Dec 12 09:15:06.550 INFO checking rehashinghashmap-0.1.2 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 09:15:06.550 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 12 09:15:06.792 INFO [stdout] 72b7fcfc15c70c2f2079165b8c1f2b91f0b746d46fe62379226fb1af6056b6ad
Dec 12 09:15:06.798 INFO running `"docker" "start" "-a" "72b7fcfc15c70c2f2079165b8c1f2b91f0b746d46fe62379226fb1af6056b6ad"`
Dec 12 09:15:07.476 INFO [stderr] usermod: no changes
Dec 12 09:15:07.510 INFO [stderr]     Checking rehashinghashmap v0.1.2 (/source)
Dec 12 09:15:08.085 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:15:08.086 INFO [stderr]   --> src/lib.rs:64:28
Dec 12 09:15:08.086 INFO [stderr]    |
Dec 12 09:15:08.086 INFO [stderr] 64 |             let (mut main, mut sec) = if self.is1main {
Dec 12 09:15:08.086 INFO [stderr]    |                            ----^^^
Dec 12 09:15:08.086 INFO [stderr]    |                            |
Dec 12 09:15:08.086 INFO [stderr]    |                            help: remove this `mut`
Dec 12 09:15:08.086 INFO [stderr]    |
Dec 12 09:15:08.086 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 09:15:08.086 INFO [stderr] 
Dec 12 09:15:08.086 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:15:08.086 INFO [stderr]   --> src/lib.rs:64:18
Dec 12 09:15:08.086 INFO [stderr]    |
Dec 12 09:15:08.086 INFO [stderr] 64 |             let (mut main, mut sec) = if self.is1main {
Dec 12 09:15:08.086 INFO [stderr]    |                  ----^^^^
Dec 12 09:15:08.086 INFO [stderr]    |                  |
Dec 12 09:15:08.086 INFO [stderr]    |                  help: remove this `mut`
Dec 12 09:15:08.086 INFO [stderr] 
Dec 12 09:15:08.112 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:15:08.112 INFO [stderr]    --> src/lib.rs:289:18
Dec 12 09:15:08.112 INFO [stderr]     |
Dec 12 09:15:08.112 INFO [stderr] 289 |     fn into_iter(mut self) -> IterMut<'a, K, V> {
Dec 12 09:15:08.112 INFO [stderr]     |                  ----^^^^
Dec 12 09:15:08.112 INFO [stderr]     |                  |
Dec 12 09:15:08.112 INFO [stderr]     |                  help: remove this `mut`
Dec 12 09:15:08.112 INFO [stderr] 
Dec 12 09:15:08.547 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:15:08.547 INFO [stderr]   --> src/lib.rs:64:28
Dec 12 09:15:08.547 INFO [stderr]    |
Dec 12 09:15:08.547 INFO [stderr] 64 |             let (mut main, mut sec) = if self.is1main {
Dec 12 09:15:08.547 INFO [stderr]    |                            ----^^^
Dec 12 09:15:08.547 INFO [stderr]    |                            |
Dec 12 09:15:08.547 INFO [stderr]    |                            help: remove this `mut`
Dec 12 09:15:08.547 INFO [stderr]    |
Dec 12 09:15:08.547 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 09:15:08.547 INFO [stderr] 
Dec 12 09:15:08.547 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:15:08.547 INFO [stderr]   --> src/lib.rs:64:18
Dec 12 09:15:08.547 INFO [stderr]    |
Dec 12 09:15:08.547 INFO [stderr] 64 |             let (mut main, mut sec) = if self.is1main {
Dec 12 09:15:08.547 INFO [stderr]    |                  ----^^^^
Dec 12 09:15:08.547 INFO [stderr]    |                  |
Dec 12 09:15:08.547 INFO [stderr]    |                  help: remove this `mut`
Dec 12 09:15:08.547 INFO [stderr] 
Dec 12 09:15:08.563 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:15:08.563 INFO [stderr]    --> src/lib.rs:289:18
Dec 12 09:15:08.563 INFO [stderr]     |
Dec 12 09:15:08.563 INFO [stderr] 289 |     fn into_iter(mut self) -> IterMut<'a, K, V> {
Dec 12 09:15:08.563 INFO [stderr]     |                  ----^^^^
Dec 12 09:15:08.563 INFO [stderr]     |                  |
Dec 12 09:15:08.563 INFO [stderr]     |                  help: remove this `mut`
Dec 12 09:15:08.563 INFO [stderr] 
Dec 12 09:15:08.647 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 12 09:15:08.649 INFO [stderr] su: No module specific data is present
Dec 12 09:15:08.931 INFO running `"docker" "inspect" "72b7fcfc15c70c2f2079165b8c1f2b91f0b746d46fe62379226fb1af6056b6ad"`
Dec 12 09:15:09.101 INFO running `"docker" "rm" "-f" "72b7fcfc15c70c2f2079165b8c1f2b91f0b746d46fe62379226fb1af6056b6ad"`
Dec 12 09:15:09.251 INFO [stdout] 72b7fcfc15c70c2f2079165b8c1f2b91f0b746d46fe62379226fb1af6056b6ad