Dec 06 01:59:00.143 INFO testing deg4uss3r/rust_whois against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 01:59:00.143 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 01:59:00.600 INFO [stdout] 8dd10a1a8f2b1956a126f6b4fba058acb02f60aeb75698defec9d0a697cca6ef
Dec 06 01:59:00.603 INFO running `"docker" "start" "-a" "8dd10a1a8f2b1956a126f6b4fba058acb02f60aeb75698defec9d0a697cca6ef"`
Dec 06 01:59:02.048 INFO [stderr] usermod: no changes
Dec 06 01:59:02.120 INFO [stderr]    Compiling whois v0.1.0 (/source)
Dec 06 01:59:02.468 INFO [stderr] warning: unused import: `ToSocketAddrs`
Dec 06 01:59:02.468 INFO [stderr]  --> src/main.rs:1:27
Dec 06 01:59:02.468 INFO [stderr]   |
Dec 06 01:59:02.468 INFO [stderr] 1 | use std::net::{TcpStream, ToSocketAddrs};
Dec 06 01:59:02.468 INFO [stderr]   |                           ^^^^^^^^^^^^^
Dec 06 01:59:02.468 INFO [stderr]   |
Dec 06 01:59:02.468 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 01:59:02.468 INFO [stderr] 
Dec 06 01:59:02.504 INFO [stderr] warning: unused variable: `test`
Dec 06 01:59:02.504 INFO [stderr]   --> src/main.rs:16:9
Dec 06 01:59:02.504 INFO [stderr]    |
Dec 06 01:59:02.504 INFO [stderr] 16 |     let test = stream.write(b);
Dec 06 01:59:02.504 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 06 01:59:02.504 INFO [stderr]    |
Dec 06 01:59:02.504 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 01:59:02.504 INFO [stderr] 
Dec 06 01:59:02.504 INFO [stderr] warning: unused variable: `nr`
Dec 06 01:59:02.505 INFO [stderr]   --> src/main.rs:17:9
Dec 06 01:59:02.505 INFO [stderr]    |
Dec 06 01:59:02.505 INFO [stderr] 17 |     let nr = stream.write(new_return);
Dec 06 01:59:02.505 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 06 01:59:02.505 INFO [stderr] 
Dec 06 01:59:02.505 INFO [stderr] warning: unused variable: `test`
Dec 06 01:59:02.505 INFO [stderr]   --> src/main.rs:58:9
Dec 06 01:59:02.505 INFO [stderr]    |
Dec 06 01:59:02.505 INFO [stderr] 58 |     let test = stream.write(c);
Dec 06 01:59:02.505 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 06 01:59:02.505 INFO [stderr] 
Dec 06 01:59:02.505 INFO [stderr] warning: unused variable: `nr`
Dec 06 01:59:02.505 INFO [stderr]   --> src/main.rs:59:9
Dec 06 01:59:02.505 INFO [stderr]    |
Dec 06 01:59:02.505 INFO [stderr] 59 |     let nr = stream.write(new_return);
Dec 06 01:59:02.505 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 06 01:59:02.505 INFO [stderr] 
Dec 06 01:59:02.509 INFO [stderr] warning: variable does not need to be mutable
Dec 06 01:59:02.509 INFO [stderr]   --> src/main.rs:10:9
Dec 06 01:59:02.509 INFO [stderr]    |
Dec 06 01:59:02.509 INFO [stderr] 10 |     let mut b: &[u8] = domain.as_bytes();
Dec 06 01:59:02.509 INFO [stderr]    |         ----^
Dec 06 01:59:02.509 INFO [stderr]    |         |
Dec 06 01:59:02.509 INFO [stderr]    |         help: remove this `mut`
Dec 06 01:59:02.509 INFO [stderr]    |
Dec 06 01:59:02.509 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 01:59:02.510 INFO [stderr] 
Dec 06 01:59:02.512 INFO [stderr] warning: variable does not need to be mutable
Dec 06 01:59:02.512 INFO [stderr]   --> src/main.rs:52:9
Dec 06 01:59:02.512 INFO [stderr]    |
Dec 06 01:59:02.512 INFO [stderr] 52 |     let mut c: &[u8] = &domain.as_bytes();
Dec 06 01:59:02.512 INFO [stderr]    |         ----^
Dec 06 01:59:02.512 INFO [stderr]    |         |
Dec 06 01:59:02.512 INFO [stderr]    |         help: remove this `mut`
Dec 06 01:59:02.512 INFO [stderr] 
Dec 06 01:59:02.512 INFO [stderr] warning: variable does not need to be mutable
Dec 06 01:59:02.512 INFO [stderr]   --> src/main.rs:53:9
