Sep 04 20:14:26.744 INFO checking from_variants_impl-0.4.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 20:14:26.745 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 20:14:26.745 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 20:14:26.894 INFO blam! 1a9f4a7baf29f985a0550a4b9ac9acdec427c13d4d8adb831b1a874de7436108
Sep 04 20:14:26.896 INFO running `"docker" "start" "-a" "1a9f4a7baf29f985a0550a4b9ac9acdec427c13d4d8adb831b1a874de7436108"`
Sep 04 20:14:27.937 INFO kablam!     Checking ident_case v1.0.0
Sep 04 20:14:27.937 INFO kablam!     Checking difference v1.0.0
Sep 04 20:14:27.952 INFO kablam!     Checking error-chain v0.11.0
Sep 04 20:14:27.957 INFO kablam!     Checking syn v0.13.11
Sep 04 20:14:27.957 INFO kablam!    Compiling darling_core v0.5.0
Sep 04 20:14:30.105 INFO kablam!     Checking pretty_assertions v0.1.2
Sep 04 20:14:44.889 INFO kablam!    Compiling darling_macro v0.5.0
Sep 04 20:14:55.947 INFO kablam!     Checking darling v0.5.0
Sep 04 20:14:58.082 INFO kablam!     Checking from_variants_impl v0.4.0 (file:///source)
Sep 04 20:15:03.346 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 35.50s
Sep 04 20:15:03.349 INFO kablam! su: No module specific data is present
Sep 04 20:15:04.010 INFO running `"docker" "rm" "-f" "1a9f4a7baf29f985a0550a4b9ac9acdec427c13d4d8adb831b1a874de7436108"`
Sep 04 20:15:04.109 INFO blam! 1a9f4a7baf29f985a0550a4b9ac9acdec427c13d4d8adb831b1a874de7436108