Dec 11 19:51:15.522 INFO checking deg4uss3r/rust_whois against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 19:51:15.523 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 19:51:17.079 INFO [stdout] 87c166fccf5042aafe3f4c1e6ff62b13e7d335f80c50c5448471df68af81307d
Dec 11 19:51:17.081 INFO running `"docker" "start" "-a" "87c166fccf5042aafe3f4c1e6ff62b13e7d335f80c50c5448471df68af81307d"`
Dec 11 19:51:18.139 INFO [stderr] usermod: no changes
Dec 11 19:51:18.236 INFO [stderr]     Checking whois v0.1.0 (/source)
Dec 11 19:51:18.704 INFO [stderr] warning: unused import: `ToSocketAddrs`
Dec 11 19:51:18.704 INFO [stderr]  --> src/main.rs:1:27
Dec 11 19:51:18.704 INFO [stderr]   |
Dec 11 19:51:18.704 INFO [stderr] 1 | use std::net::{TcpStream, ToSocketAddrs};
Dec 11 19:51:18.704 INFO [stderr]   |                           ^^^^^^^^^^^^^
Dec 11 19:51:18.704 INFO [stderr]   |
Dec 11 19:51:18.704 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:51:18.704 INFO [stderr] 
Dec 11 19:51:18.736 INFO [stderr] warning: unused variable: `test`
Dec 11 19:51:18.736 INFO [stderr]   --> src/main.rs:16:9
Dec 11 19:51:18.736 INFO [stderr]    |
Dec 11 19:51:18.736 INFO [stderr] 16 |     let test = stream.write(b);
Dec 11 19:51:18.736 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 11 19:51:18.736 INFO [stderr]    |
Dec 11 19:51:18.736 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 19:51:18.736 INFO [stderr] 
Dec 11 19:51:18.736 INFO [stderr] warning: unused variable: `nr`
Dec 11 19:51:18.736 INFO [stderr]   --> src/main.rs:17:9
Dec 11 19:51:18.736 INFO [stderr]    |
Dec 11 19:51:18.736 INFO [stderr] 17 |     let nr = stream.write(new_return);
Dec 11 19:51:18.736 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 11 19:51:18.736 INFO [stderr] 
Dec 11 19:51:18.736 INFO [stderr] warning: unused variable: `test`
Dec 11 19:51:18.736 INFO [stderr]   --> src/main.rs:58:9
Dec 11 19:51:18.736 INFO [stderr]    |
Dec 11 19:51:18.737 INFO [stderr] 58 |     let test = stream.write(c);
Dec 11 19:51:18.737 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 11 19:51:18.737 INFO [stderr] 
Dec 11 19:51:18.737 INFO [stderr] warning: unused variable: `nr`
Dec 11 19:51:18.737 INFO [stderr]   --> src/main.rs:59:9
Dec 11 19:51:18.737 INFO [stderr]    |
Dec 11 19:51:18.737 INFO [stderr] 59 |     let nr = stream.write(new_return);
Dec 11 19:51:18.737 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 11 19:51:18.737 INFO [stderr] 
Dec 11 19:51:18.744 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:51:18.744 INFO [stderr]   --> src/main.rs:10:9
Dec 11 19:51:18.744 INFO [stderr]    |
Dec 11 19:51:18.744 INFO [stderr] 10 |     let mut b: &[u8] = domain.as_bytes();
Dec 11 19:51:18.744 INFO [stderr]    |         ----^
Dec 11 19:51:18.744 INFO [stderr]    |         |
Dec 11 19:51:18.744 INFO [stderr]    |         help: remove this `mut`
Dec 11 19:51:18.744 INFO [stderr]    |
Dec 11 19:51:18.744 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 19:51:18.744 INFO [stderr] 
Dec 11 19:51:18.744 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:51:18.744 INFO [stderr]   --> src/main.rs:52:9
Dec 11 19:51:18.744 INFO [stderr]    |
Dec 11 19:51:18.744 INFO [stderr] 52 |     let mut c: &[u8] = &domain.as_bytes();
Dec 11 19:51:18.744 INFO [stderr]    |         ----^
Dec 11 19:51:18.744 INFO [stderr]    |         |
Dec 11 19:51:18.744 INFO [stderr]    |         help: remove this `mut`
Dec 11 19:51:18.744 INFO [stderr] 
Dec 11 19:51:18.744 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:51:18.745 INFO [stderr]   --> src/main.rs:53:9
Dec 11 19:51:18.745 INFO [stderr]    |
Dec 11 19:51:18.745 INFO [stderr] 53 |     let mut new_return: &[u8] = "\r\n".as_bytes();
Dec 11 19:51:18.745 INFO [stderr]    |         ----^^^^^^^^^^
Dec 11 19:51:18.745 INFO [stderr]    |         |
Dec 11 19:51:18.745 INFO [stderr]    |         help: remove this `mut`
Dec 11 19:51:18.745 INFO [stderr] 
Dec 11 19:51:18.747 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:51:18.747 INFO [stderr]   --> src/main.rs:69:9
Dec 11 19:51:18.747 INFO [stderr]    |
Dec 11 19:51:18.747 INFO [stderr] 69 |     let mut argus: Vec<_> = args().collect();
Dec 11 19:51:18.747 INFO [stderr]    |         ----^^^^^
Dec 11 19:51:18.747 INFO [stderr]    |         |
Dec 11 19:51:18.747 INFO [stderr]    |         help: remove this `mut`
