Sep 02 01:07:43.051 INFO checking rusty-sandbox-0.1.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 01:07:43.051 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 01:07:43.052 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 01:07:43.250 INFO blam! 4213f6a435dd33203c25186da849ec221f6604f345d1814ff303e6097f8f2834
Sep 02 01:07:43.252 INFO running `"docker" "start" "-a" "4213f6a435dd33203c25186da849ec221f6604f345d1814ff303e6097f8f2834"`
Sep 02 01:07:43.838 INFO kablam!     Checking rusty-sandbox v0.1.0 (file:///source)
Sep 02 01:07:44.426 INFO kablam! warning: variable does not need to be mutable
Sep 02 01:07:44.426 INFO kablam!    --> src/lib.rs:116:13
Sep 02 01:07:44.426 INFO kablam!     |
Sep 02 01:07:44.426 INFO kablam! 116 |         let mut f = File::open("UNLICENSE").unwrap();
Sep 02 01:07:44.426 INFO kablam!     |             ----^
Sep 02 01:07:44.426 INFO kablam!     |             |
Sep 02 01:07:44.426 INFO kablam!     |             help: remove this `mut`
Sep 02 01:07:44.426 INFO kablam!     |
Sep 02 01:07:44.426 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 02 01:07:44.426 INFO kablam! 
Sep 02 01:07:44.426 INFO kablam! warning: variable does not need to be mutable
Sep 02 01:07:44.426 INFO kablam!    --> src/lib.rs:117:13
Sep 02 01:07:44.427 INFO kablam!     |
Sep 02 01:07:44.427 INFO kablam! 117 |         let mut process = Sandbox::new()
Sep 02 01:07:44.427 INFO kablam!     |             ----^^^^^^^
Sep 02 01:07:44.427 INFO kablam!     |             |
Sep 02 01:07:44.427 INFO kablam!     |             help: remove this `mut`
Sep 02 01:07:44.427 INFO kablam! 
Sep 02 01:07:44.463 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Sep 02 01:07:44.466 INFO kablam! su: No module specific data is present
Sep 02 01:07:44.885 INFO running `"docker" "rm" "-f" "4213f6a435dd33203c25186da849ec221f6604f345d1814ff303e6097f8f2834"`
Sep 02 01:07:44.999 INFO blam! 4213f6a435dd33203c25186da849ec221f6604f345d1814ff303e6097f8f2834