Sep 01 08:38:37.691 INFO checking ruma-signatures-0.4.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 08:38:37.691 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 08:38:37.691 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 08:38:37.835 INFO blam! d684373e9e8bd630b31c51c1c5b382f0c6bdde26186dd06a40e92d3938547987
Sep 01 08:38:37.837 INFO running `"docker" "start" "-a" "d684373e9e8bd630b31c51c1c5b382f0c6bdde26186dd06a40e92d3938547987"`
Sep 01 08:38:38.533 INFO kablam!     Checking ruma-signatures v0.4.0 (file:///source)
Sep 01 08:38:39.486 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:38:39.486 INFO kablam!    --> src/lib.rs:196:13
Sep 01 08:38:39.486 INFO kablam!     |
Sep 01 08:38:39.486 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Sep 01 08:38:39.486 INFO kablam!     |             ----^^^^^^
Sep 01 08:38:39.486 INFO kablam!     |             |
Sep 01 08:38:39.486 INFO kablam!     |             help: remove this `mut`
Sep 01 08:38:39.486 INFO kablam!     |
Sep 01 08:38:39.486 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 08:38:39.486 INFO kablam! 
Sep 01 08:38:39.664 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:38:39.664 INFO kablam!    --> src/lib.rs:196:13
Sep 01 08:38:39.664 INFO kablam!     |
Sep 01 08:38:39.664 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Sep 01 08:38:39.664 INFO kablam!     |             ----^^^^^^
Sep 01 08:38:39.664 INFO kablam!     |             |
Sep 01 08:38:39.665 INFO kablam!     |             help: remove this `mut`
Sep 01 08:38:39.665 INFO kablam!     |
Sep 01 08:38:39.665 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 08:38:39.665 INFO kablam! 
Sep 01 08:38:39.783 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Sep 01 08:38:39.791 INFO kablam! su: No module specific data is present
Sep 01 08:38:40.263 INFO running `"docker" "rm" "-f" "d684373e9e8bd630b31c51c1c5b382f0c6bdde26186dd06a40e92d3938547987"`
Sep 01 08:38:40.361 INFO blam! d684373e9e8bd630b31c51c1c5b382f0c6bdde26186dd06a40e92d3938547987