Dec 18 10:25:16.184 INFO checking term-painter-0.2.4 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 10:25:16.185 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/term-painter/0.2.4:/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 10:25:16.710 INFO [stdout] fdc96ba5acb30cdd81e58f350623fba74f6bacf5e846d91f43780102baf45b2a
Dec 18 10:25:16.712 INFO running `"docker" "start" "-a" "fdc96ba5acb30cdd81e58f350623fba74f6bacf5e846d91f43780102baf45b2a"`
Dec 18 10:25:19.124 INFO [stderr]     Checking term-painter v0.2.4 (/opt/crater/workdir)
Dec 18 10:25:19.616 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:25:19.616 INFO [stderr]    --> src/lib.rs:488:17
Dec 18 10:25:19.616 INFO [stderr]     |
Dec 18 10:25:19.616 INFO [stderr] 488 |             let mut t = match tmut.as_mut() {
Dec 18 10:25:19.616 INFO [stderr]     |                 ----^
Dec 18 10:25:19.616 INFO [stderr]     |                 |
Dec 18 10:25:19.616 INFO [stderr]     |                 help: remove this `mut`
Dec 18 10:25:19.616 INFO [stderr]     |
Dec 18 10:25:19.616 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 10:25:19.616 INFO [stderr] 
Dec 18 10:25:19.616 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:25:19.616 INFO [stderr]    --> src/lib.rs:488:17
Dec 18 10:25:19.616 INFO [stderr]     |
Dec 18 10:25:19.616 INFO [stderr] 488 |             let mut t = match tmut.as_mut() {
Dec 18 10:25:19.616 INFO [stderr]     |                 ----^
Dec 18 10:25:19.616 INFO [stderr]     |                 |
Dec 18 10:25:19.616 INFO [stderr]     |                 help: remove this `mut`
Dec 18 10:25:19.616 INFO [stderr] 
Dec 18 10:25:20.044 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:25:20.044 INFO [stderr]    --> src/lib.rs:488:17
Dec 18 10:25:20.044 INFO [stderr]     |
Dec 18 10:25:20.044 INFO [stderr] 488 |             let mut t = match tmut.as_mut() {
Dec 18 10:25:20.044 INFO [stderr]     |                 ----^
Dec 18 10:25:20.044 INFO [stderr]     |                 |
Dec 18 10:25:20.044 INFO [stderr]     |                 help: remove this `mut`
Dec 18 10:25:20.044 INFO [stderr]     |
Dec 18 10:25:20.044 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 10:25:20.044 INFO [stderr] 
Dec 18 10:25:20.044 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:25:20.044 INFO [stderr]    --> src/lib.rs:488:17
Dec 18 10:25:20.044 INFO [stderr]     |
Dec 18 10:25:20.044 INFO [stderr] 488 |             let mut t = match tmut.as_mut() {
Dec 18 10:25:20.044 INFO [stderr]     |                 ----^
Dec 18 10:25:20.044 INFO [stderr]     |                 |
Dec 18 10:25:20.044 INFO [stderr]     |                 help: remove this `mut`
Dec 18 10:25:20.044 INFO [stderr] 
Dec 18 10:25:20.386 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Dec 18 10:25:21.754 INFO running `"docker" "inspect" "fdc96ba5acb30cdd81e58f350623fba74f6bacf5e846d91f43780102baf45b2a"`
Dec 18 10:25:22.220 INFO running `"docker" "rm" "-f" "fdc96ba5acb30cdd81e58f350623fba74f6bacf5e846d91f43780102baf45b2a"`
Dec 18 10:25:22.514 INFO [stdout] fdc96ba5acb30cdd81e58f350623fba74f6bacf5e846d91f43780102baf45b2a