Aug 11 13:33:02.863 INFO checking gitter-slack-0.1.1 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 13:33:02.863 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 13:33:02.863 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 13:33:02.863 INFO running `"docker" "create" "-v" "/tmp/crater.IlGQl1gemZZE:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-3/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 13:33:03.059 INFO blam! d2728d72ae648494e7488054d26ab3d6973e895eaa6db85d2b46b5f62009c08f
Aug 11 13:33:03.061 INFO running `"docker" "start" "-a" "d2728d72ae648494e7488054d26ab3d6973e895eaa6db85d2b46b5f62009c08f"`
Aug 11 13:33:04.151 INFO kablam! warning: only one of `license` or `license-file` is necessary
Aug 11 13:33:04.440 INFO kablam!     Checking chrono v0.4.5
Aug 11 13:33:09.778 INFO kablam!     Checking gitter-slack v0.1.1 (file:///source)
Aug 11 13:33:16.442 INFO kablam! warning: variable does not need to be mutable
Aug 11 13:33:16.442 INFO kablam!    --> src/main.rs:139:17
Aug 11 13:33:16.442 INFO kablam!     |
Aug 11 13:33:16.442 INFO kablam! 139 |             let mut bf = &mut buffer;
Aug 11 13:33:16.442 INFO kablam!     |                 ----^^
Aug 11 13:33:16.442 INFO kablam!     |                 |
Aug 11 13:33:16.442 INFO kablam!     |                 help: remove this `mut`
Aug 11 13:33:16.442 INFO kablam!     |
Aug 11 13:33:16.443 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 11 13:33:16.443 INFO kablam! 
Aug 11 13:33:16.794 INFO kablam! warning: variable does not need to be mutable
Aug 11 13:33:16.794 INFO kablam!    --> src/main.rs:139:17
Aug 11 13:33:16.794 INFO kablam!     |
Aug 11 13:33:16.794 INFO kablam! 139 |             let mut bf = &mut buffer;
Aug 11 13:33:16.794 INFO kablam!     |                 ----^^
Aug 11 13:33:16.794 INFO kablam!     |                 |
Aug 11 13:33:16.794 INFO kablam!     |                 help: remove this `mut`
Aug 11 13:33:16.794 INFO kablam!     |
Aug 11 13:33:16.795 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 11 13:33:16.795 INFO kablam! 
Aug 11 13:33:16.966 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 12.83s
Aug 11 13:33:16.976 INFO kablam! su: No module specific data is present
Aug 11 13:33:17.549 INFO running `"docker" "rm" "-f" "d2728d72ae648494e7488054d26ab3d6973e895eaa6db85d2b46b5f62009c08f"`
Aug 11 13:33:17.714 INFO blam! d2728d72ae648494e7488054d26ab3d6973e895eaa6db85d2b46b5f62009c08f