Sep 20 01:36:09.119 INFO checking from_variants_impl-0.2.4 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 20 01:36:09.119 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 20 01:36:09.119 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 01:36:09.305 INFO blam! d1e9c101059362f7f30fb103bfcb92616337751e877e96bcffecc0c96ff23cf2
Sep 20 01:36:09.305 INFO running `"docker" "start" "-a" "d1e9c101059362f7f30fb103bfcb92616337751e877e96bcffecc0c96ff23cf2"`
Sep 20 01:36:11.000 INFO kablam! usermod: no changes
Sep 20 01:36:11.138 INFO kablam!     Checking ident_case v1.0.0
Sep 20 01:36:11.139 INFO kablam!     Checking error-chain v0.10.0
Sep 20 01:36:11.143 INFO kablam!     Checking pretty_assertions v0.1.2
Sep 20 01:36:11.143 INFO kablam!    Compiling darling_core v0.3.2
Sep 20 01:36:24.081 INFO kablam!    Compiling darling_macro v0.3.2
Sep 20 01:36:27.430 INFO kablam!     Checking darling v0.3.2
Sep 20 01:36:29.076 INFO kablam!     Checking from_variants_impl v0.2.4 (/source)
Sep 20 01:36:32.581 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 21.55s
Sep 20 01:36:32.585 INFO kablam! su: No module specific data is present
Sep 20 01:36:34.475 INFO running `"docker" "rm" "-f" "d1e9c101059362f7f30fb103bfcb92616337751e877e96bcffecc0c96ff23cf2"`
Sep 20 01:36:34.787 INFO blam! d1e9c101059362f7f30fb103bfcb92616337751e877e96bcffecc0c96ff23cf2