[INFO] cloning repository https://github.com/yodang/irs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yodang/irs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyodang%2Firs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyodang%2Firs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a3d624d3fb1a4ed3db559970d368c23f2c7da1b
[INFO] testing yodang/irs against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyodang%2Firs" "/workspace/builds/worker-99/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-99/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yodang/irs on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yodang/irs
[INFO] finished tweaking git repo https://github.com/yodang/irs
[INFO] tweaked toml for git repo https://github.com/yodang/irs written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate git repo https://github.com/yodang/irs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df90b51b4888dc8f58b779adb24f810a62e5c2b1105b5416aa9f5a3b91c6c7d0
[INFO] running `Command { std: "docker" "start" "-a" "df90b51b4888dc8f58b779adb24f810a62e5c2b1105b5416aa9f5a3b91c6c7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df90b51b4888dc8f58b779adb24f810a62e5c2b1105b5416aa9f5a3b91c6c7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df90b51b4888dc8f58b779adb24f810a62e5c2b1105b5416aa9f5a3b91c6c7d0", kill_on_drop: false }`
[INFO] [stdout] df90b51b4888dc8f58b779adb24f810a62e5c2b1105b5416aa9f5a3b91c6c7d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8206c0c2ece34b8b67e7aad5888a062d727392591d7ffeea460ab798139fabcd
[INFO] running `Command { std: "docker" "start" "-a" "8206c0c2ece34b8b67e7aad5888a062d727392591d7ffeea460ab798139fabcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling array-macro v1.0.2
[INFO] [stderr]    Compiling reexport-proc-macro v1.0.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling serde v1.0.55
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling enumset v0.3.3
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling enum-map-derive v0.2.5
[INFO] [stderr]    Compiling resolve v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling enum-map v0.2.29
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling cursive v0.8.1
[INFO] [stderr]    Compiling irs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::stdin`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::stdin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/main.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::{Read, Write};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Evented`
[INFO] [stdout]  --> src/ircstream.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mio::{Evented, Ready, Poll, PollOpt, Token};
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/main.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn input_cb(tx: &mpsc::Sender<String>, ctx: &mut Cursive, input: &str, streams: &mut Vec<Arc<Mutex<IrcStream>>>)
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]    --> src/main.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let (tx, rx)=std::sync::mpsc::channel();
[INFO] [stdout]     |              ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             ctx.find_id::<BufferView>("text").unwrap().get_tx().send(input.to_owned());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 streams[0].lock().unwrap().write_all(&format!("{}\r\n", input).into_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `LISTENER` should have a snake case name
[INFO] [stdout]    --> src/main.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let LISTENER=Token::from(1);
[INFO] [stdout]     |         ^^^^^^^^ help: convert the identifier to snake case: `listener`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 149 |             poller.poll(&mut events, None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 | ...                   tx.send(format!("Received: {:?}", IrcFrame::from_str(&line)));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:169:33
[INFO] [stdout]     |
[INFO] [stdout] 169 | ...                   tx.send(format!("Send: {}", pong));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:170:33
[INFO] [stdout]     |
[INFO] [stdout] 170 | ...                   stream.write_all(&pong.into_bytes());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:177:25
[INFO] [stdout]     |
[INFO] [stdout] 177 |                         tx.send(format!("Send: {}", nick));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:178:25
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         stream.write_all(&nick.into_bytes());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:180:25
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         tx.send(format!("Send: {}", user));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:181:25
[INFO] [stdout]     |
[INFO] [stdout] 181 |                         stream.write_all(&user.into_bytes());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 09s
[INFO] running `Command { std: "docker" "inspect" "8206c0c2ece34b8b67e7aad5888a062d727392591d7ffeea460ab798139fabcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8206c0c2ece34b8b67e7aad5888a062d727392591d7ffeea460ab798139fabcd", kill_on_drop: false }`
[INFO] [stdout] 8206c0c2ece34b8b67e7aad5888a062d727392591d7ffeea460ab798139fabcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4de2939f9b071249a5538e5158e1b6178597fc786cda2627c32ffe2c29e3ef6
[INFO] running `Command { std: "docker" "start" "-a" "a4de2939f9b071249a5538e5158e1b6178597fc786cda2627c32ffe2c29e3ef6", kill_on_drop: false }`
[INFO] [stderr]    Compiling irs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::stdin`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::stdin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/main.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::{Read, Write};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Evented`
[INFO] [stdout]  --> src/ircstream.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mio::{Evented, Ready, Poll, PollOpt, Token};
