%------------------------------------------------------------------------------
% File : E-SAT---3.5.1
% Problem : GRP353-1 : TPTP v9.3.1. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% Computer : n012.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 : Thu Sep 24 12:43:17 PM UTC 2026
% Result : Unsatisfiable 0.09s 0.39s
% Output : CNFRefutation 0.09s
% Verified :
% SZS Type : Refutation
% Derivation depth : 44
% Number of leaves : 19
% Syntax : Number of clauses : 118 ( 24 unt; 81 nHn; 98 RR)
% Number of literals : 275 ( 274 equ; 78 neg)
% Maximal clause size : 10 ( 2 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 10 ( 10 usr; 8 con; 0-2 aty)
% Number of variables : 59 ( 4 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(associativity,axiom,
multiply(multiply(X1,X2),X3) = multiply(X1,multiply(X2,X3)),
file('/export/starexec/sandbox2/benchmark/Axioms/GRP004-0.ax',associativity) ).
cnf(left_inverse,axiom,
multiply(inverse(X1),X1) = identity,
file('/export/starexec/sandbox2/benchmark/Axioms/GRP004-0.ax',left_inverse) ).
cnf(left_identity,axiom,
multiply(identity,X1) = X1,
file('/export/starexec/sandbox2/benchmark/Axioms/GRP004-0.ax',left_identity) ).
cnf(prove_this_22,negated_conjecture,
( multiply(sk_c3,sk_c4) = sk_c6
| multiply(sk_c7,sk_c5) = sk_c6 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_22) ).
cnf(prove_this_23,negated_conjecture,
( inverse(sk_c3) = sk_c4
| multiply(sk_c7,sk_c5) = sk_c6 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_23) ).
cnf(prove_this_21,negated_conjecture,
( multiply(sk_c2,sk_c6) = sk_c7
| multiply(sk_c7,sk_c5) = sk_c6 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_21) ).
cnf(prove_this_9,negated_conjecture,
( multiply(sk_c2,sk_c6) = sk_c7
| multiply(sk_c1,sk_c7) = sk_c6 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_9) ).
cnf(prove_this_8,negated_conjecture,
( inverse(sk_c2) = sk_c7
| multiply(sk_c1,sk_c7) = sk_c6 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_8) ).
cnf(prove_this_16,negated_conjecture,
( multiply(sk_c3,sk_c4) = sk_c6
| inverse(sk_c1) = sk_c7 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_16) ).
cnf(prove_this_17,negated_conjecture,
( inverse(sk_c3) = sk_c4
| inverse(sk_c1) = sk_c7 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_17) ).
cnf(prove_this_4,negated_conjecture,
( multiply(sk_c3,sk_c4) = sk_c6
| multiply(sk_c6,sk_c5) = sk_c7 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_4) ).
cnf(prove_this_6,negated_conjecture,
( multiply(sk_c4,sk_c7) = sk_c6
| multiply(sk_c6,sk_c5) = sk_c7 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_6) ).
cnf(prove_this_5,negated_conjecture,
( inverse(sk_c3) = sk_c4
| multiply(sk_c6,sk_c5) = sk_c7 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_5) ).
cnf(prove_this_1,negated_conjecture,
( multiply(sk_c6,sk_c7) = sk_c5
| multiply(sk_c6,sk_c5) = sk_c7 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_1) ).
cnf(prove_this_20,negated_conjecture,
( inverse(sk_c2) = sk_c7
| multiply(sk_c7,sk_c5) = sk_c6 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_20) ).
cnf(prove_this_25,negated_conjecture,
( multiply(X4,sk_c7) != sk_c6
| inverse(X3) != X4
| multiply(X3,X4) != sk_c6
| multiply(X2,sk_c6) != sk_c7
| inverse(X2) != sk_c7
| multiply(sk_c6,sk_c7) != sk_c5
| multiply(sk_c7,sk_c5) != sk_c6
| inverse(X1) != sk_c7
| multiply(X1,sk_c7) != sk_c6
| multiply(sk_c6,sk_c5) != sk_c7 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_25) ).
cnf(prove_this_10,negated_conjecture,
( multiply(sk_c3,sk_c4) = sk_c6
| multiply(sk_c1,sk_c7) = sk_c6 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_10) ).
