Aug 17 22:34:45.811 INFO checking from_variants_impl-0.2.4 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 22:34:45.811 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 22:34:45.811 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 22:34:45.811 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-5/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 22:34:46.055 INFO blam! 55ed42f0800bda2e6981b417714395b5393a84aa41262de4556435f7439d6978
Aug 17 22:34:46.056 INFO running `"docker" "start" "-a" "55ed42f0800bda2e6981b417714395b5393a84aa41262de4556435f7439d6978"`
Aug 17 22:34:47.047 INFO kablam!    Compiling ident_case v1.0.0
Aug 17 22:34:47.047 INFO kablam!     Checking difference v1.0.0
Aug 17 22:34:47.047 INFO kablam!     Checking error-chain v0.10.0
Aug 17 22:34:47.055 INFO kablam!    Compiling syn v0.12.15
Aug 17 22:34:50.525 INFO kablam!     Checking pretty_assertions v0.1.2
Aug 17 22:35:24.319 INFO kablam!     Checking darling_core v0.3.2
Aug 17 22:36:12.646 INFO kablam!    Compiling darling_macro v0.3.2
Aug 17 22:36:17.080 INFO kablam!     Checking darling v0.3.2
Aug 17 22:36:19.344 INFO kablam!     Checking from_variants_impl v0.2.4 (file:///source)
Aug 17 22:36:25.534 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
Aug 17 22:36:25.540 INFO kablam! su: No module specific data is present
Aug 17 22:36:26.066 INFO running `"docker" "rm" "-f" "55ed42f0800bda2e6981b417714395b5393a84aa41262de4556435f7439d6978"`
Aug 17 22:36:26.228 INFO blam! 55ed42f0800bda2e6981b417714395b5393a84aa41262de4556435f7439d6978