:26
Dec 19 20:15:11.401 INFO [stderr]    |
Dec 19 20:15:11.401 INFO [stderr] 21 |     fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 19 20:15:11.401 INFO [stderr]    |                          ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 19 20:15:11.402 INFO [stderr] 
Dec 19 20:15:11.402 INFO [stderr] warning: unused variable: `stream_id`
Dec 19 20:15:11.402 INFO [stderr]   --> src/iopoll.rs:21:54
Dec 19 20:15:11.403 INFO [stderr]    |
Dec 19 20:15:11.403 INFO [stderr] 21 |     fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 19 20:15:11.403 INFO [stderr]    |                                                      ^^^^^^^^^ help: consider using `_stream_id` instead
Dec 19 20:15:11.403 INFO [stderr] 
Dec 19 20:15:11.403 INFO [stderr] warning: unused variable: `event_loop`
Dec 19 20:15:11.403 INFO [stderr]   --> src/iopoll.rs:26:27
Dec 19 20:15:11.403 INFO [stderr]    |
Dec 19 20:15:11.403 INFO [stderr] 26 |     fn timeout(&mut self, event_loop: &mut EventLoop) {}
Dec 19 20:15:11.403 INFO [stderr]    |                           ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 19 20:15:11.403 INFO [stderr] 
Dec 19 20:15:11.403 INFO [stderr] warning: unused variable: `nr`
Dec 19 20:15:11.403 INFO [stderr]    --> src/iopoll.rs:195:26
Dec 19 20:15:11.403 INFO [stderr]     |
Dec 19 20:15:11.403 INFO [stderr] 195 |                     for (nr, &(fd, eventset)) in bla.iter().enumerate() {
Dec 19 20:15:11.403 INFO [stderr]     |                          ^^ help: consider using `_nr` instead
Dec 19 20:15:11.403 INFO [stderr] 
Dec 19 20:15:11.403 INFO [stderr] warning: unused variable: `stdin_stream`
Dec 19 20:15:11.403 INFO [stderr]    --> src/iopoll.rs:248:38
Dec 19 20:15:11.403 INFO [stderr]     |
Dec 19 20:15:11.403 INFO [stderr] 248 |     pub fn register_stdin(&mut self, stdin_stream: &Stdin) -> Token {
Dec 19 20:15:11.403 INFO [stderr]     |                                      ^^^^^^^^^^^^ help: consider using `_stdin_stream` instead
Dec 19 20:15:11.405 INFO [stderr] 
Dec 19 20:15:11.408 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:15:11.408 INFO [stderr]    --> src/iopoll.rs:172:13
Dec 19 20:15:11.408 INFO [stderr]     |
Dec 19 20:15:11.408 INFO [stderr] 172 |         let mut result = Ok(());
Dec 19 20:15:11.408 INFO [stderr]     |             ----^^^^^^
Dec 19 20:15:11.408 INFO [stderr]     |             |
Dec 19 20:15:11.408 INFO [stderr]     |             help: remove this `mut`
Dec 19 20:15:11.408 INFO [stderr]     |
Dec 19 20:15:11.408 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:15:11.408 INFO [stderr] 
Dec 19 20:15:11.445 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:15:11.445 INFO [stderr]    --> src/iopoll.rs:172:13
Dec 19 20:15:11.445 INFO [stderr]     |
Dec 19 20:15:11.445 INFO [stderr] 172 |         let mut result = Ok(());
Dec 19 20:15:11.445 INFO [stderr]     |             ----^^^^^^
Dec 19 20:15:11.445 INFO [stderr]     |             |
Dec 19 20:15:11.445 INFO [stderr]     |             help: remove this `mut`
Dec 19 20:15:11.445 INFO [stderr]     |
Dec 19 20:15:11.445 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:15:11.445 INFO [stderr] 
Dec 19 20:15:11.476 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 19 20:15:11.938 INFO running `"docker" "inspect" "1fe78cf9aa29029b8f3dffbbeaf99d3fe67304d0d96b87a8a4cb3a34a8705878"`
Dec 19 20:15:12.130 INFO running `"docker" "rm" "-f" "1fe78cf9aa29029b8f3dffbbeaf99d3fe67304d0d96b87a8a4cb3a34a8705878"`
Dec 19 20:15:12.356 INFO [stdout] 1fe78cf9aa29029b8f3dffbbeaf99d3fe67304d0d96b87a8a4cb3a34a8705878