Sep 21 05:11:33.582 INFO checking r4-1.0.1 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 05:11:33.582 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 05:11:33.582 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 05:11:33.730 INFO blam! d2d43ab1db05ad4403910673a2434a28fb8a36f53a4e6c0d5f69b903d77c64e4
Sep 21 05:11:33.731 INFO running `"docker" "start" "-a" "d2d43ab1db05ad4403910673a2434a28fb8a36f53a4e6c0d5f69b903d77c64e4"`
Sep 21 05:11:34.421 INFO kablam! usermod: no changes
Sep 21 05:11:34.450 INFO kablam!     Checking r4 v1.0.1 (/source)
Sep 21 05:11:34.894 INFO kablam! warning: unused variable: `i`
Sep 21 05:11:34.894 INFO kablam!    --> src/lib.rs:407:34
Sep 21 05:11:34.894 INFO kablam!     |
Sep 21 05:11:34.894 INFO kablam! 407 |                     iterate![for i in 0..4;
Sep 21 05:11:34.894 INFO kablam!     |                                  ^ help: consider using `_i` instead
Sep 21 05:11:34.894 INFO kablam!     |
Sep 21 05:11:34.894 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 21 05:11:34.894 INFO kablam! 
Sep 21 05:11:34.894 INFO kablam! warning: unused variable: `x`
Sep 21 05:11:34.894 INFO kablam!    --> src/lib.rs:433:34
Sep 21 05:11:34.894 INFO kablam!     |
Sep 21 05:11:34.894 INFO kablam! 433 |                     iterate![for x in vs.iter();
Sep 21 05:11:34.894 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 21 05:11:34.894 INFO kablam! 
Sep 21 05:11:34.898 INFO kablam! warning: unused variable: `x`
Sep 21 05:11:34.898 INFO kablam!    --> src/lib.rs:443:34
Sep 21 05:11:34.898 INFO kablam!     |
Sep 21 05:11:34.898 INFO kablam! 443 |                     iterate![for x in vs.iter();
Sep 21 05:11:34.898 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 21 05:11:34.898 INFO kablam! 
Sep 21 05:11:34.898 INFO kablam! warning: unused variable: `a`
Sep 21 05:11:34.898 INFO kablam!    --> src/lib.rs:474:34
Sep 21 05:11:34.898 INFO kablam!     |
Sep 21 05:11:34.898 INFO kablam! 474 |                              let a = *x + 3;
Sep 21 05:11:34.898 INFO kablam!     |                                  ^ help: consider using `_a` instead
Sep 21 05:11:34.898 INFO kablam! 
Sep 21 05:11:34.898 INFO kablam! warning: unused variable: `a`
Sep 21 05:11:34.898 INFO kablam!    --> src/lib.rs:489:34
Sep 21 05:11:34.898 INFO kablam!     |
Sep 21 05:11:34.899 INFO kablam! 489 |                              let a = *x + 3;
Sep 21 05:11:34.899 INFO kablam!     |                                  ^ help: consider using `_a` instead
Sep 21 05:11:34.899 INFO kablam! 
Sep 21 05:11:34.899 INFO kablam! warning: unused variable: `y`
Sep 21 05:11:34.899 INFO kablam!    --> src/lib.rs:506:34
Sep 21 05:11:34.899 INFO kablam!     |
Sep 21 05:11:34.899 INFO kablam! 506 |                              for y in vs.iter();
Sep 21 05:11:34.899 INFO kablam!     |                                  ^ help: consider using `_y` instead
Sep 21 05:11:34.899 INFO kablam! 
Sep 21 05:11:34.899 INFO kablam! warning: unused variable: `x`
Sep 21 05:11:34.899 INFO kablam!    --> src/lib.rs:522:34
Sep 21 05:11:34.899 INFO kablam!     |
Sep 21 05:11:34.899 INFO kablam! 522 |                              let x = *x + 1;
Sep 21 05:11:34.899 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 21 05:11:34.899 INFO kablam! 
Sep 21 05:11:34.972 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Sep 21 05:11:34.974 INFO kablam! su: No module specific data is present
Sep 21 05:11:35.552 INFO running `"docker" "rm" "-f" "d2d43ab1db05ad4403910673a2434a28fb8a36f53a4e6c0d5f69b903d77c64e4"`
Sep 21 05:11:35.683 INFO blam! d2d43ab1db05ad4403910673a2434a28fb8a36f53a4e6c0d5f69b903d77c64e4