Sep 01 06:09:21.010 INFO checking socket-io-0.1.1 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 06:09:21.010 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 06:09:21.010 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/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 06:09:21.158 INFO blam! c0714f4d5b534be22c52771270f7f0e461963fe6f4300aa08a9ec88596825fe4
Sep 01 06:09:21.160 INFO running `"docker" "start" "-a" "c0714f4d5b534be22c52771270f7f0e461963fe6f4300aa08a9ec88596825fe4"`
Sep 01 06:09:21.838 INFO kablam!     Checking cookie v0.2.5
Sep 01 06:09:22.612 INFO kablam!     Checking hyper v0.9.18
Sep 01 06:09:27.477 INFO kablam!     Checking iron v0.4.0
Sep 01 06:09:28.801 INFO kablam!     Checking engine-io v0.1.4
Sep 01 06:09:30.356 INFO kablam!     Checking socket-io v0.1.1 (file:///source)
Sep 01 06:09:32.544 INFO kablam! warning: unused variable: `rooms`
Sep 01 06:09:32.544 INFO kablam!    --> src/socket.rs:183:21
Sep 01 06:09:32.544 INFO kablam!     |
Sep 01 06:09:32.544 INFO kablam! 183 |             let mut rooms = self.rooms_joined.write().unwrap();
Sep 01 06:09:32.544 INFO kablam!     |                     ^^^^^ help: consider using `_rooms` instead
Sep 01 06:09:32.544 INFO kablam!     |
Sep 01 06:09:32.545 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 01 06:09:32.545 INFO kablam! 
Sep 01 06:09:32.658 INFO kablam! warning: variant is never constructed: `Connect`
Sep 01 06:09:32.658 INFO kablam!   --> src/packet.rs:13:5
Sep 01 06:09:32.658 INFO kablam!    |
Sep 01 06:09:32.658 INFO kablam! 13 |     Connect = '0' as isize,
Sep 01 06:09:32.658 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Sep 01 06:09:32.658 INFO kablam!    |
Sep 01 06:09:32.658 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 06:09:32.658 INFO kablam! 
Sep 01 06:09:32.658 INFO kablam! warning: variant is never constructed: `Disconnect`
Sep 01 06:09:32.658 INFO kablam!   --> src/packet.rs:14:5
Sep 01 06:09:32.658 INFO kablam!    |
Sep 01 06:09:32.658 INFO kablam! 14 |     Disconnect = '1' as isize,
Sep 01 06:09:32.658 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 06:09:32.658 INFO kablam! 
Sep 01 06:09:32.661 INFO kablam! warning: unused variable: `rooms`
Sep 01 06:09:32.661 INFO kablam!    --> src/socket.rs:183:21
Sep 01 06:09:32.661 INFO kablam!     |
Sep 01 06:09:32.661 INFO kablam! 183 |             let mut rooms = self.rooms_joined.write().unwrap();
Sep 01 06:09:32.661 INFO kablam!     |                     ^^^^^ help: consider using `_rooms` instead
Sep 01 06:09:32.661 INFO kablam!     |
Sep 01 06:09:32.661 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 01 06:09:32.661 INFO kablam! 
Sep 01 06:09:32.787 INFO kablam! warning: variant is never constructed: `Disconnect`
Sep 01 06:09:32.788 INFO kablam!   --> src/packet.rs:14:5
Sep 01 06:09:32.788 INFO kablam!    |
Sep 01 06:09:32.788 INFO kablam! 14 |     Disconnect = '1' as isize,
Sep 01 06:09:32.788 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 06:09:32.788 INFO kablam!    |
Sep 01 06:09:32.788 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 06:09:32.788 INFO kablam! 
Sep 01 06:09:32.816 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.13s
Sep 01 06:09:32.822 INFO kablam! su: No module specific data is present
Sep 01 06:09:33.426 INFO running `"docker" "rm" "-f" "c0714f4d5b534be22c52771270f7f0e461963fe6f4300aa08a9ec88596825fe4"`
Sep 01 06:09:33.523 INFO blam! c0714f4d5b534be22c52771270f7f0e461963fe6f4300aa08a9ec88596825fe4