Dec 18 14:52:57.351 INFO checking iron-params-0.1.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 14:52:57.351 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/iron-params/0.1.3:/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 14:52:57.631 INFO [stdout] 68118afa1d80e879c4ffca17f538d426ae7bb9dad5d501c2871613be227cb84a
Dec 18 14:52:57.631 INFO running `"docker" "start" "-a" "68118afa1d80e879c4ffca17f538d426ae7bb9dad5d501c2871613be227cb84a"`
Dec 18 14:52:58.480 INFO [stderr]     Checking iron-params v0.1.3 (/opt/crater/workdir)
Dec 18 14:52:59.423 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:52:59.423 INFO [stderr]   --> src/lib.rs:67:9
Dec 18 14:52:59.423 INFO [stderr]    |
Dec 18 14:52:59.423 INFO [stderr] 67 |     let mut reader = &mut req.body;
Dec 18 14:52:59.423 INFO [stderr]    |         ----^^^^^^
Dec 18 14:52:59.423 INFO [stderr]    |         |
Dec 18 14:52:59.423 INFO [stderr]    |         help: remove this `mut`
Dec 18 14:52:59.423 INFO [stderr]    |
Dec 18 14:52:59.423 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 14:52:59.423 INFO [stderr] 
Dec 18 14:52:59.452 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:52:59.452 INFO [stderr]   --> src/lib.rs:67:9
Dec 18 14:52:59.452 INFO [stderr]    |
Dec 18 14:52:59.452 INFO [stderr] 67 |     let mut reader = &mut req.body;
Dec 18 14:52:59.452 INFO [stderr]    |         ----^^^^^^
Dec 18 14:52:59.452 INFO [stderr]    |         |
Dec 18 14:52:59.452 INFO [stderr]    |         help: remove this `mut`
Dec 18 14:52:59.452 INFO [stderr]    |
Dec 18 14:52:59.452 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 14:52:59.452 INFO [stderr] 
Dec 18 14:53:00.176 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Dec 18 14:53:00.659 INFO running `"docker" "inspect" "68118afa1d80e879c4ffca17f538d426ae7bb9dad5d501c2871613be227cb84a"`
Dec 18 14:53:00.858 INFO running `"docker" "rm" "-f" "68118afa1d80e879c4ffca17f538d426ae7bb9dad5d501c2871613be227cb84a"`
Dec 18 14:53:00.993 INFO [stdout] 68118afa1d80e879c4ffca17f538d426ae7bb9dad5d501c2871613be227cb84a