Sep 14 16:23:42.405 INFO checking from_variants_impl-0.4.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 16:23:42.405 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 16:23:42.405 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 16:23:42.517 INFO blam! c2b2715ac63a99ea8f4a5cba4d987bdc386b1473e1c33a56cd8e4621aecc1702
Sep 14 16:23:42.518 INFO running `"docker" "start" "-a" "c2b2715ac63a99ea8f4a5cba4d987bdc386b1473e1c33a56cd8e4621aecc1702"`
Sep 14 16:23:43.453 INFO kablam! usermod: no changes
Sep 14 16:23:43.503 INFO kablam!     Checking ident_case v1.0.0
Sep 14 16:23:43.503 INFO kablam!     Checking difference v1.0.0
Sep 14 16:23:43.503 INFO kablam!     Checking error-chain v0.11.0
Sep 14 16:23:43.508 INFO kablam!    Compiling darling_core v0.5.0
Sep 14 16:23:43.951 INFO kablam!     Checking pretty_assertions v0.1.2
Sep 14 16:23:55.268 INFO kablam!    Compiling darling_macro v0.5.0
Sep 14 16:23:58.959 INFO kablam!     Checking darling v0.5.0
Sep 14 16:24:00.571 INFO kablam!     Checking from_variants_impl v0.4.0 (file:///source)
Sep 14 16:24:04.243 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 20.77s
Sep 14 16:24:04.247 INFO kablam! su: No module specific data is present
Sep 14 16:24:05.823 INFO running `"docker" "rm" "-f" "c2b2715ac63a99ea8f4a5cba4d987bdc386b1473e1c33a56cd8e4621aecc1702"`
Sep 14 16:24:06.103 INFO blam! c2b2715ac63a99ea8f4a5cba4d987bdc386b1473e1c33a56cd8e4621aecc1702