Aug 31 19:33:28.020 INFO checking optional_struct-0.2.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 19:33:28.020 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 19:33:28.020 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 19:33:28.206 INFO blam! 266808bdb7e2f5d79820eb11b2664e13c7fb40497da7063d30d883d504b43f32
Aug 31 19:33:28.208 INFO running `"docker" "start" "-a" "266808bdb7e2f5d79820eb11b2664e13c7fb40497da7063d30d883d504b43f32"`
Aug 31 19:33:28.923 INFO kablam!    Compiling optional_struct v0.2.0 (file:///source)
Aug 31 19:33:35.338 INFO kablam! warning: struct is never constructed: `Config`
Aug 31 19:33:35.338 INFO kablam!  --> tests/empty.rs:5:1
Aug 31 19:33:35.338 INFO kablam!   |
Aug 31 19:33:35.338 INFO kablam! 5 | struct Config {
Aug 31 19:33:35.338 INFO kablam!   | ^^^^^^^^^^^^^
Aug 31 19:33:35.338 INFO kablam!   |
Aug 31 19:33:35.338 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 31 19:33:35.338 INFO kablam! 
Aug 31 19:33:35.480 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.60s
Aug 31 19:33:35.486 INFO kablam! su: No module specific data is present
Aug 31 19:33:35.899 INFO running `"docker" "rm" "-f" "266808bdb7e2f5d79820eb11b2664e13c7fb40497da7063d30d883d504b43f32"`
Aug 31 19:33:36.012 INFO blam! 266808bdb7e2f5d79820eb11b2664e13c7fb40497da7063d30d883d504b43f32