Original branch seems to have missed excluding the benchmark range from the globally reachable change

Author: chotchki

library/std/src/net/ip.rs

@@ -1635,6 +1635,7 @@ impl Ipv6Addr {
             && !self.is_unique_local()
             && !self.is_unspecified()
             && !self.is_documentation()
+            && !self.is_benchmarking()
     }
 
     /// Returns the address's multicast scope if the address is multicast.

library/std/src/net/ip/tests.rs

@@ -329,7 +329,7 @@ fn ip_properties() {
     check!("ff08::", global | multicast);
     check!("ff0e::", global | multicast);
     check!("2001:db8:85a3::8a2e:370:7334", doc);
-    check!("2001:2::ac32:23ff:21", global | benchmarking);
+    check!("2001:2::ac32:23ff:21", benchmarking);
     check!("102:304:506:708:90a:b0c:d0e:f10", global);
 }
 
@@ -759,12 +759,6 @@ fn ipv6_properties() {
         multicast_global | global
     );
 
-    check!(
-        "2001:2::ac32:23ff:21",
-        &[0x20, 1, 0, 2, 0, 0, 0, 0, 0, 0, 0xac, 0x32, 0x23, 0xff, 0, 0x21],
-        unicast_global
-    );
-
     check!(
         "2001:db8:85a3::8a2e:370:7334",
         &[0x20, 1, 0xd, 0xb8, 0x85, 0xa3, 0, 0, 0, 0, 0x8a, 0x2e, 3, 0x70, 0x73, 0x34],
@@ -774,7 +768,7 @@ fn ipv6_properties() {
     check!(
         "2001:2::ac32:23ff:21",
         &[0x20, 1, 0, 2, 0, 0, 0, 0, 0, 0, 0xac, 0x32, 0x23, 0xff, 0, 0x21],
-        global | unicast_global | benchmarking
+        benchmarking
     );
 
     check!(