Dec 18 12:26:05.614 INFO checking rehashinghashmap-0.1.2 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 12:26:05.614 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/rehashinghashmap/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 12:26:06.022 INFO [stdout] 8f3d38b333eb262af1b2f44ef3a6c0d6a4898c4aed63ea8cdecd6e6c424f48b5
Dec 18 12:26:06.024 INFO running `"docker" "start" "-a" "8f3d38b333eb262af1b2f44ef3a6c0d6a4898c4aed63ea8cdecd6e6c424f48b5"`
Dec 18 12:26:07.340 INFO [stderr]     Checking rehashinghashmap v0.1.2 (/opt/crater/workdir)
Dec 18 12:26:07.916 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:26:07.916 INFO [stderr]   --> src/lib.rs:64:28
Dec 18 12:26:07.916 INFO [stderr]    |
Dec 18 12:26:07.916 INFO [stderr] 64 |             let (mut main, mut sec) = if self.is1main {
Dec 18 12:26:07.916 INFO [stderr]    |                            ----^^^
Dec 18 12:26:07.916 INFO [stderr]    |                            |
Dec 18 12:26:07.916 INFO [stderr]    |                            help: remove this `mut`
Dec 18 12:26:07.916 INFO [stderr]    |
Dec 18 12:26:07.916 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 12:26:07.916 INFO [stderr] 
Dec 18 12:26:07.920 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:26:07.920 INFO [stderr]   --> src/lib.rs:64:18
Dec 18 12:26:07.920 INFO [stderr]    |
Dec 18 12:26:07.920 INFO [stderr] 64 |             let (mut main, mut sec) = if self.is1main {
Dec 18 12:26:07.920 INFO [stderr]    |                  ----^^^^
Dec 18 12:26:07.920 INFO [stderr]    |                  |
Dec 18 12:26:07.920 INFO [stderr]    |                  help: remove this `mut`
Dec 18 12:26:07.920 INFO [stderr] 
Dec 18 12:26:07.959 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:26:07.959 INFO [stderr]    --> src/lib.rs:289:18
Dec 18 12:26:07.959 INFO [stderr]     |
Dec 18 12:26:07.959 INFO [stderr] 289 |     fn into_iter(mut self) -> IterMut<'a, K, V> {
Dec 18 12:26:07.959 INFO [stderr]     |                  ----^^^^
Dec 18 12:26:07.959 INFO [stderr]     |                  |
Dec 18 12:26:07.959 INFO [stderr]     |                  help: remove this `mut`
Dec 18 12:26:07.959 INFO [stderr] 
Dec 18 12:26:08.185 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:26:08.185 INFO [stderr]   --> src/lib.rs:64:28
Dec 18 12:26:08.185 INFO [stderr]    |
Dec 18 12:26:08.185 INFO [stderr] 64 |             let (mut main, mut sec) = if self.is1main {
Dec 18 12:26:08.185 INFO [stderr]    |                            ----^^^
Dec 18 12:26:08.185 INFO [stderr]    |                            |
Dec 18 12:26:08.185 INFO [stderr]    |                            help: remove this `mut`
Dec 18 12:26:08.185 INFO [stderr]    |
Dec 18 12:26:08.185 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 12:26:08.185 INFO [stderr] 
Dec 18 12:26:08.185 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:26:08.185 INFO [stderr]   --> src/lib.rs:64:18
Dec 18 12:26:08.185 INFO [stderr]    |
Dec 18 12:26:08.185 INFO [stderr] 64 |             let (mut main, mut sec) = if self.is1main {
Dec 18 12:26:08.185 INFO [stderr]    |                  ----^^^^
Dec 18 12:26:08.185 INFO [stderr]    |                  |
Dec 18 12:26:08.185 INFO [stderr]    |                  help: remove this `mut`
Dec 18 12:26:08.185 INFO [stderr] 
Dec 18 12:26:08.202 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:26:08.202 INFO [stderr]    --> src/lib.rs:289:18
Dec 18 12:26:08.202 INFO [stderr]     |
Dec 18 12:26:08.202 INFO [stderr] 289 |     fn into_iter(mut self) -> IterMut<'a, K, V> {
Dec 18 12:26:08.202 INFO [stderr]     |                  ----^^^^
Dec 18 12:26:08.202 INFO [stderr]     |                  |
Dec 18 12:26:08.202 INFO [stderr]     |                  help: remove this `mut`
Dec 18 12:26:08.202 INFO [stderr] 
Dec 18 12:26:08.313 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 18 12:26:08.742 INFO running `"docker" "inspect" "8f3d38b333eb262af1b2f44ef3a6c0d6a4898c4aed63ea8cdecd6e6c424f48b5"`
Dec 18 12:26:08.849 INFO running `"docker" "rm" "-f" "8f3d38b333eb262af1b2f44ef3a6c0d6a4898c4aed63ea8cdecd6e6c424f48b5"`
Dec 18 12:26:09.060 INFO [stdout] 8f3d38b333eb262af1b2f44ef3a6c0d6a4898c4aed63ea8cdecd6e6c424f48b5