message: Added full toolchain name to create_command
diff: @@ -145,11 +145,7 @@ fn create_command(manifest_path: &str, config: &Config, ty: &RunType) -> Command
  test_cmd.args(&["+nightly", "test"]);
  } else {
  if let Ok(toolchain) = env::var("RUSTUP_TOOLCHAIN") {
  - if toolchain.starts_with("nightly") {
  - test_cmd.arg("+nightly");
  - } else if toolchain.starts_with("beta") {
  - test_cmd.arg("+beta");
  - }
  + test_cmd.arg(format!("+{}", toolchain));
  }
  if *ty != RunType::Examples {
  test_cmd.args(&["test", "--no-run"]);
  