Z3
ToolZ3 is identified in the provided evidence as an SMT solver developed at Microsoft Research and used by UCLID5 in a formal-verification study of pipelined Y86-64 microprocessors.
First seen 5/25/2026
Last seen 7/16/2026
Evidence 14 chunks
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WIKI
Overview
Z3 is a satisfiability modulo theories (SMT) solver developed at Microsoft Research. In the cited Y86-64 processor-verification report, UCLID5 generated verification conditions and invoked an SMT solver; the reported work used Z3 for that solver role. [C1]
Role in UCLID5 verification
NEIGHBORHOOD
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10 connectionsVCS is compared against Z3 for constraint solving performance.
The paper evaluates Z3 as a public domain SAT solver and compares it against VCS.
metaSMT provides access to Z3 as a backend solver.
SMT2 constraint language input is used by Z3 as its input format.
BMC uses optimised solver backends like Z3 to find assertion violations in RISC-V control FSMs.
Verilator uses z3 as an SMT solver for implementing randomization constraints.
z3 is an SMT solver implementing Satisfiability Modulo Theories.
SymbiYosys passes SMT queries to an SMT solver such as Z3.
z3 as an SMT solver uses the SMT-LIB2 language for problem description.
MicroTESK suggests using Z3 as one of the SMT solvers.
CITATIONS
4 sources4 citations — click to collapse
[1] Z3 is an SMT solver developed at Microsoft Research and used as the solver in the cited UCLID5 work. Formal Verification of Pipelined Y86-64 Microprocessors with UCLID5
[2] UCLID5 generates verification conditions as formulas over multiple theories and invokes an SMT solver; this work used Z3. Formal Verification of Pipelined Y86-64 Microprocessors with UCLID5
[3] When invoked by UCLID5, the SMT solver may return unsatisfiable, satisfiable, or indeterminate, with corresponding verification meanings. Formal Verification of Pipelined Y86-64 Microprocessors with UCLID5
[4] The report measured experiments using UCLID5 version 0.9.5 and Z3 version 4.5.0 as the SMT solver, and notes a small multi-core benefit for Z3. Formal Verification of Pipelined Y86-64 Microprocessors with UCLID5