Sep 20 03:54:29.049 INFO checking cascade-0.1.2 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 20 03:54:29.049 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 20 03:54:29.049 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-3/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 03:54:29.336 INFO blam! b65e98fa5f52a8453b1e2d9897bfd788864d88eee93bfd1172c144733f225dbb
Sep 20 03:54:29.337 INFO running `"docker" "start" "-a" "b65e98fa5f52a8453b1e2d9897bfd788864d88eee93bfd1172c144733f225dbb"`
Sep 20 03:54:29.930 INFO kablam! usermod: no changes
Sep 20 03:54:29.957 INFO kablam!     Checking cascade v0.1.2 (/source)
Sep 20 03:54:30.580 INFO kablam! warning: unused variable: `method_chain_example`
Sep 20 03:54:30.580 INFO kablam!   --> examples/basic_cascades.rs:87:7
Sep 20 03:54:30.580 INFO kablam!    |
Sep 20 03:54:30.580 INFO kablam! 87 |   let method_chain_example = cascade! {
Sep 20 03:54:30.580 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^ help: consider using `_method_chain_example` instead
Sep 20 03:54:30.580 INFO kablam!    |
Sep 20 03:54:30.580 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 20 03:54:30.580 INFO kablam! 
Sep 20 03:54:30.605 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Sep 20 03:54:30.608 INFO kablam! su: No module specific data is present
Sep 20 03:54:31.173 INFO running `"docker" "rm" "-f" "b65e98fa5f52a8453b1e2d9897bfd788864d88eee93bfd1172c144733f225dbb"`
Sep 20 03:54:31.299 INFO blam! b65e98fa5f52a8453b1e2d9897bfd788864d88eee93bfd1172c144733f225dbb