Dec 04 20:00:22.048 INFO checking deg4uss3r/rust_whois against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 20:00:22.048 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 20:00:22.662 INFO [stdout] 1480b0d819c12d41a41beba1e2705cb0212f861672e18de24226294a6a40d88b
Dec 04 20:00:22.665 INFO running `"docker" "start" "-a" "1480b0d819c12d41a41beba1e2705cb0212f861672e18de24226294a6a40d88b"`
Dec 04 20:00:24.607 INFO [stderr] usermod: no changes
Dec 04 20:00:24.675 INFO [stderr]     Checking whois v0.1.0 (/source)
Dec 04 20:00:25.299 INFO [stderr] warning: unused import: `ToSocketAddrs`
Dec 04 20:00:25.299 INFO [stderr]  --> src/main.rs:1:27
Dec 04 20:00:25.299 INFO [stderr]   |
Dec 04 20:00:25.300 INFO [stderr] 1 | use std::net::{TcpStream, ToSocketAddrs};
Dec 04 20:00:25.300 INFO [stderr]   |                           ^^^^^^^^^^^^^
Dec 04 20:00:25.300 INFO [stderr]   |
Dec 04 20:00:25.301 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 20:00:25.301 INFO [stderr] 
Dec 04 20:00:25.363 INFO [stderr] warning: unused variable: `test`
Dec 04 20:00:25.363 INFO [stderr]   --> src/main.rs:16:9
Dec 04 20:00:25.363 INFO [stderr]    |
Dec 04 20:00:25.364 INFO [stderr] 16 |     let test = stream.write(b);
Dec 04 20:00:25.364 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 04 20:00:25.364 INFO [stderr]    |
Dec 04 20:00:25.364 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 20:00:25.365 INFO [stderr] 
Dec 04 20:00:25.365 INFO [stderr] warning: unused variable: `nr`
Dec 04 20:00:25.365 INFO [stderr]   --> src/main.rs:17:9
Dec 04 20:00:25.366 INFO [stderr]    |
Dec 04 20:00:25.366 INFO [stderr] 17 |     let nr = stream.write(new_return);
Dec 04 20:00:25.366 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 04 20:00:25.366 INFO [stderr] 
Dec 04 20:00:25.367 INFO [stderr] warning: unused variable: `test`
Dec 04 20:00:25.367 INFO [stderr]   --> src/main.rs:58:9
Dec 04 20:00:25.367 INFO [stderr]    |
Dec 04 20:00:25.368 INFO [stderr] 58 |     let test = stream.write(c);
Dec 04 20:00:25.368 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 04 20:00:25.368 INFO [stderr] 
Dec 04 20:00:25.369 INFO [stderr] warning: unused variable: `nr`
Dec 04 20:00:25.369 INFO [stderr]   --> src/main.rs:59:9
Dec 04 20:00:25.369 INFO [stderr]    |
Dec 04 20:00:25.370 INFO [stderr] 59 |     let nr = stream.write(new_return);
Dec 04 20:00:25.370 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 04 20:00:25.370 INFO [stderr] 
Dec 04 20:00:25.387 INFO [stderr] warning: variable does not need to be mutable
Dec 04 20:00:25.387 INFO [stderr]   --> src/main.rs:10:9
Dec 04 20:00:25.387 INFO [stderr]    |
Dec 04 20:00:25.388 INFO [stderr] 10 |     let mut b: &[u8] = domain.as_bytes();
Dec 04 20:00:25.388 INFO [stderr]    |         ----^
Dec 04 20:00:25.389 INFO [stderr]    |         |
Dec 04 20:00:25.389 INFO [stderr]    |         help: remove this `mut`
Dec 04 20:00:25.389 INFO [stderr]    |