Dec 06 01:59:02.512 INFO [stderr]    |
Dec 06 01:59:02.512 INFO [stderr] 53 |     let mut new_return: &[u8] = "\r\n".as_bytes();
Dec 06 01:59:02.512 INFO [stderr]    |         ----^^^^^^^^^^
Dec 06 01:59:02.512 INFO [stderr]    |         |
Dec 06 01:59:02.512 INFO [stderr]    |         help: remove this `mut`
Dec 06 01:59:02.512 INFO [stderr] 
Dec 06 01:59:02.513 INFO [stderr] warning: variable does not need to be mutable
Dec 06 01:59:02.513 INFO [stderr]   --> src/main.rs:69:9
Dec 06 01:59:02.513 INFO [stderr]    |
Dec 06 01:59:02.513 INFO [stderr] 69 |     let mut argus: Vec<_> = args().collect();
Dec 06 01:59:02.513 INFO [stderr]    |         ----^^^^^
Dec 06 01:59:02.513 INFO [stderr]    |         |
Dec 06 01:59:02.513 INFO [stderr]    |         help: remove this `mut`
Dec 06 01:59:02.513 INFO [stderr] 
Dec 06 01:59:03.266 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Dec 06 01:59:03.268 INFO [stderr] su: No module specific data is present
Dec 06 01:59:09.412 INFO running `"docker" "inspect" "8dd10a1a8f2b1956a126f6b4fba058acb02f60aeb75698defec9d0a697cca6ef"`
Dec 06 01:59:09.493 INFO running `"docker" "rm" "-f" "8dd10a1a8f2b1956a126f6b4fba058acb02f60aeb75698defec9d0a697cca6ef"`
Dec 06 01:59:09.602 INFO [stdout] 8dd10a1a8f2b1956a126f6b4fba058acb02f60aeb75698defec9d0a697cca6ef
Dec 06 01:59:09.603 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 01:59:11.614 INFO [stdout] 25a68869b2f529a3274a949d1804f7da56018ea3326c9ef385f5eebff66c2669
Dec 06 01:59:11.616 INFO running `"docker" "start" "-a" "25a68869b2f529a3274a949d1804f7da56018ea3326c9ef385f5eebff66c2669"`
Dec 06 01:59:12.020 INFO [stderr] usermod: no changes
Dec 06 01:59:12.040 INFO [stderr]    Compiling whois v0.1.0 (/source)
Dec 06 01:59:12.348 INFO [stderr] warning: unused import: `ToSocketAddrs`
Dec 06 01:59:12.348 INFO [stderr]  --> src/main.rs:1:27
Dec 06 01:59:12.348 INFO [stderr]   |
Dec 06 01:59:12.348 INFO [stderr] 1 | use std::net::{TcpStream, ToSocketAddrs};
Dec 06 01:59:12.348 INFO [stderr]   |                           ^^^^^^^^^^^^^
Dec 06 01:59:12.348 INFO [stderr]   |
Dec 06 01:59:12.348 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 01:59:12.348 INFO [stderr] 
Dec 06 01:59:12.383 INFO [stderr] warning: unused variable: `test`
Dec 06 01:59:12.383 INFO [stderr]   --> src/main.rs:16:9
Dec 06 01:59:12.383 INFO [stderr]    |
Dec 06 01:59:12.383 INFO [stderr] 16 |     let test = stream.write(b);
Dec 06 01:59:12.383 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 06 01:59:12.383 INFO [stderr]    |
Dec 06 01:59:12.383 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 01:59:12.383 INFO [stderr] 
Dec 06 01:59:12.383 INFO [stderr] warning: unused variable: `nr`
Dec 06 01:59:12.383 INFO [stderr]   --> src/main.rs:17:9
Dec 06 01:59:12.383 INFO [stderr]    |
Dec 06 01:59:12.383 INFO [stderr] 17 |     let nr = stream.write(new_return);
Dec 06 01:59:12.383 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 06 01:59:12.383 INFO [stderr] 
Dec 06 01:59:12.383 INFO [stderr] warning: unused variable: `test`
Dec 06 01:59:12.383 INFO [stderr]   --> src/main.rs:58:9
Dec 06 01:59:12.383 INFO [stderr]    |
Dec 06 01:59:12.383 INFO [stderr] 58 |     let test = stream.write(c);
Dec 06 01:59:12.383 INFO [stderr]    |         ^^^^ help: consider using `_test` instead
Dec 06 01:59:12.383 INFO [stderr] 
Dec 06 01:59:12.383 INFO [stderr] warning: unused variable: `nr`
Dec 06 01:59:12.383 INFO [stderr]   --> src/main.rs:59:9
Dec 06 01:59:12.383 INFO [stderr]    |
Dec 06 01:59:12.384 INFO [stderr] 59 |     let nr = stream.write(new_return);
Dec 06 01:59:12.384 INFO [stderr]    |         ^^ help: consider using `_nr` instead
