Nov 17 07:42:31.041 INFO testing bqv/carbon against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 07:42:31.041 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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"`
Nov 17 07:42:31.203 INFO [stdout] 3d545e1624a416ad7fd88b96f981a2d34d05233eaea8f9d63d1d0fae863f45f0
Nov 17 07:42:31.204 INFO running `"docker" "start" "-a" "3d545e1624a416ad7fd88b96f981a2d34d05233eaea8f9d63d1d0fae863f45f0"`
Nov 17 07:42:31.674 INFO [stderr] usermod: no changes
Nov 17 07:42:31.731 INFO [stderr]    Compiling carbon v0.1.0 (/source)
Nov 17 07:42:32.131 INFO [stderr] warning: unused import: `TcpListener`
Nov 17 07:42:32.131 INFO [stderr]  --> src/irc/client.rs:4:16
Nov 17 07:42:32.131 INFO [stderr]   |
Nov 17 07:42:32.131 INFO [stderr] 4 | use std::net::{TcpListener, TcpStream};
Nov 17 07:42:32.131 INFO [stderr]   |                ^^^^^^^^^^^
Nov 17 07:42:32.131 INFO [stderr]   |
Nov 17 07:42:32.131 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 07:42:32.131 INFO [stderr] 
Nov 17 07:42:32.131 INFO [stderr] warning: unused imports: `DerefMut`, `Deref`
Nov 17 07:42:32.131 INFO [stderr]  --> src/bouncer/mod.rs:5:16
Nov 17 07:42:32.131 INFO [stderr]   |
Nov 17 07:42:32.131 INFO [stderr] 5 | use std::ops::{Deref, DerefMut};
Nov 17 07:42:32.131 INFO [stderr]   |                ^^^^^  ^^^^^^^^
Nov 17 07:42:32.131 INFO [stderr] 
Nov 17 07:42:32.131 INFO [stderr] warning: unused import: `channel`
Nov 17 07:42:32.131 INFO [stderr]  --> src/bouncer/threadworker.rs:2:23
Nov 17 07:42:32.131 INFO [stderr]   |
Nov 17 07:42:32.131 INFO [stderr] 2 | use std::sync::mpsc::{channel, Receiver, Sender};
Nov 17 07:42:32.131 INFO [stderr]   |                       ^^^^^^^
Nov 17 07:42:32.131 INFO [stderr] 
Nov 17 07:42:32.131 INFO [stderr] warning: unused import: `std::borrow::Borrow`
Nov 17 07:42:32.131 INFO [stderr]  --> src/bouncer/threadworker.rs:4:5
Nov 17 07:42:32.131 INFO [stderr]   |
Nov 17 07:42:32.131 INFO [stderr] 4 | use std::borrow::Borrow;
Nov 17 07:42:32.131 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.131 INFO [stderr] 
Nov 17 07:42:32.131 INFO [stderr] warning: unused import: `TcpStream`
Nov 17 07:42:32.131 INFO [stderr]  --> src/bouncer/threadworker.rs:5:29
Nov 17 07:42:32.131 INFO [stderr]   |
Nov 17 07:42:32.131 INFO [stderr] 5 | use std::net::{TcpListener, TcpStream};
Nov 17 07:42:32.131 INFO [stderr]   |                             ^^^^^^^^^
Nov 17 07:42:32.131 INFO [stderr] 
Nov 17 07:42:32.131 INFO [stderr] warning: unused imports: `DerefMut`, `Deref`
Nov 17 07:42:32.131 INFO [stderr]  --> src/bouncer/threadworker.rs:6:16
Nov 17 07:42:32.131 INFO [stderr]   |
Nov 17 07:42:32.131 INFO [stderr] 6 | use std::ops::{Deref, DerefMut};
Nov 17 07:42:32.131 INFO [stderr]   |                ^^^^^  ^^^^^^^^
Nov 17 07:42:32.131 INFO [stderr] 
Nov 17 07:42:32.418 INFO [stderr] warning: unused variable: `e`
Nov 17 07:42:32.418 INFO [stderr]    --> src/bouncer/threadworker.rs:120:21
Nov 17 07:42:32.418 INFO [stderr]     |
Nov 17 07:42:32.418 INFO [stderr] 120 |                 Err(e) => {
Nov 17 07:42:32.418 INFO [stderr]     |                     ^ help: consider using `_e` instead
Nov 17 07:42:32.418 INFO [stderr]     |
Nov 17 07:42:32.418 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 07:42:32.418 INFO [stderr] 
Nov 17 07:42:32.418 INFO [stderr] warning: unused variable: `err`
Nov 17 07:42:32.418 INFO [stderr]   --> src/bouncer/mod.rs:70:29
Nov 17 07:42:32.418 INFO [stderr]    |
Nov 17 07:42:32.418 INFO [stderr] 70 |                         Err(err) => {
Nov 17 07:42:32.418 INFO [stderr]    |                             ^^^ help: consider using `_err` instead
Nov 17 07:42:32.418 INFO [stderr] 
Nov 17 07:42:32.418 INFO [stderr] warning: unused variable: `readthread`
Nov 17 07:42:32.418 INFO [stderr]   --> src/bouncer/mod.rs:91:21
Nov 17 07:42:32.418 INFO [stderr]    |
Nov 17 07:42:32.418 INFO [stderr] 91 |                 let readthread = thread::Builder::new().name(readthreadname).spawn(move || {
Nov 17 07:42:32.418 INFO [stderr]    |                     ^^^^^^^^^^ help: consider using `_readthread` instead
Nov 17 07:42:32.418 INFO [stderr] 
Nov 17 07:42:32.418 INFO [stderr] warning: unused variable: `err`
Nov 17 07:42:32.418 INFO [stderr]   --> src/bouncer/mod.rs:95:17
Nov 17 07:42:32.418 INFO [stderr]    |
Nov 17 07:42:32.418 INFO [stderr] 95 |             Err(err) => {
Nov 17 07:42:32.418 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Nov 17 07:42:32.418 INFO [stderr] 
Nov 17 07:42:32.418 INFO [stderr] warning: unused variable: `sendthread`
Nov 17 07:42:32.418 INFO [stderr]    --> src/bouncer/mod.rs:102:21
Nov 17 07:42:32.418 INFO [stderr]     |
Nov 17 07:42:32.418 INFO [stderr] 102 |                 let sendthread = thread::Builder::new().name(sendthreadname).spawn(move || {
Nov 17 07:42:32.418 INFO [stderr]     |                     ^^^^^^^^^^ help: consider using `_sendthread` instead
Nov 17 07:42:32.418 INFO [stderr] 
Nov 17 07:42:32.418 INFO [stderr] warning: unused variable: `err`
Nov 17 07:42:32.418 INFO [stderr]    --> src/bouncer/mod.rs:106:17
Nov 17 07:42:32.418 INFO [stderr]     |
Nov 17 07:42:32.418 INFO [stderr] 106 |             Err(err) => {
Nov 17 07:42:32.418 INFO [stderr]     |                 ^^^ help: consider using `_err` instead
Nov 17 07:42:32.418 INFO [stderr] 
Nov 17 07:42:32.418 INFO [stderr] warning: unused variable: `pingthread`
Nov 17 07:42:32.418 INFO [stderr]    --> src/bouncer/mod.rs:113:21
Nov 17 07:42:32.418 INFO [stderr]     |
Nov 17 07:42:32.418 INFO [stderr] 113 |                 let pingthread = thread::Builder::new().name(pingthreadname).spawn(move || {
Nov 17 07:42:32.418 INFO [stderr]     |                     ^^^^^^^^^^ help: consider using `_pingthread` instead
Nov 17 07:42:32.418 INFO [stderr] 
Nov 17 07:42:32.419 INFO [stderr] warning: unused variable: `err`
