Dec 18 02:04:19.252 INFO checking crystalline/crustacean-irc against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 02:04:19.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/crystalline/crustacean-irc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 02:04:19.418 INFO [stdout] 38bd3125509f2e262e3bbcc95d98eb2ef328b8ced08041cea5b6ad9c6fd982a0
Dec 18 02:04:19.420 INFO running `"docker" "start" "-a" "38bd3125509f2e262e3bbcc95d98eb2ef328b8ced08041cea5b6ad9c6fd982a0"`
Dec 18 02:04:20.196 INFO [stderr]     Checking libc v0.2.27
Dec 18 02:04:21.180 INFO [stderr]     Checking memchr v1.0.1
Dec 18 02:04:21.432 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 18 02:04:22.117 INFO [stderr]     Checking regex v0.2.2
Dec 18 02:04:23.915 INFO [stderr]     Checking rust-irc-client v0.1.0 (/opt/crater/workdir)
Dec 18 02:04:24.393 INFO [stderr] warning: unused import: `self`
Dec 18 02:04:24.393 INFO [stderr]   --> src/main.rs:10:15
Dec 18 02:04:24.393 INFO [stderr]    |
Dec 18 02:04:24.393 INFO [stderr] 10 | use std::io::{self, BufReader};
Dec 18 02:04:24.393 INFO [stderr]    |               ^^^^
Dec 18 02:04:24.393 INFO [stderr]    |
Dec 18 02:04:24.393 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 02:04:24.393 INFO [stderr] 
Dec 18 02:04:24.393 INFO [stderr] warning: unused import: `std::sync::mpsc::channel`
Dec 18 02:04:24.393 INFO [stderr]   --> src/main.rs:13:5
Dec 18 02:04:24.393 INFO [stderr]    |
Dec 18 02:04:24.393 INFO [stderr] 13 | use std::sync::mpsc::channel;
Dec 18 02:04:24.393 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:04:24.393 INFO [stderr] 
Dec 18 02:04:24.393 INFO [stderr] warning: unused import: `std::boxed::Box`
Dec 18 02:04:24.393 INFO [stderr]   --> src/main.rs:15:5
Dec 18 02:04:24.393 INFO [stderr]    |
Dec 18 02:04:24.393 INFO [stderr] 15 | use std::boxed::Box;
Dec 18 02:04:24.393 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 02:04:24.393 INFO [stderr] 
Dec 18 02:04:24.393 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 02:04:24.393 INFO [stderr]    --> src/main.rs:224:10
Dec 18 02:04:24.393 INFO [stderr]     |
Dec 18 02:04:24.393 INFO [stderr] 224 |       if (ev.msg.contains("rustbot")) {
Dec 18 02:04:24.394 INFO [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 02:04:24.394 INFO [stderr]     |
Dec 18 02:04:24.394 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 02:04:24.394 INFO [stderr] 
Dec 18 02:04:24.412 INFO [stderr] warning: unused import: `self`
Dec 18 02:04:24.413 INFO [stderr]   --> src/main.rs:10:15
Dec 18 02:04:24.413 INFO [stderr]    |
Dec 18 02:04:24.413 INFO [stderr] 10 | use std::io::{self, BufReader};
Dec 18 02:04:24.414 INFO [stderr]    |               ^^^^
Dec 18 02:04:24.414 INFO [stderr]    |
Dec 18 02:04:24.414 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 02:04:24.414 INFO [stderr] 
Dec 18 02:04:24.414 INFO [stderr] warning: unused import: `std::sync::mpsc::channel`
Dec 18 02:04:24.414 INFO [stderr]   --> src/main.rs:13:5
Dec 18 02:04:24.414 INFO [stderr]    |
Dec 18 02:04:24.414 INFO [stderr] 13 | use std::sync::mpsc::channel;
Dec 18 02:04:24.414 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:04:24.414 INFO [stderr] 
Dec 18 02:04:24.414 INFO [stderr] warning: unused import: `std::boxed::Box`
Dec 18 02:04:24.414 INFO [stderr]   --> src/main.rs:15:5
Dec 18 02:04:24.415 INFO [stderr]    |
Dec 18 02:04:24.415 INFO [stderr] 15 | use std::boxed::Box;
Dec 18 02:04:24.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 02:04:24.415 INFO [stderr] 
Dec 18 02:04:24.415 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 02:04:24.415 INFO [stderr]    --> src/main.rs:224:10
Dec 18 02:04:24.415 INFO [stderr]     |
Dec 18 02:04:24.416 INFO [stderr] 224 |       if (ev.msg.contains("rustbot")) {
Dec 18 02:04:24.416 INFO [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 02:04:24.416 INFO [stderr]     |
