=== Exact structural checks ===
primitive rank = 22
shifted Hodge numbers = (1, 20, 1)
KS dimension rank22 = 1048576
d=14 special divisor possible = True
d=14 Hassett admissible = True
d=8 special divisor possible = True
d=8 Hassett admissible = False

=== Bridge compiler outputs ===

TARGET: generic_smooth_cubic
1. Fano_lines_F(X)
   status = ACTIVE
   dimension = 4
   correspondence = PASS
   solved_layer = H^(1,1) divisors via Lefschetz (1,1)
   rational_closure = PASS
   integral_closure = UNKNOWN
   denominator = 6
   - primitive rank 22 -> primitive H^2(F) rank 22
   - K3^[2]-type hyperkahler bridge
   - canonical universal-line incidence
2. Generic_Kuga_Satake
   status = ACTIVE
   dimension = 1048576
   correspondence = UNKNOWN
   solved_layer = weight-1 abelian H^1 tensor realization
   rational_closure = UNKNOWN
   integral_closure = UNKNOWN
   denominator = None
   - rank 22 => KS dimension 1048576
   - cohomologically available because h20=1
   - very high geometric cost compared with Fano bridge
3. Associated_K3
   status = FAIL
   dimension = 2
   correspondence = UNKNOWN
   solved_layer = K3 primitive H^2
   rational_closure = UNKNOWN
   integral_closure = UNKNOWN
   denominator = None
   - requires a special rank-2 algebraic lattice K_d
   - generic primitive rank 22 does not match polarized K3 primitive rank 21

TARGET: special_cubic_d14
1. Fano_lines_F(X)
   status = ACTIVE
   dimension = 4
   correspondence = PASS
   solved_layer = H^(1,1) divisors via Lefschetz (1,1)
   rational_closure = PASS
   integral_closure = UNKNOWN
   denominator = 6
   - primitive rank 22 -> primitive H^2(F) rank 22
   - K3^[2]-type hyperkahler bridge
   - canonical universal-line incidence
2. Generic_Kuga_Satake
   status = ACTIVE
   dimension = 1048576
   correspondence = UNKNOWN
   solved_layer = weight-1 abelian H^1 tensor realization
   rational_closure = UNKNOWN
   integral_closure = UNKNOWN
   denominator = None
   - rank 22 => KS dimension 1048576
   - cohomologically available because h20=1
   - very high geometric cost compared with Fano bridge
3. Associated_K3
   status = ACTIVE
   dimension = 2
   correspondence = UNKNOWN
   solved_layer = polarized K3 primitive H^2
   rational_closure = UNKNOWN
   integral_closure = UNKNOWN
   denominator = None
   - d=14 passes Hassett admissibility
   - K_d^perp rank = 21
   - shifted Hodge numbers = (1,19,1)
   - Hodge/lattice association only; algebraic correspondence is a separate gate

TARGET: special_cubic_d8
1. Fano_lines_F(X)
   status = ACTIVE
   dimension = 4
   correspondence = PASS
   solved_layer = H^(1,1) divisors via Lefschetz (1,1)
   rational_closure = PASS
   integral_closure = UNKNOWN
   denominator = 6
   - primitive rank 22 -> primitive H^2(F) rank 22
   - K3^[2]-type hyperkahler bridge
   - canonical universal-line incidence
2. Generic_Kuga_Satake
   status = ACTIVE
   dimension = 1048576
   correspondence = UNKNOWN
   solved_layer = weight-1 abelian H^1 tensor realization
   rational_closure = UNKNOWN
   integral_closure = UNKNOWN
   denominator = None
   - rank 22 => KS dimension 1048576
   - cohomologically available because h20=1
   - very high geometric cost compared with Fano bridge
3. Associated_K3
   status = FAIL
   dimension = 2
   correspondence = UNKNOWN
   solved_layer = polarized K3 primitive H^2
   rational_closure = UNKNOWN
   integral_closure = UNKNOWN
   denominator = None
   - d=8 special divisor possible but fails untwisted K3 admissibility
   - twisted/categorical templates must be tested separately

=== Denominator-aware closure ===
elementary Fano reverse bridge denominator = 6
rational Hodge closure = PASS
integral saturation = separate theorem obligation

ALL BRIDGE SELECTION CHECKS PASSED.
Spreadsheet runtime warmup failed during python startup
Traceback (most recent call last):
  File "/tmp/tmp.L2TH2Y5coc/artifact_tool_v2-2.8.22/artifact_tool/patches/warm_spreadsheet_runtime_on_startup.py", line 26, in warm_spreadsheet_runtime_on_startup
  File "/tmp/tmp.L2TH2Y5coc/artifact_tool_v2-2.8.22/artifact_tool/spreadsheet_warmup.py", line 785, in warm_spreadsheet_runtime
  File "/tmp/tmp.L2TH2Y5coc/artifact_tool_v2-2.8.22/artifact_tool/spreadsheet_warmup.py", line 720, in _warm_feature_flows
  File "/tmp/tmp.L2TH2Y5coc/artifact_tool_v2-2.8.22/artifact_tool/spreadsheet_warmup.py", line 704, in _warm_collaboration_flows
  File "/tmp/tmp.L2TH2Y5coc/artifact_tool_v2-2.8.22/artifact_tool/generated/interface/models.py", line 32317, in hydrate_crdt_from_proto
  File "/tmp/tmp.L2TH2Y5coc/artifact_tool_v2-2.8.22/artifact_tool/rpc/remote.py", line 749, in __call__
  File "/tmp/tmp.L2TH2Y5coc/artifact_tool_v2-2.8.22/artifact_tool/rpc/client.py", line 150, in call
artifact_tool.rpc.client.RemoteError: hydrateCrdtFromProto requires an empty collaborative document.