Nov 17 07:42:32.419 INFO [stderr]    --> src/bouncer/mod.rs:117:17
Nov 17 07:42:32.419 INFO [stderr]     |
Nov 17 07:42:32.419 INFO [stderr] 117 |             Err(err) => {
Nov 17 07:42:32.419 INFO [stderr]     |                 ^^^ help: consider using `_err` instead
Nov 17 07:42:32.419 INFO [stderr] 
Nov 17 07:42:32.419 INFO [stderr] warning: unused variable: `readthread`
Nov 17 07:42:32.419 INFO [stderr]    --> src/bouncer/mod.rs:131:21
Nov 17 07:42:32.419 INFO [stderr]     |
Nov 17 07:42:32.419 INFO [stderr] 131 |                 let readthread = thread::Builder::new().name(readthreadname).spawn(move || {
Nov 17 07:42:32.419 INFO [stderr]     |                     ^^^^^^^^^^ help: consider using `_readthread` instead
Nov 17 07:42:32.419 INFO [stderr] 
Nov 17 07:42:32.419 INFO [stderr] warning: unused variable: `sendthread`
Nov 17 07:42:32.419 INFO [stderr]    --> src/bouncer/mod.rs:139:21
Nov 17 07:42:32.419 INFO [stderr]     |
Nov 17 07:42:32.419 INFO [stderr] 139 |                 let sendthread = thread::Builder::new().name(sendthreadname).spawn(move || {
Nov 17 07:42:32.419 INFO [stderr]     |                     ^^^^^^^^^^ help: consider using `_sendthread` instead
Nov 17 07:42:32.419 INFO [stderr] 
Nov 17 07:42:32.419 INFO [stderr] warning: unused variable: `pingthread`
Nov 17 07:42:32.419 INFO [stderr]    --> src/bouncer/mod.rs:165:25
Nov 17 07:42:32.419 INFO [stderr]     |
Nov 17 07:42:32.419 INFO [stderr] 165 |                     let pingthread = thread::Builder::new().name(pingthreadname).spawn(move || {
Nov 17 07:42:32.419 INFO [stderr]     |                         ^^^^^^^^^^ help: consider using `_pingthread` instead
Nov 17 07:42:32.419 INFO [stderr] 
Nov 17 07:42:32.419 INFO [stderr] warning: unused variable: `param`
Nov 17 07:42:32.419 INFO [stderr]    --> src/bouncer/mod.rs:183:31
Nov 17 07:42:32.419 INFO [stderr]     |
Nov 17 07:42:32.419 INFO [stderr] 183 |             Command::PONG(ref param) => {
Nov 17 07:42:32.419 INFO [stderr]     |                               ^^^^^ help: consider using `_param` instead
Nov 17 07:42:32.419 INFO [stderr] 
Nov 17 07:42:32.423 INFO [stderr] warning: unused variable: `param`
Nov 17 07:42:32.423 INFO [stderr]    --> src/bouncer/mod.rs:282:31
Nov 17 07:42:32.423 INFO [stderr]     |
Nov 17 07:42:32.423 INFO [stderr] 282 |             Command::PONG(ref param) => {
Nov 17 07:42:32.423 INFO [stderr]     |                               ^^^^^ help: consider using `_param` instead
Nov 17 07:42:32.423 INFO [stderr] 
Nov 17 07:42:32.490 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.490 INFO [stderr]   --> src/irc/server.rs:63:13
Nov 17 07:42:32.490 INFO [stderr]    |
Nov 17 07:42:32.490 INFO [stderr] 63 |         let mut nick = self.nick.lock().unwrap();
Nov 17 07:42:32.490 INFO [stderr]    |             ----^^^^
Nov 17 07:42:32.490 INFO [stderr]    |             |
Nov 17 07:42:32.490 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:32.490 INFO [stderr]    |
Nov 17 07:42:32.490 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 07:42:32.490 INFO [stderr] 
Nov 17 07:42:32.490 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.490 INFO [stderr]   --> src/irc/server.rs:64:13
Nov 17 07:42:32.490 INFO [stderr]    |
Nov 17 07:42:32.490 INFO [stderr] 64 |         let mut userdata = self.userdata.lock().unwrap();
Nov 17 07:42:32.490 INFO [stderr]    |             ----^^^^^^^^
Nov 17 07:42:32.491 INFO [stderr]    |             |
Nov 17 07:42:32.491 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:32.491 INFO [stderr] 
Nov 17 07:42:32.495 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.495 INFO [stderr]   --> src/irc/server.rs:69:13
Nov 17 07:42:32.495 INFO [stderr]    |
Nov 17 07:42:32.495 INFO [stderr] 69 |         let mut channels = self.channels.lock().unwrap();
Nov 17 07:42:32.495 INFO [stderr]    |             ----^^^^^^^^
Nov 17 07:42:32.495 INFO [stderr]    |             |
Nov 17 07:42:32.495 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:32.495 INFO [stderr] 
Nov 17 07:42:32.497 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.497 INFO [stderr]    --> src/irc/server.rs:104:13
Nov 17 07:42:32.497 INFO [stderr]     |
Nov 17 07:42:32.497 INFO [stderr] 104 |         let mut ping_active = self.ping_active.clone();
Nov 17 07:42:32.497 INFO [stderr]     |             ----^^^^^^^^^^^
Nov 17 07:42:32.497 INFO [stderr]     |             |
Nov 17 07:42:32.497 INFO [stderr]     |             help: remove this `mut`
Nov 17 07:42:32.497 INFO [stderr] 
Nov 17 07:42:32.508 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.508 INFO [stderr]   --> src/irc/client.rs:62:13
Nov 17 07:42:32.508 INFO [stderr]    |
Nov 17 07:42:32.508 INFO [stderr] 62 |         let mut nick = self.nick.lock().unwrap();
Nov 17 07:42:32.508 INFO [stderr]    |             ----^^^^
Nov 17 07:42:32.508 INFO [stderr]    |             |
Nov 17 07:42:32.508 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:32.508 INFO [stderr] 
Nov 17 07:42:32.508 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.508 INFO [stderr]   --> src/irc/client.rs:63:13
Nov 17 07:42:32.508 INFO [stderr]    |
Nov 17 07:42:32.508 INFO [stderr] 63 |         let mut userdata = self.userdata.lock().unwrap();
Nov 17 07:42:32.508 INFO [stderr]    |             ----^^^^^^^^
Nov 17 07:42:32.508 INFO [stderr]    |             |
Nov 17 07:42:32.508 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:32.508 INFO [stderr] 
Nov 17 07:42:32.508 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.508 INFO [stderr]   --> src/irc/client.rs:68:13
Nov 17 07:42:32.508 INFO [stderr]    |
Nov 17 07:42:32.508 INFO [stderr] 68 |         let mut nick = self.nick.lock().unwrap();
Nov 17 07:42:32.508 INFO [stderr]    |             ----^^^^
Nov 17 07:42:32.508 INFO [stderr]    |             |
Nov 17 07:42:32.508 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:32.508 INFO [stderr] 
