Oct 13 10:23:25.154 INFO checking r4-1.0.1 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 10:23:25.155 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 10:23:25.313 INFO blam! d8095ddf78b662f8b73e35874dcb45f481c33eed9fa745f0916c302f4f2803a2
Oct 13 10:23:25.315 INFO running `"docker" "start" "-a" "d8095ddf78b662f8b73e35874dcb45f481c33eed9fa745f0916c302f4f2803a2"`
Oct 13 10:23:25.740 INFO kablam! usermod: no changes
Oct 13 10:23:25.766 INFO kablam!     Checking r4 v1.0.1 (/source)
Oct 13 10:23:26.742 INFO kablam! warning: unused variable: `i`
Oct 13 10:23:26.742 INFO kablam!    --> src/lib.rs:407:34
Oct 13 10:23:26.742 INFO kablam!     |
Oct 13 10:23:26.742 INFO kablam! 407 |                     iterate![for i in 0..4;
Oct 13 10:23:26.742 INFO kablam!     |                                  ^ help: consider using `_i` instead
Oct 13 10:23:26.742 INFO kablam!     |
Oct 13 10:23:26.742 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 10:23:26.742 INFO kablam! 
Oct 13 10:23:26.747 INFO kablam! warning: unused variable: `x`
Oct 13 10:23:26.747 INFO kablam!    --> src/lib.rs:433:34
Oct 13 10:23:26.747 INFO kablam!     |
Oct 13 10:23:26.747 INFO kablam! 433 |                     iterate![for x in vs.iter();
Oct 13 10:23:26.747 INFO kablam!     |                                  ^ help: consider using `_x` instead
Oct 13 10:23:26.747 INFO kablam! 
Oct 13 10:23:26.747 INFO kablam! warning: unused variable: `x`
Oct 13 10:23:26.747 INFO kablam!    --> src/lib.rs:443:34
Oct 13 10:23:26.747 INFO kablam!     |
Oct 13 10:23:26.747 INFO kablam! 443 |                     iterate![for x in vs.iter();
Oct 13 10:23:26.747 INFO kablam!     |                                  ^ help: consider using `_x` instead
Oct 13 10:23:26.747 INFO kablam! 
Oct 13 10:23:26.747 INFO kablam! warning: unused variable: `a`
Oct 13 10:23:26.747 INFO kablam!    --> src/lib.rs:474:34
Oct 13 10:23:26.747 INFO kablam!     |
Oct 13 10:23:26.747 INFO kablam! 474 |                              let a = *x + 3;
Oct 13 10:23:26.747 INFO kablam!     |                                  ^ help: consider using `_a` instead
Oct 13 10:23:26.747 INFO kablam! 
Oct 13 10:23:26.747 INFO kablam! warning: unused variable: `a`
Oct 13 10:23:26.747 INFO kablam!    --> src/lib.rs:489:34
Oct 13 10:23:26.747 INFO kablam!     |
Oct 13 10:23:26.747 INFO kablam! 489 |                              let a = *x + 3;
Oct 13 10:23:26.747 INFO kablam!     |                                  ^ help: consider using `_a` instead
Oct 13 10:23:26.747 INFO kablam! 
Oct 13 10:23:26.747 INFO kablam! warning: unused variable: `y`
Oct 13 10:23:26.747 INFO kablam!    --> src/lib.rs:506:34
Oct 13 10:23:26.747 INFO kablam!     |
Oct 13 10:23:26.747 INFO kablam! 506 |                              for y in vs.iter();
Oct 13 10:23:26.747 INFO kablam!     |                                  ^ help: consider using `_y` instead
Oct 13 10:23:26.747 INFO kablam! 
Oct 13 10:23:26.747 INFO kablam! warning: unused variable: `x`
Oct 13 10:23:26.748 INFO kablam!    --> src/lib.rs:522:34
Oct 13 10:23:26.748 INFO kablam!     |
Oct 13 10:23:26.748 INFO kablam! 522 |                              let x = *x + 1;
Oct 13 10:23:26.748 INFO kablam!     |                                  ^ help: consider using `_x` instead
Oct 13 10:23:26.748 INFO kablam! 
Oct 13 10:23:26.867 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Oct 13 10:23:26.868 INFO kablam! su: No module specific data is present
Oct 13 10:23:27.564 INFO running `"docker" "rm" "-f" "d8095ddf78b662f8b73e35874dcb45f481c33eed9fa745f0916c302f4f2803a2"`
Oct 13 10:23:27.972 INFO blam! d8095ddf78b662f8b73e35874dcb45f481c33eed9fa745f0916c302f4f2803a2