[ { "name": "libc", "version": "0.2.139" }, { "name": "proc-macro2", "version": "1.0.51" }, { "name": "quote", "version": "1.0.23" }, { "name": "simple_deps", "version": "0.1.0" }, { "name": "syn", "version": "1.0.107" }, { "name": "unicode-ident", "version": "1.0.6" } ]