2026-09-06T20:52:16.868626Z  INFO ipu_codegen.package.build{tile_count=1472 operations=2}:ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=17 success=false
Error: mid-level lowering failed: operation OperationId(1) has no legal format candidate

Caused by:
    operation OperationId(1) has no legal format candidate