error: `cc_enable_arenas` is not supported in Edition 2026
  --> testdata/editions/2026/option_lifetime.proto:7:8
   |
 1 | edition = "2026";
   |           ------ edition specified here
...
 7 | option cc_enable_arenas = true;
   |        ^^^^^^^^^^^^^^^^
   = help: removed in Edition 2026
   = help: cc_enable_arenas is enabled by default in every edition and overrides
           are ignored.This option is removed in editions 2026 and above

error: `old` is not supported in Edition 2026
  --> testdata/editions/2026/option_lifetime.proto:43:12
   |
 1 | edition = "2026";
   |           ------ edition specified here
...
43 |     option (old) = true;
   |            ^^^^^
   = help: deprecated since Edition 2024, removed in Edition 2026
   = help: use `new` instead

warning: `deprecated` is deprecated in Edition 2026
  --> testdata/editions/2026/option_lifetime.proto:44:12
   |
 1 | edition = "2026";
   |           ------ edition specified here
...
43 |     option (old) = true;
44 |     option (nested).deprecated = true;
   |            ^^^^^^^^^^^^^^^^^^^
   = help: deprecated since Edition 2026
   = help: don't use this

error: `MODE_OLD` is not supported in Edition 2026
  --> testdata/editions/2026/option_lifetime.proto:45:21
   |
 1 | edition = "2026";
   |           ------ edition specified here
...
44 |     option (nested).deprecated = true;
45 |     option (mode) = MODE_OLD;
   |                     ^^^^^^^^
   = help: removed in Edition 2026
   = help: use `MODE_NEW` instead

error: `MODE_OLD` is not supported in Edition 2026
  --> testdata/editions/2026/option_lifetime.proto:47:22
   |
 1 | edition = "2026";
   |           ------ edition specified here
...
46 |     option (modes) = MODE_NEW;
47 |     option (modes) = MODE_OLD;
   |                      ^^^^^^^^
   = help: removed in Edition 2026
   = help: use `MODE_NEW` instead

error: `MODE_OLD` is not supported in Edition 2026
  --> testdata/editions/2026/option_lifetime.proto:48:32
   |
 1 | edition = "2026";
   |           ------ edition specified here
...
47 |     option (modes) = MODE_OLD;
48 |     option (nesteds) = { mode: MODE_OLD };
   |                                ^^^^^^^^
   = help: removed in Edition 2026
   = help: use `MODE_NEW` instead

encountered 5 errors and 1 warning
