Presentation 2023-03-15
On Polynomial Interpretations Toward Termination of Logically Constrained Term Rewrite Systems with Bit Vector Arithmetic
Ayuka Matsumi, Naoki Nishida, Misaki Kojima, Donghoon Shin,
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Abstract(in English) Logically constrained term rewrite systems with the bit-vector theory (BV-LCTRSs, for short) are useful as models of programs written in C or other languages. During a process of Rewriting Induction for equivalence verification, we need to frequently prove termination of rewrite systems obtained by adding rewriting rules for induction hypotheses into a given rewrite system. As for term rewrite systems, the dependency pair (DP, for short) framework is used for proving termination of LCTRSs, and several kinds of DP processors are used in the framework. However, the polynomial interpretation processor, one of the most powerful processors in proving termination of LCTRSs with the integer theory, is not applicable to BV-LCTRSs. In this article, we aim at enhancing the power of proving termination of BV-LCTRSs. To this end, we propose the polynomial interpretation processor over bit-vectors and the single self-looping elimination processor as new DP processors for BV-LCTRSs.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) program verification / constrained rewriting / dependency pair framework / bit-vector arithmetic
Paper # SS2022-61
Date of Issue 2023-03-07 (SS)

Conference Information
Committee SS
Conference Date 2023/3/14(2days)
Place (in Japanese) (See Japanese page)
Place (in English)
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Topics (in English)
Chair Kozo Okano(Shinshu Univ.)
Vice Chair Yoshiki Higo(Osaka Univ.)
Secretary Yoshiki Higo(Shinshu Univ.)
Assistant Shinsuke Matsumoto(Osaka Univ.)

Paper Information
Registration To Technical Committee on Software Science
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) On Polynomial Interpretations Toward Termination of Logically Constrained Term Rewrite Systems with Bit Vector Arithmetic
Sub Title (in English)
Keyword(1) program verification
Keyword(2) constrained rewriting
Keyword(3) dependency pair framework
Keyword(4) bit-vector arithmetic
1st Author's Name Ayuka Matsumi
1st Author's Affiliation Nagoya University(Nagoya Univ.)
2nd Author's Name Naoki Nishida
2nd Author's Affiliation Nagoya University(Nagoya Univ.)
3rd Author's Name Misaki Kojima
3rd Author's Affiliation Nagoya University(Nagoya Univ.)
4th Author's Name Donghoon Shin
4th Author's Affiliation Nagoya University(Nagoya Univ.)
Date 2023-03-15
Paper # SS2022-61
Volume (vol) vol.122
Number (no) SS-432
Page pp.pp.85-90(SS),
#Pages 6
Date of Issue 2023-03-07 (SS)