Dec 04 15:48:18.819 INFO checking kimikan/miox-plus against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 15:48:18.819 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 15:48:19.257 INFO [stdout] 93720cefe1058b8c8c558e0d4c5bc23fe5d3100ddf7057dfe68590783948fb47
Dec 04 15:48:19.263 INFO running `"docker" "start" "-a" "93720cefe1058b8c8c558e0d4c5bc23fe5d3100ddf7057dfe68590783948fb47"`
Dec 04 15:48:20.774 INFO [stderr] usermod: no changes
Dec 04 15:48:20.851 INFO [stderr]     Checking iovec v0.1.0
Dec 04 15:48:20.851 INFO [stderr]     Checking net2 v0.2.29
Dec 04 15:48:21.612 INFO [stderr]     Checking mio v0.6.9
Dec 04 15:48:23.327 INFO [stderr]     Checking miox v0.1.0 (/source)
Dec 04 15:48:24.427 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:48:24.427 INFO [stderr]    --> src/server.rs:158:25
Dec 04 15:48:24.427 INFO [stderr]     |
Dec 04 15:48:24.427 INFO [stderr] 158 |             if let Some(mut c) = client_op {
Dec 04 15:48:24.427 INFO [stderr]     |                         ----^
Dec 04 15:48:24.427 INFO [stderr]     |                         |
Dec 04 15:48:24.427 INFO [stderr]     |                         help: remove this `mut`
Dec 04 15:48:24.427 INFO [stderr]     |
Dec 04 15:48:24.427 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 15:48:24.427 INFO [stderr] 
Dec 04 15:48:24.614 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:48:24.614 INFO [stderr]    --> src/server.rs:158:25
Dec 04 15:48:24.614 INFO [stderr]     |
Dec 04 15:48:24.614 INFO [stderr] 158 |             if let Some(mut c) = client_op {
Dec 04 15:48:24.614 INFO [stderr]     |                         ----^
Dec 04 15:48:24.614 INFO [stderr]     |                         |
Dec 04 15:48:24.614 INFO [stderr]     |                         help: remove this `mut`
Dec 04 15:48:24.614 INFO [stderr]     |
Dec 04 15:48:24.614 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 15:48:24.614 INFO [stderr] 
Dec 04 15:48:24.727 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.93s
Dec 04 15:48:24.727 INFO [stderr] su: No module specific data is present
Dec 04 15:48:25.791 INFO running `"docker" "inspect" "93720cefe1058b8c8c558e0d4c5bc23fe5d3100ddf7057dfe68590783948fb47"`
Dec 04 15:48:26.214 INFO running `"docker" "rm" "-f" "93720cefe1058b8c8c558e0d4c5bc23fe5d3100ddf7057dfe68590783948fb47"`
Dec 04 15:48:26.530 INFO [stdout] 93720cefe1058b8c8c558e0d4c5bc23fe5d3100ddf7057dfe68590783948fb47