Dec 11 17:54:28.810 INFO checking gmbeard/twister against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 17:54:28.810 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 17:54:29.416 INFO [stdout] 7427acc02b8ad3e534c50871febe4a9b1a6e57a42ca178ee4882c10055d54e82
Dec 11 17:54:29.418 INFO running `"docker" "start" "-a" "7427acc02b8ad3e534c50871febe4a9b1a6e57a42ca178ee4882c10055d54e82"`
Dec 11 17:54:31.131 INFO [stderr] usermod: no changes
Dec 11 17:54:31.228 INFO [stderr]     Checking twister_http v0.1.0 (/source/twister_http)
Dec 11 17:54:31.228 INFO [stderr]     Checking env_logger v0.4.3
Dec 11 17:54:31.852 INFO [stderr]     Checking twister_core v0.1.0 (/source/twister_core)
Dec 11 17:54:32.978 INFO [stderr]     Checking twister v0.1.0 (/source)
Dec 11 17:54:34.272 INFO [stderr] warning: variable does not need to be mutable
Dec 11 17:54:34.272 INFO [stderr]   --> src/main.rs:21:17
Dec 11 17:54:34.272 INFO [stderr]    |
Dec 11 17:54:34.272 INFO [stderr] 21 |             let mut s = TcpStream::connect(dest).unwrap();
Dec 11 17:54:34.272 INFO [stderr]    |                 ----^
Dec 11 17:54:34.272 INFO [stderr]    |                 |
Dec 11 17:54:34.272 INFO [stderr]    |                 help: remove this `mut`
Dec 11 17:54:34.272 INFO [stderr]    |
Dec 11 17:54:34.272 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 17:54:34.272 INFO [stderr] 
Dec 11 17:54:34.401 INFO [stderr] warning: variable does not need to be mutable
Dec 11 17:54:34.401 INFO [stderr]   --> src/main.rs:21:17
Dec 11 17:54:34.401 INFO [stderr]    |
Dec 11 17:54:34.401 INFO [stderr] 21 |             let mut s = TcpStream::connect(dest).unwrap();
Dec 11 17:54:34.401 INFO [stderr]    |                 ----^
Dec 11 17:54:34.401 INFO [stderr]    |                 |
Dec 11 17:54:34.401 INFO [stderr]    |                 help: remove this `mut`
Dec 11 17:54:34.401 INFO [stderr]    |
Dec 11 17:54:34.401 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 17:54:34.401 INFO [stderr] 
Dec 11 17:54:34.435 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.28s
Dec 11 17:54:34.439 INFO [stderr] su: No module specific data is present
Dec 11 17:54:35.582 INFO running `"docker" "inspect" "7427acc02b8ad3e534c50871febe4a9b1a6e57a42ca178ee4882c10055d54e82"`
Dec 11 17:54:36.000 INFO running `"docker" "rm" "-f" "7427acc02b8ad3e534c50871febe4a9b1a6e57a42ca178ee4882c10055d54e82"`
Dec 11 17:54:36.437 INFO [stdout] 7427acc02b8ad3e534c50871febe4a9b1a6e57a42ca178ee4882c10055d54e82