Sep 01 17:50:12.383 INFO checking handlebars-iron-0.24.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 17:50:12.383 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 17:50:12.383 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 17:50:12.565 INFO blam! 944282adc859db0343f2df4af35d282dab7c712557691f31d46a7206b562b0c7
Sep 01 17:50:12.567 INFO running `"docker" "start" "-a" "944282adc859db0343f2df4af35d282dab7c712557691f31d46a7206b562b0c7"`
Sep 01 17:50:13.684 INFO kablam!     Checking handlebars-iron v0.24.1 (file:///source)
Sep 01 17:50:27.179 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:50:27.179 INFO kablam!   --> examples/compress.rs:98:56
Sep 01 17:50:27.179 INFO kablam!    |
Sep 01 17:50:27.180 INFO kablam! 98 |         let compressed_bytes = resp.body.as_mut().map(|mut b| {
Sep 01 17:50:27.180 INFO kablam!    |                                                        ----^
Sep 01 17:50:27.180 INFO kablam!    |                                                        |
Sep 01 17:50:27.180 INFO kablam!    |                                                        help: remove this `mut`
Sep 01 17:50:27.180 INFO kablam!    |
Sep 01 17:50:27.180 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 17:50:27.180 INFO kablam! 
Sep 01 17:50:27.685 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.18s
Sep 01 17:50:27.715 INFO kablam! su: No module specific data is present
Sep 01 17:50:28.294 INFO running `"docker" "rm" "-f" "944282adc859db0343f2df4af35d282dab7c712557691f31d46a7206b562b0c7"`
Sep 01 17:50:28.460 INFO blam! 944282adc859db0343f2df4af35d282dab7c712557691f31d46a7206b562b0c7