Dec 04 20:00:25.390 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 20:00:25.390 INFO [stderr] 
Dec 04 20:00:25.399 INFO [stderr] warning: variable does not need to be mutable
Dec 04 20:00:25.399 INFO [stderr]   --> src/main.rs:52:9
Dec 04 20:00:25.399 INFO [stderr]    |
Dec 04 20:00:25.400 INFO [stderr] 52 |     let mut c: &[u8] = &domain.as_bytes();
Dec 04 20:00:25.400 INFO [stderr]    |         ----^
Dec 04 20:00:25.401 INFO [stderr]    |         |
Dec 04 20:00:25.401 INFO [stderr]    |         help: remove this `mut`
Dec 04 20:00:25.401 INFO [stderr] 
Dec 04 20:00:25.402 INFO [stderr] warning: variable does not need to be mutable
Dec 04 20:00:25.402 INFO [stderr]   --> src/main.rs:53:9
Dec 04 20:00:25.402 INFO [stderr]    |
Dec 04 20:00:25.403 INFO [stderr] 53 |     let mut new_return: &[u8] = "\r\n".as_bytes();
Dec 04 20:00:25.403 INFO [stderr]    |         ----^^^^^^^^^^
Dec 04 20:00:25.403 INFO [stderr]    |         |
Dec 04 20:00:25.404 INFO [stderr]    |         help: remove this `mut`
Dec 04 20:00:25.404 INFO [stderr] 
Dec 04 20:00:25.406 INFO [stderr] warning: variable does not need to be mutable
Dec 04 20:00:25.406 INFO [stderr]   --> src/main.rs:69:9
Dec 04 20:00:25.407 INFO [stderr]    |
Dec 04 20:00:25.407 INFO [stderr] 69 |     let mut argus: Vec<_> = args().collect();
Dec 04 20:00:25.407 INFO [stderr]    |         ----^^^^^
Dec 04 20:00:25.408 INFO [stderr]    |         |
Dec 04 20:00:25.408 INFO [stderr]    |         help: remove this `mut`
Dec 04 20:00:25.408 INFO [stderr] 
Dec 04 20:00:25.491 INFO [stderr] warning: unused import: `ToSocketAddrs`
Dec 04 20:00:25.491 INFO [stderr]  --> src/main.rs:1:27
Dec 04 20:00:25.492 INFO [stderr]   |
Dec 04 20:00:25.492 INFO [stderr] 1 | use std::net::{TcpStream, ToSocketAddrs};
Dec 04 20:00:25.492 INFO [stderr]   |                           ^^^^^^^^^^^^^
Dec 04 20:00:25.493 INFO [stderr]   |
Dec 04 20:00:25.493 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 20:00:25.493 INFO [stderr] 
Dec 04 20:00:25.554 INFO [stderr] warning: unused variable: `test`
Dec 04 20:00:25.554 INFO [stderr]   --> src/main.rs:16:9
Dec 04 20:00:25.555 INFO [stderr]    |
Dec 04 20:00:25.555 INFO [stderr] 16 |     let test = stream.write(b);
Dec 04 20:00:25.555 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 04 20:00:25.555 INFO [stderr]    |
Dec 04 20:00:25.556 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 20:00:25.556 INFO [stderr] 
Dec 04 20:00:25.556 INFO [stderr] warning: unused variable: `nr`
Dec 04 20:00:25.557 INFO [stderr]   --> src/main.rs:17:9
Dec 04 20:00:25.557 INFO [stderr]    |
Dec 04 20:00:25.557 INFO [stderr] 17 |     let nr = stream.write(new_return);
Dec 04 20:00:25.557 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 04 20:00:25.558 INFO [stderr] 
Dec 04 20:00:25.558 INFO [stderr] warning: unused variable: `test`
Dec 04 20:00:25.558 INFO [stderr]   --> src/main.rs:58:9
Dec 04 20:00:25.559 INFO [stderr]    |
Dec 04 20:00:25.559 INFO [stderr] 58 |     let test = stream.write(c);
