Sep 01 03:59:18.078 INFO checking from_variants_impl-0.4.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 03:59:18.079 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 03:59:18.079 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 03:59:18.224 INFO blam! 36a38bd792c15db609fce896fa7f4f70836b5b6beac69bc979e4dc7fcf37f746
Sep 01 03:59:18.226 INFO running `"docker" "start" "-a" "36a38bd792c15db609fce896fa7f4f70836b5b6beac69bc979e4dc7fcf37f746"`
Sep 01 03:59:19.191 INFO kablam!     Checking ident_case v1.0.0
Sep 01 03:59:19.192 INFO kablam!     Checking difference v1.0.0
Sep 01 03:59:19.192 INFO kablam!     Checking error-chain v0.11.0
Sep 01 03:59:19.194 INFO kablam!     Checking syn v0.13.11
Sep 01 03:59:19.194 INFO kablam!    Compiling darling_core v0.5.0
Sep 01 03:59:20.898 INFO kablam!     Checking pretty_assertions v0.1.2
Sep 01 03:59:38.790 INFO kablam!    Compiling darling_macro v0.5.0
Sep 01 03:59:50.739 INFO kablam!     Checking darling v0.5.0
Sep 01 03:59:54.083 INFO kablam!     Checking from_variants_impl v0.4.0 (file:///source)
Sep 01 03:59:58.030 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 38.89s
Sep 01 03:59:58.034 INFO kablam! su: No module specific data is present
Sep 01 03:59:58.416 INFO running `"docker" "rm" "-f" "36a38bd792c15db609fce896fa7f4f70836b5b6beac69bc979e4dc7fcf37f746"`
Sep 01 03:59:58.539 INFO blam! 36a38bd792c15db609fce896fa7f4f70836b5b6beac69bc979e4dc7fcf37f746