Sep 14 11:15:17.664 INFO checking r4-1.0.1 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 11:15:17.664 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 11:15:17.664 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-0/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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=1000" "-e" "CMD=cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 11:15:17.877 INFO blam! 9397b2362d6f52176a84a50466cf13855c6367b1bb8c3e6eaa2f83fd1e70a324
Sep 14 11:15:17.880 INFO running `"docker" "start" "-a" "9397b2362d6f52176a84a50466cf13855c6367b1bb8c3e6eaa2f83fd1e70a324"`
Sep 14 11:15:18.725 INFO kablam! usermod: no changes
Sep 14 11:15:18.761 INFO kablam!     Checking r4 v1.0.1 (file:///source)
Sep 14 11:15:19.139 INFO kablam! warning: unused variable: `i`
Sep 14 11:15:19.139 INFO kablam!    --> src/lib.rs:407:34
Sep 14 11:15:19.139 INFO kablam!     |
Sep 14 11:15:19.139 INFO kablam! 407 |                     iterate![for i in 0..4;
Sep 14 11:15:19.139 INFO kablam!     |                                  ^ help: consider using `_i` instead
Sep 14 11:15:19.139 INFO kablam!     |
Sep 14 11:15:19.139 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 14 11:15:19.139 INFO kablam! 
Sep 14 11:15:19.139 INFO kablam! warning: unused variable: `x`
Sep 14 11:15:19.139 INFO kablam!    --> src/lib.rs:433:34
Sep 14 11:15:19.139 INFO kablam!     |
Sep 14 11:15:19.139 INFO kablam! 433 |                     iterate![for x in vs.iter();
Sep 14 11:15:19.139 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 14 11:15:19.139 INFO kablam! 
Sep 14 11:15:19.140 INFO kablam! warning: unused variable: `x`
Sep 14 11:15:19.140 INFO kablam!    --> src/lib.rs:443:34
Sep 14 11:15:19.140 INFO kablam!     |
Sep 14 11:15:19.140 INFO kablam! 443 |                     iterate![for x in vs.iter();
Sep 14 11:15:19.140 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 14 11:15:19.140 INFO kablam! 
Sep 14 11:15:19.140 INFO kablam! warning: unused variable: `a`
Sep 14 11:15:19.140 INFO kablam!    --> src/lib.rs:474:34
Sep 14 11:15:19.140 INFO kablam!     |
Sep 14 11:15:19.140 INFO kablam! 474 |                              let a = *x + 3;
Sep 14 11:15:19.140 INFO kablam!     |                                  ^ help: consider using `_a` instead
Sep 14 11:15:19.140 INFO kablam! 
Sep 14 11:15:19.140 INFO kablam! warning: unused variable: `a`
Sep 14 11:15:19.140 INFO kablam!    --> src/lib.rs:489:34
Sep 14 11:15:19.140 INFO kablam!     |
Sep 14 11:15:19.140 INFO kablam! 489 |                              let a = *x + 3;
Sep 14 11:15:19.140 INFO kablam!     |                                  ^ help: consider using `_a` instead
Sep 14 11:15:19.140 INFO kablam! 
Sep 14 11:15:19.140 INFO kablam! warning: unused variable: `y`
Sep 14 11:15:19.140 INFO kablam!    --> src/lib.rs:506:34
Sep 14 11:15:19.140 INFO kablam!     |
Sep 14 11:15:19.140 INFO kablam! 506 |                              for y in vs.iter();
Sep 14 11:15:19.140 INFO kablam!     |                                  ^ help: consider using `_y` instead
Sep 14 11:15:19.140 INFO kablam! 
Sep 14 11:15:19.140 INFO kablam! warning: unused variable: `x`
Sep 14 11:15:19.140 INFO kablam!    --> src/lib.rs:522:34
Sep 14 11:15:19.140 INFO kablam!     |
Sep 14 11:15:19.140 INFO kablam! 522 |                              let x = *x + 1;
Sep 14 11:15:19.140 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 14 11:15:19.140 INFO kablam! 
Sep 14 11:15:19.201 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Sep 14 11:15:19.202 INFO kablam! su: No module specific data is present
Sep 14 11:15:19.725 INFO running `"docker" "rm" "-f" "9397b2362d6f52176a84a50466cf13855c6367b1bb8c3e6eaa2f83fd1e70a324"`
Sep 14 11:15:19.796 INFO blam! 9397b2362d6f52176a84a50466cf13855c6367b1bb8c3e6eaa2f83fd1e70a324