Aug 17 17:21:06.095 INFO checking maze-0.1.2 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 17:21:06.095 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 17:21:06.095 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 17:21:06.095 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-4/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 17:21:06.394 INFO blam! 2788136345fcd40f4246df2a8b17dd124dc5312089a5b7115dbb8243043b3023
Aug 17 17:21:06.396 INFO running `"docker" "start" "-a" "2788136345fcd40f4246df2a8b17dd124dc5312089a5b7115dbb8243043b3023"`
Aug 17 17:21:08.031 INFO kablam!     Checking png v0.5.2
Aug 17 17:21:08.047 INFO kablam!     Checking hyper v0.9.12
Aug 17 17:21:12.888 INFO kablam!     Checking image v0.10.4
Aug 17 17:21:23.416 INFO kablam!     Checking iron v0.4.0
Aug 17 17:21:26.501 INFO kablam!     Checking persistent v0.2.1
Aug 17 17:21:26.503 INFO kablam!     Checking router v0.4.0
Aug 17 17:21:29.079 INFO kablam!     Checking imageproc v0.6.1
Aug 17 17:21:29.936 INFO kablam!     Checking bodyparser v0.4.1
Aug 17 17:21:34.206 INFO kablam!     Checking urlencoded v0.4.1
Aug 17 17:21:38.559 INFO kablam!     Checking maze v0.1.2 (file:///source)
Aug 17 17:21:44.518 INFO kablam! warning: variable does not need to be mutable
Aug 17 17:21:44.518 INFO kablam!    --> src/types/grid.rs:191:13
Aug 17 17:21:44.518 INFO kablam!     |
Aug 17 17:21:44.518 INFO kablam! 191 |         let mut grid = self;
Aug 17 17:21:44.518 INFO kablam!     |             ----^^^^
Aug 17 17:21:44.518 INFO kablam!     |             |
Aug 17 17:21:44.518 INFO kablam!     |             help: remove this `mut`
Aug 17 17:21:44.518 INFO kablam!     |
Aug 17 17:21:44.518 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 17:21:44.518 INFO kablam! 
Aug 17 17:21:44.575 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Aug 17 17:21:44.575 INFO kablam!  --> src/lib.rs:2:12
Aug 17 17:21:44.575 INFO kablam!   |
Aug 17 17:21:44.575 INFO kablam! 2 | #![feature(proc_macro)]
Aug 17 17:21:44.576 INFO kablam!   |            ^^^^^^^^^^
Aug 17 17:21:44.576 INFO kablam!   |
Aug 17 17:21:44.576 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 17 17:21:44.576 INFO kablam! 
Aug 17 17:21:44.802 INFO kablam! warning: variable does not need to be mutable
Aug 17 17:21:44.802 INFO kablam!    --> src/types/grid.rs:191:13
Aug 17 17:21:44.802 INFO kablam!     |
Aug 17 17:21:44.802 INFO kablam! 191 |         let mut grid = self;
Aug 17 17:21:44.802 INFO kablam!     |             ----^^^^
Aug 17 17:21:44.802 INFO kablam!     |             |
Aug 17 17:21:44.802 INFO kablam!     |             help: remove this `mut`
Aug 17 17:21:44.802 INFO kablam!     |
Aug 17 17:21:44.802 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 17:21:44.802 INFO kablam! 
Aug 17 17:21:44.830 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Aug 17 17:21:44.830 INFO kablam!  --> src/lib.rs:2:12
Aug 17 17:21:44.830 INFO kablam!   |
Aug 17 17:21:44.830 INFO kablam! 2 | #![feature(proc_macro)]
Aug 17 17:21:44.830 INFO kablam!   |            ^^^^^^^^^^
Aug 17 17:21:44.830 INFO kablam!   |
Aug 17 17:21:44.830 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 17 17:21:44.830 INFO kablam! 
Aug 17 17:21:51.318 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 43.78s
Aug 17 17:21:51.364 INFO kablam! su: No module specific data is present
Aug 17 17:21:51.973 INFO running `"docker" "rm" "-f" "2788136345fcd40f4246df2a8b17dd124dc5312089a5b7115dbb8243043b3023"`
Aug 17 17:21:52.148 INFO blam! 2788136345fcd40f4246df2a8b17dd124dc5312089a5b7115dbb8243043b3023