Sep 10 07:21:26.920 INFO checking twiggy-traits-0.2.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 07:21:26.920 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 07:21:26.921 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-1/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 07:21:27.114 INFO blam! 4d0e8316ceab2509be4a4f5748474556ded808c4d1b19f5c5e8394468ae0ffa3
Sep 10 07:21:27.116 INFO running `"docker" "start" "-a" "4d0e8316ceab2509be4a4f5748474556ded808c4d1b19f5c5e8394468ae0ffa3"`
Sep 10 07:21:27.837 INFO kablam! usermod: no changes
Sep 10 07:21:27.998 INFO kablam!     Checking frozen v1.0.0
Sep 10 07:21:27.998 INFO kablam!    Compiling cpp_demangle v0.2.12
Sep 10 07:21:28.010 INFO kablam!     Checking petgraph v0.4.13
Sep 10 07:21:28.010 INFO kablam!     Checking parity-wasm v0.28.0
Sep 10 07:21:40.518 INFO kablam!     Checking twiggy-ir v0.2.0
Sep 10 07:21:41.035 INFO kablam!     Checking twiggy-traits v0.2.0 (file:///source)
Sep 10 07:21:41.802 INFO kablam! warning: unused variable: `items`
Sep 10 07:21:41.802 INFO kablam!    --> traits.rs:177:9
Sep 10 07:21:41.802 INFO kablam!     |
Sep 10 07:21:41.802 INFO kablam! 177 |         items: &ir::Items,
Sep 10 07:21:41.802 INFO kablam!     |         ^^^^^ help: consider using `_items` instead
Sep 10 07:21:41.802 INFO kablam!     |
Sep 10 07:21:41.802 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 10 07:21:41.802 INFO kablam! 
Sep 10 07:21:41.802 INFO kablam! warning: unused variable: `destination`
Sep 10 07:21:41.802 INFO kablam!    --> traits.rs:178:9
Sep 10 07:21:41.802 INFO kablam!     |
Sep 10 07:21:41.802 INFO kablam! 178 |         destination: &mut io::Write,
Sep 10 07:21:41.802 INFO kablam!     |         ^^^^^^^^^^^ help: consider using `_destination` instead
Sep 10 07:21:41.802 INFO kablam! 
Sep 10 07:21:41.873 INFO kablam! warning: unused variable: `items`
Sep 10 07:21:41.873 INFO kablam!    --> traits.rs:177:9
Sep 10 07:21:41.873 INFO kablam!     |
Sep 10 07:21:41.873 INFO kablam! 177 |         items: &ir::Items,
Sep 10 07:21:41.873 INFO kablam!     |         ^^^^^ help: consider using `_items` instead
Sep 10 07:21:41.874 INFO kablam!     |
Sep 10 07:21:41.874 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 10 07:21:41.874 INFO kablam! 
Sep 10 07:21:41.874 INFO kablam! warning: unused variable: `destination`
Sep 10 07:21:41.874 INFO kablam!    --> traits.rs:178:9
Sep 10 07:21:41.874 INFO kablam!     |
Sep 10 07:21:41.874 INFO kablam! 178 |         destination: &mut io::Write,
Sep 10 07:21:41.874 INFO kablam!     |         ^^^^^^^^^^^ help: consider using `_destination` instead
Sep 10 07:21:41.875 INFO kablam! 
Sep 10 07:21:41.929 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.06s
Sep 10 07:21:41.939 INFO kablam! su: No module specific data is present
Sep 10 07:21:42.778 INFO running `"docker" "rm" "-f" "4d0e8316ceab2509be4a4f5748474556ded808c4d1b19f5c5e8394468ae0ffa3"`
Sep 10 07:21:42.906 INFO blam! 4d0e8316ceab2509be4a4f5748474556ded808c4d1b19f5c5e8394468ae0ffa3