Dec 18 12:32:21.410 INFO checking raw_serde_derive-0.1.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:32:21.410 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/raw_serde_derive/0.1.2:/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 12:32:21.551 INFO [stdout] 29d909d4cec9e8deb489d1e7f37f1cc525c255858dfc8f2081aaf0f5717e2a4a
Dec 18 12:32:21.553 INFO running `"docker" "start" "-a" "29d909d4cec9e8deb489d1e7f37f1cc525c255858dfc8f2081aaf0f5717e2a4a"`
Dec 18 12:32:22.236 INFO [stderr]     Checking syn v0.10.8
Dec 18 12:32:24.043 INFO [stderr]     Checking raw_serde_derive v0.1.2 (/opt/crater/workdir)
Dec 18 12:32:24.452 INFO [stderr] warning: unused variable: `dclone_4`
Dec 18 12:32:24.452 INFO [stderr]    --> src/lib.rs:141:9
Dec 18 12:32:24.452 INFO [stderr]     |
Dec 18 12:32:24.452 INFO [stderr] 141 |     let dclone_4 = data_fields.clone();
Dec 18 12:32:24.452 INFO [stderr]     |         ^^^^^^^^ help: consider using `_dclone_4` instead
Dec 18 12:32:24.452 INFO [stderr]     |
Dec 18 12:32:24.452 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 12:32:24.452 INFO [stderr] 
Dec 18 12:32:24.601 INFO [stderr] warning: unused variable: `dclone_4`
Dec 18 12:32:24.601 INFO [stderr]    --> src/lib.rs:141:9
Dec 18 12:32:24.601 INFO [stderr]     |
Dec 18 12:32:24.601 INFO [stderr] 141 |     let dclone_4 = data_fields.clone();
Dec 18 12:32:24.601 INFO [stderr]     |         ^^^^^^^^ help: consider using `_dclone_4` instead
Dec 18 12:32:24.601 INFO [stderr]     |
Dec 18 12:32:24.601 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 12:32:24.601 INFO [stderr] 
Dec 18 12:32:24.712 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
Dec 18 12:32:25.293 INFO running `"docker" "inspect" "29d909d4cec9e8deb489d1e7f37f1cc525c255858dfc8f2081aaf0f5717e2a4a"`
Dec 18 12:32:25.512 INFO running `"docker" "rm" "-f" "29d909d4cec9e8deb489d1e7f37f1cc525c255858dfc8f2081aaf0f5717e2a4a"`
Dec 18 12:32:25.752 INFO [stdout] 29d909d4cec9e8deb489d1e7f37f1cc525c255858dfc8f2081aaf0f5717e2a4a