cnf(prove_this_12,negated_conjecture,
( multiply(sk_c4,sk_c7) = sk_c6
| multiply(sk_c1,sk_c7) = sk_c6 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_12) ).
cnf(prove_this_11,negated_conjecture,
( inverse(sk_c3) = sk_c4
| multiply(sk_c1,sk_c7) = sk_c6 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_11) ).
cnf(c_0_19,axiom,
multiply(multiply(X1,X2),X3) = multiply(X1,multiply(X2,X3)),
associativity ).
cnf(c_0_20,axiom,
multiply(inverse(X1),X1) = identity,
left_inverse ).
cnf(c_0_21,axiom,
multiply(identity,X1) = X1,
left_identity ).
cnf(c_0_22,plain,
multiply(inverse(X1),multiply(X1,X2)) = X2,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_20]),c_0_21]) ).
cnf(c_0_23,negated_conjecture,
( multiply(sk_c3,sk_c4) = sk_c6
| multiply(sk_c7,sk_c5) = sk_c6 ),
prove_this_22 ).
cnf(c_0_24,negated_conjecture,
( multiply(sk_c7,sk_c5) = sk_c6
| multiply(inverse(sk_c3),sk_c6) = sk_c4 ),
inference(spm,[status(thm)],[c_0_22,c_0_23]) ).
cnf(c_0_25,negated_conjecture,
( inverse(sk_c3) = sk_c4
| multiply(sk_c7,sk_c5) = sk_c6 ),
prove_this_23 ).
cnf(c_0_26,negated_conjecture,
( multiply(sk_c7,sk_c5) = sk_c6
| multiply(sk_c3,multiply(sk_c4,X1)) = multiply(sk_c6,X1) ),
inference(spm,[status(thm)],[c_0_19,c_0_23]) ).
cnf(c_0_27,negated_conjecture,
( multiply(sk_c4,sk_c6) = sk_c4
| multiply(sk_c7,sk_c5) = sk_c6 ),
inference(spm,[status(thm)],[c_0_24,c_0_25]) ).
cnf(c_0_28,negated_conjecture,
( multiply(sk_c2,sk_c6) = sk_c7
| multiply(sk_c7,sk_c5) = sk_c6 ),
prove_this_21 ).
cnf(c_0_29,negated_conjecture,
( multiply(sk_c7,sk_c5) = sk_c6
| multiply(sk_c3,sk_c4) = multiply(sk_c6,sk_c6) ),
inference(spm,[status(thm)],[c_0_26,c_0_27]) ).
cnf(c_0_30,negated_conjecture,
( multiply(sk_c2,sk_c6) = sk_c7
| multiply(sk_c1,sk_c7) = sk_c6 ),
prove_this_9 ).
cnf(c_0_31,negated_conjecture,
( multiply(sk_c7,sk_c5) = sk_c6
| multiply(sk_c2,multiply(sk_c6,X1)) = multiply(sk_c7,X1) ),
inference(spm,[status(thm)],[c_0_19,c_0_28]) ).
cnf(c_0_32,negated_conjecture,
( multiply(sk_c7,sk_c5) = sk_c6
| multiply(sk_c6,sk_c6) = sk_c6 ),
inference(spm,[status(thm)],[c_0_23,c_0_29]) ).
cnf(c_0_33,negated_conjecture,
( multiply(sk_c1,sk_c7) = sk_c6
| multiply(inverse(sk_c2),sk_c7) = sk_c6 ),
inference(spm,[status(thm)],[c_0_22,c_0_30]) ).
cnf(c_0_34,negated_conjecture,
( multiply(sk_c7,sk_c5) = sk_c6
| multiply(sk_c2,sk_c6) = multiply(sk_c7,sk_c6) ),
inference(spm,[status(thm)],[c_0_31,c_0_32]) ).
cnf(c_0_35,negated_conjecture,
( multiply(sk_c1,sk_c7) = sk_c6
| multiply(inverse(inverse(sk_c2)),sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_22,c_0_33]) ).
cnf(c_0_36,negated_conjecture,
( inverse(sk_c2) = sk_c7
| multiply(sk_c1,sk_c7) = sk_c6 ),
prove_this_8 ).
