bin.name = "cargo-add" args = ["add", "my-package1", "my-package2@0.4.1", "--optional"] status = "success" stdout = "" stderr = """ Adding my-package1 v99999.0.0 to optional dependencies. Adding my-package2 v0.4.1 to optional dependencies. """ fs.sandbox = true [env.add] CARGO_IS_TEST="1"