Sep 05 23:47:26.781 INFO checking socket-io-0.1.1 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 23:47:26.781 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 23:47:26.781 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-2/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 23:47:26.979 INFO blam! 4222b42827897b0f6693dd4318596b94b999a46e260baaff9989a899ebe86418
Sep 05 23:47:26.981 INFO running `"docker" "start" "-a" "4222b42827897b0f6693dd4318596b94b999a46e260baaff9989a899ebe86418"`
Sep 05 23:47:27.686 INFO kablam! usermod: no changes
Sep 05 23:47:27.857 INFO kablam!     Checking cookie v0.2.5
Sep 05 23:47:28.307 INFO kablam!     Checking hyper v0.9.18
Sep 05 23:47:31.323 INFO kablam!     Checking iron v0.4.0
Sep 05 23:47:32.202 INFO kablam!     Checking engine-io v0.1.4
Sep 05 23:47:32.932 INFO kablam!     Checking socket-io v0.1.1 (file:///source)
Sep 05 23:47:33.849 INFO kablam! warning: unused variable: `rooms`
Sep 05 23:47:33.849 INFO kablam!    --> src/socket.rs:183:21
Sep 05 23:47:33.849 INFO kablam!     |
Sep 05 23:47:33.849 INFO kablam! 183 |             let mut rooms = self.rooms_joined.write().unwrap();
Sep 05 23:47:33.849 INFO kablam!     |                     ^^^^^ help: consider using `_rooms` instead
Sep 05 23:47:33.849 INFO kablam!     |
Sep 05 23:47:33.849 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 05 23:47:33.849 INFO kablam! 
Sep 05 23:47:33.914 INFO kablam! warning: variant is never constructed: `Connect`
Sep 05 23:47:33.914 INFO kablam!   --> src/packet.rs:13:5
Sep 05 23:47:33.914 INFO kablam!    |
Sep 05 23:47:33.914 INFO kablam! 13 |     Connect = '0' as isize,
Sep 05 23:47:33.914 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Sep 05 23:47:33.914 INFO kablam!    |
Sep 05 23:47:33.914 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 05 23:47:33.914 INFO kablam! 
Sep 05 23:47:33.914 INFO kablam! warning: variant is never constructed: `Disconnect`
Sep 05 23:47:33.914 INFO kablam!   --> src/packet.rs:14:5
Sep 05 23:47:33.914 INFO kablam!    |
Sep 05 23:47:33.914 INFO kablam! 14 |     Disconnect = '1' as isize,
Sep 05 23:47:33.914 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 05 23:47:33.914 INFO kablam! 
Sep 05 23:47:33.930 INFO kablam! warning: unused variable: `rooms`
Sep 05 23:47:33.930 INFO kablam!    --> src/socket.rs:183:21
Sep 05 23:47:33.930 INFO kablam!     |
Sep 05 23:47:33.930 INFO kablam! 183 |             let mut rooms = self.rooms_joined.write().unwrap();
Sep 05 23:47:33.930 INFO kablam!     |                     ^^^^^ help: consider using `_rooms` instead
Sep 05 23:47:33.930 INFO kablam!     |
Sep 05 23:47:33.930 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 05 23:47:33.930 INFO kablam! 
Sep 05 23:47:33.998 INFO kablam! warning: variant is never constructed: `Disconnect`
Sep 05 23:47:33.998 INFO kablam!   --> src/packet.rs:14:5
Sep 05 23:47:33.998 INFO kablam!    |
Sep 05 23:47:33.998 INFO kablam! 14 |     Disconnect = '1' as isize,
Sep 05 23:47:33.998 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 05 23:47:33.998 INFO kablam!    |
Sep 05 23:47:33.998 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 05 23:47:33.998 INFO kablam! 
Sep 05 23:47:34.023 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.31s
Sep 05 23:47:34.029 INFO kablam! su: No module specific data is present
Sep 05 23:47:34.779 INFO running `"docker" "rm" "-f" "4222b42827897b0f6693dd4318596b94b999a46e260baaff9989a899ebe86418"`
Sep 05 23:47:34.880 INFO blam! 4222b42827897b0f6693dd4318596b94b999a46e260baaff9989a899ebe86418