Jul 11 23:42:04.210 INFO checking ruma-signatures-0.4.0 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 11 23:42:04.210 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 23:42:04.210 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 23:42:04.211 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-2/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 23:42:04.491 INFO blam! 8d0d4ef79c3d9bedf69be0ed4b16b444f07ff3e6712d304d2b1ccc454113161a
Jul 11 23:42:04.494 INFO running `"docker" "start" "-a" "8d0d4ef79c3d9bedf69be0ed4b16b444f07ff3e6712d304d2b1ccc454113161a"`
Jul 11 23:42:05.648 INFO kablam!     Checking ruma-signatures v0.4.0 (file:///source)
Jul 11 23:42:07.058 INFO kablam! warning: variable does not need to be mutable
Jul 11 23:42:07.058 INFO kablam!    --> src/lib.rs:196:13
Jul 11 23:42:07.058 INFO kablam!     |
Jul 11 23:42:07.058 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Jul 11 23:42:07.058 INFO kablam!     |             ----^^^^^^
Jul 11 23:42:07.058 INFO kablam!     |             |
Jul 11 23:42:07.058 INFO kablam!     |             help: remove this `mut`
Jul 11 23:42:07.059 INFO kablam!     |
Jul 11 23:42:07.059 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 23:42:07.060 INFO kablam! 
Jul 11 23:42:07.409 INFO kablam! warning: variable does not need to be mutable
Jul 11 23:42:07.409 INFO kablam!    --> src/lib.rs:196:13
Jul 11 23:42:07.409 INFO kablam!     |
Jul 11 23:42:07.409 INFO kablam! 196 |         let mut object = owned_value.as_object_mut().expect("safe since we checked above");
Jul 11 23:42:07.409 INFO kablam!     |             ----^^^^^^
Jul 11 23:42:07.409 INFO kablam!     |             |
Jul 11 23:42:07.409 INFO kablam!     |             help: remove this `mut`
Jul 11 23:42:07.410 INFO kablam!     |
Jul 11 23:42:07.410 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 23:42:07.411 INFO kablam! 
Jul 11 23:42:07.659 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
Jul 11 23:42:07.679 INFO kablam! su: No module specific data is present
Jul 11 23:42:08.257 INFO running `"docker" "rm" "-f" "8d0d4ef79c3d9bedf69be0ed4b16b444f07ff3e6712d304d2b1ccc454113161a"`
Jul 11 23:42:08.450 INFO blam! 8d0d4ef79c3d9bedf69be0ed4b16b444f07ff3e6712d304d2b1ccc454113161a