panic: unexpected receiver AST node: *ast.ParenExpr

[ldez]

# 5a71f378052
$ git clone git@github.com:kubernetes/kubernetes.git
...
$ cd kubernetes
$ go mod tidy
...

# c549a3470d14
$ unparam ./... 
panic: unexpected receiver AST node: *ast.ParenExpr

goroutine 1 [running]:
mvdan.cc/unparam/check.recvPrefix(0x6a2a40?)
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:919 +0x199
mvdan.cc/unparam/check.(*Checker).declCounts(0xc00010e640, {0xc000dc3380, 0x43}, {0xc001414dd0, 0x8})
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:886 +0x2a5
mvdan.cc/unparam/check.(*Checker).multipleImpls(0xc00010e640, 0xc000ebd980, 0xc04ee7c900)
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:932 +0xf6
mvdan.cc/unparam/check.(*Checker).checkFunc(0xc00010e640, 0xc04ee7c900, 0xc000ebd980)
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:493 +0x245
mvdan.cc/unparam/check.(*Checker).Check(0xc00010e640)
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:377 +0x78b
mvdan.cc/unparam/check.(*Checker).lines(0xc00010e640, {0xc000014050?, 0x4d2fca?, 0x7476b8339928?})
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:107 +0x154
mvdan.cc/unparam/check.UnusedParams(0x0, 0x0, 0x0, {0xc000014050, 0x1, 0x1})
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:44 +0xcf
main.main1()
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/main.go:38 +0x134
main.main()
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/main.go:24 +0x13

$ unparam ./pkg/volume/util/hostutil
panic: unexpected receiver AST node: *ast.ParenExpr

goroutine 1 [running]:
mvdan.cc/unparam/check.recvPrefix(0x6a2a40?)
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:919 +0x199
mvdan.cc/unparam/check.(*Checker).declCounts(0xc0000a6640, {0xc00051a1e0, 0x43}, {0xc0004e17b8, 0x8})
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:886 +0x2a5
mvdan.cc/unparam/check.(*Checker).multipleImpls(0xc0000a6640, 0xc00051c300, 0xc000861080)
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:932 +0xf6
mvdan.cc/unparam/check.(*Checker).checkFunc(0xc0000a6640, 0xc000861080, 0xc00051c300)
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:493 +0x245
mvdan.cc/unparam/check.(*Checker).Check(0xc0000a6640)
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:377 +0x78b
mvdan.cc/unparam/check.(*Checker).lines(0xc0000a6640, {0xc000014050?, 0x4d2fca?, 0x72ac8ba7d928?})
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:107 +0x154
mvdan.cc/unparam/check.UnusedParams(0x0, 0x0, 0x0, {0xc000014050, 0x1, 0x1})
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/check/check.go:44 +0xcf
main.main1()
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/main.go:38 +0x134
main.main()
        /home/ldez/sources/go/pkg/mod/mvdan.cc/unparam@v0.0.0-20240104100049-c549a3470d14/main.go:24 +0x13

To reproduce:

package foo

var DoWork func()

type FooType int

func (f *(FooType)) multImplsMethod2(f3 int) int64 {
	DoWork()
	return 3
}