Dec 04 21:19:59.356 INFO checking by77er/umbreon against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:19:59.356 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 21:19:59.890 INFO [stdout] 3ae38c55fe037b3917a3e5fb30d4a5620ce0995ccab3006171c9b1dd304e58aa
Dec 04 21:19:59.892 INFO running `"docker" "start" "-a" "3ae38c55fe037b3917a3e5fb30d4a5620ce0995ccab3006171c9b1dd304e58aa"`
Dec 04 21:20:02.222 INFO [stderr] usermod: no changes
Dec 04 21:20:02.427 INFO [stderr]    Compiling sys-info v0.5.6
Dec 04 21:20:04.094 INFO [stderr]     Checking umbreon v0.1.0 (/source)
Dec 04 21:20:05.327 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:20:05.327 INFO [stderr]   --> src/main.rs:95:9
Dec 04 21:20:05.327 INFO [stderr]    |
Dec 04 21:20:05.327 INFO [stderr] 95 |     let mut ip = String::from(orig_ip);
Dec 04 21:20:05.327 INFO [stderr]    |         ----^^
Dec 04 21:20:05.327 INFO [stderr]    |         |
Dec 04 21:20:05.327 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:20:05.327 INFO [stderr]    |
Dec 04 21:20:05.327 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 21:20:05.327 INFO [stderr] 
Dec 04 21:20:05.327 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:20:05.327 INFO [stderr]   --> src/main.rs:96:9
Dec 04 21:20:05.327 INFO [stderr]    |
Dec 04 21:20:05.327 INFO [stderr] 96 |     let mut port = String::from(orig_port);
Dec 04 21:20:05.327 INFO [stderr]    |         ----^^^^
Dec 04 21:20:05.327 INFO [stderr]    |         |
Dec 04 21:20:05.327 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:20:05.327 INFO [stderr] 
Dec 04 21:20:05.327 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:20:05.327 INFO [stderr]   --> src/main.rs:97:9
Dec 04 21:20:05.327 INFO [stderr]    |
Dec 04 21:20:05.327 INFO [stderr] 97 |     let mut sleep = orig_sleep;
Dec 04 21:20:05.327 INFO [stderr]    |         ----^^^^^
Dec 04 21:20:05.327 INFO [stderr]    |         |
Dec 04 21:20:05.327 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:20:05.327 INFO [stderr] 
Dec 04 21:20:05.395 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:20:05.395 INFO [stderr]   --> src/main.rs:95:9
Dec 04 21:20:05.395 INFO [stderr]    |
Dec 04 21:20:05.395 INFO [stderr] 95 |     let mut ip = String::from(orig_ip);
Dec 04 21:20:05.395 INFO [stderr]    |         ----^^
Dec 04 21:20:05.395 INFO [stderr]    |         |
Dec 04 21:20:05.395 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:20:05.395 INFO [stderr]    |
Dec 04 21:20:05.395 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 21:20:05.395 INFO [stderr] 
Dec 04 21:20:05.395 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:20:05.395 INFO [stderr]   --> src/main.rs:96:9
Dec 04 21:20:05.395 INFO [stderr]    |
Dec 04 21:20:05.395 INFO [stderr] 96 |     let mut port = String::from(orig_port);
Dec 04 21:20:05.395 INFO [stderr]    |         ----^^^^
Dec 04 21:20:05.395 INFO [stderr]    |         |
Dec 04 21:20:05.395 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:20:05.395 INFO [stderr] 
Dec 04 21:20:05.395 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:20:05.395 INFO [stderr]   --> src/main.rs:97:9
Dec 04 21:20:05.395 INFO [stderr]    |
Dec 04 21:20:05.395 INFO [stderr] 97 |     let mut sleep = orig_sleep;
Dec 04 21:20:05.395 INFO [stderr]    |         ----^^^^^
Dec 04 21:20:05.395 INFO [stderr]    |         |
Dec 04 21:20:05.395 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:20:05.395 INFO [stderr] 
Dec 04 21:20:05.418 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.17s
Dec 04 21:20:05.431 INFO [stderr] su: No module specific data is present
Dec 04 21:20:06.216 INFO running `"docker" "inspect" "3ae38c55fe037b3917a3e5fb30d4a5620ce0995ccab3006171c9b1dd304e58aa"`
Dec 04 21:20:06.348 INFO running `"docker" "rm" "-f" "3ae38c55fe037b3917a3e5fb30d4a5620ce0995ccab3006171c9b1dd304e58aa"`
Dec 04 21:20:06.476 INFO [stdout] 3ae38c55fe037b3917a3e5fb30d4a5620ce0995ccab3006171c9b1dd304e58aa