Nov 17 07:42:32.515 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.515 INFO [stderr]   --> src/irc/client.rs:78:13
Nov 17 07:42:32.515 INFO [stderr]    |
Nov 17 07:42:32.515 INFO [stderr] 78 |         let mut channels = self.channels.lock().unwrap();
Nov 17 07:42:32.515 INFO [stderr]    |             ----^^^^^^^^
Nov 17 07:42:32.515 INFO [stderr]    |             |
Nov 17 07:42:32.515 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:32.515 INFO [stderr] 
Nov 17 07:42:32.515 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.515 INFO [stderr]    --> src/irc/client.rs:107:13
Nov 17 07:42:32.515 INFO [stderr]     |
Nov 17 07:42:32.515 INFO [stderr] 107 |         let mut ping_active = self.ping_active.clone();
Nov 17 07:42:32.515 INFO [stderr]     |             ----^^^^^^^^^^^
Nov 17 07:42:32.515 INFO [stderr]     |             |
Nov 17 07:42:32.515 INFO [stderr]     |             help: remove this `mut`
Nov 17 07:42:32.515 INFO [stderr] 
Nov 17 07:42:32.571 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.571 INFO [stderr]   --> src/bouncer/threadworker.rs:72:19
Nov 17 07:42:32.571 INFO [stderr]    |
Nov 17 07:42:32.571 INFO [stderr] 72 |         if let Ok(mut iter) = self.conn.read() {
Nov 17 07:42:32.571 INFO [stderr]    |                   ----^^^^
Nov 17 07:42:32.571 INFO [stderr]    |                   |
Nov 17 07:42:32.571 INFO [stderr]    |                   help: remove this `mut`
Nov 17 07:42:32.571 INFO [stderr] 
Nov 17 07:42:32.571 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:32.571 INFO [stderr]   --> src/bouncer/threadworker.rs:91:19
Nov 17 07:42:32.571 INFO [stderr]    |
Nov 17 07:42:32.571 INFO [stderr] 91 |         if let Ok(mut iter) = self.conn.read() {
Nov 17 07:42:32.571 INFO [stderr]    |                   ----^^^^
Nov 17 07:42:32.571 INFO [stderr]    |                   |
Nov 17 07:42:32.571 INFO [stderr]    |                   help: remove this `mut`
Nov 17 07:42:32.571 INFO [stderr] 
Nov 17 07:42:32.575 INFO [stderr] warning: method is never used: `read_hostmask`
Nov 17 07:42:32.575 INFO [stderr]    --> src/irc/message.rs:134:5
Nov 17 07:42:32.575 INFO [stderr]     |
Nov 17 07:42:32.575 INFO [stderr] 134 |     pub fn read_hostmask(hostmask: &str) -> Hostmask {
Nov 17 07:42:32.575 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.575 INFO [stderr]     |
Nov 17 07:42:32.575 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 17 07:42:32.575 INFO [stderr] 
Nov 17 07:42:32.575 INFO [stderr] warning: field is never used: `username`
Nov 17 07:42:32.575 INFO [stderr]   --> src/irc/server.rs:24:5
Nov 17 07:42:32.575 INFO [stderr]    |
Nov 17 07:42:32.575 INFO [stderr] 24 |     username: String,
Nov 17 07:42:32.575 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 17 07:42:32.575 INFO [stderr] 
Nov 17 07:42:32.575 INFO [stderr] warning: field is never used: `hostname`
Nov 17 07:42:32.575 INFO [stderr]   --> src/irc/server.rs:25:5
Nov 17 07:42:32.575 INFO [stderr]    |
Nov 17 07:42:32.575 INFO [stderr] 25 |     hostname: String,
Nov 17 07:42:32.575 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 17 07:42:32.575 INFO [stderr] 
Nov 17 07:42:32.575 INFO [stderr] warning: field is never used: `realname`
Nov 17 07:42:32.575 INFO [stderr]   --> src/irc/server.rs:26:5
Nov 17 07:42:32.575 INFO [stderr]    |
Nov 17 07:42:32.575 INFO [stderr] 26 |     realname: String,
Nov 17 07:42:32.575 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 17 07:42:32.575 INFO [stderr] 
Nov 17 07:42:32.575 INFO [stderr] warning: method is never used: `set_userdata`
Nov 17 07:42:32.575 INFO [stderr]   --> src/irc/server.rs:56:5
Nov 17 07:42:32.575 INFO [stderr]    |
Nov 17 07:42:32.575 INFO [stderr] 56 |     pub fn set_userdata(&mut self, username: String, hostname: String) {
Nov 17 07:42:32.575 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.575 INFO [stderr] 
Nov 17 07:42:32.579 INFO [stderr] warning: method is never used: `hostmask`
Nov 17 07:42:32.579 INFO [stderr]   --> src/irc/server.rs:62:5
Nov 17 07:42:32.579 INFO [stderr]    |
Nov 17 07:42:32.579 INFO [stderr] 62 |     pub fn hostmask(&self) -> Hostmask {
Nov 17 07:42:32.579 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.579 INFO [stderr] 
Nov 17 07:42:32.579 INFO [stderr] warning: method is never used: `get_nick`
Nov 17 07:42:32.579 INFO [stderr]   --> src/irc/client.rs:41:5
Nov 17 07:42:32.579 INFO [stderr]    |
Nov 17 07:42:32.579 INFO [stderr] 41 |     pub fn get_nick(&self) -> String {
Nov 17 07:42:32.579 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.579 INFO [stderr] 
Nov 17 07:42:32.579 INFO [stderr] warning: variant `RPL_WELCOME` should have a camel case name such as `RplWelcome`
Nov 17 07:42:32.579 INFO [stderr]   --> src/irc/message.rs:22:5
Nov 17 07:42:32.579 INFO [stderr]    |
Nov 17 07:42:32.579 INFO [stderr] 22 |     RPL_WELCOME(String),
Nov 17 07:42:32.579 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.579 INFO [stderr]    |
Nov 17 07:42:32.579 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 17 07:42:32.579 INFO [stderr] 
Nov 17 07:42:32.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.579 INFO [stderr]    --> src/irc/server.rs:112:13
Nov 17 07:42:32.579 INFO [stderr]     |
Nov 17 07:42:32.579 INFO [stderr] 112 |             self.send(string);
Nov 17 07:42:32.579 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.579 INFO [stderr]     |
Nov 17 07:42:32.579 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 07:42:32.579 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.579 INFO [stderr] 
Nov 17 07:42:32.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.579 INFO [stderr]    --> src/irc/client.rs:115:13
Nov 17 07:42:32.579 INFO [stderr]     |
Nov 17 07:42:32.579 INFO [stderr] 115 |             self.send(string);
Nov 17 07:42:32.579 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.579 INFO [stderr]     |
