Dec 11 22:17:00.400 INFO checking aswaving/netcat-rs against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 22:17:00.400 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 22:17:00.819 INFO [stdout] d69152eea0d5a390731f980046ff4bc0967a32516bc3c8abd9674b8552a92d18
Dec 11 22:17:00.819 INFO running `"docker" "start" "-a" "d69152eea0d5a390731f980046ff4bc0967a32516bc3c8abd9674b8552a92d18"`
Dec 11 22:17:01.341 INFO [stderr] usermod: no changes
Dec 11 22:17:01.420 INFO [stderr]     Checking netcat-rs v0.1.0 (/source)
Dec 11 22:17:02.044 INFO [stderr] warning: unused import: `SocketAddr`
Dec 11 22:17:02.044 INFO [stderr]   --> src/main.rs:13:51
Dec 11 22:17:02.044 INFO [stderr]    |
Dec 11 22:17:02.044 INFO [stderr] 13 | use std::net::{TcpStream, TcpListener, UdpSocket, SocketAddr};
Dec 11 22:17:02.044 INFO [stderr]    |                                                   ^^^^^^^^^^
Dec 11 22:17:02.044 INFO [stderr]    |
Dec 11 22:17:02.044 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 22:17:02.044 INFO [stderr] 
Dec 11 22:17:02.124 INFO [stderr] warning: unused import: `SocketAddr`
Dec 11 22:17:02.124 INFO [stderr]   --> src/main.rs:13:51
Dec 11 22:17:02.124 INFO [stderr]    |
Dec 11 22:17:02.124 INFO [stderr] 13 | use std::net::{TcpStream, TcpListener, UdpSocket, SocketAddr};
Dec 11 22:17:02.124 INFO [stderr]    |                                                   ^^^^^^^^^^
Dec 11 22:17:02.124 INFO [stderr]    |
Dec 11 22:17:02.124 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 22:17:02.124 INFO [stderr] 
Dec 11 22:17:02.144 INFO [stderr] warning: unused variable: `event_loop`
Dec 11 22:17:02.144 INFO [stderr]   --> src/iopoll.rs:20:25
Dec 11 22:17:02.144 INFO [stderr]    |
Dec 11 22:17:02.144 INFO [stderr] 20 |     fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 11 22:17:02.144 INFO [stderr]    |                         ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 11 22:17:02.144 INFO [stderr]    |
Dec 11 22:17:02.144 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 22:17:02.144 INFO [stderr] 
Dec 11 22:17:02.144 INFO [stderr] warning: unused variable: `stream_id`
Dec 11 22:17:02.144 INFO [stderr]   --> src/iopoll.rs:20:53
Dec 11 22:17:02.144 INFO [stderr]    |
Dec 11 22:17:02.144 INFO [stderr] 20 |     fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 11 22:17:02.145 INFO [stderr]    |                                                     ^^^^^^^^^ help: consider using `_stream_id` instead
Dec 11 22:17:02.145 INFO [stderr] 
Dec 11 22:17:02.145 INFO [stderr] warning: unused variable: `event_loop`
Dec 11 22:17:02.145 INFO [stderr]   --> src/iopoll.rs:21:26
Dec 11 22:17:02.145 INFO [stderr]    |
Dec 11 22:17:02.145 INFO [stderr] 21 |     fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 11 22:17:02.145 INFO [stderr]    |                          ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 11 22:17:02.145 INFO [stderr] 
Dec 11 22:17:02.145 INFO [stderr] warning: unused variable: `stream_id`
Dec 11 22:17:02.145 INFO [stderr]   --> src/iopoll.rs:21:54
Dec 11 22:17:02.145 INFO [stderr]    |
Dec 11 22:17:02.145 INFO [stderr] 21 |     fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 11 22:17:02.145 INFO [stderr]    |                                                      ^^^^^^^^^ help: consider using `_stream_id` instead
Dec 11 22:17:02.145 INFO [stderr] 
Dec 11 22:17:02.145 INFO [stderr] warning: unused variable: `event_loop`
Dec 11 22:17:02.145 INFO [stderr]   --> src/iopoll.rs:26:27
Dec 11 22:17:02.145 INFO [stderr]    |
Dec 11 22:17:02.145 INFO [stderr] 26 |     fn timeout(&mut self, event_loop: &mut EventLoop) {}
Dec 11 22:17:02.145 INFO [stderr]    |                           ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 11 22:17:02.145 INFO [stderr] 
Dec 11 22:17:02.145 INFO [stderr] warning: unused variable: `nr`
Dec 11 22:17:02.145 INFO [stderr]    --> src/iopoll.rs:195:26
Dec 11 22:17:02.145 INFO [stderr]     |
Dec 11 22:17:02.145 INFO [stderr] 195 |                     for (nr, &(fd, eventset)) in bla.iter().enumerate() {
Dec 11 22:17:02.145 INFO [stderr]     |                          ^^ help: consider using `_nr` instead
Dec 11 22:17:02.145 INFO [stderr] 
Dec 11 22:17:02.145 INFO [stderr] warning: unused variable: `stdin_stream`
Dec 11 22:17:02.145 INFO [stderr]    --> src/iopoll.rs:248:38
Dec 11 22:17:02.145 INFO [stderr]     |
Dec 11 22:17:02.145 INFO [stderr] 248 |     pub fn register_stdin(&mut self, stdin_stream: &Stdin) -> Token {
Dec 11 22:17:02.145 INFO [stderr]     |                                      ^^^^^^^^^^^^ help: consider using `_stdin_stream` instead
Dec 11 22:17:02.145 INFO [stderr] 
Dec 11 22:17:02.172 INFO [stderr] warning: variable does not need to be mutable
