Aug 29 18:03:23.534 INFO checking gyscos/varf against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 29 18:03:23.534 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 29 18:03:23.534 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-2/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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 +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 18:03:23.786 INFO blam! c98a03667dca47d148debb3ac880cc5a6989f24ecadcf0f7ee52147437590e7d
Aug 29 18:03:23.789 INFO running `"docker" "start" "-a" "c98a03667dca47d148debb3ac880cc5a6989f24ecadcf0f7ee52147437590e7d"`
Aug 29 18:03:24.661 INFO kablam!     Checking serde v1.0.8
Aug 29 18:03:24.661 INFO kablam!     Checking xdg-basedir v1.0.0
Aug 29 18:03:24.668 INFO kablam!    Compiling serde_derive v1.0.8
Aug 29 18:03:24.671 INFO kablam!     Checking iron v0.5.1
Aug 29 18:03:25.843 INFO kablam!     Checking persistent v0.3.0
Aug 29 18:03:25.844 INFO kablam!     Checking mount v0.3.0
Aug 29 18:03:25.844 INFO kablam!     Checking router v0.5.1
Aug 29 18:03:26.804 INFO kablam!     Checking staticfile v0.4.0
Aug 29 18:03:26.997 INFO kablam!     Checking bodyparser v0.5.0
Aug 29 18:03:27.723 INFO kablam!     Checking urlencoded v0.5.0
Aug 29 18:03:41.943 INFO kablam!     Checking serde_json v1.0.2
Aug 29 18:03:41.943 INFO kablam!     Checking toml v0.4.1
Aug 29 18:03:46.766 INFO kablam!     Checking handlebars v0.26.2
Aug 29 18:03:51.861 INFO kablam!     Checking handlebars-iron v0.24.1
Aug 29 18:03:53.193 INFO kablam!     Checking varf v0.1.2 (file:///source)
Aug 29 18:03:55.647 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Aug 29 18:03:55.647 INFO kablam!   --> src/visu.rs:71:5
Aug 29 18:03:55.647 INFO kablam!    |
Aug 29 18:03:55.647 INFO kablam! 71 | /     divs.iter()
Aug 29 18:03:55.647 INFO kablam! 72 | |         .rev()
Aug 29 18:03:55.647 INFO kablam! 73 | |         .map(|k| n / k)
Aug 29 18:03:55.647 INFO kablam! 74 | |         .collect::<Vec<usize>>()
Aug 29 18:03:55.647 INFO kablam! 75 | |         .iter()
Aug 29 18:03:55.647 INFO kablam! 76 | |         .map(|k| divs.push(*k))
Aug 29 18:03:55.647 INFO kablam! 77 | |         .collect::<Vec<()>>();
Aug 29 18:03:55.647 INFO kablam!    | |______________________________^
Aug 29 18:03:55.647 INFO kablam!    |
Aug 29 18:03:55.647 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 29 18:03:55.647 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Aug 29 18:03:55.647 INFO kablam! 
Aug 29 18:03:55.670 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Aug 29 18:03:55.670 INFO kablam!   --> src/visu.rs:71:5
Aug 29 18:03:55.670 INFO kablam!    |
Aug 29 18:03:55.670 INFO kablam! 71 | /     divs.iter()
Aug 29 18:03:55.670 INFO kablam! 72 | |         .rev()
Aug 29 18:03:55.670 INFO kablam! 73 | |         .map(|k| n / k)
Aug 29 18:03:55.670 INFO kablam! 74 | |         .collect::<Vec<usize>>()
Aug 29 18:03:55.670 INFO kablam! 75 | |         .iter()
Aug 29 18:03:55.670 INFO kablam! 76 | |         .map(|k| divs.push(*k))
Aug 29 18:03:55.670 INFO kablam! 77 | |         .collect::<Vec<()>>();
Aug 29 18:03:55.670 INFO kablam!    | |______________________________^
Aug 29 18:03:55.670 INFO kablam!    |
Aug 29 18:03:55.670 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 29 18:03:55.670 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Aug 29 18:03:55.670 INFO kablam! 
Aug 29 18:03:55.782 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 31.33s
Aug 29 18:03:55.799 INFO kablam! su: No module specific data is present
Aug 29 18:03:56.352 INFO running `"docker" "rm" "-f" "c98a03667dca47d148debb3ac880cc5a6989f24ecadcf0f7ee52147437590e7d"`
Aug 29 18:03:56.519 INFO blam! c98a03667dca47d148debb3ac880cc5a6989f24ecadcf0f7ee52147437590e7d