cnf(c_0_37,negated_conjecture,
( multiply(sk_c7,sk_c5) = sk_c6
| multiply(sk_c7,sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_28,c_0_34]) ).
cnf(c_0_38,negated_conjecture,
( multiply(sk_c1,sk_c7) = sk_c6
| multiply(inverse(sk_c7),sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_35,c_0_36]) ).
cnf(c_0_39,negated_conjecture,
( multiply(sk_c7,sk_c6) = sk_c7
| multiply(inverse(sk_c7),sk_c6) = sk_c5 ),
inference(spm,[status(thm)],[c_0_22,c_0_37]) ).
cnf(c_0_40,negated_conjecture,
( sk_c5 = sk_c7
| multiply(sk_c1,sk_c7) = sk_c6
| multiply(sk_c7,sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_38,c_0_39]) ).
cnf(c_0_41,negated_conjecture,
( sk_c5 = sk_c7
| multiply(sk_c7,sk_c6) = sk_c7
| multiply(inverse(sk_c1),sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_22,c_0_40]) ).
cnf(c_0_42,negated_conjecture,
( multiply(sk_c3,sk_c4) = sk_c6
| inverse(sk_c1) = sk_c7 ),
prove_this_16 ).
cnf(c_0_43,negated_conjecture,
( sk_c5 = sk_c7
| multiply(sk_c7,sk_c6) = sk_c7
| multiply(sk_c3,sk_c4) = sk_c6 ),
inference(spm,[status(thm)],[c_0_41,c_0_42]) ).
cnf(c_0_44,negated_conjecture,
( sk_c5 = sk_c7
| multiply(sk_c7,sk_c6) = sk_c7
| multiply(inverse(sk_c3),sk_c6) = sk_c4 ),
inference(spm,[status(thm)],[c_0_22,c_0_43]) ).
cnf(c_0_45,negated_conjecture,
( inverse(sk_c3) = sk_c4
| inverse(sk_c1) = sk_c7 ),
prove_this_17 ).
cnf(c_0_46,negated_conjecture,
( multiply(sk_c3,sk_c4) = sk_c6
| multiply(sk_c6,sk_c5) = sk_c7 ),
prove_this_4 ).
cnf(c_0_47,negated_conjecture,
( sk_c5 = sk_c7
| inverse(sk_c1) = sk_c7
| multiply(sk_c4,sk_c6) = sk_c4
| multiply(sk_c7,sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_44,c_0_45]) ).
cnf(c_0_48,negated_conjecture,
( multiply(sk_c6,sk_c5) = sk_c7
| multiply(sk_c3,multiply(sk_c4,X1)) = multiply(sk_c6,X1) ),
inference(spm,[status(thm)],[c_0_19,c_0_46]) ).
cnf(c_0_49,negated_conjecture,
( multiply(sk_c4,sk_c7) = sk_c6
| multiply(sk_c6,sk_c5) = sk_c7 ),
prove_this_6 ).
cnf(c_0_50,plain,
multiply(inverse(inverse(X1)),X2) = multiply(X1,X2),
inference(spm,[status(thm)],[c_0_22,c_0_22]) ).
cnf(c_0_51,negated_conjecture,
( sk_c5 = sk_c7
| multiply(sk_c7,sk_c6) = sk_c7
| multiply(sk_c4,sk_c6) = sk_c4 ),
inference(spm,[status(thm)],[c_0_41,c_0_47]) ).
cnf(c_0_52,negated_conjecture,
( multiply(sk_c6,sk_c5) = sk_c7
| multiply(sk_c3,sk_c6) = multiply(sk_c6,sk_c7) ),
inference(spm,[status(thm)],[c_0_48,c_0_49]) ).
cnf(c_0_53,plain,
multiply(X1,inverse(X1)) = identity,
inference(spm,[status(thm)],[c_0_20,c_0_50]) ).
cnf(c_0_54,negated_conjecture,
( identity = sk_c6
| sk_c5 = sk_c7
| multiply(sk_c7,sk_c6) = sk_c7 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_51]),c_0_20]) ).
