Sep 21 02:15:56.106 INFO checking structopt-derive-0.2.7 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 02:15:56.106 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 02:15:56.106 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-0/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 02:15:56.414 INFO blam! d0e07653a01f23216fddc27b605d4c2757e048c5666a13ad132dfcf8e73278e4
Sep 21 02:15:56.416 INFO running `"docker" "start" "-a" "d0e07653a01f23216fddc27b605d4c2757e048c5666a13ad132dfcf8e73278e4"`
Sep 21 02:15:57.224 INFO kablam! usermod: no changes
Sep 21 02:15:57.265 INFO kablam!     Checking proc-macro2 v0.3.8
Sep 21 02:15:58.559 INFO kablam!     Checking quote v0.5.2
Sep 21 02:15:59.461 INFO kablam!     Checking syn v0.13.11
Sep 21 02:16:02.714 INFO kablam!     Checking structopt-derive v0.2.7 (/source)
Sep 21 02:16:04.470 INFO kablam! warning: unused return value of `std::str::<impl str>::replace` which must be used
Sep 21 02:16:04.470 INFO kablam!    --> src/attrs.rs:231:38
Sep 21 02:16:04.470 INFO kablam!     |
Sep 21 02:16:04.470 INFO kablam! 231 |                 if arg == "author" { arg.replace(":", ", "); }
Sep 21 02:16:04.470 INFO kablam!     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:16:04.470 INFO kablam!     |
Sep 21 02:16:04.470 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 21 02:16:04.470 INFO kablam!     = note: this returns the replaced string as a new allocation, without modifying the original
Sep 21 02:16:04.470 INFO kablam! 
Sep 21 02:16:04.551 INFO kablam! warning: unused return value of `std::str::<impl str>::replace` which must be used
Sep 21 02:16:04.551 INFO kablam!    --> src/attrs.rs:231:38
Sep 21 02:16:04.551 INFO kablam!     |
Sep 21 02:16:04.551 INFO kablam! 231 |                 if arg == "author" { arg.replace(":", ", "); }
Sep 21 02:16:04.551 INFO kablam!     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:16:04.551 INFO kablam!     |
Sep 21 02:16:04.551 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 21 02:16:04.552 INFO kablam!     = note: this returns the replaced string as a new allocation, without modifying the original
Sep 21 02:16:04.552 INFO kablam! 
Sep 21 02:16:04.610 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.36s
Sep 21 02:16:04.622 INFO kablam! su: No module specific data is present
Sep 21 02:16:05.631 INFO running `"docker" "rm" "-f" "d0e07653a01f23216fddc27b605d4c2757e048c5666a13ad132dfcf8e73278e4"`
Sep 21 02:16:05.742 INFO blam! d0e07653a01f23216fddc27b605d4c2757e048c5666a13ad132dfcf8e73278e4