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/main.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn input_cb(tx: &mpsc::Sender<String>, ctx: &mut Cursive, input: &str, streams: &mut Vec<Arc<Mutex<IrcStream>>>)
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]    --> src/main.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let (tx, rx)=std::sync::mpsc::channel();
[INFO] [stdout]     |              ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             ctx.find_id::<BufferView>("text").unwrap().get_tx().send(input.to_owned());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 streams[0].lock().unwrap().write_all(&format!("{}\r\n", input).into_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `LISTENER` should have a snake case name
[INFO] [stdout]    --> src/main.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let LISTENER=Token::from(1);
[INFO] [stdout]     |         ^^^^^^^^ help: convert the identifier to snake case: `listener`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 149 |             poller.poll(&mut events, None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 | ...                   tx.send(format!("Received: {:?}", IrcFrame::from_str(&line)));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:169:33
[INFO] [stdout]     |
[INFO] [stdout] 169 | ...                   tx.send(format!("Send: {}", pong));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:170:33
[INFO] [stdout]     |
[INFO] [stdout] 170 | ...                   stream.write_all(&pong.into_bytes());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:177:25
[INFO] [stdout]     |
[INFO] [stdout] 177 |                         tx.send(format!("Send: {}", nick));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:178:25
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         stream.write_all(&nick.into_bytes());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:180:25
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         tx.send(format!("Send: {}", user));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:181:25
[INFO] [stdout]     |
[INFO] [stdout] 181 |                         stream.write_all(&user.into_bytes());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "a4de2939f9b071249a5538e5158e1b6178597fc786cda2627c32ffe2c29e3ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4de2939f9b071249a5538e5158e1b6178597fc786cda2627c32ffe2c29e3ef6", kill_on_drop: false }`
[INFO] [stdout] a4de2939f9b071249a5538e5158e1b6178597fc786cda2627c32ffe2c29e3ef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 14f81af7ded9cbfd6498a4fb521d6aa8177cde068d19ca0c1d8837257591c8ac
[INFO] running `Command { std: "docker" "start" "-a" "14f81af7ded9cbfd6498a4fb521d6aa8177cde068d19ca0c1d8837257591c8ac", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test ircframe::tests::parse_error ... ok
[INFO] [stderr] warning: unused import: `std::io::stdin`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::io::stdin;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]   --> src/main.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::io::{Read, Write};
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Evented`
[INFO] [stderr]  --> src/ircstream.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use mio::{Evented, Ready, Poll, PollOpt, Token};
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]   --> src/main.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn input_cb(tx: &mpsc::Sender<String>, ctx: &mut Cursive, input: &str, streams: &mut Vec<Arc<Mutex<IrcStream>>>)
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx`
[INFO] [stderr]    --> src/main.rs:111:14
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let (tx, rx)=std::sync::mpsc::channel();
[INFO] [stderr]     |              ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 97 |             ctx.find_id::<BufferView>("text").unwrap().get_tx().send(input.to_owned());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 streams[0].lock().unwrap().write_all(&format!("{}\r\n", input).into_bytes());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `LISTENER` should have a snake case name
[INFO] [stderr]    --> src/main.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let LISTENER=Token::from(1);
[INFO] [stderr]     |         ^^^^^^^^ help: convert the identifier to snake case: `listener`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |             poller.poll(&mut events, None);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:163:29
[INFO] [stderr]     |
[INFO] [stderr] 163 | ...                   tx.send(format!("Received: {:?}", IrcFrame::from_str(&line)));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:169:33
[INFO] [stderr]     |
[INFO] [stderr] 169 | ...                   tx.send(format!("Send: {}", pong));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:170:33
[INFO] [stderr]     |
[INFO] [stderr] 170 | ...                   stream.write_all(&pong.into_bytes());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:177:25
[INFO] [stderr]     |
[INFO] [stderr] 177 |                         tx.send(format!("Send: {}", nick));
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:178:25
[INFO] [stderr]     |
[INFO] [stderr] 178 |                         stream.write_all(&nick.into_bytes());
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:180:25
[INFO] [stderr]     |
[INFO] [stderr] 180 |                         tx.send(format!("Send: {}", user));
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:181:25
[INFO] [stderr]     |
[INFO] [stderr] 181 |                         stream.write_all(&user.into_bytes());
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `irs` (bin "irs" test) generated 16 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/irs-a569d7206880d0bf)
[INFO] [stdout] test ircframe::tests::parse_ping ... ok
[INFO] [stdout] test ircframe::tests::parse_reply ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "14f81af7ded9cbfd6498a4fb521d6aa8177cde068d19ca0c1d8837257591c8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14f81af7ded9cbfd6498a4fb521d6aa8177cde068d19ca0c1d8837257591c8ac", kill_on_drop: false }`
[INFO] [stdout] 14f81af7ded9cbfd6498a4fb521d6aa8177cde068d19ca0c1d8837257591c8ac