Add a sleep to a rebuilding test to fix nightlies
Add a sleep to a rebuilding test to fix nightlies

Just the standard issue with fs timestamps, OSX, etc.

rustyhorde/cargo,rustyhorde/cargo,tsurai/cargo,durka/cargo,tsurai/cargo,brson/cargo,brson/cargo,nipunn1313/cargo,eminence/cargo,vojtechkral/cargo,rust-lang/cargo,rustyhorde/cargo,rust-lang/cargo,achanda/cargo,tshepang/cargo,vojtechkral/cargo,sbeckeriv/cargo,eminence/cargo,sbeckeriv/cargo,tsurai/cargo,AndiDog/cargo,tshepang/cargo,tshepang/cargo,achanda/cargo,tshepang/cargo,durka/cargo,durka/cargo,vojtechkral/cargo,AndiDog/cargo,achanda/cargo,rustyhorde/cargo,brson/cargo,brson/cargo,durka/cargo,achanda/cargo,AndiDog/cargo,nipunn1313/cargo,brson/cargo,sbeckeriv/cargo,rust-lang/cargo,sbeckeriv/cargo,nipunn1313/cargo,eminence/cargo,rust-lang/cargo,vojtechkral/cargo,eminence/cargo,nipunn1313/cargo,tsurai/cargo,tsurai/cargo,AndiDog/cargo,AndiDog/cargo