Aug 30 05:35:03.146 INFO checking ruma-signatures-0.4.0 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 30 05:35:03.146 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 30 05:35:03.146 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-0/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 05:35:03.310 INFO blam! 4986f559207f63a413564acb2721ea001ab2ee6b668a99be2308602f62cfa472
Aug 30 05:35:03.312 INFO running `"docker" "start" "-a" "4986f559207f63a413564acb2721ea001ab2ee6b668a99be2308602f62cfa472"`
Aug 30 05:35:03.879 INFO kablam!    Compiling ring v0.9.7
Aug 30 05:35:10.394 INFO kablam!     Checking ruma-signatures v0.4.0 (file:///source)
Aug 30 05:35:11.496 INFO kablam! warning: variable does not need to be mutable
Aug 30 05:35:11.496 INFO kablam!    --> src/lib.rs:196:13
Aug 30 05:35:11.496 INFO kablam!     |
Aug 30 05:35:11.496 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Aug 30 05:35:11.496 INFO kablam!     |             ----^^^^^^
Aug 30 05:35:11.496 INFO kablam!     |             |
Aug 30 05:35:11.497 INFO kablam!     |             help: remove this `mut`
Aug 30 05:35:11.497 INFO kablam!     |
Aug 30 05:35:11.497 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 30 05:35:11.497 INFO kablam! 
Aug 30 05:35:11.659 INFO kablam! warning: variable does not need to be mutable
Aug 30 05:35:11.659 INFO kablam!    --> src/lib.rs:196:13
Aug 30 05:35:11.659 INFO kablam!     |
Aug 30 05:35:11.659 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Aug 30 05:35:11.659 INFO kablam!     |             ----^^^^^^
Aug 30 05:35:11.659 INFO kablam!     |             |
Aug 30 05:35:11.659 INFO kablam!     |             help: remove this `mut`
Aug 30 05:35:11.659 INFO kablam!     |
Aug 30 05:35:11.659 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 30 05:35:11.659 INFO kablam! 
Aug 30 05:35:11.805 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
Aug 30 05:35:11.811 INFO kablam! su: No module specific data is present
Aug 30 05:35:12.269 INFO running `"docker" "rm" "-f" "4986f559207f63a413564acb2721ea001ab2ee6b668a99be2308602f62cfa472"`
Aug 30 05:35:12.374 INFO blam! 4986f559207f63a413564acb2721ea001ab2ee6b668a99be2308602f62cfa472