Dec 12 08:44:06.106 INFO checking rsfs-0.4.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 08:44:06.106 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 08:44:06.689 INFO [stdout] 01ebdd63ba46a8dd77b765c10e834414b6cd4485fc468fe5854bd93e3822346e
Dec 12 08:44:06.692 INFO running `"docker" "start" "-a" "01ebdd63ba46a8dd77b765c10e834414b6cd4485fc468fe5854bd93e3822346e"`
Dec 12 08:44:07.960 INFO [stderr] usermod: no changes
Dec 12 08:44:08.081 INFO [stderr]     Checking rsfs v0.4.1 (/source)
Dec 12 08:44:11.868 INFO [stderr] warning: variable does not need to be mutable
Dec 12 08:44:11.868 INFO [stderr]    --> src/mem/unix.rs:197:13
Dec 12 08:44:11.868 INFO [stderr]     |
Dec 12 08:44:11.868 INFO [stderr] 197 |         let mut dst = &mut self.data;
Dec 12 08:44:11.868 INFO [stderr]     |             ----^^^
Dec 12 08:44:11.868 INFO [stderr]     |             |
Dec 12 08:44:11.868 INFO [stderr]     |             help: remove this `mut`
Dec 12 08:44:11.868 INFO [stderr]     |
Dec 12 08:44:11.868 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 08:44:11.868 INFO [stderr] 
Dec 12 08:44:11.868 INFO [stderr] warning: variable does not need to be mutable
Dec 12 08:44:11.868 INFO [stderr]    --> src/mem/unix.rs:197:13
Dec 12 08:44:11.868 INFO [stderr]     |
Dec 12 08:44:11.868 INFO [stderr] 197 |         let mut dst = &mut self.data;
Dec 12 08:44:11.868 INFO [stderr]     |             ----^^^
Dec 12 08:44:11.868 INFO [stderr]     |             |
Dec 12 08:44:11.868 INFO [stderr]     |             help: remove this `mut`
Dec 12 08:44:11.868 INFO [stderr] 
Dec 12 08:44:12.104 INFO [stderr] warning: variable does not need to be mutable
Dec 12 08:44:12.104 INFO [stderr]    --> src/mem/unix.rs:197:13
Dec 12 08:44:12.104 INFO [stderr]     |
Dec 12 08:44:12.104 INFO [stderr] 197 |         let mut dst = &mut self.data;
Dec 12 08:44:12.104 INFO [stderr]     |             ----^^^
Dec 12 08:44:12.104 INFO [stderr]     |             |
Dec 12 08:44:12.105 INFO [stderr]     |             help: remove this `mut`
Dec 12 08:44:12.105 INFO [stderr]     |
Dec 12 08:44:12.105 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 08:44:12.105 INFO [stderr] 
Dec 12 08:44:12.105 INFO [stderr] warning: variable does not need to be mutable
Dec 12 08:44:12.105 INFO [stderr]    --> src/mem/unix.rs:197:13
Dec 12 08:44:12.105 INFO [stderr]     |
Dec 12 08:44:12.108 INFO [stderr] 197 |         let mut dst = &mut self.data;
Dec 12 08:44:12.108 INFO [stderr]     |             ----^^^
Dec 12 08:44:12.108 INFO [stderr]     |             |
Dec 12 08:44:12.108 INFO [stderr]     |             help: remove this `mut`
Dec 12 08:44:12.108 INFO [stderr] 
Dec 12 08:44:12.499 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.52s
Dec 12 08:44:12.508 INFO [stderr] su: No module specific data is present
Dec 12 08:44:13.314 INFO running `"docker" "inspect" "01ebdd63ba46a8dd77b765c10e834414b6cd4485fc468fe5854bd93e3822346e"`
Dec 12 08:44:13.668 INFO running `"docker" "rm" "-f" "01ebdd63ba46a8dd77b765c10e834414b6cd4485fc468fe5854bd93e3822346e"`
Dec 12 08:44:13.936 INFO [stdout] 01ebdd63ba46a8dd77b765c10e834414b6cd4485fc468fe5854bd93e3822346e