Nov 17 07:42:32.579 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.579 INFO [stderr] 
Nov 17 07:42:32.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.579 INFO [stderr]   --> src/bouncer/threadworker.rs:52:21
Nov 17 07:42:32.579 INFO [stderr]    |
Nov 17 07:42:32.580 INFO [stderr] 52 |                     self.conn.send(string);
Nov 17 07:42:32.580 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.580 INFO [stderr]    |
Nov 17 07:42:32.580 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.580 INFO [stderr] 
Nov 17 07:42:32.580 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.580 INFO [stderr]   --> src/bouncer/threadworker.rs:75:17
Nov 17 07:42:32.580 INFO [stderr]    |
Nov 17 07:42:32.580 INFO [stderr] 75 |                 self.tx.send(Event::ServerRead(self.conn.id(), Message::from_string(line.as_str())));
Nov 17 07:42:32.580 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.580 INFO [stderr]    |
Nov 17 07:42:32.580 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.580 INFO [stderr] 
Nov 17 07:42:32.580 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.580 INFO [stderr]   --> src/bouncer/threadworker.rs:94:17
Nov 17 07:42:32.580 INFO [stderr]    |
Nov 17 07:42:32.580 INFO [stderr] 94 |                 self.tx.send(Event::ClientRead(self.conn.id(), Message::from_string(line.as_str())));
Nov 17 07:42:32.580 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.580 INFO [stderr]    |
Nov 17 07:42:32.581 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.581 INFO [stderr] 
Nov 17 07:42:32.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.581 INFO [stderr]    --> src/bouncer/threadworker.rs:118:21
Nov 17 07:42:32.581 INFO [stderr]     |
Nov 17 07:42:32.581 INFO [stderr] 118 |                     self.eventtx.send(Event::AcceptConn(Arc::new(Mutex::new(stream))));
Nov 17 07:42:32.581 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.581 INFO [stderr]     |
Nov 17 07:42:32.581 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.581 INFO [stderr] 
Nov 17 07:42:32.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.581 INFO [stderr]   --> src/bouncer/mod.rs:43:17
Nov 17 07:42:32.581 INFO [stderr]    |
Nov 17 07:42:32.581 INFO [stderr] 43 | /                 thread::Builder::new().name("LISTEN".to_string()).spawn(move || {
Nov 17 07:42:32.581 INFO [stderr] 44 | |                     threadworker::Listener::new(listener, listeneventtx).work();
Nov 17 07:42:32.581 INFO [stderr] 45 | |                 });
Nov 17 07:42:32.581 INFO [stderr]    | |___________________^
Nov 17 07:42:32.581 INFO [stderr]    |
Nov 17 07:42:32.581 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.581 INFO [stderr] 
Nov 17 07:42:32.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.581 INFO [stderr]    --> src/bouncer/mod.rs:140:21
Nov 17 07:42:32.581 INFO [stderr]     |
Nov 17 07:42:32.581 INFO [stderr] 140 |                     sendtx.send(Message::user(Hostmask::None, server_clone.config.nick.as_str(), "carbon").to_string());
Nov 17 07:42:32.581 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.581 INFO [stderr]     |
Nov 17 07:42:32.581 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.581 INFO [stderr] 
Nov 17 07:42:32.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.581 INFO [stderr]    --> src/bouncer/mod.rs:141:21
Nov 17 07:42:32.581 INFO [stderr]     |
Nov 17 07:42:32.581 INFO [stderr] 141 |                     sendtx.send(Message::nick(Hostmask::None, server_clone.config.nick.as_str()).to_string());
Nov 17 07:42:32.581 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.581 INFO [stderr]     |
Nov 17 07:42:32.582 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.582 INFO [stderr] 
Nov 17 07:42:32.582 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.582 INFO [stderr]    --> src/bouncer/mod.rs:145:29
Nov 17 07:42:32.582 INFO [stderr]     |
Nov 17 07:42:32.582 INFO [stderr] 145 |                             sendtx.send(Message::pass(Hostmask::None, pass).to_string());
Nov 17 07:42:32.582 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.582 INFO [stderr]     |
Nov 17 07:42:32.582 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.582 INFO [stderr] 
Nov 17 07:42:32.587 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.587 INFO [stderr]    --> src/bouncer/mod.rs:348:9
Nov 17 07:42:32.587 INFO [stderr]     |
Nov 17 07:42:32.587 INFO [stderr] 348 |         self.srvsendtxs[id].send(line);
Nov 17 07:42:32.587 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.587 INFO [stderr]     |
Nov 17 07:42:32.587 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.587 INFO [stderr] 
Nov 17 07:42:32.587 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:32.587 INFO [stderr]    --> src/bouncer/mod.rs:352:9
Nov 17 07:42:32.587 INFO [stderr]     |
Nov 17 07:42:32.587 INFO [stderr] 352 |         self.clntsendtxs[id].send(line);
Nov 17 07:42:32.587 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:32.588 INFO [stderr]     |
Nov 17 07:42:32.588 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:32.588 INFO [stderr] 
Nov 17 07:42:35.427 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
Nov 17 07:42:35.432 INFO [stderr] su: No module specific data is present
Nov 17 07:42:35.880 INFO running `"docker" "inspect" "3d545e1624a416ad7fd88b96f981a2d34d05233eaea8f9d63d1d0fae863f45f0"`
Nov 17 07:42:36.135 INFO running `"docker" "rm" "-f" "3d545e1624a416ad7fd88b96f981a2d34d05233eaea8f9d63d1d0fae863f45f0"`
Nov 17 07:42:36.454 INFO [stdout] 3d545e1624a416ad7fd88b96f981a2d34d05233eaea8f9d63d1d0fae863f45f0
Nov 17 07:42:36.461 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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"`
Nov 17 07:42:36.831 INFO [stdout] ed639b9e4d9581bbc0adb9b18df91a7bf046c6b8bcac93543180fef9f2cd3b15
