getopts = "0.2"
derive-new = "0.5"
cargo_metadata = "0.6"
-rustc-ap-rustc_target = "201.0.0"
-rustc-ap-syntax = "201.0.0"
-rustc-ap-syntax_pos = "201.0.0"
+rustc-ap-rustc_target = "206.0.0"
+rustc-ap-syntax = "206.0.0"
+rustc-ap-syntax_pos = "206.0.0"
failure = "0.1.1"
[dev-dependencies]