Sep 17 18:00:51.802 INFO checking rusty-sandbox-0.1.0 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 18:00:51.802 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 18:00:51.802 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-7/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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=1000" "-e" "CMD=cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 18:00:52.002 INFO blam! 3e58ef181d3116937c3d5ce0571a88b2316f14e57772ebdb375ada191172980d
Sep 17 18:00:52.006 INFO running `"docker" "start" "-a" "3e58ef181d3116937c3d5ce0571a88b2316f14e57772ebdb375ada191172980d"`
Sep 17 18:00:52.903 INFO kablam! usermod: no changes
Sep 17 18:00:52.931 INFO kablam!     Checking rusty-sandbox v0.1.0 (/source)
Sep 17 18:00:53.237 INFO kablam! warning: variable does not need to be mutable
Sep 17 18:00:53.237 INFO kablam!    --> src/lib.rs:116:13
Sep 17 18:00:53.237 INFO kablam!     |
Sep 17 18:00:53.237 INFO kablam! 116 |         let mut f = File::open("UNLICENSE").unwrap();
Sep 17 18:00:53.237 INFO kablam!     |             ----^
Sep 17 18:00:53.237 INFO kablam!     |             |
Sep 17 18:00:53.237 INFO kablam!     |             help: remove this `mut`
Sep 17 18:00:53.237 INFO kablam!     |
Sep 17 18:00:53.237 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 17 18:00:53.237 INFO kablam! 
Sep 17 18:00:53.237 INFO kablam! warning: variable does not need to be mutable
Sep 17 18:00:53.237 INFO kablam!    --> src/lib.rs:117:13
Sep 17 18:00:53.237 INFO kablam!     |
Sep 17 18:00:53.237 INFO kablam! 117 |         let mut process = Sandbox::new()
Sep 17 18:00:53.237 INFO kablam!     |             ----^^^^^^^
Sep 17 18:00:53.237 INFO kablam!     |             |
Sep 17 18:00:53.237 INFO kablam!     |             help: remove this `mut`
Sep 17 18:00:53.237 INFO kablam! 
Sep 17 18:00:53.261 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
Sep 17 18:00:53.264 INFO kablam! su: No module specific data is present
Sep 17 18:00:53.832 INFO running `"docker" "rm" "-f" "3e58ef181d3116937c3d5ce0571a88b2316f14e57772ebdb375ada191172980d"`
Sep 17 18:00:53.907 INFO blam! 3e58ef181d3116937c3d5ce0571a88b2316f14e57772ebdb375ada191172980d