Dec 04 20:00:25.559 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 04 20:00:25.559 INFO [stderr] 
Dec 04 20:00:25.559 INFO [stderr] warning: unused variable: `nr`
Dec 04 20:00:25.560 INFO [stderr]   --> src/main.rs:59:9
Dec 04 20:00:25.560 INFO [stderr]    |
Dec 04 20:00:25.560 INFO [stderr] 59 |     let nr = stream.write(new_return);
Dec 04 20:00:25.561 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 04 20:00:25.561 INFO [stderr] 
Dec 04 20:00:25.561 INFO [stderr] warning: variable does not need to be mutable
Dec 04 20:00:25.562 INFO [stderr]   --> src/main.rs:10:9
Dec 04 20:00:25.562 INFO [stderr]    |
Dec 04 20:00:25.562 INFO [stderr] 10 |     let mut b: &[u8] = domain.as_bytes();
Dec 04 20:00:25.562 INFO [stderr]    |         ----^
Dec 04 20:00:25.563 INFO [stderr]    |         |
Dec 04 20:00:25.563 INFO [stderr]    |         help: remove this `mut`
Dec 04 20:00:25.563 INFO [stderr]    |
Dec 04 20:00:25.564 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 20:00:25.564 INFO [stderr] 
Dec 04 20:00:25.564 INFO [stderr] warning: variable does not need to be mutable
Dec 04 20:00:25.565 INFO [stderr]   --> src/main.rs:52:9
Dec 04 20:00:25.565 INFO [stderr]    |
Dec 04 20:00:25.565 INFO [stderr] 52 |     let mut c: &[u8] = &domain.as_bytes();
Dec 04 20:00:25.566 INFO [stderr]    |         ----^
Dec 04 20:00:25.566 INFO [stderr]    |         |
Dec 04 20:00:25.566 INFO [stderr]    |         help: remove this `mut`
Dec 04 20:00:25.566 INFO [stderr] 
Dec 04 20:00:25.566 INFO [stderr] warning: variable does not need to be mutable
Dec 04 20:00:25.566 INFO [stderr]   --> src/main.rs:53:9
Dec 04 20:00:25.566 INFO [stderr]    |
Dec 04 20:00:25.566 INFO [stderr] 53 |     let mut new_return: &[u8] = "\r\n".as_bytes();
Dec 04 20:00:25.566 INFO [stderr]    |         ----^^^^^^^^^^
Dec 04 20:00:25.566 INFO [stderr]    |         |
Dec 04 20:00:25.566 INFO [stderr]    |         help: remove this `mut`
Dec 04 20:00:25.566 INFO [stderr] 
Dec 04 20:00:25.566 INFO [stderr] warning: variable does not need to be mutable
Dec 04 20:00:25.571 INFO [stderr]   --> src/main.rs:69:9
Dec 04 20:00:25.571 INFO [stderr]    |
Dec 04 20:00:25.571 INFO [stderr] 69 |     let mut argus: Vec<_> = args().collect();
Dec 04 20:00:25.571 INFO [stderr]    |         ----^^^^^
Dec 04 20:00:25.571 INFO [stderr]    |         |
Dec 04 20:00:25.571 INFO [stderr]    |         help: remove this `mut`
Dec 04 20:00:25.571 INFO [stderr] 
Dec 04 20:00:25.608 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Dec 04 20:00:25.610 INFO [stderr] su: No module specific data is present
Dec 04 20:00:27.223 INFO running `"docker" "inspect" "1480b0d819c12d41a41beba1e2705cb0212f861672e18de24226294a6a40d88b"`
Dec 04 20:00:27.547 INFO running `"docker" "rm" "-f" "1480b0d819c12d41a41beba1e2705cb0212f861672e18de24226294a6a40d88b"`
Dec 04 20:00:27.875 INFO [stdout] 1480b0d819c12d41a41beba1e2705cb0212f861672e18de24226294a6a40d88b