Dec 06 01:59:12.384 INFO [stderr] 
Dec 06 01:59:12.389 INFO [stderr] warning: variable does not need to be mutable
Dec 06 01:59:12.389 INFO [stderr]   --> src/main.rs:10:9
Dec 06 01:59:12.389 INFO [stderr]    |
Dec 06 01:59:12.389 INFO [stderr] 10 |     let mut b: &[u8] = domain.as_bytes();
Dec 06 01:59:12.389 INFO [stderr]    |         ----^
Dec 06 01:59:12.389 INFO [stderr]    |         |
Dec 06 01:59:12.389 INFO [stderr]    |         help: remove this `mut`
Dec 06 01:59:12.389 INFO [stderr]    |
Dec 06 01:59:12.389 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 01:59:12.389 INFO [stderr] 
Dec 06 01:59:12.391 INFO [stderr] warning: variable does not need to be mutable
Dec 06 01:59:12.391 INFO [stderr]   --> src/main.rs:52:9
Dec 06 01:59:12.391 INFO [stderr]    |
Dec 06 01:59:12.391 INFO [stderr] 52 |     let mut c: &[u8] = &domain.as_bytes();
Dec 06 01:59:12.391 INFO [stderr]    |         ----^
Dec 06 01:59:12.391 INFO [stderr]    |         |
Dec 06 01:59:12.391 INFO [stderr]    |         help: remove this `mut`
Dec 06 01:59:12.391 INFO [stderr] 
Dec 06 01:59:12.391 INFO [stderr] warning: variable does not need to be mutable
Dec 06 01:59:12.391 INFO [stderr]   --> src/main.rs:53:9
Dec 06 01:59:12.391 INFO [stderr]    |
Dec 06 01:59:12.391 INFO [stderr] 53 |     let mut new_return: &[u8] = "\r\n".as_bytes();
Dec 06 01:59:12.391 INFO [stderr]    |         ----^^^^^^^^^^
Dec 06 01:59:12.392 INFO [stderr]    |         |
Dec 06 01:59:12.392 INFO [stderr]    |         help: remove this `mut`
Dec 06 01:59:12.392 INFO [stderr] 
Dec 06 01:59:12.392 INFO [stderr] warning: variable does not need to be mutable
Dec 06 01:59:12.392 INFO [stderr]   --> src/main.rs:69:9
Dec 06 01:59:12.392 INFO [stderr]    |
Dec 06 01:59:12.392 INFO [stderr] 69 |     let mut argus: Vec<_> = args().collect();
Dec 06 01:59:12.392 INFO [stderr]    |         ----^^^^^
Dec 06 01:59:12.392 INFO [stderr]    |         |
Dec 06 01:59:12.392 INFO [stderr]    |         help: remove this `mut`
Dec 06 01:59:12.392 INFO [stderr] 
Dec 06 01:59:12.596 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 06 01:59:12.598 INFO [stderr] su: No module specific data is present
Dec 06 01:59:12.931 INFO running `"docker" "inspect" "25a68869b2f529a3274a949d1804f7da56018ea3326c9ef385f5eebff66c2669"`
Dec 06 01:59:13.016 INFO running `"docker" "rm" "-f" "25a68869b2f529a3274a949d1804f7da56018ea3326c9ef385f5eebff66c2669"`
Dec 06 01:59:13.079 INFO [stdout] 25a68869b2f529a3274a949d1804f7da56018ea3326c9ef385f5eebff66c2669
Dec 06 01:59:13.081 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 01:59:13.265 INFO [stdout] 8d7899c6fe7b351f3eecfd61f2e68813df698a6813ea7a0f0ab4abf4aaaf076d
Dec 06 01:59:13.267 INFO running `"docker" "start" "-a" "8d7899c6fe7b351f3eecfd61f2e68813df698a6813ea7a0f0ab4abf4aaaf076d"`
Dec 06 01:59:13.745 INFO [stderr] usermod: no changes
Dec 06 01:59:13.776 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 01:59:13.777 INFO [stderr]      Running /target/debug/deps/whois-060bd4e7d6e664f9
Dec 06 01:59:13.785 INFO [stdout] 
Dec 06 01:59:13.785 INFO [stdout] running 0 tests
Dec 06 01:59:13.785 INFO [stdout] 
Dec 06 01:59:13.785 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 01:59:13.785 INFO [stdout] 
Dec 06 01:59:13.786 INFO [stderr] su: No module specific data is present
Dec 06 01:59:14.200 INFO running `"docker" "inspect" "8d7899c6fe7b351f3eecfd61f2e68813df698a6813ea7a0f0ab4abf4aaaf076d"`
Dec 06 01:59:14.462 INFO running `"docker" "rm" "-f" "8d7899c6fe7b351f3eecfd61f2e68813df698a6813ea7a0f0ab4abf4aaaf076d"`
Dec 06 01:59:14.666 INFO [stdout] 8d7899c6fe7b351f3eecfd61f2e68813df698a6813ea7a0f0ab4abf4aaaf076d