go get example.com/a@v1.0.2 go@1.28rc1
go list -f '{{.Module.GoVersion}}'
stdout 1.28rc1
go get go@1.24.2
stderr '^go: downgraded go 1.28rc1 => 1.24.2$'
stderr '^go: downgraded example.com/a v1.0.2 => v1.0.1$'
stderr '^go: downgraded example.com/b v1.0.2 => v1.0.1$'
go list -f '{{.Module.GoVersion}}'
stdout 1.24.2

-- go.mod --
module m
go 1.21

require (
	example.com/a v1.0.0

example.com/latemigrate/v2 v2.0.1
written by hand

This repository migrated to modules in v2.0.1 after v2.0.0 was already tagged.
All versions require rsc.io/quote so we can test downgrades.

v2.0.1 belongs to example.com/latemigrate/v2.

-- .mod --
module example.com/latemigrate/v2

require rsc.io/quote v1.3.0
-- .info --
{"Version":"v2.0.1"}
-- go.mod --
module example.com/latemigrate/v2

require rsc.io/quote v1.3.0

    /**
     * The required version of a module (which may be an exact version or a version range).
     *
     * The required version of a module can typically be upgraded during dependency resolution, but not downgraded.
     *
     * @return the required version, or empty string if no required version specified. Never null.
     */
    String getRequiredVersion();

    /**

				)
			}
		})
	}
}

func TestFormatErrMsg(t *testing.T) {
	errMsg1 := "specified version to upgrade to v1.9.0-alpha.3 is equal to or lower than the cluster version v1.10.0-alpha.0.69+638add6ddfb6d2. Downgrades are not supported yet"
	errMsg2 := "specified version to upgrade to v1.9.0-alpha.3 is higher than the kubeadm version v1.9.0-alpha.1.3121+84178212527295-dirty. Upgrade kubeadm first using the tool you used to install kubeadm"

NOTE: Dependency constraints are only published when using <<publishing_gradle_module_metadata.adoc#sec:understanding-gradle-module-md,Gradle Module Metadata>>.

	// Current version being written.
	xlVersionCurrent [4]byte
)

const (
	// Breaking changes.
	// Newer versions cannot be read by older software.
	// This will prevent downgrades to incompatible versions.
	xlVersionMajor = 1

	// Non breaking changes.
	// Bumping this is informational, but should be done
	// if any change is made to the data stored, bumping this