Dec 11 22:17:02.172 INFO [stderr]    --> src/iopoll.rs:172:13
Dec 11 22:17:02.172 INFO [stderr]     |
Dec 11 22:17:02.172 INFO [stderr] 172 |         let mut result = Ok(());
Dec 11 22:17:02.172 INFO [stderr]     |             ----^^^^^^
Dec 11 22:17:02.172 INFO [stderr]     |             |
Dec 11 22:17:02.172 INFO [stderr]     |             help: remove this `mut`
Dec 11 22:17:02.172 INFO [stderr]     |
Dec 11 22:17:02.172 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 22:17:02.172 INFO [stderr] 
Dec 11 22:17:02.226 INFO [stderr] warning: unused variable: `event_loop`
Dec 11 22:17:02.226 INFO [stderr]   --> src/iopoll.rs:20:25
Dec 11 22:17:02.226 INFO [stderr]    |
Dec 11 22:17:02.226 INFO [stderr] 20 |     fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 11 22:17:02.226 INFO [stderr]    |                         ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 11 22:17:02.226 INFO [stderr]    |
Dec 11 22:17:02.226 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 22:17:02.226 INFO [stderr] 
Dec 11 22:17:02.226 INFO [stderr] warning: unused variable: `stream_id`
Dec 11 22:17:02.226 INFO [stderr]   --> src/iopoll.rs:20:53
Dec 11 22:17:02.226 INFO [stderr]    |
Dec 11 22:17:02.226 INFO [stderr] 20 |     fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 11 22:17:02.226 INFO [stderr]    |                                                     ^^^^^^^^^ help: consider using `_stream_id` instead
Dec 11 22:17:02.226 INFO [stderr] 
Dec 11 22:17:02.226 INFO [stderr] warning: unused variable: `event_loop`
Dec 11 22:17:02.226 INFO [stderr]   --> src/iopoll.rs:21:26
Dec 11 22:17:02.226 INFO [stderr]    |
Dec 11 22:17:02.226 INFO [stderr] 21 |     fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 11 22:17:02.226 INFO [stderr]    |                          ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 11 22:17:02.226 INFO [stderr] 
Dec 11 22:17:02.226 INFO [stderr] warning: unused variable: `stream_id`
Dec 11 22:17:02.226 INFO [stderr]   --> src/iopoll.rs:21:54
Dec 11 22:17:02.226 INFO [stderr]    |
Dec 11 22:17:02.226 INFO [stderr] 21 |     fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {}
Dec 11 22:17:02.226 INFO [stderr]    |                                                      ^^^^^^^^^ help: consider using `_stream_id` instead
Dec 11 22:17:02.226 INFO [stderr] 
Dec 11 22:17:02.226 INFO [stderr] warning: unused variable: `event_loop`
Dec 11 22:17:02.226 INFO [stderr]   --> src/iopoll.rs:26:27
Dec 11 22:17:02.226 INFO [stderr]    |
Dec 11 22:17:02.226 INFO [stderr] 26 |     fn timeout(&mut self, event_loop: &mut EventLoop) {}
Dec 11 22:17:02.226 INFO [stderr]    |                           ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 11 22:17:02.226 INFO [stderr] 
Dec 11 22:17:02.228 INFO [stderr] warning: unused variable: `nr`
Dec 11 22:17:02.228 INFO [stderr]    --> src/iopoll.rs:195:26
Dec 11 22:17:02.228 INFO [stderr]     |
Dec 11 22:17:02.228 INFO [stderr] 195 |                     for (nr, &(fd, eventset)) in bla.iter().enumerate() {
Dec 11 22:17:02.228 INFO [stderr]     |                          ^^ help: consider using `_nr` instead
Dec 11 22:17:02.228 INFO [stderr] 
Dec 11 22:17:02.228 INFO [stderr] warning: unused variable: `stdin_stream`
Dec 11 22:17:02.228 INFO [stderr]    --> src/iopoll.rs:248:38
Dec 11 22:17:02.228 INFO [stderr]     |
Dec 11 22:17:02.228 INFO [stderr] 248 |     pub fn register_stdin(&mut self, stdin_stream: &Stdin) -> Token {
Dec 11 22:17:02.228 INFO [stderr]     |                                      ^^^^^^^^^^^^ help: consider using `_stdin_stream` instead
Dec 11 22:17:02.228 INFO [stderr] 
Dec 11 22:17:02.263 INFO [stderr] warning: variable does not need to be mutable
Dec 11 22:17:02.263 INFO [stderr]    --> src/iopoll.rs:172:13
Dec 11 22:17:02.263 INFO [stderr]     |
Dec 11 22:17:02.263 INFO [stderr] 172 |         let mut result = Ok(());
Dec 11 22:17:02.263 INFO [stderr]     |             ----^^^^^^
Dec 11 22:17:02.263 INFO [stderr]     |             |
Dec 11 22:17:02.263 INFO [stderr]     |             help: remove this `mut`
Dec 11 22:17:02.263 INFO [stderr]     |
Dec 11 22:17:02.263 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 22:17:02.263 INFO [stderr] 
Dec 11 22:17:02.281 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 11 22:17:02.281 INFO [stderr] su: No module specific data is present
Dec 11 22:17:02.930 INFO running `"docker" "inspect" "d69152eea0d5a390731f980046ff4bc0967a32516bc3c8abd9674b8552a92d18"`
Dec 11 22:17:03.134 INFO running `"docker" "rm" "-f" "d69152eea0d5a390731f980046ff4bc0967a32516bc3c8abd9674b8552a92d18"`
Dec 11 22:17:03.452 INFO [stdout] d69152eea0d5a390731f980046ff4bc0967a32516bc3c8abd9674b8552a92d18