Sep 19 15:30:38.392 INFO checking xi-rpc-0.2.0 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 15:30:38.392 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 15:30:38.392 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 15:30:38.551 INFO blam! a092c550e80724ed4153f87736a29cba93c9db273531728f70aa4f274bff8685
Sep 19 15:30:38.553 INFO running `"docker" "start" "-a" "a092c550e80724ed4153f87736a29cba93c9db273531728f70aa4f274bff8685"`
Sep 19 15:30:39.513 INFO kablam! usermod: no changes
Sep 19 15:30:39.568 INFO kablam!     Checking serde_json v0.9.10
Sep 19 15:30:40.939 INFO kablam!     Checking xi-rpc v0.2.0 (/source)
Sep 19 15:30:41.186 INFO kablam! warning: variable does not need to be mutable
Sep 19 15:30:41.186 INFO kablam!    --> src/lib.rs:326:13
Sep 19 15:30:41.186 INFO kablam!     |
Sep 19 15:30:41.186 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Sep 19 15:30:41.186 INFO kablam!     |             ----^^^^
Sep 19 15:30:41.187 INFO kablam!     |             |
Sep 19 15:30:41.187 INFO kablam!     |             help: remove this `mut`
Sep 19 15:30:41.187 INFO kablam!     |
Sep 19 15:30:41.187 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 15:30:41.187 INFO kablam! 
Sep 19 15:30:41.190 INFO kablam! warning: variable does not need to be mutable
Sep 19 15:30:41.190 INFO kablam!    --> src/lib.rs:393:9
Sep 19 15:30:41.190 INFO kablam!     |
Sep 19 15:30:41.190 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Sep 19 15:30:41.190 INFO kablam!     |         ----^^^^^^^^
Sep 19 15:30:41.190 INFO kablam!     |         |
Sep 19 15:30:41.190 INFO kablam!     |         help: remove this `mut`
Sep 19 15:30:41.190 INFO kablam! 
Sep 19 15:30:41.227 INFO kablam! warning: variable does not need to be mutable
Sep 19 15:30:41.227 INFO kablam!    --> src/lib.rs:326:13
Sep 19 15:30:41.227 INFO kablam!     |
Sep 19 15:30:41.227 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Sep 19 15:30:41.227 INFO kablam!     |             ----^^^^
Sep 19 15:30:41.227 INFO kablam!     |             |
Sep 19 15:30:41.227 INFO kablam!     |             help: remove this `mut`
Sep 19 15:30:41.227 INFO kablam!     |
Sep 19 15:30:41.227 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 15:30:41.227 INFO kablam! 
Sep 19 15:30:41.230 INFO kablam! warning: variable does not need to be mutable
Sep 19 15:30:41.230 INFO kablam!    --> src/lib.rs:393:9
Sep 19 15:30:41.230 INFO kablam!     |
Sep 19 15:30:41.230 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Sep 19 15:30:41.230 INFO kablam!     |         ----^^^^^^^^
Sep 19 15:30:41.230 INFO kablam!     |         |
Sep 19 15:30:41.230 INFO kablam!     |         help: remove this `mut`
Sep 19 15:30:41.230 INFO kablam! 
Sep 19 15:30:41.420 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Sep 19 15:30:41.423 INFO kablam! su: No module specific data is present
Sep 19 15:30:41.811 INFO running `"docker" "rm" "-f" "a092c550e80724ed4153f87736a29cba93c9db273531728f70aa4f274bff8685"`
Sep 19 15:30:41.915 INFO blam! a092c550e80724ed4153f87736a29cba93c9db273531728f70aa4f274bff8685