Aug 30 01:49:42.426 INFO checking structopt-derive-0.2.7 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 01:49:42.426 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 01:49:42.426 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-3/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 01:49:42.602 INFO blam! 79d51c0a10afb4a5b7e4e937c6d4a37e4982f20189bb7effb3796c894cb40dcf
Aug 30 01:49:42.604 INFO running `"docker" "start" "-a" "79d51c0a10afb4a5b7e4e937c6d4a37e4982f20189bb7effb3796c894cb40dcf"`
Aug 30 01:49:43.230 INFO kablam!     Checking syn v0.13.11
Aug 30 01:49:47.955 INFO kablam!     Checking structopt-derive v0.2.7 (file:///source)
Aug 30 01:49:50.659 INFO kablam! warning: unused return value of `std::str::<impl str>::replace` which must be used
Aug 30 01:49:50.659 INFO kablam!    --> src/attrs.rs:231:38
Aug 30 01:49:50.659 INFO kablam!     |
Aug 30 01:49:50.659 INFO kablam! 231 |                 if arg == "author" { arg.replace(":", ", "); }
Aug 30 01:49:50.659 INFO kablam!     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 01:49:50.659 INFO kablam!     |
Aug 30 01:49:50.659 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 30 01:49:50.659 INFO kablam!     = note: this returns the replaced string as a new allocation, without modifying the original
Aug 30 01:49:50.659 INFO kablam! 
Aug 30 01:49:50.835 INFO kablam! warning: unused return value of `std::str::<impl str>::replace` which must be used
Aug 30 01:49:50.835 INFO kablam!    --> src/attrs.rs:231:38
Aug 30 01:49:50.835 INFO kablam!     |
Aug 30 01:49:50.835 INFO kablam! 231 |                 if arg == "author" { arg.replace(":", ", "); }
Aug 30 01:49:50.836 INFO kablam!     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 01:49:50.836 INFO kablam!     |
Aug 30 01:49:50.836 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 30 01:49:50.836 INFO kablam!     = note: this returns the replaced string as a new allocation, without modifying the original
Aug 30 01:49:50.836 INFO kablam! 
Aug 30 01:49:50.860 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.66s
Aug 30 01:49:50.862 INFO kablam! su: No module specific data is present
Aug 30 01:49:51.377 INFO running `"docker" "rm" "-f" "79d51c0a10afb4a5b7e4e937c6d4a37e4982f20189bb7effb3796c894cb40dcf"`
Aug 30 01:49:51.456 INFO blam! 79d51c0a10afb4a5b7e4e937c6d4a37e4982f20189bb7effb3796c894cb40dcf