Dec 18 09:23:10.577 INFO checking wchar-0.2.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:23:10.577 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/wchar/0.2.0:/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 09:23:10.844 INFO [stdout] 4a2e6060e7ee0d3e14beee7685683620d1b79a01a0adcccaad63dd5464803671
Dec 18 09:23:10.846 INFO running `"docker" "start" "-a" "4a2e6060e7ee0d3e14beee7685683620d1b79a01a0adcccaad63dd5464803671"`
Dec 18 09:23:11.647 INFO [stderr]     Checking proc-macro2 v0.4.24
Dec 18 09:23:12.404 INFO [stderr]     Checking syn v0.14.9
Dec 18 09:23:14.496 INFO [stderr]     Checking wchar v0.2.0 (/opt/crater/workdir)
Dec 18 09:23:14.928 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 09:23:14.928 INFO [stderr]   --> src/lib.rs:30:12
Dec 18 09:23:14.928 INFO [stderr]    |
Dec 18 09:23:14.928 INFO [stderr] 30 | #![feature(proc_macro)]
Dec 18 09:23:14.928 INFO [stderr]    |            ^^^^^^^^^^
Dec 18 09:23:14.928 INFO [stderr]    |
Dec 18 09:23:14.928 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 18 09:23:14.928 INFO [stderr] 
Dec 18 09:23:15.008 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 09:23:15.008 INFO [stderr]   --> src/lib.rs:30:12
Dec 18 09:23:15.008 INFO [stderr]    |
Dec 18 09:23:15.008 INFO [stderr] 30 | #![feature(proc_macro)]
Dec 18 09:23:15.008 INFO [stderr]    |            ^^^^^^^^^^
Dec 18 09:23:15.008 INFO [stderr]    |
Dec 18 09:23:15.008 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 18 09:23:15.008 INFO [stderr] 
Dec 18 09:23:15.031 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.40s
Dec 18 09:23:15.861 INFO running `"docker" "inspect" "4a2e6060e7ee0d3e14beee7685683620d1b79a01a0adcccaad63dd5464803671"`
Dec 18 09:23:16.135 INFO running `"docker" "rm" "-f" "4a2e6060e7ee0d3e14beee7685683620d1b79a01a0adcccaad63dd5464803671"`
Dec 18 09:23:16.418 INFO [stdout] 4a2e6060e7ee0d3e14beee7685683620d1b79a01a0adcccaad63dd5464803671