Jul 11 21:30:45.683 INFO checking socket-io-0.1.1 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 11 21:30:45.684 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 21:30:45.684 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 21:30:45.684 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-4/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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 +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 21:30:45.933 INFO blam! 4012b4a0a5455df0e67eef01b32ccb5c28857540daaba13a201f98bf7c601c4e
Jul 11 21:30:45.936 INFO running `"docker" "start" "-a" "4012b4a0a5455df0e67eef01b32ccb5c28857540daaba13a201f98bf7c601c4e"`
Jul 11 21:30:47.138 INFO kablam!     Checking cookie v0.2.5
Jul 11 21:30:48.332 INFO kablam!     Checking hyper v0.9.18
Jul 11 21:30:56.558 INFO kablam!     Checking iron v0.4.0
Jul 11 21:30:58.263 INFO kablam!     Checking engine-io v0.1.4
Jul 11 21:31:00.232 INFO kablam!     Checking socket-io v0.1.1 (file:///source)
Jul 11 21:31:02.770 INFO kablam! warning: unused variable: `rooms`
Jul 11 21:31:02.771 INFO kablam!    --> src/socket.rs:183:21
Jul 11 21:31:02.771 INFO kablam!     |
Jul 11 21:31:02.771 INFO kablam! 183 |             let mut rooms = self.rooms_joined.write().unwrap();
Jul 11 21:31:02.771 INFO kablam!     |                     ^^^^^ help: consider using `_rooms` instead
Jul 11 21:31:02.771 INFO kablam!     |
Jul 11 21:31:02.771 INFO kablam!     = note: #[warn(unused_variables)] on by default
Jul 11 21:31:02.771 INFO kablam! 
Jul 11 21:31:02.958 INFO kablam! warning: unused variable: `rooms`
Jul 11 21:31:02.958 INFO kablam!    --> src/socket.rs:183:21
Jul 11 21:31:02.959 INFO kablam!     |
Jul 11 21:31:02.959 INFO kablam! 183 |             let mut rooms = self.rooms_joined.write().unwrap();
Jul 11 21:31:02.959 INFO kablam!     |                     ^^^^^ help: consider using `_rooms` instead
Jul 11 21:31:02.966 INFO kablam!     |
Jul 11 21:31:02.967 INFO kablam!     = note: #[warn(unused_variables)] on by default
Jul 11 21:31:02.968 INFO kablam! 
Jul 11 21:31:03.018 INFO kablam! warning: variant is never constructed: `Connect`
Jul 11 21:31:03.018 INFO kablam!   --> src/packet.rs:13:5
Jul 11 21:31:03.018 INFO kablam!    |
Jul 11 21:31:03.018 INFO kablam! 13 |     Connect = '0' as isize,
Jul 11 21:31:03.018 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Jul 11 21:31:03.018 INFO kablam!    |
Jul 11 21:31:03.018 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 11 21:31:03.018 INFO kablam! 
Jul 11 21:31:03.020 INFO kablam! warning: variant is never constructed: `Disconnect`
Jul 11 21:31:03.020 INFO kablam!   --> src/packet.rs:14:5
Jul 11 21:31:03.020 INFO kablam!    |
Jul 11 21:31:03.020 INFO kablam! 14 |     Disconnect = '1' as isize,
Jul 11 21:31:03.020 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 21:31:03.020 INFO kablam! 
Jul 11 21:31:03.262 INFO kablam! warning: variant is never constructed: `Disconnect`
Jul 11 21:31:03.262 INFO kablam!   --> src/packet.rs:14:5
Jul 11 21:31:03.262 INFO kablam!    |
Jul 11 21:31:03.262 INFO kablam! 14 |     Disconnect = '1' as isize,
Jul 11 21:31:03.262 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 21:31:03.262 INFO kablam!    |
Jul 11 21:31:03.262 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 11 21:31:03.262 INFO kablam! 
Jul 11 21:31:03.377 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 16.59s
Jul 11 21:31:03.397 INFO kablam! su: No module specific data is present
Jul 11 21:31:03.939 INFO running `"docker" "rm" "-f" "4012b4a0a5455df0e67eef01b32ccb5c28857540daaba13a201f98bf7c601c4e"`
Jul 11 21:31:04.112 INFO blam! 4012b4a0a5455df0e67eef01b32ccb5c28857540daaba13a201f98bf7c601c4e