Dec 05 11:33:58.282 INFO checking jconfig-0.1.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 11:33:58.282 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 11:33:58.480 INFO [stdout] 6220dbe18d8c6fdb25baf6fae2436bca5590f5e18adadcbe22050e662200265f
Dec 05 11:33:58.482 INFO running `"docker" "start" "-a" "6220dbe18d8c6fdb25baf6fae2436bca5590f5e18adadcbe22050e662200265f"`
Dec 05 11:33:58.890 INFO [stderr] usermod: no changes
Dec 05 11:33:58.939 INFO [stderr]     Checking jconfig v0.1.0 (/source)
Dec 05 11:33:59.731 INFO [stderr] warning: variable does not need to be mutable
Dec 05 11:33:59.731 INFO [stderr]   --> src/item.rs:71:13
Dec 05 11:33:59.731 INFO [stderr]    |
Dec 05 11:33:59.731 INFO [stderr] 71 |         let mut inner = unsafe { &mut *self.inner.get() };
Dec 05 11:33:59.731 INFO [stderr]    |             ----^^^^^
Dec 05 11:33:59.731 INFO [stderr]    |             |
Dec 05 11:33:59.731 INFO [stderr]    |             help: remove this `mut`
Dec 05 11:33:59.731 INFO [stderr]    |
Dec 05 11:33:59.731 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 11:33:59.731 INFO [stderr] 
Dec 05 11:33:59.731 INFO [stderr] warning: variable does not need to be mutable
Dec 05 11:33:59.731 INFO [stderr]   --> src/item.rs:93:13
Dec 05 11:33:59.731 INFO [stderr]    |
Dec 05 11:33:59.731 INFO [stderr] 93 |         let mut inner = unsafe { &mut *self.inner.get() };
Dec 05 11:33:59.731 INFO [stderr]    |             ----^^^^^
Dec 05 11:33:59.731 INFO [stderr]    |             |
Dec 05 11:33:59.731 INFO [stderr]    |             help: remove this `mut`
Dec 05 11:33:59.731 INFO [stderr] 
Dec 05 11:34:00.219 INFO [stderr] warning: variable does not need to be mutable
Dec 05 11:34:00.219 INFO [stderr]   --> src/item.rs:71:13
Dec 05 11:34:00.220 INFO [stderr]    |
Dec 05 11:34:00.220 INFO [stderr] 71 |         let mut inner = unsafe { &mut *self.inner.get() };
Dec 05 11:34:00.220 INFO [stderr]    |             ----^^^^^
Dec 05 11:34:00.220 INFO [stderr]    |             |
Dec 05 11:34:00.221 INFO [stderr]    |             help: remove this `mut`
Dec 05 11:34:00.221 INFO [stderr]    |
Dec 05 11:34:00.221 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 11:34:00.221 INFO [stderr] 
Dec 05 11:34:00.221 INFO [stderr] warning: variable does not need to be mutable
Dec 05 11:34:00.222 INFO [stderr]   --> src/item.rs:93:13
Dec 05 11:34:00.222 INFO [stderr]    |
Dec 05 11:34:00.222 INFO [stderr] 93 |         let mut inner = unsafe { &mut *self.inner.get() };
Dec 05 11:34:00.222 INFO [stderr]    |             ----^^^^^
Dec 05 11:34:00.223 INFO [stderr]    |             |
Dec 05 11:34:00.223 INFO [stderr]    |             help: remove this `mut`
Dec 05 11:34:00.223 INFO [stderr] 
Dec 05 11:34:01.235 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
Dec 05 11:34:01.247 INFO [stderr] su: No module specific data is present
Dec 05 11:34:02.132 INFO running `"docker" "inspect" "6220dbe18d8c6fdb25baf6fae2436bca5590f5e18adadcbe22050e662200265f"`
Dec 05 11:34:02.338 INFO running `"docker" "rm" "-f" "6220dbe18d8c6fdb25baf6fae2436bca5590f5e18adadcbe22050e662200265f"`
Dec 05 11:34:02.559 INFO [stdout] 6220dbe18d8c6fdb25baf6fae2436bca5590f5e18adadcbe22050e662200265f