Aug 17 05:48:30.063 INFO checking xi-rpc-0.2.0 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 05:48:30.063 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 05:48:30.063 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 05:48:30.063 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-7/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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 +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 05:48:30.313 INFO blam! 52f7580e5c56e21984b2b029eaf1fec540e3556c0365a599f5a9aa2d28494d2a
Aug 17 05:48:30.316 INFO running `"docker" "start" "-a" "52f7580e5c56e21984b2b029eaf1fec540e3556c0365a599f5a9aa2d28494d2a"`
Aug 17 05:48:31.485 INFO kablam!     Checking xi-rpc v0.2.0 (file:///source)
Aug 17 05:48:32.402 INFO kablam! warning: variable does not need to be mutable
Aug 17 05:48:32.402 INFO kablam!    --> src/lib.rs:326:13
Aug 17 05:48:32.402 INFO kablam!     |
Aug 17 05:48:32.402 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Aug 17 05:48:32.402 INFO kablam!     |             ----^^^^
Aug 17 05:48:32.402 INFO kablam!     |             |
Aug 17 05:48:32.402 INFO kablam!     |             help: remove this `mut`
Aug 17 05:48:32.402 INFO kablam!     |
Aug 17 05:48:32.402 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 05:48:32.402 INFO kablam! 
Aug 17 05:48:32.424 INFO kablam! warning: variable does not need to be mutable
Aug 17 05:48:32.424 INFO kablam!    --> src/lib.rs:393:9
Aug 17 05:48:32.424 INFO kablam!     |
Aug 17 05:48:32.424 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Aug 17 05:48:32.424 INFO kablam!     |         ----^^^^^^^^
Aug 17 05:48:32.425 INFO kablam!     |         |
Aug 17 05:48:32.425 INFO kablam!     |         help: remove this `mut`
Aug 17 05:48:32.425 INFO kablam! 
Aug 17 05:48:32.568 INFO kablam! warning: variable does not need to be mutable
Aug 17 05:48:32.568 INFO kablam!    --> src/lib.rs:326:13
Aug 17 05:48:32.568 INFO kablam!     |
Aug 17 05:48:32.568 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Aug 17 05:48:32.568 INFO kablam!     |             ----^^^^
Aug 17 05:48:32.568 INFO kablam!     |             |
Aug 17 05:48:32.568 INFO kablam!     |             help: remove this `mut`
Aug 17 05:48:32.568 INFO kablam!     |
Aug 17 05:48:32.568 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 05:48:32.568 INFO kablam! 
Aug 17 05:48:32.586 INFO kablam! warning: variable does not need to be mutable
Aug 17 05:48:32.587 INFO kablam!    --> src/lib.rs:393:9
Aug 17 05:48:32.587 INFO kablam!     |
Aug 17 05:48:32.587 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Aug 17 05:48:32.587 INFO kablam!     |         ----^^^^^^^^
Aug 17 05:48:32.587 INFO kablam!     |         |
Aug 17 05:48:32.587 INFO kablam!     |         help: remove this `mut`
Aug 17 05:48:32.587 INFO kablam! 
Aug 17 05:48:32.947 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Aug 17 05:48:32.952 INFO kablam! su: No module specific data is present
Aug 17 05:48:33.483 INFO running `"docker" "rm" "-f" "52f7580e5c56e21984b2b029eaf1fec540e3556c0365a599f5a9aa2d28494d2a"`
Aug 17 05:48:33.585 INFO blam! 52f7580e5c56e21984b2b029eaf1fec540e3556c0365a599f5a9aa2d28494d2a