Sep 03 21:53:28.470 INFO checking xi-rpc-0.2.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 03 21:53:28.470 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 03 21:53:28.470 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 21:53:28.633 INFO blam! 3a4a47a0da2a930e6bbc3eb544c92322866b07c5477f0eae68520a619fdb7ef1
Sep 03 21:53:28.635 INFO running `"docker" "start" "-a" "3a4a47a0da2a930e6bbc3eb544c92322866b07c5477f0eae68520a619fdb7ef1"`
Sep 03 21:53:29.538 INFO kablam!     Checking serde_json v0.9.10
Sep 03 21:53:32.706 INFO kablam!     Checking xi-rpc v0.2.0 (file:///source)
Sep 03 21:53:33.280 INFO kablam! warning: variable does not need to be mutable
Sep 03 21:53:33.280 INFO kablam!    --> src/lib.rs:326:13
Sep 03 21:53:33.280 INFO kablam!     |
Sep 03 21:53:33.280 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Sep 03 21:53:33.280 INFO kablam!     |             ----^^^^
Sep 03 21:53:33.280 INFO kablam!     |             |
Sep 03 21:53:33.280 INFO kablam!     |             help: remove this `mut`
Sep 03 21:53:33.280 INFO kablam!     |
Sep 03 21:53:33.280 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 03 21:53:33.280 INFO kablam! 
Sep 03 21:53:33.289 INFO kablam! warning: variable does not need to be mutable
Sep 03 21:53:33.289 INFO kablam!    --> src/lib.rs:393:9
Sep 03 21:53:33.289 INFO kablam!     |
Sep 03 21:53:33.289 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Sep 03 21:53:33.289 INFO kablam!     |         ----^^^^^^^^
Sep 03 21:53:33.289 INFO kablam!     |         |
Sep 03 21:53:33.289 INFO kablam!     |         help: remove this `mut`
Sep 03 21:53:33.289 INFO kablam! 
Sep 03 21:53:33.537 INFO kablam! warning: variable does not need to be mutable
Sep 03 21:53:33.537 INFO kablam!    --> src/lib.rs:326:13
Sep 03 21:53:33.537 INFO kablam!     |
Sep 03 21:53:33.537 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Sep 03 21:53:33.537 INFO kablam!     |             ----^^^^
Sep 03 21:53:33.537 INFO kablam!     |             |
Sep 03 21:53:33.537 INFO kablam!     |             help: remove this `mut`
Sep 03 21:53:33.537 INFO kablam!     |
Sep 03 21:53:33.537 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 03 21:53:33.537 INFO kablam! 
Sep 03 21:53:33.544 INFO kablam! warning: variable does not need to be mutable
Sep 03 21:53:33.544 INFO kablam!    --> src/lib.rs:393:9
Sep 03 21:53:33.545 INFO kablam!     |
Sep 03 21:53:33.545 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Sep 03 21:53:33.545 INFO kablam!     |         ----^^^^^^^^
Sep 03 21:53:33.545 INFO kablam!     |         |
Sep 03 21:53:33.545 INFO kablam!     |         help: remove this `mut`
Sep 03 21:53:33.545 INFO kablam! 
Sep 03 21:53:33.763 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.25s
Sep 03 21:53:33.766 INFO kablam! su: No module specific data is present
Sep 03 21:53:34.158 INFO running `"docker" "rm" "-f" "3a4a47a0da2a930e6bbc3eb544c92322866b07c5477f0eae68520a619fdb7ef1"`
Sep 03 21:53:34.256 INFO blam! 3a4a47a0da2a930e6bbc3eb544c92322866b07c5477f0eae68520a619fdb7ef1