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[Fix][Arith] Give each materialized Z3 solver a private context - #20221
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Co-authored-by: LeiWang1999 <leiwang1999@outlook.com>
tqchen
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This PR gives each lazily materialized Z3 solver a private context, preventing shared AST state from affecting results near the deterministic rlimit. The legacy Z3ContextScope APIs are retained as no-ops for compatibility. Co-authored-by: LeiWang1999 <leiwang1999@outlook.com>
tqchen
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Oct 18, 2026
This PR gives each lazily materialized Z3 solver a private context, preventing shared AST state from affecting results near the deterministic rlimit. The legacy Z3ContextScope APIs are retained as no-ops for compatibility. Co-authored-by: LeiWang1999 <leiwang1999@outlook.com>
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This PR gives each lazily materialized Z3 solver a private context, preventing shared AST state from affecting results near the deterministic rlimit. The legacy Z3ContextScope APIs are retained as no-ops for compatibility.