Sep 06 08:58:58.555 INFO checking cascade-0.1.2 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 08:58:58.555 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 08:58:58.555 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-5/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 08:58:58.712 INFO blam! 717519b191053061667e5b0b1098eb51d50a694e9d853d1ca8508b0a2ab98713
Sep 06 08:58:58.716 INFO running `"docker" "start" "-a" "717519b191053061667e5b0b1098eb51d50a694e9d853d1ca8508b0a2ab98713"`
Sep 06 08:58:59.400 INFO kablam! usermod: no changes
Sep 06 08:58:59.430 INFO kablam!     Checking cascade v0.1.2 (file:///source)
Sep 06 08:58:59.941 INFO kablam! warning: unused variable: `method_chain_example`
Sep 06 08:58:59.941 INFO kablam!   --> examples/basic_cascades.rs:87:7
Sep 06 08:58:59.941 INFO kablam!    |
Sep 06 08:58:59.941 INFO kablam! 87 |   let method_chain_example = cascade! {
Sep 06 08:58:59.941 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^ help: consider using `_method_chain_example` instead
Sep 06 08:58:59.941 INFO kablam!    |
Sep 06 08:58:59.941 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 06 08:58:59.941 INFO kablam! 
Sep 06 08:58:59.968 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Sep 06 08:58:59.970 INFO kablam! su: No module specific data is present
Sep 06 08:59:00.891 INFO running `"docker" "rm" "-f" "717519b191053061667e5b0b1098eb51d50a694e9d853d1ca8508b0a2ab98713"`
Sep 06 08:59:00.949 INFO blam! 717519b191053061667e5b0b1098eb51d50a694e9d853d1ca8508b0a2ab98713