Aug 31 08:25:38.199 INFO checking xi-rpc-0.2.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 08:25:38.199 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 08:25:38.199 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 08:25:38.358 INFO blam! 090540eb84ec69880e808a533557e237de80e022fdf7ff81da88cbdf9aea09b9
Aug 31 08:25:38.359 INFO running `"docker" "start" "-a" "090540eb84ec69880e808a533557e237de80e022fdf7ff81da88cbdf9aea09b9"`
Aug 31 08:25:38.986 INFO kablam!     Checking serde_json v0.9.10
Aug 31 08:25:41.968 INFO kablam!     Checking xi-rpc v0.2.0 (file:///source)
Aug 31 08:25:42.529 INFO kablam! warning: variable does not need to be mutable
Aug 31 08:25:42.529 INFO kablam!    --> src/lib.rs:326:13
Aug 31 08:25:42.529 INFO kablam!     |
Aug 31 08:25:42.529 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Aug 31 08:25:42.529 INFO kablam!     |             ----^^^^
Aug 31 08:25:42.529 INFO kablam!     |             |
Aug 31 08:25:42.529 INFO kablam!     |             help: remove this `mut`
Aug 31 08:25:42.529 INFO kablam!     |
Aug 31 08:25:42.530 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 08:25:42.530 INFO kablam! 
Aug 31 08:25:42.538 INFO kablam! warning: variable does not need to be mutable
Aug 31 08:25:42.538 INFO kablam!    --> src/lib.rs:393:9
Aug 31 08:25:42.538 INFO kablam!     |
Aug 31 08:25:42.538 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Aug 31 08:25:42.538 INFO kablam!     |         ----^^^^^^^^
Aug 31 08:25:42.538 INFO kablam!     |         |
Aug 31 08:25:42.538 INFO kablam!     |         help: remove this `mut`
Aug 31 08:25:42.538 INFO kablam! 
Aug 31 08:25:42.739 INFO kablam! warning: variable does not need to be mutable
Aug 31 08:25:42.739 INFO kablam!    --> src/lib.rs:326:13
Aug 31 08:25:42.739 INFO kablam!     |
Aug 31 08:25:42.739 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Aug 31 08:25:42.739 INFO kablam!     |             ----^^^^
Aug 31 08:25:42.739 INFO kablam!     |             |
Aug 31 08:25:42.739 INFO kablam!     |             help: remove this `mut`
Aug 31 08:25:42.739 INFO kablam!     |
Aug 31 08:25:42.739 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 08:25:42.739 INFO kablam! 
Aug 31 08:25:42.752 INFO kablam! warning: variable does not need to be mutable
Aug 31 08:25:42.752 INFO kablam!    --> src/lib.rs:393:9
Aug 31 08:25:42.752 INFO kablam!     |
Aug 31 08:25:42.752 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Aug 31 08:25:42.752 INFO kablam!     |         ----^^^^^^^^
Aug 31 08:25:42.752 INFO kablam!     |         |
Aug 31 08:25:42.752 INFO kablam!     |         help: remove this `mut`
Aug 31 08:25:42.752 INFO kablam! 
Aug 31 08:25:42.976 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
Aug 31 08:25:42.979 INFO kablam! su: No module specific data is present
Aug 31 08:25:43.404 INFO running `"docker" "rm" "-f" "090540eb84ec69880e808a533557e237de80e022fdf7ff81da88cbdf9aea09b9"`
Aug 31 08:25:43.508 INFO blam! 090540eb84ec69880e808a533557e237de80e022fdf7ff81da88cbdf9aea09b9