build: use -trimpath flag when building executables (#21374)

* Disable symbol table and DWARF generation by default.
Trimpath if compiling with Go >= 1.13

* Set Go to minimum version 1.13. Revert debug symbol changes.

build/ci.go

@@ -215,9 +215,9 @@ func doInstall(cmdline []string) {
 		var minor int
 		fmt.Sscanf(strings.TrimPrefix(runtime.Version(), "go1."), "%d", &minor)
 
-		if minor < 11 {
+		if minor < 13 {
 			log.Println("You have Go version", runtime.Version())
-			log.Println("go-ethereum requires at least Go version 1.11 and cannot")
+			log.Println("go-ethereum requires at least Go version 1.13 and cannot")
 			log.Println("be compiled with an earlier version. Please upgrade your Go installation.")
 			os.Exit(1)
 		}
@@ -233,6 +233,7 @@ func doInstall(cmdline []string) {
 		if runtime.GOARCH == "arm64" {
 			goinstall.Args = append(goinstall.Args, "-p", "1")
 		}
+		goinstall.Args = append(goinstall.Args, "-trimpath")
 		goinstall.Args = append(goinstall.Args, "-v")
 		goinstall.Args = append(goinstall.Args, packages...)
 		build.MustRun(goinstall)
@@ -241,6 +242,7 @@ func doInstall(cmdline []string) {
 
 	// Seems we are cross compiling, work around forbidden GOBIN
 	goinstall := goToolArch(*arch, *cc, "install", buildFlags(env)...)
+	goinstall.Args = append(goinstall.Args, "-trimpath")
 	goinstall.Args = append(goinstall.Args, "-v")
 	goinstall.Args = append(goinstall.Args, []string{"-buildmode", "archive"}...)
 	goinstall.Args = append(goinstall.Args, packages...)