Nov 17 07:42:36.839 INFO running `"docker" "start" "-a" "ed639b9e4d9581bbc0adb9b18df91a7bf046c6b8bcac93543180fef9f2cd3b15"`
Nov 17 07:42:37.606 INFO [stderr] usermod: no changes
Nov 17 07:42:37.633 INFO [stderr]    Compiling carbon v0.1.0 (/source)
Nov 17 07:42:37.998 INFO [stderr] warning: unused import: `TcpListener`
Nov 17 07:42:37.998 INFO [stderr]  --> src/irc/client.rs:4:16
Nov 17 07:42:37.998 INFO [stderr]   |
Nov 17 07:42:37.998 INFO [stderr] 4 | use std::net::{TcpListener, TcpStream};
Nov 17 07:42:37.998 INFO [stderr]   |                ^^^^^^^^^^^
Nov 17 07:42:37.998 INFO [stderr]   |
Nov 17 07:42:37.998 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 07:42:37.998 INFO [stderr] 
Nov 17 07:42:37.998 INFO [stderr] warning: unused imports: `DerefMut`, `Deref`
Nov 17 07:42:37.998 INFO [stderr]  --> src/bouncer/mod.rs:5:16
Nov 17 07:42:37.998 INFO [stderr]   |
Nov 17 07:42:37.998 INFO [stderr] 5 | use std::ops::{Deref, DerefMut};
Nov 17 07:42:37.998 INFO [stderr]   |                ^^^^^  ^^^^^^^^
Nov 17 07:42:37.998 INFO [stderr] 
Nov 17 07:42:37.998 INFO [stderr] warning: unused import: `channel`
Nov 17 07:42:37.998 INFO [stderr]  --> src/bouncer/threadworker.rs:2:23
Nov 17 07:42:37.998 INFO [stderr]   |
Nov 17 07:42:37.998 INFO [stderr] 2 | use std::sync::mpsc::{channel, Receiver, Sender};
Nov 17 07:42:37.998 INFO [stderr]   |                       ^^^^^^^
Nov 17 07:42:37.998 INFO [stderr] 
Nov 17 07:42:37.998 INFO [stderr] warning: unused import: `std::borrow::Borrow`
Nov 17 07:42:37.998 INFO [stderr]  --> src/bouncer/threadworker.rs:4:5
Nov 17 07:42:37.998 INFO [stderr]   |
Nov 17 07:42:37.998 INFO [stderr] 4 | use std::borrow::Borrow;
Nov 17 07:42:37.998 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:37.998 INFO [stderr] 
Nov 17 07:42:37.998 INFO [stderr] warning: unused import: `TcpStream`
Nov 17 07:42:37.998 INFO [stderr]  --> src/bouncer/threadworker.rs:5:29
Nov 17 07:42:37.998 INFO [stderr]   |
Nov 17 07:42:37.998 INFO [stderr] 5 | use std::net::{TcpListener, TcpStream};
Nov 17 07:42:37.998 INFO [stderr]   |                             ^^^^^^^^^
Nov 17 07:42:37.998 INFO [stderr] 
Nov 17 07:42:37.998 INFO [stderr] warning: unused imports: `DerefMut`, `Deref`
Nov 17 07:42:37.998 INFO [stderr]  --> src/bouncer/threadworker.rs:6:16
Nov 17 07:42:37.998 INFO [stderr]   |
Nov 17 07:42:37.998 INFO [stderr] 6 | use std::ops::{Deref, DerefMut};
Nov 17 07:42:37.998 INFO [stderr]   |                ^^^^^  ^^^^^^^^
Nov 17 07:42:37.998 INFO [stderr] 
Nov 17 07:42:38.234 INFO [stderr] warning: unused variable: `e`
Nov 17 07:42:38.234 INFO [stderr]    --> src/bouncer/threadworker.rs:120:21
Nov 17 07:42:38.234 INFO [stderr]     |
Nov 17 07:42:38.234 INFO [stderr] 120 |                 Err(e) => {
Nov 17 07:42:38.235 INFO [stderr]     |                     ^ help: consider using `_e` instead
Nov 17 07:42:38.235 INFO [stderr]     |
Nov 17 07:42:38.235 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `err`
Nov 17 07:42:38.235 INFO [stderr]   --> src/bouncer/mod.rs:70:29
Nov 17 07:42:38.235 INFO [stderr]    |
Nov 17 07:42:38.235 INFO [stderr] 70 |                         Err(err) => {
Nov 17 07:42:38.235 INFO [stderr]    |                             ^^^ help: consider using `_err` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `readthread`
Nov 17 07:42:38.235 INFO [stderr]   --> src/bouncer/mod.rs:91:21
Nov 17 07:42:38.235 INFO [stderr]    |
Nov 17 07:42:38.235 INFO [stderr] 91 |                 let readthread = thread::Builder::new().name(readthreadname).spawn(move || {
Nov 17 07:42:38.235 INFO [stderr]    |                     ^^^^^^^^^^ help: consider using `_readthread` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `err`
Nov 17 07:42:38.235 INFO [stderr]   --> src/bouncer/mod.rs:95:17
Nov 17 07:42:38.235 INFO [stderr]    |
Nov 17 07:42:38.235 INFO [stderr] 95 |             Err(err) => {
Nov 17 07:42:38.235 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `sendthread`
Nov 17 07:42:38.235 INFO [stderr]    --> src/bouncer/mod.rs:102:21
Nov 17 07:42:38.235 INFO [stderr]     |
Nov 17 07:42:38.235 INFO [stderr] 102 |                 let sendthread = thread::Builder::new().name(sendthreadname).spawn(move || {
Nov 17 07:42:38.235 INFO [stderr]     |                     ^^^^^^^^^^ help: consider using `_sendthread` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `err`
Nov 17 07:42:38.235 INFO [stderr]    --> src/bouncer/mod.rs:106:17
Nov 17 07:42:38.235 INFO [stderr]     |
Nov 17 07:42:38.235 INFO [stderr] 106 |             Err(err) => {
Nov 17 07:42:38.235 INFO [stderr]     |                 ^^^ help: consider using `_err` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `pingthread`
Nov 17 07:42:38.235 INFO [stderr]    --> src/bouncer/mod.rs:113:21
Nov 17 07:42:38.235 INFO [stderr]     |
Nov 17 07:42:38.235 INFO [stderr] 113 |                 let pingthread = thread::Builder::new().name(pingthreadname).spawn(move || {
Nov 17 07:42:38.235 INFO [stderr]     |                     ^^^^^^^^^^ help: consider using `_pingthread` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `err`
Nov 17 07:42:38.235 INFO [stderr]    --> src/bouncer/mod.rs:117:17
Nov 17 07:42:38.235 INFO [stderr]     |
Nov 17 07:42:38.235 INFO [stderr] 117 |             Err(err) => {
Nov 17 07:42:38.235 INFO [stderr]     |                 ^^^ help: consider using `_err` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `readthread`
Nov 17 07:42:38.235 INFO [stderr]    --> src/bouncer/mod.rs:131:21
Nov 17 07:42:38.235 INFO [stderr]     |
Nov 17 07:42:38.235 INFO [stderr] 131 |                 let readthread = thread::Builder::new().name(readthreadname).spawn(move || {
Nov 17 07:42:38.235 INFO [stderr]     |                     ^^^^^^^^^^ help: consider using `_readthread` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `sendthread`
Nov 17 07:42:38.235 INFO [stderr]    --> src/bouncer/mod.rs:139:21
