diff --git a/tools/checkin_check.py b/tools/checkin_check.py
index 55fef1f..f0c8981 100644
--- a/tools/checkin_check.py
+++ b/tools/checkin_check.py
@@ -85,7 +85,6 @@ HEADING_RE = re.compile(r"^#{1,6}\s+(.*\S)\s*$")
 WANT_HEADINGS = ("did", "blocked", "next", "ask")
 
 FAULTS = ("BAD_NAME", "UNKNOWN_HANDLE", "BAD_DATE", "FUTURE", "EMPTY")
-ADVISORY = ("MISSING_HEADINGS", "GAP")
 # Not a check-in, and never silently dropped: the directory's own README is
 # printed as SKIP so a reader can see it was seen and why it was not graded.
 SKIP_NAMES = {"README.md"}
@@ -299,7 +298,7 @@ def banner(text: str) -> str:
     return f"== {text} =="
 
 
-def run(repo: str, path: str, roster, today: date, show_gaps: bool, quiet=False,
+def run(path: str, roster, today: date, show_gaps: bool,
         since: str | None = None):
     """Everything except printing the file table. Returns the report dict."""
     if not os.path.isdir(path):
@@ -497,7 +496,7 @@ def selftest():
         cell("c10 roster is the union of table and mailmap, and says so",
              roster == {"timmy", "zephyrus", "volt"} and "WIZARDS-TABLE.md" in src,
              f"{roster} / {src}")
-        rep = run(repo, ck, roster, today, True)
+        rep = run(ck, roster, today, True)
         by = {r["file"]: r for r in rep["rows"]}
         cell("c11 a conforming complete file has no class",
              by["2026-10-17-volt.md"]["class"] == []
@@ -550,7 +549,7 @@ def selftest():
              rep["skipped"] == ["README.md"]
              and "README.md" not in [r["file"] for r in rep["rows"]]
              and rep["checked"] == 7, f"{rep['skipped']} {rep['checked']}")
-        rep_since = run(repo, ck, roster, today, False, since="2026-10-16")
+        rep_since = run(ck, roster, today, False, since="2026-10-16")
         cell("c25 --since grades forward only, and says how many it left out",
              rep_since["checked"] == 5 and rep_since["excluded_since"] == 3
              and "2026-10-15-volt.md" not in [r["file"] for r in rep_since["rows"]],
@@ -603,7 +602,7 @@ def main(argv=None):
             return 2
     try:
         roster, src = load_roster(repo, a.roster)
-        rep = run(repo, path, roster, today, a.gaps, since=since)
+        rep = run(path, roster, today, a.gaps, since=since)
     except CannotGrade as exc:
         print(str(exc), file=sys.stderr)
         return 2