Jul 11 15:17:56.106 INFO checking dahlia/gitter-slack against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 11 15:17:56.106 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 15:17:56.106 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 15:17:56.106 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-5/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 15:17:56.358 INFO blam! 1a44797bb74d06e02ace75ee5cf6b68285160669c8d2f97693def799dc987caf
Jul 11 15:17:56.361 INFO running `"docker" "start" "-a" "1a44797bb74d06e02ace75ee5cf6b68285160669c8d2f97693def799dc987caf"`
Jul 11 15:17:57.279 INFO kablam! warning: only one of `license` or `license-file` is necessary
Jul 11 15:17:57.519 INFO kablam!    Compiling gcc v0.3.53
Jul 11 15:17:57.527 INFO kablam!    Compiling openssl v0.9.17
Jul 11 15:17:57.579 INFO kablam!     Checking httparse v1.2.3
Jul 11 15:17:57.579 INFO kablam!     Checking iovec v0.1.0
Jul 11 15:17:57.580 INFO kablam!     Checking time v0.1.38
Jul 11 15:17:57.580 INFO kablam!     Checking net2 v0.2.31
Jul 11 15:17:57.580 INFO kablam!     Checking tokio-service v0.1.0
Jul 11 15:17:57.580 INFO kablam!     Checking base64 v0.6.0
Jul 11 15:17:59.459 INFO kablam!    Compiling unicase v2.0.0
Jul 11 15:18:01.300 INFO kablam!     Checking futures-cpupool v0.1.5
Jul 11 15:18:02.887 INFO kablam!     Checking bytes v0.4.5
Jul 11 15:18:03.404 INFO kablam!    Compiling serde_derive_internals v0.15.1
Jul 11 15:18:03.995 INFO kablam!     Checking mio v0.6.10
Jul 11 15:18:05.835 INFO kablam!     Checking chrono v0.4.0
Jul 11 15:18:11.529 INFO kablam!     Checking tokio-io v0.1.3
Jul 11 15:18:21.366 INFO kablam!     Checking mime v0.3.3
Jul 11 15:18:22.955 INFO kablam!    Compiling openssl-sys v0.9.17
Jul 11 15:18:25.437 INFO kablam!     Checking tokio-core v0.1.9
Jul 11 15:18:25.905 INFO kablam!    Compiling serde_derive v1.0.11
Jul 11 15:18:34.974 INFO kablam!     Checking tokio-proto v0.1.1
Jul 11 15:18:46.727 INFO kablam!     Checking hyper v0.11.2
Jul 11 15:18:57.650 INFO kablam!     Checking native-tls v0.1.4
Jul 11 15:18:59.313 INFO kablam!     Checking tokio-tls v0.1.3
Jul 11 15:19:07.290 INFO kablam!     Checking hyper-tls v0.1.2
Jul 11 15:19:08.117 INFO kablam!     Checking gitter-slack v0.1.1 (file:///source)
Jul 11 15:19:11.080 INFO kablam! warning: variable does not need to be mutable
Jul 11 15:19:11.080 INFO kablam!    --> src/main.rs:139:17
Jul 11 15:19:11.080 INFO kablam!     |
Jul 11 15:19:11.080 INFO kablam! 139 |             let mut bf = &mut buffer;
Jul 11 15:19:11.080 INFO kablam!     |                 ----^^
Jul 11 15:19:11.080 INFO kablam!     |                 |
Jul 11 15:19:11.080 INFO kablam!     |                 help: remove this `mut`
Jul 11 15:19:11.080 INFO kablam!     |
Jul 11 15:19:11.080 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 15:19:11.080 INFO kablam! 
Jul 11 15:19:11.157 INFO kablam! warning: variable does not need to be mutable
Jul 11 15:19:11.157 INFO kablam!    --> src/main.rs:139:17
Jul 11 15:19:11.157 INFO kablam!     |
Jul 11 15:19:11.157 INFO kablam! 139 |             let mut bf = &mut buffer;
Jul 11 15:19:11.157 INFO kablam!     |                 ----^^
Jul 11 15:19:11.157 INFO kablam!     |                 |
Jul 11 15:19:11.157 INFO kablam!     |                 help: remove this `mut`
Jul 11 15:19:11.157 INFO kablam!     |
Jul 11 15:19:11.157 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 15:19:11.157 INFO kablam! 
Jul 11 15:19:11.331 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
Jul 11 15:19:11.354 INFO kablam! su: No module specific data is present
Jul 11 15:19:11.868 INFO running `"docker" "rm" "-f" "1a44797bb74d06e02ace75ee5cf6b68285160669c8d2f97693def799dc987caf"`
Jul 11 15:19:12.061 INFO blam! 1a44797bb74d06e02ace75ee5cf6b68285160669c8d2f97693def799dc987caf