Dec 18 11:23:14.409 INFO checking serde_ini-0.1.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 11:23:14.409 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/serde_ini/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 11:23:14.899 INFO [stdout] 4a1ec2e52c6c0efac2f916ed050fea4f66a5387cd60690a61f625feba0aab7a3
Dec 18 11:23:14.901 INFO running `"docker" "start" "-a" "4a1ec2e52c6c0efac2f916ed050fea4f66a5387cd60690a61f625feba0aab7a3"`
Dec 18 11:23:16.771 INFO [stderr]     Checking result v1.0.0
Dec 18 11:23:17.094 INFO [stderr]     Checking serde_ini v0.1.3 (/opt/crater/workdir)
Dec 18 11:23:18.531 INFO [stderr] warning: variable does not need to be mutable
Dec 18 11:23:18.532 INFO [stderr]   --> tests/smoke.rs:73:9
Dec 18 11:23:18.532 INFO [stderr]    |
Dec 18 11:23:18.532 INFO [stderr] 73 |     let mut data = serde_ini::to_vec(&model).unwrap();
Dec 18 11:23:18.532 INFO [stderr]    |         ----^^^^
Dec 18 11:23:18.532 INFO [stderr]    |         |
Dec 18 11:23:18.532 INFO [stderr]    |         help: remove this `mut`
Dec 18 11:23:18.532 INFO [stderr]    |
Dec 18 11:23:18.532 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 11:23:18.532 INFO [stderr] 
Dec 18 11:23:18.560 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Dec 18 11:23:19.214 INFO running `"docker" "inspect" "4a1ec2e52c6c0efac2f916ed050fea4f66a5387cd60690a61f625feba0aab7a3"`
Dec 18 11:23:19.602 INFO running `"docker" "rm" "-f" "4a1ec2e52c6c0efac2f916ed050fea4f66a5387cd60690a61f625feba0aab7a3"`
Dec 18 11:23:19.915 INFO [stdout] 4a1ec2e52c6c0efac2f916ed050fea4f66a5387cd60690a61f625feba0aab7a3