Dec 18 02:04:24.416 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 02:04:24.416 INFO [stderr] 
Dec 18 02:04:24.488 INFO [stderr] warning: variable `res` is assigned to, but never used
Dec 18 02:04:24.489 INFO [stderr]   --> src/main.rs:70:9
Dec 18 02:04:24.489 INFO [stderr]    |
Dec 18 02:04:24.489 INFO [stderr] 70 |     let res;
Dec 18 02:04:24.490 INFO [stderr]    |         ^^^
Dec 18 02:04:24.490 INFO [stderr]    |
Dec 18 02:04:24.490 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 02:04:24.490 INFO [stderr]    = note: consider using `_res` instead
Dec 18 02:04:24.491 INFO [stderr] 
Dec 18 02:04:24.491 INFO [stderr] warning: value assigned to `res` is never read
Dec 18 02:04:24.491 INFO [stderr]   --> src/main.rs:80:5
Dec 18 02:04:24.491 INFO [stderr]    |
Dec 18 02:04:24.492 INFO [stderr] 80 |     res = self.stream.write(&to_send);
Dec 18 02:04:24.492 INFO [stderr]    |     ^^^
Dec 18 02:04:24.492 INFO [stderr]    |
Dec 18 02:04:24.493 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 02:04:24.493 INFO [stderr] 
Dec 18 02:04:24.493 INFO [stderr] warning: unused variable: `res`
Dec 18 02:04:24.494 INFO [stderr]   --> src/main.rs:98:11
Dec 18 02:04:24.494 INFO [stderr]    |
Dec 18 02:04:24.494 INFO [stderr] 98 |       let res = self.pump_event();
Dec 18 02:04:24.495 INFO [stderr]    |           ^^^ help: consider using `_res` instead
Dec 18 02:04:24.495 INFO [stderr] 
Dec 18 02:04:24.495 INFO [stderr] warning: unused variable: `n`
Dec 18 02:04:24.495 INFO [stderr]    --> src/main.rs:157:10
Dec 18 02:04:24.495 INFO [stderr]     |
Dec 18 02:04:24.495 INFO [stderr] 157 |       Ok(n) => {
Dec 18 02:04:24.495 INFO [stderr]     |          ^ help: consider using `_n` instead
Dec 18 02:04:24.495 INFO [stderr] 
Dec 18 02:04:24.495 INFO [stderr] warning: unused variable: `e`
Dec 18 02:04:24.495 INFO [stderr]    --> src/main.rs:191:11
Dec 18 02:04:24.495 INFO [stderr]     |
Dec 18 02:04:24.495 INFO [stderr] 191 |       Err(e) => {
Dec 18 02:04:24.495 INFO [stderr]     |           ^ help: consider using `_e` instead
Dec 18 02:04:24.495 INFO [stderr] 
Dec 18 02:04:24.520 INFO [stderr] warning: variable `res` is assigned to, but never used
Dec 18 02:04:24.520 INFO [stderr]   --> src/main.rs:70:9
Dec 18 02:04:24.520 INFO [stderr]    |
Dec 18 02:04:24.520 INFO [stderr] 70 |     let res;
Dec 18 02:04:24.520 INFO [stderr]    |         ^^^
Dec 18 02:04:24.520 INFO [stderr]    |
Dec 18 02:04:24.520 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 02:04:24.520 INFO [stderr]    = note: consider using `_res` instead
Dec 18 02:04:24.520 INFO [stderr] 
Dec 18 02:04:24.520 INFO [stderr] warning: value assigned to `res` is never read
Dec 18 02:04:24.520 INFO [stderr]   --> src/main.rs:80:5
Dec 18 02:04:24.520 INFO [stderr]    |
Dec 18 02:04:24.521 INFO [stderr] 80 |     res = self.stream.write(&to_send);
Dec 18 02:04:24.521 INFO [stderr]    |     ^^^
Dec 18 02:04:24.521 INFO [stderr]    |
Dec 18 02:04:24.521 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 02:04:24.521 INFO [stderr] 
Dec 18 02:04:24.521 INFO [stderr] warning: unused variable: `res`
Dec 18 02:04:24.521 INFO [stderr]   --> src/main.rs:98:11
Dec 18 02:04:24.521 INFO [stderr]    |
Dec 18 02:04:24.521 INFO [stderr] 98 |       let res = self.pump_event();
Dec 18 02:04:24.521 INFO [stderr]    |           ^^^ help: consider using `_res` instead
Dec 18 02:04:24.521 INFO [stderr] 
Dec 18 02:04:24.521 INFO [stderr] warning: unused variable: `n`
Dec 18 02:04:24.521 INFO [stderr]    --> src/main.rs:157:10
Dec 18 02:04:24.521 INFO [stderr]     |
Dec 18 02:04:24.521 INFO [stderr] 157 |       Ok(n) => {
Dec 18 02:04:24.521 INFO [stderr]     |          ^ help: consider using `_n` instead
Dec 18 02:04:24.521 INFO [stderr] 