Dec 11 19:51:18.747 INFO [stderr] 
Dec 11 19:51:18.880 INFO [stderr] warning: unused import: `ToSocketAddrs`
Dec 11 19:51:18.880 INFO [stderr]  --> src/main.rs:1:27
Dec 11 19:51:18.880 INFO [stderr]   |
Dec 11 19:51:18.880 INFO [stderr] 1 | use std::net::{TcpStream, ToSocketAddrs};
Dec 11 19:51:18.880 INFO [stderr]   |                           ^^^^^^^^^^^^^
Dec 11 19:51:18.880 INFO [stderr]   |
Dec 11 19:51:18.880 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:51:18.880 INFO [stderr] 
Dec 11 19:51:18.912 INFO [stderr] warning: unused variable: `test`
Dec 11 19:51:18.913 INFO [stderr]   --> src/main.rs:16:9
Dec 11 19:51:18.913 INFO [stderr]    |
Dec 11 19:51:18.913 INFO [stderr] 16 |     let test = stream.write(b);
Dec 11 19:51:18.913 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 11 19:51:18.913 INFO [stderr]    |
Dec 11 19:51:18.913 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 19:51:18.913 INFO [stderr] 
Dec 11 19:51:18.913 INFO [stderr] warning: unused variable: `nr`
Dec 11 19:51:18.913 INFO [stderr]   --> src/main.rs:17:9
Dec 11 19:51:18.913 INFO [stderr]    |
Dec 11 19:51:18.913 INFO [stderr] 17 |     let nr = stream.write(new_return);
Dec 11 19:51:18.913 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 11 19:51:18.913 INFO [stderr] 
Dec 11 19:51:18.913 INFO [stderr] warning: unused variable: `test`
Dec 11 19:51:18.913 INFO [stderr]   --> src/main.rs:58:9
Dec 11 19:51:18.913 INFO [stderr]    |
Dec 11 19:51:18.913 INFO [stderr] 58 |     let test = stream.write(c);
Dec 11 19:51:18.913 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 11 19:51:18.913 INFO [stderr] 
Dec 11 19:51:18.913 INFO [stderr] warning: unused variable: `nr`
Dec 11 19:51:18.913 INFO [stderr]   --> src/main.rs:59:9
Dec 11 19:51:18.913 INFO [stderr]    |
Dec 11 19:51:18.913 INFO [stderr] 59 |     let nr = stream.write(new_return);
Dec 11 19:51:18.913 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 11 19:51:18.913 INFO [stderr] 
Dec 11 19:51:18.924 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:51:18.924 INFO [stderr]   --> src/main.rs:10:9
Dec 11 19:51:18.924 INFO [stderr]    |
Dec 11 19:51:18.924 INFO [stderr] 10 |     let mut b: &[u8] = domain.as_bytes();
Dec 11 19:51:18.924 INFO [stderr]    |         ----^
Dec 11 19:51:18.924 INFO [stderr]    |         |
Dec 11 19:51:18.924 INFO [stderr]    |         help: remove this `mut`
Dec 11 19:51:18.924 INFO [stderr]    |
Dec 11 19:51:18.924 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 19:51:18.924 INFO [stderr] 
Dec 11 19:51:18.924 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:51:18.924 INFO [stderr]   --> src/main.rs:52:9
Dec 11 19:51:18.924 INFO [stderr]    |
Dec 11 19:51:18.924 INFO [stderr] 52 |     let mut c: &[u8] = &domain.as_bytes();
Dec 11 19:51:18.924 INFO [stderr]    |         ----^
Dec 11 19:51:18.924 INFO [stderr]    |         |
Dec 11 19:51:18.924 INFO [stderr]    |         help: remove this `mut`
Dec 11 19:51:18.924 INFO [stderr] 
Dec 11 19:51:18.924 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:51:18.924 INFO [stderr]   --> src/main.rs:53:9
Dec 11 19:51:18.924 INFO [stderr]    |
Dec 11 19:51:18.924 INFO [stderr] 53 |     let mut new_return: &[u8] = "\r\n".as_bytes();
Dec 11 19:51:18.924 INFO [stderr]    |         ----^^^^^^^^^^
Dec 11 19:51:18.925 INFO [stderr]    |         |
Dec 11 19:51:18.925 INFO [stderr]    |         help: remove this `mut`
Dec 11 19:51:18.925 INFO [stderr] 
Dec 11 19:51:18.925 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:51:18.925 INFO [stderr]   --> src/main.rs:69:9
Dec 11 19:51:18.925 INFO [stderr]    |
Dec 11 19:51:18.925 INFO [stderr] 69 |     let mut argus: Vec<_> = args().collect();
Dec 11 19:51:18.925 INFO [stderr]    |         ----^^^^^
Dec 11 19:51:18.925 INFO [stderr]    |         |
Dec 11 19:51:18.925 INFO [stderr]    |         help: remove this `mut`
Dec 11 19:51:18.925 INFO [stderr] 
Dec 11 19:51:18.960 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 11 19:51:18.960 INFO [stderr] su: No module specific data is present
Dec 11 19:51:19.752 INFO running `"docker" "inspect" "87c166fccf5042aafe3f4c1e6ff62b13e7d335f80c50c5448471df68af81307d"`
Dec 11 19:51:20.018 INFO running `"docker" "rm" "-f" "87c166fccf5042aafe3f4c1e6ff62b13e7d335f80c50c5448471df68af81307d"`
Dec 11 19:51:20.354 INFO [stdout] 87c166fccf5042aafe3f4c1e6ff62b13e7d335f80c50c5448471df68af81307d