message: fix vcs init for Fossil project
diff: @@ -524,7 +524,7 @@ fn init_vcs(path: &Path, vcs: VersionControl, config: &Config) -> CargoResult<()
  }
  }
  VersionControl::Fossil => {
  - if path.join(".fossil").exists() {
  + if !path.join(".fossil").exists() {
  FossilRepo::init(path, config.cwd())?;
  }
  }
  