Nov 17 07:42:38.235 INFO [stderr]     |
Nov 17 07:42:38.235 INFO [stderr] 139 |                 let sendthread = thread::Builder::new().name(sendthreadname).spawn(move || {
Nov 17 07:42:38.235 INFO [stderr]     |                     ^^^^^^^^^^ help: consider using `_sendthread` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `pingthread`
Nov 17 07:42:38.235 INFO [stderr]    --> src/bouncer/mod.rs:165:25
Nov 17 07:42:38.235 INFO [stderr]     |
Nov 17 07:42:38.235 INFO [stderr] 165 |                     let pingthread = thread::Builder::new().name(pingthreadname).spawn(move || {
Nov 17 07:42:38.235 INFO [stderr]     |                         ^^^^^^^^^^ help: consider using `_pingthread` instead
Nov 17 07:42:38.235 INFO [stderr] 
Nov 17 07:42:38.235 INFO [stderr] warning: unused variable: `param`
Nov 17 07:42:38.235 INFO [stderr]    --> src/bouncer/mod.rs:183:31
Nov 17 07:42:38.235 INFO [stderr]     |
Nov 17 07:42:38.235 INFO [stderr] 183 |             Command::PONG(ref param) => {
Nov 17 07:42:38.235 INFO [stderr]     |                               ^^^^^ help: consider using `_param` instead
Nov 17 07:42:38.236 INFO [stderr] 
Nov 17 07:42:38.236 INFO [stderr] warning: unused variable: `param`
Nov 17 07:42:38.236 INFO [stderr]    --> src/bouncer/mod.rs:282:31
Nov 17 07:42:38.236 INFO [stderr]     |
Nov 17 07:42:38.236 INFO [stderr] 282 |             Command::PONG(ref param) => {
Nov 17 07:42:38.236 INFO [stderr]     |                               ^^^^^ help: consider using `_param` instead
Nov 17 07:42:38.236 INFO [stderr] 
Nov 17 07:42:38.282 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.282 INFO [stderr]   --> src/irc/server.rs:63:13
Nov 17 07:42:38.282 INFO [stderr]    |
Nov 17 07:42:38.282 INFO [stderr] 63 |         let mut nick = self.nick.lock().unwrap();
Nov 17 07:42:38.282 INFO [stderr]    |             ----^^^^
Nov 17 07:42:38.282 INFO [stderr]    |             |
Nov 17 07:42:38.282 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:38.282 INFO [stderr]    |
Nov 17 07:42:38.282 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 07:42:38.282 INFO [stderr] 
Nov 17 07:42:38.282 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.282 INFO [stderr]   --> src/irc/server.rs:64:13
Nov 17 07:42:38.282 INFO [stderr]    |
Nov 17 07:42:38.282 INFO [stderr] 64 |         let mut userdata = self.userdata.lock().unwrap();
Nov 17 07:42:38.282 INFO [stderr]    |             ----^^^^^^^^
Nov 17 07:42:38.282 INFO [stderr]    |             |
Nov 17 07:42:38.282 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:38.282 INFO [stderr] 
Nov 17 07:42:38.282 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.282 INFO [stderr]   --> src/irc/server.rs:69:13
Nov 17 07:42:38.282 INFO [stderr]    |
Nov 17 07:42:38.282 INFO [stderr] 69 |         let mut channels = self.channels.lock().unwrap();
Nov 17 07:42:38.282 INFO [stderr]    |             ----^^^^^^^^
Nov 17 07:42:38.282 INFO [stderr]    |             |
Nov 17 07:42:38.282 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:38.282 INFO [stderr] 
Nov 17 07:42:38.286 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.286 INFO [stderr]    --> src/irc/server.rs:104:13
Nov 17 07:42:38.286 INFO [stderr]     |
Nov 17 07:42:38.286 INFO [stderr] 104 |         let mut ping_active = self.ping_active.clone();
Nov 17 07:42:38.286 INFO [stderr]     |             ----^^^^^^^^^^^
Nov 17 07:42:38.286 INFO [stderr]     |             |
Nov 17 07:42:38.286 INFO [stderr]     |             help: remove this `mut`
Nov 17 07:42:38.286 INFO [stderr] 
Nov 17 07:42:38.292 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.292 INFO [stderr]   --> src/irc/client.rs:62:13
Nov 17 07:42:38.292 INFO [stderr]    |
Nov 17 07:42:38.292 INFO [stderr] 62 |         let mut nick = self.nick.lock().unwrap();
Nov 17 07:42:38.292 INFO [stderr]    |             ----^^^^
Nov 17 07:42:38.292 INFO [stderr]    |             |
Nov 17 07:42:38.292 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:38.292 INFO [stderr] 
Nov 17 07:42:38.292 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.292 INFO [stderr]   --> src/irc/client.rs:63:13
Nov 17 07:42:38.292 INFO [stderr]    |
Nov 17 07:42:38.292 INFO [stderr] 63 |         let mut userdata = self.userdata.lock().unwrap();
Nov 17 07:42:38.292 INFO [stderr]    |             ----^^^^^^^^
Nov 17 07:42:38.292 INFO [stderr]    |             |
Nov 17 07:42:38.292 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:38.292 INFO [stderr] 
Nov 17 07:42:38.292 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.292 INFO [stderr]   --> src/irc/client.rs:68:13
Nov 17 07:42:38.292 INFO [stderr]    |
Nov 17 07:42:38.292 INFO [stderr] 68 |         let mut nick = self.nick.lock().unwrap();
Nov 17 07:42:38.292 INFO [stderr]    |             ----^^^^
Nov 17 07:42:38.292 INFO [stderr]    |             |
Nov 17 07:42:38.292 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:38.292 INFO [stderr] 
Nov 17 07:42:38.294 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.294 INFO [stderr]   --> src/irc/client.rs:78:13
Nov 17 07:42:38.294 INFO [stderr]    |
Nov 17 07:42:38.294 INFO [stderr] 78 |         let mut channels = self.channels.lock().unwrap();
Nov 17 07:42:38.294 INFO [stderr]    |             ----^^^^^^^^
Nov 17 07:42:38.294 INFO [stderr]    |             |
Nov 17 07:42:38.294 INFO [stderr]    |             help: remove this `mut`
Nov 17 07:42:38.294 INFO [stderr] 
Nov 17 07:42:38.296 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.296 INFO [stderr]    --> src/irc/client.rs:107:13
Nov 17 07:42:38.296 INFO [stderr]     |
Nov 17 07:42:38.296 INFO [stderr] 107 |         let mut ping_active = self.ping_active.clone();
Nov 17 07:42:38.296 INFO [stderr]     |             ----^^^^^^^^^^^
Nov 17 07:42:38.296 INFO [stderr]     |             |
Nov 17 07:42:38.296 INFO [stderr]     |             help: remove this `mut`
