Unclear log output - failed to generate graph

[trainvoi]

Error:

> susy/supreme gasoline - ethyl lead.yaml
_solver.py:666 INFO Running linear solver...
_solver.py:306 WARNING EmptySet response - likely overdetermined
_solver.py:342 INFO Searching for inconsistency in system of equations...
Traceback (most recent call last):
  File "C:\Users\PV\Documents\gtnh-flow\factory_graph.py", line 69, in generate_one
    self.graph_gen(self, project_name[:-5], recipes, self.graph_config)
  File "C:\Users\PV\Documents\gtnh-flow\src\graph\_solver.py", line 668, in systemOfEquationsSolverGraphGen
    solver.run()
  File "C:\Users\PV\Documents\gtnh-flow\src\graph\_solver.py", line 77, in run
    self._solve()
  File "C:\Users\PV\Documents\gtnh-flow\src\graph\_solver.py", line 315, in _solve
    self._searchForInconsistency()
  File "C:\Users\PV\Documents\gtnh-flow\src\graph\_solver.py", line 382, in _searchForInconsistency
    unvar = unsolved[0]
            ~~~~~~~~^^^
IndexError: list index out of range

factory_graph.py:72 ERROR Error generating graph for project "susy/supreme gasoline - ethyl lead.yaml": list index out of range
factory_graph.py:73 ERROR If error cause is not obvious, please notify dev: https://github.com/OrderedSet86/gtnh-flow/issues

Code:

- m: blender
  tier: MV
  I:
    antiknock: 100
    oxygenates: 100
    gasoline: 1000
  O:
    midgrade gasoline: 1000
  eut: 120
  dur: 0.5
  group: gasoline
- m: blender
  tier: MV
  I:
    corrosion inhibitor: 100
    methyl carbitol: 100
    midgrade gasoline: 1000
  O:
    premium gasoline: 1000
  eut: 120
  dur: 0.5
  group: gasoline
- m: blender
  tier: MV
  I:
    metal deactivators: 100
    antioxidants: 100
    premium gasoline: 1000
  O:
    supreme gasoline: 1000
  eut: 120
  dur: 0.5
  number: 1
  group: gasoline
  
#antiknock
- m: blender
  tier: MV
  I:
    naphthalene: 400
    naphtha: 1500
    tetraethyl lead: 100
  O:
    antiknock: 1000
  eut: 120
  dur: 10
  group: antiknock
- m: distillation tower
  tier: MV
  I:
    tetraethyl lead sludge : 2000
  O:
    '[out] salt': 8
    liquid lead: 432
    tetraethyl lead: 1000
  eut: 120
  dur: 10
  group: antiknock
- m: batch reactor
  tier: MV
  I:
    sodium-lead alloy dust : 8
    chloroethane: 4000
  O:
    tetraethyl lead sludge : 2000
  eut: 120
  dur: 10
  group: antiknock
- m: cstr
  tier: MV
  I:
    ethylene: 50
    hydrogen chloride: 50
  O:
    chloroethane: 50
  eut: 120
  dur: 0.25
  group: antiknock
- m: cstr
  tier: LV
  I:
    hydrogen: 50
    chlorine: 50
  O:
    hydrogen chloride: 50
  eut: 7
  dur: 0.05
  group: antiknock
- m: macerator
  tier: LV
  I:
    sodium-lead alloy ingot : 1
  O:
    sodium-lead alloy dust : 1
  eut: 2
  dur: 5.7
  group: antiknock
- m: alloy smelter
  tier: LV
  I:
    sodium dust: 1
    '[in] lead ingot': 1
  O:
    sodium-lead alloy ingot: 2
  eut: 30
  dur: 15
  group: antiknock
- m: extractor
  tier: LV
  I:
    '[in] salt': 1
  O:
    liquid salt: 144
  eut: 30
  dur: 1.4
  group: antiknock
- m: electrolyzer
  tier: LV
  I:
    liquid salt: 288
  O:
    sodium dust: 1
    chlorine: 1000
  eut: 30
  dur: 15
  group: antiknock
- m: fluid solidifier
  tier: LV
  I:
    liquid lead: 144
  O:
    '[out] lead ingot': 1
  eut: 7
  dur: 1
  group: antiknock

[OrderedSet86]

should be fixed now

[OrderedSet86]

To clarify for later reference; the unvar = unsolved[0] error message is fixed; the underlying issue here giving EmptySet is not. The issue is parallel ratio mismatch which the solver should detect and print some kind of error about