Aug 02 02:59:57.080 INFO checking optional_struct-0.1.3 against 1.27.2 for lazy_static-1
Aug 02 02:59:57.080 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:59:57.080 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:59:57.080 INFO running `"docker" "create" "-v" "/tmp/crater.lvLGTYHPNSFf:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 02:59:57.318 INFO blam! 631f98a3807f0483327dd280ad42cce1f55e461e6aedec3872cb4847f0d1d70d
Aug 02 02:59:57.320 INFO running `"docker" "start" "-a" "631f98a3807f0483327dd280ad42cce1f55e461e6aedec3872cb4847f0d1d70d"`
Aug 02 02:59:59.030 INFO kablam!    Compiling optional_struct v0.1.3 (file:///source)
Aug 02 03:00:04.272 INFO kablam! warning: struct is never used: `Config`
Aug 02 03:00:04.272 INFO kablam!  --> tests/empty.rs:5:1
Aug 02 03:00:04.272 INFO kablam!   |
Aug 02 03:00:04.272 INFO kablam! 5 | struct Config {
Aug 02 03:00:04.272 INFO kablam!   | ^^^^^^^^^^^^^
Aug 02 03:00:04.272 INFO kablam!   |
Aug 02 03:00:04.272 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 02 03:00:04.272 INFO kablam! 
Aug 02 03:00:04.272 INFO kablam! warning: method is never used: `apply_options`
Aug 02 03:00:04.273 INFO kablam!  --> tests/empty.rs:4:10
Aug 02 03:00:04.273 INFO kablam!   |
Aug 02 03:00:04.273 INFO kablam! 4 | #[derive(OptionalStruct)]
Aug 02 03:00:04.273 INFO kablam!   |          ^^^^^^^^^^^^^^
Aug 02 03:00:04.273 INFO kablam! 
Aug 02 03:00:04.293 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.33s
Aug 02 03:00:04.297 INFO kablam! su: No module specific data is present
Aug 02 03:00:04.916 INFO running `"docker" "rm" "-f" "631f98a3807f0483327dd280ad42cce1f55e461e6aedec3872cb4847f0d1d70d"`
Aug 02 03:00:05.040 INFO blam! 631f98a3807f0483327dd280ad42cce1f55e461e6aedec3872cb4847f0d1d70d