Dec 18 02:04:24.521 INFO [stderr] warning: unused variable: `e`
Dec 18 02:04:24.521 INFO [stderr]    --> src/main.rs:191:11
Dec 18 02:04:24.521 INFO [stderr]     |
Dec 18 02:04:24.521 INFO [stderr] 191 |       Err(e) => {
Dec 18 02:04:24.521 INFO [stderr]     |           ^ help: consider using `_e` instead
Dec 18 02:04:24.521 INFO [stderr] 
Dec 18 02:04:24.530 INFO [stderr] warning: field is never used: `server`
Dec 18 02:04:24.530 INFO [stderr]   --> src/main.rs:20:3
Dec 18 02:04:24.530 INFO [stderr]    |
Dec 18 02:04:24.530 INFO [stderr] 20 |   server: Ipv4Addr,
Dec 18 02:04:24.530 INFO [stderr]    |   ^^^^^^^^^^^^^^^^
Dec 18 02:04:24.530 INFO [stderr]    |
Dec 18 02:04:24.530 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 02:04:24.530 INFO [stderr] 
Dec 18 02:04:24.531 INFO [stderr] warning: field is never used: `port`
Dec 18 02:04:24.531 INFO [stderr]   --> src/main.rs:21:3
Dec 18 02:04:24.531 INFO [stderr]    |
Dec 18 02:04:24.531 INFO [stderr] 21 |   port: u16,
Dec 18 02:04:24.531 INFO [stderr]    |   ^^^^^^^^^
Dec 18 02:04:24.531 INFO [stderr] 
Dec 18 02:04:24.531 INFO [stderr] warning: field is never used: `isPrivate`
Dec 18 02:04:24.531 INFO [stderr]   --> src/main.rs:37:3
Dec 18 02:04:24.531 INFO [stderr]    |
Dec 18 02:04:24.531 INFO [stderr] 37 |   isPrivate: bool
Dec 18 02:04:24.531 INFO [stderr]    |   ^^^^^^^^^^^^^^^
Dec 18 02:04:24.531 INFO [stderr] 
Dec 18 02:04:24.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:04:24.544 INFO [stderr]   --> src/main.rs:81:5
Dec 18 02:04:24.544 INFO [stderr]    |
Dec 18 02:04:24.544 INFO [stderr] 81 |     self.stream.flush();
Dec 18 02:04:24.544 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 02:04:24.544 INFO [stderr] warning: field is never used: `server`
Dec 18 02:04:24.545 INFO [stderr]   --> src/main.rs:20:3
Dec 18 02:04:24.545 INFO [stderr]    |
Dec 18 02:04:24.545 INFO [stderr] 20 |   server: Ipv4Addr,
Dec 18 02:04:24.545 INFO [stderr]    |   ^^^^^^^^^^^^^^^^
Dec 18 02:04:24.548 INFO [stderr]    |
Dec 18 02:04:24.548 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 02:04:24.548 INFO [stderr] 
Dec 18 02:04:24.548 INFO [stderr] warning: field is never used: `port`
Dec 18 02:04:24.548 INFO [stderr]   --> src/main.rs:21:3
Dec 18 02:04:24.548 INFO [stderr]    |
Dec 18 02:04:24.548 INFO [stderr] 21 |   port: u16,
Dec 18 02:04:24.548 INFO [stderr]    |   ^^^^^^^^^
Dec 18 02:04:24.548 INFO [stderr] 
Dec 18 02:04:24.548 INFO [stderr] warning: field is never used: `isPrivate`
Dec 18 02:04:24.548 INFO [stderr]   --> src/main.rs:37:3
Dec 18 02:04:24.548 INFO [stderr]    |
Dec 18 02:04:24.548 INFO [stderr] 37 |   isPrivate: bool
Dec 18 02:04:24.548 INFO [stderr]    |   ^^^^^^^^^^^^^^^
Dec 18 02:04:24.548 INFO [stderr] 
Dec 18 02:04:24.548 INFO [stderr]    |
Dec 18 02:04:24.548 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 02:04:24.548 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:04:24.548 INFO [stderr] 
Dec 18 02:04:24.568 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:04:24.568 INFO [stderr]   --> src/main.rs:81:5
Dec 18 02:04:24.568 INFO [stderr]    |
Dec 18 02:04:24.568 INFO [stderr] 81 |     self.stream.flush();
Dec 18 02:04:24.568 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 02:04:24.568 INFO [stderr]    |
Dec 18 02:04:24.568 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 02:04:24.568 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:04:24.568 INFO [stderr] 
Dec 18 02:04:24.601 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
Dec 18 02:04:25.636 INFO running `"docker" "inspect" "38bd3125509f2e262e3bbcc95d98eb2ef328b8ced08041cea5b6ad9c6fd982a0"`
Dec 18 02:04:25.806 INFO running `"docker" "rm" "-f" "38bd3125509f2e262e3bbcc95d98eb2ef328b8ced08041cea5b6ad9c6fd982a0"`
Dec 18 02:04:25.919 INFO [stdout] 38bd3125509f2e262e3bbcc95d98eb2ef328b8ced08041cea5b6ad9c6fd982a0