Sep 04 08:28:50.097 INFO checking ruma-signatures-0.4.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 08:28:50.097 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 08:28:50.097 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-2/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 08:28:50.276 INFO blam! 56d50f87eeb5371492b71ec1b71dfac5485fcd10c34998d9d405cd00fbb81870
Sep 04 08:28:50.278 INFO running `"docker" "start" "-a" "56d50f87eeb5371492b71ec1b71dfac5485fcd10c34998d9d405cd00fbb81870"`
Sep 04 08:28:50.931 INFO kablam!     Checking ruma-signatures v0.4.0 (file:///source)
Sep 04 08:28:52.145 INFO kablam! warning: variable does not need to be mutable
Sep 04 08:28:52.145 INFO kablam!    --> src/lib.rs:196:13
Sep 04 08:28:52.145 INFO kablam!     |
Sep 04 08:28:52.145 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Sep 04 08:28:52.145 INFO kablam!     |             ----^^^^^^
Sep 04 08:28:52.145 INFO kablam!     |             |
Sep 04 08:28:52.145 INFO kablam!     |             help: remove this `mut`
Sep 04 08:28:52.145 INFO kablam!     |
Sep 04 08:28:52.145 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 08:28:52.145 INFO kablam! 
Sep 04 08:28:52.251 INFO kablam! warning: variable does not need to be mutable
Sep 04 08:28:52.251 INFO kablam!    --> src/lib.rs:196:13
Sep 04 08:28:52.251 INFO kablam!     |
Sep 04 08:28:52.251 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Sep 04 08:28:52.251 INFO kablam!     |             ----^^^^^^
Sep 04 08:28:52.251 INFO kablam!     |             |
Sep 04 08:28:52.251 INFO kablam!     |             help: remove this `mut`
Sep 04 08:28:52.251 INFO kablam!     |
Sep 04 08:28:52.251 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 08:28:52.251 INFO kablam! 
Sep 04 08:28:52.384 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Sep 04 08:28:52.389 INFO kablam! su: No module specific data is present
Sep 04 08:28:52.833 INFO running `"docker" "rm" "-f" "56d50f87eeb5371492b71ec1b71dfac5485fcd10c34998d9d405cd00fbb81870"`
Sep 04 08:28:52.928 INFO blam! 56d50f87eeb5371492b71ec1b71dfac5485fcd10c34998d9d405cd00fbb81870