Sep 01 10:22:02.590 INFO checking r4-1.0.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 10:22:02.590 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 10:22:02.590 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 10:22:02.791 INFO blam! 9adabdb3a4080bc263e4ca00715019f89fbb91c8121c66e19c08aa196334547a
Sep 01 10:22:02.793 INFO running `"docker" "start" "-a" "9adabdb3a4080bc263e4ca00715019f89fbb91c8121c66e19c08aa196334547a"`
Sep 01 10:22:03.390 INFO kablam!     Checking r4 v1.0.1 (file:///source)
Sep 01 10:22:04.120 INFO kablam! warning: unused variable: `i`
Sep 01 10:22:04.120 INFO kablam!    --> src/lib.rs:407:34
Sep 01 10:22:04.120 INFO kablam!     |
Sep 01 10:22:04.120 INFO kablam! 407 |                     iterate![for i in 0..4;
Sep 01 10:22:04.120 INFO kablam!     |                                  ^ help: consider using `_i` instead
Sep 01 10:22:04.120 INFO kablam!     |
Sep 01 10:22:04.120 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 01 10:22:04.120 INFO kablam! 
Sep 01 10:22:04.120 INFO kablam! warning: unused variable: `x`
Sep 01 10:22:04.120 INFO kablam!    --> src/lib.rs:433:34
Sep 01 10:22:04.120 INFO kablam!     |
Sep 01 10:22:04.120 INFO kablam! 433 |                     iterate![for x in vs.iter();
Sep 01 10:22:04.120 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 01 10:22:04.120 INFO kablam! 
Sep 01 10:22:04.121 INFO kablam! warning: unused variable: `x`
Sep 01 10:22:04.121 INFO kablam!    --> src/lib.rs:443:34
Sep 01 10:22:04.121 INFO kablam!     |
Sep 01 10:22:04.121 INFO kablam! 443 |                     iterate![for x in vs.iter();
Sep 01 10:22:04.121 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 01 10:22:04.121 INFO kablam! 
Sep 01 10:22:04.121 INFO kablam! warning: unused variable: `a`
Sep 01 10:22:04.121 INFO kablam!    --> src/lib.rs:474:34
Sep 01 10:22:04.121 INFO kablam!     |
Sep 01 10:22:04.121 INFO kablam! 474 |                              let a = *x + 3;
Sep 01 10:22:04.121 INFO kablam!     |                                  ^ help: consider using `_a` instead
Sep 01 10:22:04.121 INFO kablam! 
Sep 01 10:22:04.121 INFO kablam! warning: unused variable: `a`
Sep 01 10:22:04.121 INFO kablam!    --> src/lib.rs:489:34
Sep 01 10:22:04.121 INFO kablam!     |
Sep 01 10:22:04.121 INFO kablam! 489 |                              let a = *x + 3;
Sep 01 10:22:04.121 INFO kablam!     |                                  ^ help: consider using `_a` instead
Sep 01 10:22:04.121 INFO kablam! 
Sep 01 10:22:04.121 INFO kablam! warning: unused variable: `y`
Sep 01 10:22:04.121 INFO kablam!    --> src/lib.rs:506:34
Sep 01 10:22:04.121 INFO kablam!     |
Sep 01 10:22:04.121 INFO kablam! 506 |                              for y in vs.iter();
Sep 01 10:22:04.121 INFO kablam!     |                                  ^ help: consider using `_y` instead
Sep 01 10:22:04.121 INFO kablam! 
Sep 01 10:22:04.121 INFO kablam! warning: unused variable: `x`
Sep 01 10:22:04.121 INFO kablam!    --> src/lib.rs:522:34
Sep 01 10:22:04.121 INFO kablam!     |
Sep 01 10:22:04.121 INFO kablam! 522 |                              let x = *x + 1;
Sep 01 10:22:04.121 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 01 10:22:04.122 INFO kablam! 
Sep 01 10:22:04.220 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Sep 01 10:22:04.222 INFO kablam! su: No module specific data is present
Sep 01 10:22:04.662 INFO running `"docker" "rm" "-f" "9adabdb3a4080bc263e4ca00715019f89fbb91c8121c66e19c08aa196334547a"`
Sep 01 10:22:04.790 INFO blam! 9adabdb3a4080bc263e4ca00715019f89fbb91c8121c66e19c08aa196334547a