Dec 11 05:05:07.125 INFO checking zmbush/regex-zh against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 05:05:07.125 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 05:05:07.556 INFO [stdout] b6ba7d2ad50c1e13000c37685d9c1a15c1623a8e8efe4498954306b7ad6cf51c
Dec 11 05:05:07.558 INFO running `"docker" "start" "-a" "b6ba7d2ad50c1e13000c37685d9c1a15c1623a8e8efe4498954306b7ad6cf51c"`
Dec 11 05:05:09.425 INFO [stderr] usermod: no changes
Dec 11 05:05:09.482 INFO [stderr]     Checking regex v0.1.0 (/source)
Dec 11 05:05:09.653 INFO [stderr] warning: unused import: `RefMut`
Dec 11 05:05:09.653 INFO [stderr]  --> src/main.rs:3:26
Dec 11 05:05:09.653 INFO [stderr]   |
Dec 11 05:05:09.653 INFO [stderr] 3 | use std::cell::{RefCell, RefMut};
Dec 11 05:05:09.653 INFO [stderr]   |                          ^^^^^^
Dec 11 05:05:09.653 INFO [stderr]   |
Dec 11 05:05:09.653 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 05:05:09.653 INFO [stderr] 
Dec 11 05:05:09.724 INFO [stderr] warning: unused import: `RefMut`
Dec 11 05:05:09.725 INFO [stderr]  --> src/main.rs:3:26
Dec 11 05:05:09.725 INFO [stderr]   |
Dec 11 05:05:09.725 INFO [stderr] 3 | use std::cell::{RefCell, RefMut};
Dec 11 05:05:09.725 INFO [stderr]   |                          ^^^^^^
Dec 11 05:05:09.726 INFO [stderr]   |
Dec 11 05:05:09.732 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 05:05:09.732 INFO [stderr] 
Dec 11 05:05:09.758 INFO [stderr] warning: the feature `drain` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 11 05:05:09.758 INFO [stderr]  --> src/main.rs:1:12
Dec 11 05:05:09.759 INFO [stderr]   |
Dec 11 05:05:09.759 INFO [stderr] 1 | #![feature(drain)]
Dec 11 05:05:09.759 INFO [stderr]   |            ^^^^^
Dec 11 05:05:09.764 INFO [stderr]   |
Dec 11 05:05:09.764 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 05:05:09.764 INFO [stderr] 
Dec 11 05:05:09.872 INFO [stderr] warning: the feature `drain` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 11 05:05:09.872 INFO [stderr]  --> src/main.rs:1:12
Dec 11 05:05:09.872 INFO [stderr]   |
Dec 11 05:05:09.872 INFO [stderr] 1 | #![feature(drain)]
Dec 11 05:05:09.872 INFO [stderr]   |            ^^^^^
Dec 11 05:05:09.872 INFO [stderr]   |
Dec 11 05:05:09.872 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 05:05:09.872 INFO [stderr] 
Dec 11 05:05:09.901 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Dec 11 05:05:09.904 INFO [stderr] su: No module specific data is present
Dec 11 05:05:10.448 INFO running `"docker" "inspect" "b6ba7d2ad50c1e13000c37685d9c1a15c1623a8e8efe4498954306b7ad6cf51c"`
Dec 11 05:05:10.774 INFO running `"docker" "rm" "-f" "b6ba7d2ad50c1e13000c37685d9c1a15c1623a8e8efe4498954306b7ad6cf51c"`
Dec 11 05:05:11.116 INFO [stdout] b6ba7d2ad50c1e13000c37685d9c1a15c1623a8e8efe4498954306b7ad6cf51c