Sep 18 00:30:40.239 INFO checking from_variants-0.4.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 18 00:30:40.239 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 18 00:30:40.239 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-4/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 00:30:40.475 INFO blam! 55932d9fb2ff70783e7bdbd35a1d99360e3ec8bbfdd8ba7d17ea5d09c4b201b7
Sep 18 00:30:40.477 INFO running `"docker" "start" "-a" "55932d9fb2ff70783e7bdbd35a1d99360e3ec8bbfdd8ba7d17ea5d09c4b201b7"`
Sep 18 00:30:41.395 INFO kablam! usermod: no changes
Sep 18 00:30:41.476 INFO kablam!    Compiling ident_case v1.0.0
Sep 18 00:30:41.476 INFO kablam!    Compiling error-chain v0.11.0
Sep 18 00:30:41.476 INFO kablam!    Compiling syn v0.13.11
Sep 18 00:31:00.990 INFO kablam!    Compiling darling_core v0.5.0
Sep 18 00:31:06.683 INFO kablam!    Compiling darling_macro v0.5.0
Sep 18 00:31:09.022 INFO kablam!    Compiling darling v0.5.0
Sep 18 00:31:10.262 INFO kablam!    Compiling from_variants_impl v0.4.0
Sep 18 00:31:14.199 INFO kablam!     Checking from_variants v0.4.0 (/source)
Sep 18 00:31:15.254 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 33.81s
Sep 18 00:31:15.255 INFO kablam! su: No module specific data is present
Sep 18 00:31:16.099 INFO running `"docker" "rm" "-f" "55932d9fb2ff70783e7bdbd35a1d99360e3ec8bbfdd8ba7d17ea5d09c4b201b7"`
Sep 18 00:31:16.252 INFO blam! 55932d9fb2ff70783e7bdbd35a1d99360e3ec8bbfdd8ba7d17ea5d09c4b201b7