Nov 17 07:42:38.296 INFO [stderr] 
Nov 17 07:42:38.335 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.335 INFO [stderr]   --> src/bouncer/threadworker.rs:72:19
Nov 17 07:42:38.335 INFO [stderr]    |
Nov 17 07:42:38.335 INFO [stderr] 72 |         if let Ok(mut iter) = self.conn.read() {
Nov 17 07:42:38.335 INFO [stderr]    |                   ----^^^^
Nov 17 07:42:38.335 INFO [stderr]    |                   |
Nov 17 07:42:38.335 INFO [stderr]    |                   help: remove this `mut`
Nov 17 07:42:38.335 INFO [stderr] 
Nov 17 07:42:38.337 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:42:38.337 INFO [stderr]   --> src/bouncer/threadworker.rs:91:19
Nov 17 07:42:38.337 INFO [stderr]    |
Nov 17 07:42:38.337 INFO [stderr] 91 |         if let Ok(mut iter) = self.conn.read() {
Nov 17 07:42:38.337 INFO [stderr]    |                   ----^^^^
Nov 17 07:42:38.337 INFO [stderr]    |                   |
Nov 17 07:42:38.337 INFO [stderr]    |                   help: remove this `mut`
Nov 17 07:42:38.337 INFO [stderr] 
Nov 17 07:42:38.340 INFO [stderr] warning: method is never used: `read_hostmask`
Nov 17 07:42:38.340 INFO [stderr]    --> src/irc/message.rs:134:5
Nov 17 07:42:38.340 INFO [stderr]     |
Nov 17 07:42:38.340 INFO [stderr] 134 |     pub fn read_hostmask(hostmask: &str) -> Hostmask {
Nov 17 07:42:38.340 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.340 INFO [stderr]     |
Nov 17 07:42:38.340 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 17 07:42:38.340 INFO [stderr] 
Nov 17 07:42:38.340 INFO [stderr] warning: field is never used: `username`
Nov 17 07:42:38.340 INFO [stderr]   --> src/irc/server.rs:24:5
Nov 17 07:42:38.340 INFO [stderr]    |
Nov 17 07:42:38.340 INFO [stderr] 24 |     username: String,
Nov 17 07:42:38.340 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 17 07:42:38.340 INFO [stderr] 
Nov 17 07:42:38.340 INFO [stderr] warning: field is never used: `hostname`
Nov 17 07:42:38.340 INFO [stderr]   --> src/irc/server.rs:25:5
Nov 17 07:42:38.340 INFO [stderr]    |
Nov 17 07:42:38.340 INFO [stderr] 25 |     hostname: String,
Nov 17 07:42:38.340 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 17 07:42:38.340 INFO [stderr] 
Nov 17 07:42:38.341 INFO [stderr] warning: field is never used: `realname`
Nov 17 07:42:38.341 INFO [stderr]   --> src/irc/server.rs:26:5
Nov 17 07:42:38.341 INFO [stderr]    |
Nov 17 07:42:38.341 INFO [stderr] 26 |     realname: String,
Nov 17 07:42:38.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 17 07:42:38.341 INFO [stderr] 
Nov 17 07:42:38.341 INFO [stderr] warning: method is never used: `set_userdata`
Nov 17 07:42:38.341 INFO [stderr]   --> src/irc/server.rs:56:5
Nov 17 07:42:38.341 INFO [stderr]    |
Nov 17 07:42:38.341 INFO [stderr] 56 |     pub fn set_userdata(&mut self, username: String, hostname: String) {
Nov 17 07:42:38.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.341 INFO [stderr] 
Nov 17 07:42:38.341 INFO [stderr] warning: method is never used: `hostmask`
Nov 17 07:42:38.341 INFO [stderr]   --> src/irc/server.rs:62:5
Nov 17 07:42:38.341 INFO [stderr]    |
Nov 17 07:42:38.341 INFO [stderr] 62 |     pub fn hostmask(&self) -> Hostmask {
Nov 17 07:42:38.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.341 INFO [stderr] 
Nov 17 07:42:38.341 INFO [stderr] warning: method is never used: `get_nick`
Nov 17 07:42:38.341 INFO [stderr]   --> src/irc/client.rs:41:5
Nov 17 07:42:38.341 INFO [stderr]    |
Nov 17 07:42:38.341 INFO [stderr] 41 |     pub fn get_nick(&self) -> String {
Nov 17 07:42:38.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.341 INFO [stderr] 
Nov 17 07:42:38.341 INFO [stderr] warning: variant `RPL_WELCOME` should have a camel case name such as `RplWelcome`
Nov 17 07:42:38.341 INFO [stderr]   --> src/irc/message.rs:22:5
Nov 17 07:42:38.341 INFO [stderr]    |
Nov 17 07:42:38.341 INFO [stderr] 22 |     RPL_WELCOME(String),
Nov 17 07:42:38.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.341 INFO [stderr]    |
Nov 17 07:42:38.341 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 17 07:42:38.342 INFO [stderr] 
Nov 17 07:42:38.342 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.342 INFO [stderr]    --> src/irc/server.rs:112:13
Nov 17 07:42:38.342 INFO [stderr]     |
Nov 17 07:42:38.342 INFO [stderr] 112 |             self.send(string);
Nov 17 07:42:38.342 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.342 INFO [stderr]     |
Nov 17 07:42:38.342 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 07:42:38.342 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.342 INFO [stderr] 
Nov 17 07:42:38.343 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.343 INFO [stderr]    --> src/irc/client.rs:115:13
Nov 17 07:42:38.343 INFO [stderr]     |
Nov 17 07:42:38.343 INFO [stderr] 115 |             self.send(string);
Nov 17 07:42:38.343 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.343 INFO [stderr]     |
Nov 17 07:42:38.343 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.343 INFO [stderr] 
Nov 17 07:42:38.344 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.344 INFO [stderr]   --> src/bouncer/threadworker.rs:52:21
Nov 17 07:42:38.344 INFO [stderr]    |
Nov 17 07:42:38.344 INFO [stderr] 52 |                     self.conn.send(string);
Nov 17 07:42:38.344 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.344 INFO [stderr]    |
Nov 17 07:42:38.344 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.344 INFO [stderr] 
Nov 17 07:42:38.344 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.344 INFO [stderr]   --> src/bouncer/threadworker.rs:75:17
Nov 17 07:42:38.344 INFO [stderr]    |
Nov 17 07:42:38.344 INFO [stderr] 75 |                 self.tx.send(Event::ServerRead(self.conn.id(), Message::from_string(line.as_str())));
Nov 17 07:42:38.344 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.344 INFO [stderr]    |
