Aug 01 18:29:30.369 INFO checking xi-rpc-0.2.0 against 1.27.2 for lazy_static-1
Aug 01 18:29:30.369 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:29:30.370 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:29:30.370 INFO running `"docker" "create" "-v" "/tmp/crater.bA2pO17JwDx3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 18:29:30.619 INFO blam! 7121711445fd0dd987e85a446c900fc5336302e000393c60bcae8eba89ed1abd
Aug 01 18:29:30.622 INFO running `"docker" "start" "-a" "7121711445fd0dd987e85a446c900fc5336302e000393c60bcae8eba89ed1abd"`
Aug 01 18:29:31.575 INFO kablam!     Checking xi-rpc v0.2.0 (file:///source)
Aug 01 18:29:32.276 INFO kablam! warning: variable does not need to be mutable
Aug 01 18:29:32.276 INFO kablam!    --> src/lib.rs:326:13
Aug 01 18:29:32.276 INFO kablam!     |
Aug 01 18:29:32.277 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Aug 01 18:29:32.277 INFO kablam!     |             ----^^^^
Aug 01 18:29:32.277 INFO kablam!     |             |
Aug 01 18:29:32.277 INFO kablam!     |             help: remove this `mut`
Aug 01 18:29:32.277 INFO kablam!     |
Aug 01 18:29:32.277 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 01 18:29:32.277 INFO kablam! 
Aug 01 18:29:32.283 INFO kablam! warning: variable does not need to be mutable
Aug 01 18:29:32.283 INFO kablam!    --> src/lib.rs:393:9
Aug 01 18:29:32.283 INFO kablam!     |
Aug 01 18:29:32.283 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Aug 01 18:29:32.283 INFO kablam!     |         ----^^^^^^^^
Aug 01 18:29:32.283 INFO kablam!     |         |
Aug 01 18:29:32.283 INFO kablam!     |         help: remove this `mut`
Aug 01 18:29:32.283 INFO kablam! 
Aug 01 18:29:32.327 INFO kablam! warning: variable does not need to be mutable
Aug 01 18:29:32.327 INFO kablam!    --> src/lib.rs:326:13
Aug 01 18:29:32.327 INFO kablam!     |
Aug 01 18:29:32.327 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Aug 01 18:29:32.327 INFO kablam!     |             ----^^^^
Aug 01 18:29:32.327 INFO kablam!     |             |
Aug 01 18:29:32.327 INFO kablam!     |             help: remove this `mut`
Aug 01 18:29:32.327 INFO kablam!     |
Aug 01 18:29:32.327 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 01 18:29:32.327 INFO kablam! 
Aug 01 18:29:32.338 INFO kablam! warning: variable does not need to be mutable
Aug 01 18:29:32.338 INFO kablam!    --> src/lib.rs:393:9
Aug 01 18:29:32.338 INFO kablam!     |
Aug 01 18:29:32.338 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Aug 01 18:29:32.338 INFO kablam!     |         ----^^^^^^^^
Aug 01 18:29:32.338 INFO kablam!     |         |
Aug 01 18:29:32.338 INFO kablam!     |         help: remove this `mut`
Aug 01 18:29:32.338 INFO kablam! 
Aug 01 18:29:32.717 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
Aug 01 18:29:32.719 INFO kablam! su: No module specific data is present
Aug 01 18:29:33.470 INFO running `"docker" "rm" "-f" "7121711445fd0dd987e85a446c900fc5336302e000393c60bcae8eba89ed1abd"`
Aug 01 18:29:33.603 INFO blam! 7121711445fd0dd987e85a446c900fc5336302e000393c60bcae8eba89ed1abd