Sep 14 08:10:30.604 INFO checking structopt-derive-0.2.7 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 08:10:30.604 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 08:10:30.604 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-2/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 08:10:30.905 INFO blam! 833174fc408fcd7296a1d03bf774136e78c6ce97d453f92b5a48e60d01a74950
Sep 14 08:10:30.907 INFO running `"docker" "start" "-a" "833174fc408fcd7296a1d03bf774136e78c6ce97d453f92b5a48e60d01a74950"`
Sep 14 08:10:31.802 INFO kablam! usermod: no changes
Sep 14 08:10:31.866 INFO kablam!     Checking proc-macro2 v0.3.8
Sep 14 08:10:33.075 INFO kablam!     Checking quote v0.5.2
Sep 14 08:10:33.966 INFO kablam!     Checking syn v0.13.11
Sep 14 08:10:37.743 INFO kablam!     Checking structopt-derive v0.2.7 (file:///source)
Sep 14 08:10:39.515 INFO kablam! warning: unused return value of `std::str::<impl str>::replace` which must be used
Sep 14 08:10:39.515 INFO kablam!    --> src/attrs.rs:231:38
Sep 14 08:10:39.515 INFO kablam!     |
Sep 14 08:10:39.515 INFO kablam! 231 |                 if arg == "author" { arg.replace(":", ", "); }
Sep 14 08:10:39.515 INFO kablam!     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:10:39.515 INFO kablam!     |
Sep 14 08:10:39.515 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 14 08:10:39.515 INFO kablam!     = note: this returns the replaced string as a new allocation, without modifying the original
Sep 14 08:10:39.515 INFO kablam! 
Sep 14 08:10:39.663 INFO kablam! warning: unused return value of `std::str::<impl str>::replace` which must be used
Sep 14 08:10:39.663 INFO kablam!    --> src/attrs.rs:231:38
Sep 14 08:10:39.663 INFO kablam!     |
Sep 14 08:10:39.663 INFO kablam! 231 |                 if arg == "author" { arg.replace(":", ", "); }
Sep 14 08:10:39.663 INFO kablam!     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:10:39.663 INFO kablam!     |
Sep 14 08:10:39.663 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 14 08:10:39.663 INFO kablam!     = note: this returns the replaced string as a new allocation, without modifying the original
Sep 14 08:10:39.663 INFO kablam! 
Sep 14 08:10:39.722 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.88s
Sep 14 08:10:39.722 INFO kablam! su: No module specific data is present
Sep 14 08:10:40.307 INFO running `"docker" "rm" "-f" "833174fc408fcd7296a1d03bf774136e78c6ce97d453f92b5a48e60d01a74950"`
Sep 14 08:10:40.377 INFO blam! 833174fc408fcd7296a1d03bf774136e78c6ce97d453f92b5a48e60d01a74950