Dec 05 07:54:19.844 INFO checking rsfs-0.4.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 07:54:19.844 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 07:54:20.337 INFO [stdout] 05b424260da81a17de0df92701124d0c3d897ae5f7e26c877c55afb98998dc26
Dec 05 07:54:20.343 INFO running `"docker" "start" "-a" "05b424260da81a17de0df92701124d0c3d897ae5f7e26c877c55afb98998dc26"`
Dec 05 07:54:21.960 INFO [stderr] usermod: no changes
Dec 05 07:54:22.054 INFO [stderr]     Checking parking_lot v0.4.8
Dec 05 07:54:23.313 INFO [stderr]     Checking rsfs v0.4.1 (/source)
Dec 05 07:54:25.919 INFO [stderr] warning: variable does not need to be mutable
Dec 05 07:54:25.919 INFO [stderr]    --> src/mem/unix.rs:197:13
Dec 05 07:54:25.919 INFO [stderr]     |
Dec 05 07:54:25.919 INFO [stderr] 197 |         let mut dst = &mut self.data;
Dec 05 07:54:25.919 INFO [stderr]     |             ----^^^
Dec 05 07:54:25.919 INFO [stderr]     |             |
Dec 05 07:54:25.919 INFO [stderr]     |             help: remove this `mut`
Dec 05 07:54:25.919 INFO [stderr]     |
Dec 05 07:54:25.919 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 07:54:25.919 INFO [stderr] 
Dec 05 07:54:26.023 INFO [stderr] warning: variable does not need to be mutable
Dec 05 07:54:26.023 INFO [stderr]    --> src/mem/unix.rs:197:13
Dec 05 07:54:26.023 INFO [stderr]     |
Dec 05 07:54:26.023 INFO [stderr] 197 |         let mut dst = &mut self.data;
Dec 05 07:54:26.023 INFO [stderr]     |             ----^^^
Dec 05 07:54:26.023 INFO [stderr]     |             |
Dec 05 07:54:26.023 INFO [stderr]     |             help: remove this `mut`
Dec 05 07:54:26.023 INFO [stderr] 
Dec 05 07:54:27.048 INFO [stderr] warning: variable does not need to be mutable
Dec 05 07:54:27.048 INFO [stderr]    --> src/mem/unix.rs:197:13
Dec 05 07:54:27.048 INFO [stderr]     |
Dec 05 07:54:27.048 INFO [stderr] 197 |         let mut dst = &mut self.data;
Dec 05 07:54:27.048 INFO [stderr]     |             ----^^^
Dec 05 07:54:27.048 INFO [stderr]     |             |
Dec 05 07:54:27.048 INFO [stderr]     |             help: remove this `mut`
Dec 05 07:54:27.048 INFO [stderr]     |
Dec 05 07:54:27.048 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 07:54:27.048 INFO [stderr] 
Dec 05 07:54:27.313 INFO [stderr] warning: variable does not need to be mutable
Dec 05 07:54:27.313 INFO [stderr]    --> src/mem/unix.rs:197:13
Dec 05 07:54:27.313 INFO [stderr]     |
Dec 05 07:54:27.313 INFO [stderr] 197 |         let mut dst = &mut self.data;
Dec 05 07:54:27.313 INFO [stderr]     |             ----^^^
Dec 05 07:54:27.313 INFO [stderr]     |             |
Dec 05 07:54:27.313 INFO [stderr]     |             help: remove this `mut`
Dec 05 07:54:27.313 INFO [stderr] 
Dec 05 07:54:27.676 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.69s
Dec 05 07:54:27.685 INFO [stderr] su: No module specific data is present
Dec 05 07:54:28.411 INFO running `"docker" "inspect" "05b424260da81a17de0df92701124d0c3d897ae5f7e26c877c55afb98998dc26"`
Dec 05 07:54:28.871 INFO running `"docker" "rm" "-f" "05b424260da81a17de0df92701124d0c3d897ae5f7e26c877c55afb98998dc26"`
Dec 05 07:54:29.218 INFO [stdout] 05b424260da81a17de0df92701124d0c3d897ae5f7e26c877c55afb98998dc26