Dec 18 10:34:55.542 INFO checking syntex_fmt_macros-0.5.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 10:34:55.542 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/syntex_fmt_macros/0.5.0:/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 10:34:55.740 INFO [stdout] 5090d343ff8fb1dbe52d52c1c7e545113f5aad6baf46c8d9b1e9e31277818201
Dec 18 10:34:55.743 INFO running `"docker" "start" "-a" "5090d343ff8fb1dbe52d52c1c7e545113f5aad6baf46c8d9b1e9e31277818201"`
Dec 18 10:34:57.259 INFO [stderr]     Checking syntex_fmt_macros v0.5.0 (/opt/crater/workdir)
Dec 18 10:34:57.716 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:34:57.716 INFO [stderr]    --> src/lib.rs:397:13
Dec 18 10:34:57.716 INFO [stderr]     |
Dec 18 10:34:57.716 INFO [stderr] 397 |         let mut end;
Dec 18 10:34:57.716 INFO [stderr]     |             ----^^^
Dec 18 10:34:57.716 INFO [stderr]     |             |
Dec 18 10:34:57.716 INFO [stderr]     |             help: remove this `mut`
Dec 18 10:34:57.716 INFO [stderr]     |
Dec 18 10:34:57.716 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 10:34:57.716 INFO [stderr] 
Dec 18 10:34:57.839 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:34:57.839 INFO [stderr]    --> src/lib.rs:397:13
Dec 18 10:34:57.839 INFO [stderr]     |
Dec 18 10:34:57.839 INFO [stderr] 397 |         let mut end;
Dec 18 10:34:57.839 INFO [stderr]     |             ----^^^
Dec 18 10:34:57.839 INFO [stderr]     |             |
Dec 18 10:34:57.839 INFO [stderr]     |             help: remove this `mut`
Dec 18 10:34:57.839 INFO [stderr]     |
Dec 18 10:34:57.839 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 10:34:57.839 INFO [stderr] 
Dec 18 10:34:57.882 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 18 10:34:58.368 INFO running `"docker" "inspect" "5090d343ff8fb1dbe52d52c1c7e545113f5aad6baf46c8d9b1e9e31277818201"`
Dec 18 10:34:58.620 INFO running `"docker" "rm" "-f" "5090d343ff8fb1dbe52d52c1c7e545113f5aad6baf46c8d9b1e9e31277818201"`
Dec 18 10:34:58.873 INFO [stdout] 5090d343ff8fb1dbe52d52c1c7e545113f5aad6baf46c8d9b1e9e31277818201