Sep 01 03:59:18.715 INFO checking from_variants_impl-0.2.4 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 03:59:18.716 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 03:59:18.716 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/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 03:59:18.953 INFO blam! 160a656cb8e5af5c3b87e3a0bc170bcc46ce486af3852389559c154bb27e5822
Sep 01 03:59:18.956 INFO running `"docker" "start" "-a" "160a656cb8e5af5c3b87e3a0bc170bcc46ce486af3852389559c154bb27e5822"`
Sep 01 03:59:19.895 INFO kablam!     Checking ident_case v1.0.0
Sep 01 03:59:19.895 INFO kablam!     Checking difference v1.0.0
Sep 01 03:59:19.895 INFO kablam!     Checking error-chain v0.10.0
Sep 01 03:59:19.923 INFO kablam!    Compiling syn v0.12.15
Sep 01 03:59:21.923 INFO kablam!     Checking pretty_assertions v0.1.2
Sep 01 03:59:40.714 INFO kablam!     Checking darling_core v0.3.2
Sep 01 04:00:05.045 INFO kablam!    Compiling darling_macro v0.3.2
Sep 01 04:00:09.081 INFO kablam!     Checking darling v0.3.2
Sep 01 04:00:12.293 INFO kablam!     Checking from_variants_impl v0.2.4 (file:///source)
Sep 01 04:00:16.087 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 56.26s
Sep 01 04:00:16.090 INFO kablam! su: No module specific data is present
Sep 01 04:00:16.532 INFO running `"docker" "rm" "-f" "160a656cb8e5af5c3b87e3a0bc170bcc46ce486af3852389559c154bb27e5822"`
Sep 01 04:00:16.656 INFO blam! 160a656cb8e5af5c3b87e3a0bc170bcc46ce486af3852389559c154bb27e5822