Aug 17 12:07:46.040 INFO checking ruma-signatures-0.4.0 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 12:07:46.040 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 12:07:46.040 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 12:07:46.040 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-1/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 12:07:46.283 INFO blam! 16225a42539c6e180535f388b8d146834a66a5e1382fc649f0a0496731ff8854
Aug 17 12:07:46.285 INFO running `"docker" "start" "-a" "16225a42539c6e180535f388b8d146834a66a5e1382fc649f0a0496731ff8854"`
Aug 17 12:07:47.332 INFO kablam!    Compiling ring v0.9.7
Aug 17 12:07:59.648 INFO kablam!     Checking ruma-signatures v0.4.0 (file:///source)
Aug 17 12:08:01.578 INFO kablam! warning: variable does not need to be mutable
Aug 17 12:08:01.579 INFO kablam!    --> src/lib.rs:196:13
Aug 17 12:08:01.579 INFO kablam!     |
Aug 17 12:08:01.579 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Aug 17 12:08:01.579 INFO kablam!     |             ----^^^^^^
Aug 17 12:08:01.579 INFO kablam!     |             |
Aug 17 12:08:01.579 INFO kablam!     |             help: remove this `mut`
Aug 17 12:08:01.579 INFO kablam!     |
Aug 17 12:08:01.579 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 12:08:01.579 INFO kablam! 
Aug 17 12:08:01.839 INFO kablam! warning: variable does not need to be mutable
Aug 17 12:08:01.839 INFO kablam!    --> src/lib.rs:196:13
Aug 17 12:08:01.839 INFO kablam!     |
Aug 17 12:08:01.839 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Aug 17 12:08:01.839 INFO kablam!     |             ----^^^^^^
Aug 17 12:08:01.839 INFO kablam!     |             |
Aug 17 12:08:01.839 INFO kablam!     |             help: remove this `mut`
Aug 17 12:08:01.839 INFO kablam!     |
Aug 17 12:08:01.839 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 12:08:01.839 INFO kablam! 
Aug 17 12:08:02.128 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.96s
Aug 17 12:08:02.408 INFO kablam! su: No module specific data is present
Aug 17 12:08:03.070 INFO running `"docker" "rm" "-f" "16225a42539c6e180535f388b8d146834a66a5e1382fc649f0a0496731ff8854"`
Aug 17 12:08:03.241 INFO blam! 16225a42539c6e180535f388b8d146834a66a5e1382fc649f0a0496731ff8854