%------------------------------------------------------------------------------
% File : Twee---2.7
% Problem : SYN721-1 : TPTP v9.3.1. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n017.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Tue Sep 29 01:48:19 PM UTC 2026
% Result : Unsatisfiable 0.06s 0.25s
% Output : Proof 0.06s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SYN721-1 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.04 % Command : run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.06/0.17 % Computer : n017.cluster.edu
% 0.06/0.17 % Model : x86_64 x86_64
% 0.06/0.17 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.06/0.17 % Memory : 8046.5625MB
% 0.06/0.17 % OS : Linux 6.8.0-71-generic
% 0.06/0.17 % CPULimit : 300
% 0.06/0.17 % WCLimit : 300
% 0.06/0.17 % DateTime : Mon Sep 28 16:44:36 UTC 2026
% 0.06/0.18 % CPUTime :
% 0.06/0.18 Running run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.06/0.25 Command-line arguments: --flatten-regeneralise
% 0.06/0.25
% 0.06/0.25 % SZS status Unsatisfiable
% 0.06/0.25
% 0.06/0.25 % SZS output start Proof
% 0.06/0.25 Axiom 1 (lx1_1): r(a, b) = true.
% 0.06/0.25 Axiom 2 (ifeq_axiom): ifeq(X, X, Y, Z) = Y.
% 0.06/0.25 Axiom 3 (lx1_3): ifeq(q(X, Y), true, r(Z, Y), true) = true.
% 0.06/0.25 Axiom 4 (lx1_2): ifeq(r(X, Y), true, q(X, X), true) = true.
% 0.06/0.25
% 0.06/0.25 Goal 1 (lx1_4): tuple(r(b, X), q(X, a)) = tuple(true, true).
% 0.06/0.25 The goal is true when:
% 0.06/0.25 X = a
% 0.06/0.25
% 0.06/0.25 Proof:
% 0.06/0.25 tuple(r(b, a), q(a, a))
% 0.06/0.25 = { by axiom 2 (ifeq_axiom) R->L }
% 0.06/0.25 tuple(ifeq(true, true, r(b, a), true), q(a, a))
% 0.06/0.25 = { by axiom 4 (lx1_2) R->L }
% 0.06/0.25 tuple(ifeq(ifeq(r(a, b), true, q(a, a), true), true, r(b, a), true), q(a, a))
% 0.06/0.25 = { by axiom 1 (lx1_1) }
% 0.06/0.25 tuple(ifeq(ifeq(true, true, q(a, a), true), true, r(b, a), true), q(a, a))
% 0.06/0.25 = { by axiom 2 (ifeq_axiom) }
% 0.06/0.25 tuple(ifeq(q(a, a), true, r(b, a), true), q(a, a))
% 0.06/0.25 = { by axiom 3 (lx1_3) }
% 0.06/0.25 tuple(true, q(a, a))
% 0.06/0.25 = { by axiom 2 (ifeq_axiom) R->L }
% 0.06/0.25 tuple(true, ifeq(true, true, q(a, a), true))
% 0.06/0.25 = { by axiom 1 (lx1_1) R->L }
% 0.06/0.25 tuple(true, ifeq(r(a, b), true, q(a, a), true))
% 0.06/0.25 = { by axiom 4 (lx1_2) }
% 0.06/0.25 tuple(true, true)
% 0.06/0.25 % SZS output end Proof
% 0.06/0.25
% 0.06/0.25 RESULT: Unsatisfiable (the axioms are contradictory).
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