cnf(c_0_55,negated_conjecture,
( multiply(sk_c6,sk_c5) = sk_c7
| multiply(inverse(sk_c3),multiply(sk_c6,sk_c7)) = sk_c6 ),
inference(spm,[status(thm)],[c_0_22,c_0_52]) ).
cnf(c_0_56,negated_conjecture,
( inverse(sk_c3) = sk_c4
| multiply(sk_c6,sk_c5) = sk_c7 ),
prove_this_5 ).
cnf(c_0_57,negated_conjecture,
( multiply(sk_c6,sk_c7) = sk_c5
| multiply(sk_c6,sk_c5) = sk_c7 ),
prove_this_1 ).
cnf(c_0_58,plain,
inverse(identity) = identity,
inference(spm,[status(thm)],[c_0_21,c_0_53]) ).
cnf(c_0_59,negated_conjecture,
( identity = sk_c6
| sk_c5 = sk_c7 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_54]),c_0_20])]) ).
cnf(c_0_60,negated_conjecture,
( multiply(sk_c6,sk_c5) = sk_c7
| multiply(sk_c4,multiply(sk_c6,sk_c7)) = sk_c6 ),
inference(spm,[status(thm)],[c_0_55,c_0_56]) ).
cnf(c_0_61,negated_conjecture,
( multiply(sk_c6,sk_c7) = sk_c5
| multiply(inverse(sk_c6),sk_c7) = sk_c5 ),
inference(spm,[status(thm)],[c_0_22,c_0_57]) ).
cnf(c_0_62,negated_conjecture,
( sk_c5 = sk_c7
| inverse(sk_c6) = sk_c6 ),
inference(spm,[status(thm)],[c_0_58,c_0_59]) ).
cnf(c_0_63,negated_conjecture,
( multiply(sk_c6,sk_c5) = sk_c7
| multiply(inverse(sk_c4),sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_22,c_0_49]) ).
cnf(c_0_64,negated_conjecture,
( multiply(sk_c6,sk_c5) = sk_c7
| multiply(inverse(sk_c4),sk_c6) = multiply(sk_c6,sk_c7) ),
inference(spm,[status(thm)],[c_0_22,c_0_60]) ).
cnf(c_0_65,negated_conjecture,
( sk_c5 = sk_c7
| multiply(sk_c6,sk_c7) = sk_c5 ),
inference(spm,[status(thm)],[c_0_61,c_0_62]) ).
cnf(c_0_66,negated_conjecture,
( sk_c5 = sk_c7
| multiply(sk_c6,X1) = X1 ),
inference(spm,[status(thm)],[c_0_21,c_0_59]) ).
cnf(c_0_67,negated_conjecture,
( multiply(sk_c7,sk_c5) = sk_c6
| multiply(inverse(sk_c2),sk_c7) = sk_c6 ),
inference(spm,[status(thm)],[c_0_22,c_0_28]) ).
cnf(c_0_68,negated_conjecture,
( inverse(sk_c2) = sk_c7
| multiply(sk_c7,sk_c5) = sk_c6 ),
prove_this_20 ).
cnf(c_0_69,negated_conjecture,
( multiply(sk_c6,sk_c7) = sk_c7
| multiply(sk_c6,sk_c5) = sk_c7 ),
inference(spm,[status(thm)],[c_0_63,c_0_64]) ).
cnf(c_0_70,negated_conjecture,
sk_c5 = sk_c7,
inference(spm,[status(thm)],[c_0_65,c_0_66]) ).
cnf(c_0_71,negated_conjecture,
( multiply(sk_c7,sk_c7) = sk_c6
| multiply(sk_c7,sk_c5) = sk_c6 ),
inference(spm,[status(thm)],[c_0_67,c_0_68]) ).
cnf(c_0_72,negated_conjecture,
( multiply(sk_c1,sk_c7) = sk_c6
| multiply(sk_c2,multiply(sk_c6,X1)) = multiply(sk_c7,X1) ),
inference(spm,[status(thm)],[c_0_19,c_0_30]) ).
cnf(c_0_73,negated_conjecture,
multiply(sk_c6,sk_c7) = sk_c7,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_69,c_0_70])]) ).
