Dec 19 04:33:24.817 INFO checking zmbush/regex-zh against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 04:33:24.817 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/zmbush/regex-zh:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 04:33:25.469 INFO [stdout] d77ed0c85620de3d04fab458f4ea0dbf6b279f83611a06c7c55501cb7b67ee7f
Dec 19 04:33:25.507 INFO running `"docker" "start" "-a" "d77ed0c85620de3d04fab458f4ea0dbf6b279f83611a06c7c55501cb7b67ee7f"`
Dec 19 04:33:26.908 INFO [stderr]     Checking regex v0.1.0 (/opt/crater/workdir)
Dec 19 04:33:27.066 INFO [stderr] warning: unused import: `RefMut`
Dec 19 04:33:27.066 INFO [stderr]  --> src/main.rs:3:26
Dec 19 04:33:27.066 INFO [stderr]   |
Dec 19 04:33:27.066 INFO [stderr] 3 | use std::cell::{RefCell, RefMut};
Dec 19 04:33:27.066 INFO [stderr]   |                          ^^^^^^
Dec 19 04:33:27.066 INFO [stderr]   |
Dec 19 04:33:27.066 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 04:33:27.066 INFO [stderr] 
Dec 19 04:33:27.156 INFO [stderr] warning: unused import: `RefMut`
Dec 19 04:33:27.156 INFO [stderr]  --> src/main.rs:3:26
Dec 19 04:33:27.156 INFO [stderr]   |
Dec 19 04:33:27.156 INFO [stderr] 3 | use std::cell::{RefCell, RefMut};
Dec 19 04:33:27.156 INFO [stderr]   |                          ^^^^^^
Dec 19 04:33:27.156 INFO [stderr]   |
Dec 19 04:33:27.156 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 04:33:27.156 INFO [stderr] 
Dec 19 04:33:27.216 INFO [stderr] warning: the feature `drain` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 19 04:33:27.216 INFO [stderr]  --> src/main.rs:1:12
Dec 19 04:33:27.216 INFO [stderr]   |
Dec 19 04:33:27.216 INFO [stderr] 1 | #![feature(drain)]
Dec 19 04:33:27.216 INFO [stderr]   |            ^^^^^
Dec 19 04:33:27.216 INFO [stderr]   |
Dec 19 04:33:27.216 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 04:33:27.216 INFO [stderr] 
Dec 19 04:33:27.232 INFO [stderr] warning: the feature `drain` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 19 04:33:27.232 INFO [stderr]  --> src/main.rs:1:12
Dec 19 04:33:27.232 INFO [stderr]   |
Dec 19 04:33:27.232 INFO [stderr] 1 | #![feature(drain)]
Dec 19 04:33:27.232 INFO [stderr]   |            ^^^^^
Dec 19 04:33:27.232 INFO [stderr]   |
Dec 19 04:33:27.232 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 04:33:27.232 INFO [stderr] 
Dec 19 04:33:27.268 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
Dec 19 04:33:28.147 INFO running `"docker" "inspect" "d77ed0c85620de3d04fab458f4ea0dbf6b279f83611a06c7c55501cb7b67ee7f"`
Dec 19 04:33:28.538 INFO running `"docker" "rm" "-f" "d77ed0c85620de3d04fab458f4ea0dbf6b279f83611a06c7c55501cb7b67ee7f"`
Dec 19 04:33:28.892 INFO [stdout] d77ed0c85620de3d04fab458f4ea0dbf6b279f83611a06c7c55501cb7b67ee7f