Sep 20 03:21:31.785 INFO checking from_variants_impl-0.2.4 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 03:21:31.785 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 03:21:31.785 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-0/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 03:21:31.964 INFO blam! b4c5aa4ec09cbf70b0b56c989232deec7029937d23c4014bea3a457b85b9ba54
Sep 20 03:21:31.966 INFO running `"docker" "start" "-a" "b4c5aa4ec09cbf70b0b56c989232deec7029937d23c4014bea3a457b85b9ba54"`
Sep 20 03:21:32.774 INFO kablam! usermod: no changes
Sep 20 03:21:32.825 INFO kablam!    Compiling ident_case v1.0.0
Sep 20 03:21:32.830 INFO kablam!     Checking difference v1.0.0
Sep 20 03:21:32.830 INFO kablam!     Checking error-chain v0.10.0
Sep 20 03:21:33.370 INFO kablam!    Compiling darling_core v0.3.2
Sep 20 03:21:33.706 INFO kablam!     Checking pretty_assertions v0.1.2
Sep 20 03:21:45.921 INFO kablam!    Compiling darling_macro v0.3.2
Sep 20 03:21:49.117 INFO kablam!     Checking darling v0.3.2
Sep 20 03:21:50.510 INFO kablam!     Checking from_variants_impl v0.2.4 (/source)
Sep 20 03:21:54.436 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 21.64s
Sep 20 03:21:54.440 INFO kablam! su: No module specific data is present
Sep 20 03:21:56.147 INFO running `"docker" "rm" "-f" "b4c5aa4ec09cbf70b0b56c989232deec7029937d23c4014bea3a457b85b9ba54"`
Sep 20 03:21:56.258 INFO blam! b4c5aa4ec09cbf70b0b56c989232deec7029937d23c4014bea3a457b85b9ba54