cnf(c_0_74,negated_conjecture,
multiply(sk_c7,sk_c7) = sk_c6,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_71,c_0_70])]) ).
cnf(c_0_75,negated_conjecture,
( multiply(sk_c2,sk_c7) = sk_c6
| multiply(sk_c1,sk_c7) = sk_c6 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_72,c_0_73]),c_0_74]) ).
cnf(c_0_76,negated_conjecture,
( multiply(sk_c1,sk_c7) = sk_c6
| multiply(inverse(sk_c2),sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_22,c_0_75]) ).
cnf(c_0_77,negated_conjecture,
( multiply(sk_c7,sk_c6) = sk_c7
| multiply(sk_c1,sk_c7) = sk_c6 ),
inference(spm,[status(thm)],[c_0_76,c_0_36]) ).
cnf(c_0_78,negated_conjecture,
( multiply(sk_c7,sk_c6) = sk_c7
| multiply(inverse(sk_c1),sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_22,c_0_77]) ).
cnf(c_0_79,negated_conjecture,
( multiply(sk_c7,sk_c6) = sk_c7
| multiply(sk_c3,sk_c4) = sk_c6 ),
inference(spm,[status(thm)],[c_0_78,c_0_42]) ).
cnf(c_0_80,negated_conjecture,
( multiply(X4,sk_c7) != sk_c6
| inverse(X3) != X4
| multiply(X3,X4) != sk_c6
| multiply(X2,sk_c6) != sk_c7
| inverse(X2) != sk_c7
| multiply(sk_c6,sk_c7) != sk_c5
| multiply(sk_c7,sk_c5) != sk_c6
| inverse(X1) != sk_c7
| multiply(X1,sk_c7) != sk_c6
| multiply(sk_c6,sk_c5) != sk_c7 ),
inference(fof_simplification,[status(thm)],[prove_this_25]) ).
cnf(c_0_81,negated_conjecture,
( multiply(sk_c7,sk_c6) = sk_c7
| multiply(inverse(sk_c3),sk_c6) = sk_c4 ),
inference(spm,[status(thm)],[c_0_22,c_0_79]) ).
cnf(c_0_82,negated_conjecture,
( multiply(X4,sk_c7) != sk_c6
| inverse(X3) != X4
| multiply(X3,X4) != sk_c6
| multiply(X2,sk_c6) != sk_c7
| inverse(X2) != sk_c7
| multiply(sk_c6,sk_c7) != sk_c5
| multiply(sk_c7,sk_c5) != sk_c6
| inverse(X1) != sk_c7
| multiply(X1,sk_c7) != sk_c6
| multiply(sk_c6,sk_c5) != sk_c7 ),
c_0_80 ).
cnf(c_0_83,negated_conjecture,
( inverse(sk_c1) = sk_c7
| multiply(sk_c4,sk_c6) = sk_c4
| multiply(sk_c7,sk_c6) = sk_c7 ),
inference(spm,[status(thm)],[c_0_81,c_0_45]) ).
cnf(c_0_84,negated_conjecture,
( inverse(X3) != sk_c7
| inverse(X2) != sk_c7
| multiply(X3,sk_c7) != sk_c6
| multiply(X2,sk_c6) != sk_c7
| multiply(X1,inverse(X1)) != sk_c6
| multiply(sk_c7,sk_c5) != sk_c6
| multiply(sk_c6,sk_c7) != sk_c5
| multiply(sk_c6,sk_c5) != sk_c7
| multiply(inverse(X1),sk_c7) != sk_c6 ),
inference(er,[status(thm)],[c_0_82]) ).
cnf(c_0_85,negated_conjecture,
( multiply(sk_c7,sk_c6) = sk_c7
| multiply(sk_c4,sk_c6) = sk_c4 ),
inference(spm,[status(thm)],[c_0_78,c_0_83]) ).
cnf(c_0_86,negated_conjecture,
( identity != sk_c6
| inverse(X3) != sk_c7
| inverse(X2) != sk_c7
| multiply(X3,sk_c7) != sk_c6
| multiply(X2,sk_c6) != sk_c7
| multiply(sk_c7,sk_c5) != sk_c6
| multiply(sk_c6,sk_c7) != sk_c5
| multiply(sk_c6,sk_c5) != sk_c7
| multiply(inverse(X1),sk_c7) != sk_c6 ),
inference(rw,[status(thm)],[c_0_84,c_0_53]) ).
