Oct 13 09:43:05.734 INFO checking rsfs-0.4.1 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 09:43:05.735 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 09:43:06.286 INFO blam! 87fe5b172ae9a934df210cb9c128af6ea7c4166c1661ec8902001b50fd2f85ad
Oct 13 09:43:06.288 INFO running `"docker" "start" "-a" "87fe5b172ae9a934df210cb9c128af6ea7c4166c1661ec8902001b50fd2f85ad"`
Oct 13 09:43:07.768 INFO kablam! usermod: no changes
Oct 13 09:43:07.837 INFO kablam!     Checking parking_lot v0.4.8
Oct 13 09:43:09.281 INFO kablam!     Checking rsfs v0.4.1 (/source)
Oct 13 09:43:11.860 INFO kablam! warning: variable does not need to be mutable
Oct 13 09:43:11.860 INFO kablam!    --> src/mem/unix.rs:197:13
Oct 13 09:43:11.860 INFO kablam!     |
Oct 13 09:43:11.860 INFO kablam! 197 |         let mut dst = &mut self.data;
Oct 13 09:43:11.860 INFO kablam!     |             ----^^^
Oct 13 09:43:11.860 INFO kablam!     |             |
Oct 13 09:43:11.860 INFO kablam!     |             help: remove this `mut`
Oct 13 09:43:11.860 INFO kablam!     |
Oct 13 09:43:11.860 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 09:43:11.860 INFO kablam! 
Oct 13 09:43:11.992 INFO kablam! warning: variable does not need to be mutable
Oct 13 09:43:11.992 INFO kablam!    --> src/mem/unix.rs:197:13
Oct 13 09:43:11.992 INFO kablam!     |
Oct 13 09:43:11.992 INFO kablam! 197 |         let mut dst = &mut self.data;
Oct 13 09:43:11.992 INFO kablam!     |             ----^^^
Oct 13 09:43:11.992 INFO kablam!     |             |
Oct 13 09:43:11.992 INFO kablam!     |             help: remove this `mut`
Oct 13 09:43:11.992 INFO kablam! 
Oct 13 09:43:13.276 INFO kablam! warning: variable does not need to be mutable
Oct 13 09:43:13.276 INFO kablam!    --> src/mem/unix.rs:197:13
Oct 13 09:43:13.276 INFO kablam!     |
Oct 13 09:43:13.276 INFO kablam! 197 |         let mut dst = &mut self.data;
Oct 13 09:43:13.276 INFO kablam!     |             ----^^^
Oct 13 09:43:13.276 INFO kablam!     |             |
Oct 13 09:43:13.276 INFO kablam!     |             help: remove this `mut`
Oct 13 09:43:13.276 INFO kablam!     |
Oct 13 09:43:13.276 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 09:43:13.276 INFO kablam! 
Oct 13 09:43:13.568 INFO kablam! warning: variable does not need to be mutable
Oct 13 09:43:13.568 INFO kablam!    --> src/mem/unix.rs:197:13
Oct 13 09:43:13.568 INFO kablam!     |
Oct 13 09:43:13.570 INFO kablam! 197 |         let mut dst = &mut self.data;
Oct 13 09:43:13.570 INFO kablam!     |             ----^^^
Oct 13 09:43:13.570 INFO kablam!     |             |
Oct 13 09:43:13.570 INFO kablam!     |             help: remove this `mut`
Oct 13 09:43:13.572 INFO kablam! 
Oct 13 09:43:13.929 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
Oct 13 09:43:13.932 INFO kablam! su: No module specific data is present
Oct 13 09:43:15.008 INFO running `"docker" "rm" "-f" "87fe5b172ae9a934df210cb9c128af6ea7c4166c1661ec8902001b50fd2f85ad"`
Oct 13 09:43:15.356 INFO blam! 87fe5b172ae9a934df210cb9c128af6ea7c4166c1661ec8902001b50fd2f85ad