Dec 17 21:06:37.861 INFO checking krishnakumar4a4/rust-epmd against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 21:06:37.861 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/krishnakumar4a4/rust-epmd:/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 17 21:06:38.180 INFO [stdout] feac90cf748b87fe401eb4be9cc1199c17ad24410fcf7ca05ac8d28b90dd1c9e
Dec 17 21:06:38.181 INFO running `"docker" "start" "-a" "feac90cf748b87fe401eb4be9cc1199c17ad24410fcf7ca05ac8d28b90dd1c9e"`
Dec 17 21:06:39.709 INFO [stderr]     Checking rust-empd v0.1.0 (/opt/crater/workdir)
Dec 17 21:06:40.428 INFO [stderr] warning: unused variable: `r_array`
Dec 17 21:06:40.428 INFO [stderr] warning: unused variable: `r_array`
Dec 17 21:06:40.428 INFO [stderr]   --> src/main.rs:77:13
Dec 17 21:06:40.428 INFO [stderr]    |
Dec 17 21:06:40.428 INFO [stderr] 77 |     let mut r_array: [u8; 30] = [0; 30];
Dec 17 21:06:40.428 INFO [stderr]    |             ^^^^^^^ help: consider using `_r_array` instead
Dec 17 21:06:40.428 INFO [stderr]    |
Dec 17 21:06:40.428 INFO [stderr]   --> src/main.rs:77:13
Dec 17 21:06:40.428 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 21:06:40.428 INFO [stderr]    |
Dec 17 21:06:40.428 INFO [stderr] 
Dec 17 21:06:40.428 INFO [stderr] 77 |     let mut r_array: [u8; 30] = [0; 30];
Dec 17 21:06:40.428 INFO [stderr]    |             ^^^^^^^ help: consider using `_r_array` instead
Dec 17 21:06:40.428 INFO [stderr]    |
Dec 17 21:06:40.428 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 21:06:40.428 INFO [stderr] 
Dec 17 21:06:40.435 INFO [stderr] warning: variable does not need to be mutable
Dec 17 21:06:40.435 INFO [stderr]   --> src/main.rs:77:9
Dec 17 21:06:40.435 INFO [stderr]    |
Dec 17 21:06:40.435 INFO [stderr] 77 |     let mut r_array: [u8; 30] = [0; 30];
Dec 17 21:06:40.435 INFO [stderr]    |         ----^^^^^^^
Dec 17 21:06:40.435 INFO [stderr]    |         |
Dec 17 21:06:40.435 INFO [stderr]    |         help: remove this `mut`
Dec 17 21:06:40.435 INFO [stderr]    |
Dec 17 21:06:40.435 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 21:06:40.435 INFO [stderr] 
Dec 17 21:06:40.435 INFO [stderr] warning: function is never used: `ask_port`
Dec 17 21:06:40.435 INFO [stderr]   --> src/main.rs:50:1
Dec 17 21:06:40.435 INFO [stderr]    |
Dec 17 21:06:40.435 INFO [stderr] 50 | fn ask_port(stream: &mut TcpStream) {
Dec 17 21:06:40.435 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:06:40.435 INFO [stderr]    |
Dec 17 21:06:40.435 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 21:06:40.435 INFO [stderr] 
Dec 17 21:06:40.435 INFO [stderr] warning: variable `bufVec` should have a snake case name such as `buf_vec`
Dec 17 21:06:40.435 INFO [stderr]   --> src/main.rs:19:9
Dec 17 21:06:40.435 INFO [stderr]    |
Dec 17 21:06:40.435 INFO [stderr] 19 |     let mut bufVec: [u8; 22] = [0; 22];
Dec 17 21:06:40.435 INFO [stderr]    |         ^^^^^^^^^^
Dec 17 21:06:40.435 INFO [stderr]    |
Dec 17 21:06:40.435 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 21:06:40.435 INFO [stderr] 
Dec 17 21:06:40.439 INFO [stderr] warning: variable does not need to be mutable
Dec 17 21:06:40.439 INFO [stderr]   --> src/main.rs:77:9
Dec 17 21:06:40.439 INFO [stderr]    |
Dec 17 21:06:40.439 INFO [stderr] 77 |     let mut r_array: [u8; 30] = [0; 30];
Dec 17 21:06:40.439 INFO [stderr]    |         ----^^^^^^^
Dec 17 21:06:40.439 INFO [stderr]    |         |
Dec 17 21:06:40.439 INFO [stderr]    |         help: remove this `mut`
Dec 17 21:06:40.439 INFO [stderr]    |
Dec 17 21:06:40.439 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 21:06:40.439 INFO [stderr] 
Dec 17 21:06:40.439 INFO [stderr] warning: function is never used: `ask_port`
Dec 17 21:06:40.439 INFO [stderr]   --> src/main.rs:50:1
Dec 17 21:06:40.439 INFO [stderr]    |
Dec 17 21:06:40.439 INFO [stderr] 50 | fn ask_port(stream: &mut TcpStream) {
Dec 17 21:06:40.439 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:06:40.439 INFO [stderr]    |
Dec 17 21:06:40.439 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 21:06:40.439 INFO [stderr] 
Dec 17 21:06:40.439 INFO [stderr] warning: variable `bufVec` should have a snake case name such as `buf_vec`
Dec 17 21:06:40.440 INFO [stderr]   --> src/main.rs:19:9
Dec 17 21:06:40.440 INFO [stderr]    |
Dec 17 21:06:40.440 INFO [stderr] 19 |     let mut bufVec: [u8; 22] = [0; 22];
Dec 17 21:06:40.440 INFO [stderr]    |         ^^^^^^^^^^
Dec 17 21:06:40.440 INFO [stderr]    |
Dec 17 21:06:40.440 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 21:06:40.440 INFO [stderr] 
Dec 17 21:06:40.474 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 17 21:06:40.915 INFO running `"docker" "inspect" "feac90cf748b87fe401eb4be9cc1199c17ad24410fcf7ca05ac8d28b90dd1c9e"`
Dec 17 21:06:41.058 INFO running `"docker" "rm" "-f" "feac90cf748b87fe401eb4be9cc1199c17ad24410fcf7ca05ac8d28b90dd1c9e"`
Dec 17 21:06:41.236 INFO [stdout] feac90cf748b87fe401eb4be9cc1199c17ad24410fcf7ca05ac8d28b90dd1c9e