Nov 28 12:58:34.293 INFO checking Jellonator/Emailang against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 12:58:34.293 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 12:58:34.805 INFO [stdout] 73042f3b91b9470c65b7bc5f6a0d6960635bba2cb2707815741690c911eac3e7
Nov 28 12:58:34.807 INFO running `"docker" "start" "-a" "73042f3b91b9470c65b7bc5f6a0d6960635bba2cb2707815741690c911eac3e7"`
Nov 28 12:58:36.262 INFO [stderr] usermod: no changes
Nov 28 12:58:36.374 INFO [stderr]     Checking emailang v1.0.0 (/source)
Nov 28 12:58:38.108 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:58:38.109 INFO [stderr]   --> src/interpreter/mod.rs:58:7
Nov 28 12:58:38.109 INFO [stderr]    |
Nov 28 12:58:38.109 INFO [stderr] 58 |         let mut serv = match self.get_server(&tserver) {
Nov 28 12:58:38.110 INFO [stderr]    |             ----^^^^
Nov 28 12:58:38.110 INFO [stderr]    |             |
Nov 28 12:58:38.110 INFO [stderr]    |             help: remove this `mut`
Nov 28 12:58:38.110 INFO [stderr]    |
Nov 28 12:58:38.111 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 12:58:38.111 INFO [stderr] 
Nov 28 12:58:38.111 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:58:38.112 INFO [stderr]   --> src/interpreter/mod.rs:63:7
Nov 28 12:58:38.112 INFO [stderr]    |
Nov 28 12:58:38.112 INFO [stderr] 63 |         let mut user = match serv.get_user_mut(&tuser) {
Nov 28 12:58:38.112 INFO [stderr]    |             ----^^^^
Nov 28 12:58:38.113 INFO [stderr]    |             |
Nov 28 12:58:38.113 INFO [stderr]    |             help: remove this `mut`
Nov 28 12:58:38.113 INFO [stderr] 
Nov 28 12:58:38.265 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:58:38.266 INFO [stderr]   --> src/interpreter/mod.rs:58:7
Nov 28 12:58:38.266 INFO [stderr]    |
Nov 28 12:58:38.266 INFO [stderr] 58 |         let mut serv = match self.get_server(&tserver) {
Nov 28 12:58:38.266 INFO [stderr]    |             ----^^^^
Nov 28 12:58:38.266 INFO [stderr]    |             |
Nov 28 12:58:38.266 INFO [stderr]    |             help: remove this `mut`
Nov 28 12:58:38.266 INFO [stderr]    |
Nov 28 12:58:38.266 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 12:58:38.266 INFO [stderr] 
Nov 28 12:58:38.266 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:58:38.266 INFO [stderr]   --> src/interpreter/mod.rs:63:7
Nov 28 12:58:38.266 INFO [stderr]    |
Nov 28 12:58:38.266 INFO [stderr] 63 |         let mut user = match serv.get_user_mut(&tuser) {
Nov 28 12:58:38.266 INFO [stderr]    |             ----^^^^
Nov 28 12:58:38.266 INFO [stderr]    |             |
Nov 28 12:58:38.266 INFO [stderr]    |             help: remove this `mut`
Nov 28 12:58:38.266 INFO [stderr] 
Nov 28 12:58:38.435 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
Nov 28 12:58:38.437 INFO [stderr] su: No module specific data is present
Nov 28 12:58:38.912 INFO running `"docker" "inspect" "73042f3b91b9470c65b7bc5f6a0d6960635bba2cb2707815741690c911eac3e7"`
Nov 28 12:58:39.213 INFO running `"docker" "rm" "-f" "73042f3b91b9470c65b7bc5f6a0d6960635bba2cb2707815741690c911eac3e7"`
Nov 28 12:58:39.489 INFO [stdout] 73042f3b91b9470c65b7bc5f6a0d6960635bba2cb2707815741690c911eac3e7