Dec 18 13:06:57.506 INFO checking pcast-0.3.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 13:06:57.506 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/pcast/0.3.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 13:06:57.705 INFO [stdout] 6ff7c8a1892e1e7995b78e208172e5d84414c06c71019a8ff5ee81185fd604d9
Dec 18 13:06:57.707 INFO running `"docker" "start" "-a" "6ff7c8a1892e1e7995b78e208172e5d84414c06c71019a8ff5ee81185fd604d9"`
Dec 18 13:06:58.222 INFO [stderr]     Checking pcast v0.3.0 (/opt/crater/workdir)
Dec 18 13:06:58.515 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:06:58.515 INFO [stderr]    --> src/lib.rs:235:13
Dec 18 13:06:58.515 INFO [stderr]     |
Dec 18 13:06:58.515 INFO [stderr] 235 |         let mut status_mut_ref: &mut StatusPacket = (&mut owned).try_into().unwrap();
Dec 18 13:06:58.515 INFO [stderr]     |             ----^^^^^^^^^^^^^^
Dec 18 13:06:58.515 INFO [stderr]     |             |
Dec 18 13:06:58.515 INFO [stderr]     |             help: remove this `mut`
Dec 18 13:06:58.515 INFO [stderr]     |
Dec 18 13:06:58.515 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 13:06:58.515 INFO [stderr] 
Dec 18 13:06:58.517 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:06:58.517 INFO [stderr]    --> src/lib.rs:258:13
Dec 18 13:06:58.517 INFO [stderr]     |
Dec 18 13:06:58.517 INFO [stderr] 258 |         let mut status_mut_view: &mut StatusPacket = pref.try_into().unwrap();
Dec 18 13:06:58.517 INFO [stderr]     |             ----^^^^^^^^^^^^^^^
Dec 18 13:06:58.517 INFO [stderr]     |             |
Dec 18 13:06:58.517 INFO [stderr]     |             help: remove this `mut`
Dec 18 13:06:58.517 INFO [stderr] 
Dec 18 13:06:58.517 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:06:58.517 INFO [stderr]    --> src/lib.rs:275:13
Dec 18 13:06:58.517 INFO [stderr]     |
Dec 18 13:06:58.517 INFO [stderr] 275 |         let mut status_mut_view: &mut StatusPacket = (&mut owned).try_into().unwrap();
Dec 18 13:06:58.517 INFO [stderr]     |             ----^^^^^^^^^^^^^^^
Dec 18 13:06:58.517 INFO [stderr]     |             |
Dec 18 13:06:58.517 INFO [stderr]     |             help: remove this `mut`
Dec 18 13:06:58.517 INFO [stderr] 
Dec 18 13:06:58.541 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
Dec 18 13:06:58.789 INFO running `"docker" "inspect" "6ff7c8a1892e1e7995b78e208172e5d84414c06c71019a8ff5ee81185fd604d9"`
Dec 18 13:06:58.867 INFO running `"docker" "rm" "-f" "6ff7c8a1892e1e7995b78e208172e5d84414c06c71019a8ff5ee81185fd604d9"`
Dec 18 13:06:58.931 INFO [stdout] 6ff7c8a1892e1e7995b78e208172e5d84414c06c71019a8ff5ee81185fd604d9