Sep 04 10:12:09.185 INFO checking r4-1.0.1 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 10:12:09.185 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 10:12:09.185 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 10:12:09.394 INFO blam! b33983648a6505a44f5e7c663e1cb8009ba49e7f72cd58f1fac7da917a0f6287
Sep 04 10:12:09.396 INFO running `"docker" "start" "-a" "b33983648a6505a44f5e7c663e1cb8009ba49e7f72cd58f1fac7da917a0f6287"`
Sep 04 10:12:10.047 INFO kablam!     Checking r4 v1.0.1 (file:///source)
Sep 04 10:12:10.692 INFO kablam! warning: unused variable: `i`
Sep 04 10:12:10.692 INFO kablam!    --> src/lib.rs:407:34
Sep 04 10:12:10.692 INFO kablam!     |
Sep 04 10:12:10.692 INFO kablam! 407 |                     iterate![for i in 0..4;
Sep 04 10:12:10.692 INFO kablam!     |                                  ^ help: consider using `_i` instead
Sep 04 10:12:10.692 INFO kablam!     |
Sep 04 10:12:10.692 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 10:12:10.692 INFO kablam! 
Sep 04 10:12:10.692 INFO kablam! warning: unused variable: `x`
Sep 04 10:12:10.692 INFO kablam!    --> src/lib.rs:433:34
Sep 04 10:12:10.692 INFO kablam!     |
Sep 04 10:12:10.692 INFO kablam! 433 |                     iterate![for x in vs.iter();
Sep 04 10:12:10.692 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 04 10:12:10.692 INFO kablam! 
Sep 04 10:12:10.692 INFO kablam! warning: unused variable: `x`
Sep 04 10:12:10.692 INFO kablam!    --> src/lib.rs:443:34
Sep 04 10:12:10.692 INFO kablam!     |
Sep 04 10:12:10.692 INFO kablam! 443 |                     iterate![for x in vs.iter();
Sep 04 10:12:10.692 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 04 10:12:10.693 INFO kablam! 
Sep 04 10:12:10.693 INFO kablam! warning: unused variable: `a`
Sep 04 10:12:10.693 INFO kablam!    --> src/lib.rs:474:34
Sep 04 10:12:10.693 INFO kablam!     |
Sep 04 10:12:10.693 INFO kablam! 474 |                              let a = *x + 3;
Sep 04 10:12:10.693 INFO kablam!     |                                  ^ help: consider using `_a` instead
Sep 04 10:12:10.693 INFO kablam! 
Sep 04 10:12:10.693 INFO kablam! warning: unused variable: `a`
Sep 04 10:12:10.693 INFO kablam!    --> src/lib.rs:489:34
Sep 04 10:12:10.693 INFO kablam!     |
Sep 04 10:12:10.693 INFO kablam! 489 |                              let a = *x + 3;
Sep 04 10:12:10.693 INFO kablam!     |                                  ^ help: consider using `_a` instead
Sep 04 10:12:10.693 INFO kablam! 
Sep 04 10:12:10.693 INFO kablam! warning: unused variable: `y`
Sep 04 10:12:10.693 INFO kablam!    --> src/lib.rs:506:34
Sep 04 10:12:10.693 INFO kablam!     |
Sep 04 10:12:10.693 INFO kablam! 506 |                              for y in vs.iter();
Sep 04 10:12:10.693 INFO kablam!     |                                  ^ help: consider using `_y` instead
Sep 04 10:12:10.693 INFO kablam! 
Sep 04 10:12:10.693 INFO kablam! warning: unused variable: `x`
Sep 04 10:12:10.694 INFO kablam!    --> src/lib.rs:522:34
Sep 04 10:12:10.694 INFO kablam!     |
Sep 04 10:12:10.694 INFO kablam! 522 |                              let x = *x + 1;
Sep 04 10:12:10.694 INFO kablam!     |                                  ^ help: consider using `_x` instead
Sep 04 10:12:10.694 INFO kablam! 
Sep 04 10:12:10.798 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Sep 04 10:12:10.800 INFO kablam! su: No module specific data is present
Sep 04 10:12:11.221 INFO running `"docker" "rm" "-f" "b33983648a6505a44f5e7c663e1cb8009ba49e7f72cd58f1fac7da917a0f6287"`
Sep 04 10:12:11.344 INFO blam! b33983648a6505a44f5e7c663e1cb8009ba49e7f72cd58f1fac7da917a0f6287