cnf(c_0_87,negated_conjecture,
( identity = sk_c6
| multiply(sk_c7,sk_c6) = sk_c7 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_85]),c_0_20]) ).
cnf(c_0_88,negated_conjecture,
( identity != sk_c6
| inverse(X3) != sk_c7
| inverse(X2) != sk_c7
| multiply(X3,sk_c7) != sk_c6
| multiply(X2,sk_c6) != sk_c7
| multiply(inverse(X1),sk_c7) != sk_c6 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_86,c_0_70]),c_0_70]),c_0_70])]),c_0_73]),c_0_74])]) ).
cnf(c_0_89,negated_conjecture,
identity = sk_c6,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_87]),c_0_20])]) ).
cnf(c_0_90,negated_conjecture,
( multiply(sk_c3,sk_c4) = sk_c6
| multiply(sk_c1,sk_c7) = sk_c6 ),
prove_this_10 ).
cnf(c_0_91,negated_conjecture,
( inverse(X3) != sk_c7
| inverse(X2) != sk_c7
| multiply(X3,sk_c7) != sk_c6
| multiply(X2,sk_c6) != sk_c7
| multiply(inverse(X1),sk_c7) != sk_c6 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_88,c_0_89])]) ).
cnf(c_0_92,negated_conjecture,
( multiply(sk_c1,sk_c7) = sk_c6
| multiply(sk_c3,multiply(sk_c4,X1)) = multiply(sk_c6,X1) ),
inference(spm,[status(thm)],[c_0_19,c_0_90]) ).
cnf(c_0_93,negated_conjecture,
( multiply(sk_c4,sk_c7) = sk_c6
| multiply(sk_c1,sk_c7) = sk_c6 ),
prove_this_12 ).
cnf(c_0_94,negated_conjecture,
( inverse(X3) != sk_c7
| inverse(X2) != sk_c7
| multiply(X3,sk_c7) != sk_c6
| multiply(X2,sk_c6) != sk_c7
| multiply(X1,sk_c7) != sk_c6 ),
inference(spm,[status(thm)],[c_0_91,c_0_50]) ).
cnf(c_0_95,negated_conjecture,
( multiply(sk_c1,sk_c7) = sk_c6
| multiply(sk_c3,sk_c6) = multiply(sk_c6,sk_c7) ),
inference(spm,[status(thm)],[c_0_92,c_0_93]) ).
cnf(c_0_96,negated_conjecture,
( multiply(sk_c1,sk_c7) = sk_c6
| multiply(inverse(sk_c3),sk_c6) = sk_c4 ),
inference(spm,[status(thm)],[c_0_22,c_0_90]) ).
cnf(c_0_97,negated_conjecture,
( inverse(sk_c3) = sk_c4
| multiply(sk_c1,sk_c7) = sk_c6 ),
prove_this_11 ).
cnf(c_0_98,negated_conjecture,
( multiply(sk_c1,sk_c7) = sk_c6
| multiply(sk_c4,multiply(sk_c7,X1)) = multiply(sk_c6,X1) ),
inference(spm,[status(thm)],[c_0_19,c_0_93]) ).
cnf(c_0_99,negated_conjecture,
( inverse(X2) != sk_c7
| inverse(X1) != sk_c7
| multiply(X2,sk_c7) != sk_c6
| multiply(X1,sk_c6) != sk_c7 ),
inference(spm,[status(thm)],[c_0_94,c_0_74]) ).
cnf(c_0_100,negated_conjecture,
( multiply(sk_c3,sk_c6) = sk_c7
| multiply(sk_c1,sk_c7) = sk_c6 ),
inference(rw,[status(thm)],[c_0_95,c_0_73]) ).
cnf(c_0_101,negated_conjecture,
( multiply(sk_c4,sk_c6) = sk_c4
| multiply(sk_c1,sk_c7) = sk_c6 ),
inference(spm,[status(thm)],[c_0_96,c_0_97]) ).
