Aug 01 23:16:03.277 INFO checking rusty-sandbox-0.1.0 against 1.27.2 for lazy_static-1
Aug 01 23:16:03.277 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:16:03.277 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:16:03.277 INFO running `"docker" "create" "-v" "/tmp/crater.RJUJSnvdxdbT:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 23:16:03.530 INFO blam! 07d4ea79eff390c30664f821657c00b73d9b073191e0b01e67f86c53cfe9aa44
Aug 01 23:16:03.533 INFO running `"docker" "start" "-a" "07d4ea79eff390c30664f821657c00b73d9b073191e0b01e67f86c53cfe9aa44"`
Aug 01 23:16:04.534 INFO kablam!     Checking rusty-sandbox v0.1.0 (file:///source)
Aug 01 23:16:05.375 INFO kablam! warning: variable does not need to be mutable
Aug 01 23:16:05.376 INFO kablam!    --> src/lib.rs:116:13
Aug 01 23:16:05.376 INFO kablam!     |
Aug 01 23:16:05.376 INFO kablam! 116 |         let mut f = File::open("UNLICENSE").unwrap();
Aug 01 23:16:05.376 INFO kablam!     |             ----^
Aug 01 23:16:05.376 INFO kablam!     |             |
Aug 01 23:16:05.376 INFO kablam!     |             help: remove this `mut`
Aug 01 23:16:05.376 INFO kablam!     |
Aug 01 23:16:05.376 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 01 23:16:05.376 INFO kablam! 
Aug 01 23:16:05.376 INFO kablam! warning: variable does not need to be mutable
Aug 01 23:16:05.376 INFO kablam!    --> src/lib.rs:117:13
Aug 01 23:16:05.377 INFO kablam!     |
Aug 01 23:16:05.377 INFO kablam! 117 |         let mut process = Sandbox::new()
Aug 01 23:16:05.377 INFO kablam!     |             ----^^^^^^^
Aug 01 23:16:05.377 INFO kablam!     |             |
Aug 01 23:16:05.377 INFO kablam!     |             help: remove this `mut`
Aug 01 23:16:05.377 INFO kablam! 
Aug 01 23:16:05.469 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Aug 01 23:16:05.472 INFO kablam! su: No module specific data is present
Aug 01 23:16:06.434 INFO running `"docker" "rm" "-f" "07d4ea79eff390c30664f821657c00b73d9b073191e0b01e67f86c53cfe9aa44"`
Aug 01 23:16:06.594 INFO blam! 07d4ea79eff390c30664f821657c00b73d9b073191e0b01e67f86c53cfe9aa44