return argNum, i + wid, ok
}

func (p *pp) badArgNum(verb rune) {
	p.buf.writeString(percentBangString)
	p.buf.writeRune(verb)
	p.buf.writeString(badIndexString)
}

func (p *pp) missingArg(verb rune) {
	p.buf.writeString(percentBangString)
	p.buf.writeRune(verb)
	p.buf.writeString(missingString)
}

func (p *pp) doPrintf(format string, a []any) {
	end := len(format)

stderr '^go: golang\.org/issue46659 imports\n\texample\.com/missingpkg/deprecated: package example\.com/missingpkg/deprecated provided by example\.com/missingpkg at latest version v1\.0\.0 but not at required version v1\.0\.1-beta$'

go mod tidy -e

cmp go.mod go.mod.orig

-- go.mod --
module golang.org/issue46659

go 1.17

replace example.com/missingpkg v1.0.1-alpha => example.com/missingpkg v1.0.0

require example.com/usemissingpre v1.0.0

This module requires example.com/missingpkg at a prerelease version, which
is newer than @latest.

-- .mod --
module example.com/usemissingpre

require example.com/missingpkg v1.0.1-beta
-- .info --
{"Version":"v1.0.0"}
-- use.go --
package use

env GO111MODULE=on

! go list -mod=mod -deps use.go
stderr '^use.go:4:2: package example.com/missingpkg/deprecated provided by example.com/missingpkg at latest version v1.0.0 but not at required version v1.0.1-beta$'

-- go.mod --
module m

go 1.14

-- use.go --
package use

import (
	_ "example.com/missingpkg/deprecated"
	_ "example.com/usemissingpre"

stale mycmd

-- mypkg/x.go --
package mypkg

-- mypkg/y.go --
package mypkg

-- mypkg/z.go --
// +build missingtag

package mypkg

-- mycmd/x.go --
package main
func main() {}

-- mycmd/y.go --
package main

-- mycmd/z.go --
// +build missingtag

The deprecated package is deleted in this version.

-- .mod --
module example.com/missingpkg
-- .info --
{"Version":"v1.0.1-beta"}
-- lib.go --

The deprecated package is present in this version (which is @latest) but
is deleted in a newer prerelease version.

-- .mod --
module example.com/missingpkg
-- .info --
{"Version":"v1.0.0"}
-- lib.go --
package lib
-- deprecated/deprecated.go --

		haveErrors := false
		allMissingErrors := true
		for _, pkg := range pkgs {
			if pkg.Error == nil {
				continue
			}
			haveErrors = true
			if missingErr := (*modload.ImportMissingError)(nil); !errors.As(pkg.Error, &missingErr) {
				allMissingErrors = false
				break
			}
		}
		if haveErrors && allMissingErrors {
			latestArgs := make([]string, len(args))
			for i := range args {