Nov 17 07:42:38.344 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.344 INFO [stderr] 
Nov 17 07:42:38.344 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.344 INFO [stderr]   --> src/bouncer/threadworker.rs:94:17
Nov 17 07:42:38.344 INFO [stderr]    |
Nov 17 07:42:38.344 INFO [stderr] 94 |                 self.tx.send(Event::ClientRead(self.conn.id(), Message::from_string(line.as_str())));
Nov 17 07:42:38.344 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.344 INFO [stderr]    |
Nov 17 07:42:38.344 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.344 INFO [stderr] 
Nov 17 07:42:38.344 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.344 INFO [stderr]    --> src/bouncer/threadworker.rs:118:21
Nov 17 07:42:38.345 INFO [stderr]     |
Nov 17 07:42:38.345 INFO [stderr] 118 |                     self.eventtx.send(Event::AcceptConn(Arc::new(Mutex::new(stream))));
Nov 17 07:42:38.345 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.345 INFO [stderr]     |
Nov 17 07:42:38.345 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.345 INFO [stderr] 
Nov 17 07:42:38.345 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.345 INFO [stderr]   --> src/bouncer/mod.rs:43:17
Nov 17 07:42:38.345 INFO [stderr]    |
Nov 17 07:42:38.345 INFO [stderr] 43 | /                 thread::Builder::new().name("LISTEN".to_string()).spawn(move || {
Nov 17 07:42:38.345 INFO [stderr] 44 | |                     threadworker::Listener::new(listener, listeneventtx).work();
Nov 17 07:42:38.345 INFO [stderr] 45 | |                 });
Nov 17 07:42:38.345 INFO [stderr]    | |___________________^
Nov 17 07:42:38.345 INFO [stderr]    |
Nov 17 07:42:38.345 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.345 INFO [stderr] 
Nov 17 07:42:38.345 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.345 INFO [stderr]    --> src/bouncer/mod.rs:140:21
Nov 17 07:42:38.345 INFO [stderr]     |
Nov 17 07:42:38.345 INFO [stderr] 140 |                     sendtx.send(Message::user(Hostmask::None, server_clone.config.nick.as_str(), "carbon").to_string());
Nov 17 07:42:38.345 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.345 INFO [stderr]     |
Nov 17 07:42:38.345 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.345 INFO [stderr] 
Nov 17 07:42:38.345 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.346 INFO [stderr]    --> src/bouncer/mod.rs:141:21
Nov 17 07:42:38.346 INFO [stderr]     |
Nov 17 07:42:38.346 INFO [stderr] 141 |                     sendtx.send(Message::nick(Hostmask::None, server_clone.config.nick.as_str()).to_string());
Nov 17 07:42:38.346 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.346 INFO [stderr]     |
Nov 17 07:42:38.346 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.346 INFO [stderr] 
Nov 17 07:42:38.346 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.346 INFO [stderr]    --> src/bouncer/mod.rs:145:29
Nov 17 07:42:38.346 INFO [stderr]     |
Nov 17 07:42:38.346 INFO [stderr] 145 |                             sendtx.send(Message::pass(Hostmask::None, pass).to_string());
Nov 17 07:42:38.346 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.346 INFO [stderr]     |
Nov 17 07:42:38.346 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.346 INFO [stderr] 
Nov 17 07:42:38.346 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.346 INFO [stderr]    --> src/bouncer/mod.rs:348:9
Nov 17 07:42:38.346 INFO [stderr]     |
Nov 17 07:42:38.346 INFO [stderr] 348 |         self.srvsendtxs[id].send(line);
Nov 17 07:42:38.346 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.346 INFO [stderr]     |
Nov 17 07:42:38.346 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.346 INFO [stderr] 
Nov 17 07:42:38.346 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:42:38.346 INFO [stderr]    --> src/bouncer/mod.rs:352:9
Nov 17 07:42:38.346 INFO [stderr]     |
Nov 17 07:42:38.346 INFO [stderr] 352 |         self.clntsendtxs[id].send(line);
Nov 17 07:42:38.346 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:42:38.346 INFO [stderr]     |
Nov 17 07:42:38.346 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:42:38.346 INFO [stderr] 
Nov 17 07:42:38.590 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Nov 17 07:42:38.593 INFO [stderr] su: No module specific data is present
Nov 17 07:42:39.020 INFO running `"docker" "inspect" "ed639b9e4d9581bbc0adb9b18df91a7bf046c6b8bcac93543180fef9f2cd3b15"`
Nov 17 07:42:39.221 INFO running `"docker" "rm" "-f" "ed639b9e4d9581bbc0adb9b18df91a7bf046c6b8bcac93543180fef9f2cd3b15"`
Nov 17 07:42:39.463 INFO [stdout] ed639b9e4d9581bbc0adb9b18df91a7bf046c6b8bcac93543180fef9f2cd3b15
Nov 17 07:42:39.471 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-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"`
Nov 17 07:42:39.800 INFO [stdout] 6db9d5b08b2b1958944f3b0384d0d45b60defd1aab882dca31b675311aa11fa5
Nov 17 07:42:39.803 INFO running `"docker" "start" "-a" "6db9d5b08b2b1958944f3b0384d0d45b60defd1aab882dca31b675311aa11fa5"`
Nov 17 07:42:40.995 INFO [stderr] usermod: no changes
Nov 17 07:42:41.090 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Nov 17 07:42:41.091 INFO [stderr]      Running /target/debug/deps/carbon-1e0f556c85ef62c4
Nov 17 07:42:41.095 INFO [stdout] 
Nov 17 07:42:41.095 INFO [stdout] running 0 tests
Nov 17 07:42:41.095 INFO [stdout] 
Nov 17 07:42:41.095 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 07:42:41.095 INFO [stdout] 
Nov 17 07:42:41.098 INFO [stderr] su: No module specific data is present
Nov 17 07:42:42.164 INFO running `"docker" "inspect" "6db9d5b08b2b1958944f3b0384d0d45b60defd1aab882dca31b675311aa11fa5"`
Nov 17 07:42:42.439 INFO running `"docker" "rm" "-f" "6db9d5b08b2b1958944f3b0384d0d45b60defd1aab882dca31b675311aa11fa5"`
Nov 17 07:42:42.763 INFO [stdout] 6db9d5b08b2b1958944f3b0384d0d45b60defd1aab882dca31b675311aa11fa5