Sep 14 10:14:20.712 INFO checking ruma-signatures-0.4.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 10:14:20.712 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 10:14:20.712 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-3/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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=1000" "-e" "CMD=cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 10:14:21.168 INFO blam! 806ff6836d47d613226985e52ad52be8b7359fba5cf30c506b9811bb78f0c7e4
Sep 14 10:14:21.179 INFO running `"docker" "start" "-a" "806ff6836d47d613226985e52ad52be8b7359fba5cf30c506b9811bb78f0c7e4"`
Sep 14 10:14:22.837 INFO kablam! usermod: no changes
Sep 14 10:14:23.003 INFO kablam!     Checking ruma-signatures v0.4.0 (file:///source)
Sep 14 10:14:23.679 INFO kablam! warning: variable does not need to be mutable
Sep 14 10:14:23.679 INFO kablam!    --> src/lib.rs:196:13
Sep 14 10:14:23.679 INFO kablam!     |
Sep 14 10:14:23.679 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Sep 14 10:14:23.679 INFO kablam!     |             ----^^^^^^
Sep 14 10:14:23.679 INFO kablam!     |             |
Sep 14 10:14:23.679 INFO kablam!     |             help: remove this `mut`
Sep 14 10:14:23.679 INFO kablam!     |
Sep 14 10:14:23.679 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 10:14:23.679 INFO kablam! 
Sep 14 10:14:24.035 INFO kablam! warning: variable does not need to be mutable
Sep 14 10:14:24.035 INFO kablam!    --> src/lib.rs:196:13
Sep 14 10:14:24.035 INFO kablam!     |
Sep 14 10:14:24.035 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Sep 14 10:14:24.035 INFO kablam!     |             ----^^^^^^
Sep 14 10:14:24.035 INFO kablam!     |             |
Sep 14 10:14:24.035 INFO kablam!     |             help: remove this `mut`
Sep 14 10:14:24.035 INFO kablam!     |
Sep 14 10:14:24.035 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 10:14:24.035 INFO kablam! 
Sep 14 10:14:24.183 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
Sep 14 10:14:24.195 INFO kablam! su: No module specific data is present
Sep 14 10:14:25.387 INFO running `"docker" "rm" "-f" "806ff6836d47d613226985e52ad52be8b7359fba5cf30c506b9811bb78f0c7e4"`
Sep 14 10:14:25.679 INFO blam! 806ff6836d47d613226985e52ad52be8b7359fba5cf30c506b9811bb78f0c7e4