Sep 14 06:13:50.590 INFO checking xi-rpc-0.2.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 06:13:50.590 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 06:13:50.590 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-5/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 06:13:50.763 INFO blam! 29b579df53d384b73f8558c7d951728b2cde3a28e7988c2a2d79122fc3bbbe1f
Sep 14 06:13:50.767 INFO running `"docker" "start" "-a" "29b579df53d384b73f8558c7d951728b2cde3a28e7988c2a2d79122fc3bbbe1f"`
Sep 14 06:13:51.369 INFO kablam! usermod: no changes
Sep 14 06:13:51.447 INFO kablam!     Checking num-traits v0.1.43
Sep 14 06:13:51.645 INFO kablam!     Checking serde_json v0.9.10
Sep 14 06:13:53.278 INFO kablam!     Checking xi-rpc v0.2.0 (file:///source)
Sep 14 06:13:53.771 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:13:53.771 INFO kablam!    --> src/lib.rs:326:13
Sep 14 06:13:53.771 INFO kablam!     |
Sep 14 06:13:53.771 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Sep 14 06:13:53.771 INFO kablam!     |             ----^^^^
Sep 14 06:13:53.771 INFO kablam!     |             |
Sep 14 06:13:53.771 INFO kablam!     |             help: remove this `mut`
Sep 14 06:13:53.771 INFO kablam!     |
Sep 14 06:13:53.771 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 06:13:53.771 INFO kablam! 
Sep 14 06:13:53.779 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:13:53.779 INFO kablam!    --> src/lib.rs:393:9
Sep 14 06:13:53.779 INFO kablam!     |
Sep 14 06:13:53.779 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Sep 14 06:13:53.779 INFO kablam!     |         ----^^^^^^^^
Sep 14 06:13:53.779 INFO kablam!     |         |
Sep 14 06:13:53.779 INFO kablam!     |         help: remove this `mut`
Sep 14 06:13:53.779 INFO kablam! 
Sep 14 06:13:53.947 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:13:53.947 INFO kablam!    --> src/lib.rs:326:13
Sep 14 06:13:53.947 INFO kablam!     |
Sep 14 06:13:53.947 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Sep 14 06:13:53.947 INFO kablam!     |             ----^^^^
Sep 14 06:13:53.947 INFO kablam!     |             |
Sep 14 06:13:53.947 INFO kablam!     |             help: remove this `mut`
Sep 14 06:13:53.947 INFO kablam!     |
Sep 14 06:13:53.947 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 06:13:53.947 INFO kablam! 
Sep 14 06:13:53.947 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:13:53.947 INFO kablam!    --> src/lib.rs:393:9
Sep 14 06:13:53.947 INFO kablam!     |
Sep 14 06:13:53.947 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Sep 14 06:13:53.947 INFO kablam!     |         ----^^^^^^^^
Sep 14 06:13:53.947 INFO kablam!     |         |
Sep 14 06:13:53.947 INFO kablam!     |         help: remove this `mut`
Sep 14 06:13:53.947 INFO kablam! 
Sep 14 06:13:54.131 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.73s
Sep 14 06:13:54.139 INFO kablam! su: No module specific data is present
Sep 14 06:13:54.863 INFO running `"docker" "rm" "-f" "29b579df53d384b73f8558c7d951728b2cde3a28e7988c2a2d79122fc3bbbe1f"`
Sep 14 06:13:54.978 INFO blam! 29b579df53d384b73f8558c7d951728b2cde3a28e7988c2a2d79122fc3bbbe1f