Sep 21 02:15:55.702 INFO checking structopt-derive-0.2.7 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 02:15:55.702 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 02:15:55.702 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-5/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 02:15:55.959 INFO blam! e6618017ed7cd75a11509881946da5824a0b55cfab9173f580e930e8f389963f
Sep 21 02:15:55.961 INFO running `"docker" "start" "-a" "e6618017ed7cd75a11509881946da5824a0b55cfab9173f580e930e8f389963f"`
Sep 21 02:15:56.895 INFO kablam! usermod: no changes
Sep 21 02:15:56.955 INFO kablam!     Checking syn v0.13.11
Sep 21 02:16:00.359 INFO kablam!     Checking structopt-derive v0.2.7 (/source)
Sep 21 02:16:01.754 INFO kablam! warning: unused return value of `std::str::<impl str>::replace` which must be used
Sep 21 02:16:01.754 INFO kablam!    --> src/attrs.rs:231:38
Sep 21 02:16:01.754 INFO kablam!     |
Sep 21 02:16:01.754 INFO kablam! 231 |                 if arg == "author" { arg.replace(":", ", "); }
Sep 21 02:16:01.754 INFO kablam!     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:16:01.754 INFO kablam!     |
Sep 21 02:16:01.754 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 21 02:16:01.754 INFO kablam!     = note: this returns the replaced string as a new allocation, without modifying the original
Sep 21 02:16:01.754 INFO kablam! 
Sep 21 02:16:01.814 INFO kablam! warning: unused return value of `std::str::<impl str>::replace` which must be used
Sep 21 02:16:01.814 INFO kablam!    --> src/attrs.rs:231:38
Sep 21 02:16:01.814 INFO kablam!     |
Sep 21 02:16:01.814 INFO kablam! 231 |                 if arg == "author" { arg.replace(":", ", "); }
Sep 21 02:16:01.814 INFO kablam!     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 02:16:01.814 INFO kablam!     |
Sep 21 02:16:01.814 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 21 02:16:01.814 INFO kablam!     = note: this returns the replaced string as a new allocation, without modifying the original
Sep 21 02:16:01.814 INFO kablam! 
Sep 21 02:16:01.874 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.95s
Sep 21 02:16:01.877 INFO kablam! su: No module specific data is present
Sep 21 02:16:02.520 INFO running `"docker" "rm" "-f" "e6618017ed7cd75a11509881946da5824a0b55cfab9173f580e930e8f389963f"`
Sep 21 02:16:02.618 INFO blam! e6618017ed7cd75a11509881946da5824a0b55cfab9173f580e930e8f389963f