Length, topology, vias, stubs, layer, grouping. Skew only vs NUMERIC mm or DESIGN LIMIT. No invented ohms/mm/ps. Not electrical. No L2/L3.
Presence and connection only. FAIL solely on missing MANDATORY structure. AXI4 internal is NOT_APPLICABLE, not FAIL. RECOMMENDED never FAIL. No L1–L3 and no invented ohms/mm/ps.