Nov 10 01:39:35.248 INFO checking r4-1.0.1 against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 10 01:39:35.248 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-6/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +653da4fd006c97625247acd7e076d0782cdc149b-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 10 01:39:35.521 INFO blam! c1c088b103d1405e51846b454eac3ef55d72a816dc4c164fb10b452aced3a9de
Nov 10 01:39:35.524 INFO running `"docker" "start" "-a" "c1c088b103d1405e51846b454eac3ef55d72a816dc4c164fb10b452aced3a9de"`
Nov 10 01:39:36.001 INFO kablam! usermod: no changes
Nov 10 01:39:36.011 INFO kablam!     Checking r4 v1.0.1 (/source)
Nov 10 01:39:36.715 INFO kablam! warning: unused variable: `i`
Nov 10 01:39:36.716 INFO kablam!    --> src/lib.rs:407:34
Nov 10 01:39:36.716 INFO kablam!     |
Nov 10 01:39:36.716 INFO kablam! 407 |                     iterate![for i in 0..4;
Nov 10 01:39:36.716 INFO kablam!     |                                  ^ help: consider using `_i` instead
Nov 10 01:39:36.716 INFO kablam!     |
Nov 10 01:39:36.716 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 10 01:39:36.716 INFO kablam! 
Nov 10 01:39:36.716 INFO kablam! warning: unused variable: `x`
Nov 10 01:39:36.716 INFO kablam!    --> src/lib.rs:433:34
Nov 10 01:39:36.716 INFO kablam!     |
Nov 10 01:39:36.716 INFO kablam! 433 |                     iterate![for x in vs.iter();
Nov 10 01:39:36.716 INFO kablam!     |                                  ^ help: consider using `_x` instead
Nov 10 01:39:36.716 INFO kablam! 
Nov 10 01:39:36.716 INFO kablam! warning: unused variable: `x`
Nov 10 01:39:36.716 INFO kablam!    --> src/lib.rs:443:34
Nov 10 01:39:36.716 INFO kablam!     |
Nov 10 01:39:36.716 INFO kablam! 443 |                     iterate![for x in vs.iter();
Nov 10 01:39:36.716 INFO kablam!     |                                  ^ help: consider using `_x` instead
Nov 10 01:39:36.716 INFO kablam! 
Nov 10 01:39:36.716 INFO kablam! warning: unused variable: `a`
Nov 10 01:39:36.716 INFO kablam!    --> src/lib.rs:474:34
Nov 10 01:39:36.716 INFO kablam!     |
Nov 10 01:39:36.716 INFO kablam! 474 |                              let a = *x + 3;
Nov 10 01:39:36.716 INFO kablam!     |                                  ^ help: consider using `_a` instead
Nov 10 01:39:36.716 INFO kablam! 
Nov 10 01:39:36.716 INFO kablam! warning: unused variable: `a`
Nov 10 01:39:36.716 INFO kablam!    --> src/lib.rs:489:34
Nov 10 01:39:36.716 INFO kablam!     |
Nov 10 01:39:36.716 INFO kablam! 489 |                              let a = *x + 3;
Nov 10 01:39:36.716 INFO kablam!     |                                  ^ help: consider using `_a` instead
Nov 10 01:39:36.716 INFO kablam! 
Nov 10 01:39:36.716 INFO kablam! warning: unused variable: `y`
Nov 10 01:39:36.716 INFO kablam!    --> src/lib.rs:506:34
Nov 10 01:39:36.716 INFO kablam!     |
Nov 10 01:39:36.716 INFO kablam! 506 |                              for y in vs.iter();
Nov 10 01:39:36.716 INFO kablam!     |                                  ^ help: consider using `_y` instead
Nov 10 01:39:36.716 INFO kablam! 
Nov 10 01:39:36.716 INFO kablam! warning: unused variable: `x`
Nov 10 01:39:36.716 INFO kablam!    --> src/lib.rs:522:34
Nov 10 01:39:36.716 INFO kablam!     |
Nov 10 01:39:36.716 INFO kablam! 522 |                              let x = *x + 1;
Nov 10 01:39:36.716 INFO kablam!     |                                  ^ help: consider using `_x` instead
Nov 10 01:39:36.716 INFO kablam! 
Nov 10 01:39:36.804 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Nov 10 01:39:36.807 INFO kablam! su: No module specific data is present
Nov 10 01:39:37.173 INFO running `"docker" "rm" "-f" "c1c088b103d1405e51846b454eac3ef55d72a816dc4c164fb10b452aced3a9de"`
Nov 10 01:39:37.383 INFO blam! c1c088b103d1405e51846b454eac3ef55d72a816dc4c164fb10b452aced3a9de