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Three-executor differential execution (graph vs tape vs register) diffing result and trace shape.

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Differential Executors

Three-Executor Differential Analysis

Comparing execution result, halt trace shape, and step-hash chain across Graph, Tape, and Register VM executors.

Status
Divergence at Step 0
Graph steps
2
Tape steps
2
Register steps
3
fixture
Inspect Source

Diff Summary

First Divergence at Step 0

Step-hash chains diverged: graph=eaa4f8d97e1f76fca9718031e5ea473a30662df9b181f884713977c4f1aad737 vs tape=eaa4f8d97e1f76fca9718031e5ea473a30662df9b181f884713977c4f1aad737 vs register=f40dde4619bea4bd127f3574f04b4476dfa4b1d0f3be056be6eaeb045edc9239.

Graph Stepper

Result: Number(42.0)

Steps: 2

Tape Stepper

Result: Number(42.0)

Steps: 2

Register Stepper

Result: Number(42.0)

Steps: 3

Step-by-Step Trace

Side-by-side step hash chain comparison per instruction boundary:

StepGraph HashTape HashRegister HashStatus
0eaa4f8d97e1f76fca9718031e5ea473a30662df9b181f884713977c4f1aad737eaa4f8d97e1f76fca9718031e5ea473a30662df9b181f884713977c4f1aad737f40dde4619bea4bd127f3574f04b4476dfa4b1d0f3be056be6eaeb045edc9239DIVERGENT
17dbeaa95c99d4308f7d09e7879ac53ca0bb15ae9b091f202b217796fa6dcb37c7dbeaa95c99d4308f7d09e7879ac53ca0bb15ae9b091f202b217796fa6dcb37c88197ff81f4afc11237af2398b7eb240f5fe11e7710bc124de4f5291a60de176DIVERGENT
2--f5dc48ce142856e89244d1d08df7f3994b6d3c84de68c82e778b60076cccf53eDIVERGENT