cnf(c_0_102,negated_conjecture,
( multiply(sk_c4,sk_c6) = sk_c7
| multiply(sk_c1,sk_c7) = sk_c6 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_98,c_0_74]),c_0_73]) ).
cnf(c_0_103,negated_conjecture,
( inverse(X1) != sk_c7
| inverse(sk_c3) != sk_c7
| multiply(X1,sk_c7) != sk_c6
| multiply(sk_c1,sk_c7) = sk_c6 ),
inference(spm,[status(thm)],[c_0_99,c_0_100]) ).
cnf(c_0_104,negated_conjecture,
( sk_c4 = sk_c7
| multiply(sk_c1,sk_c7) = sk_c6 ),
inference(spm,[status(thm)],[c_0_101,c_0_102]) ).
cnf(c_0_105,negated_conjecture,
( inverse(X1) != sk_c7
| multiply(X1,sk_c7) != sk_c6
| multiply(sk_c1,sk_c7) = sk_c6 ),
inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_103,c_0_97]),c_0_104]) ).
cnf(c_0_106,negated_conjecture,
multiply(sk_c1,sk_c7) = sk_c6,
inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_105,c_0_36]),c_0_75]) ).
cnf(c_0_107,plain,
multiply(sk_c6,X1) = X1,
inference(rw,[status(thm)],[c_0_21,c_0_89]) ).
cnf(c_0_108,negated_conjecture,
multiply(sk_c1,multiply(sk_c7,X1)) = X1,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_106]),c_0_107]) ).
cnf(c_0_109,negated_conjecture,
multiply(sk_c1,sk_c6) = sk_c7,
inference(spm,[status(thm)],[c_0_108,c_0_74]) ).
cnf(c_0_110,negated_conjecture,
multiply(sk_c1,X1) = multiply(sk_c7,X1),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_109]),c_0_107]) ).
cnf(c_0_111,plain,
multiply(X1,inverse(X1)) = sk_c6,
inference(rw,[status(thm)],[c_0_53,c_0_89]) ).
cnf(c_0_112,negated_conjecture,
multiply(sk_c7,inverse(sk_c1)) = sk_c6,
inference(spm,[status(thm)],[c_0_110,c_0_111]) ).
cnf(c_0_113,negated_conjecture,
multiply(inverse(sk_c7),sk_c6) = sk_c7,
inference(spm,[status(thm)],[c_0_22,c_0_74]) ).
cnf(c_0_114,negated_conjecture,
( inverse(X1) != sk_c7
| inverse(sk_c1) != sk_c7
| multiply(X1,sk_c7) != sk_c6 ),
inference(spm,[status(thm)],[c_0_99,c_0_109]) ).
cnf(c_0_115,negated_conjecture,
inverse(sk_c1) = sk_c7,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_112]),c_0_113]) ).
cnf(c_0_116,negated_conjecture,
( inverse(X1) != sk_c7
| multiply(X1,sk_c7) != sk_c6 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_114,c_0_115])]) ).
cnf(c_0_117,negated_conjecture,
$false,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_116,c_0_115]),c_0_110]),c_0_74])]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01 % Problem : GRP353-1 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.02 % Command : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.06/0.31 % Computer : n012.cluster.edu
% 0.06/0.31 % Model : x86_64 x86_64
% 0.06/0.31 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.06/0.31 % Memory : 8046.5625MB
% 0.06/0.31 % OS : Linux 6.8.0-71-generic
% 0.06/0.31 % CPULimit : 300
% 0.06/0.31 % WCLimit : 300
% 0.06/0.31 % DateTime : Sun Sep 20 20:10:23 UTC 2026
% 0.06/0.32 % CPUTime :
% 0.06/0.32 Running run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.09/0.34 Running first-order theorem proving
% 0.09/0.34 Running: /export/starexec/sandbox2/solver/bin/eprover --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.39 % Version: 3.5.1
% 0.09/0.39 % Preprocessing class: FSMSSMSMSSSNFFN.
% 0.09/0.39 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.09/0.39 % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 1500s (5) cores
% 0.09/0.39 % Starting new_bool_3 with 300s (1) cores
% 0.09/0.39 % Starting new_bool_1 with 300s (1) cores
% 0.09/0.39 % Starting sh5l with 300s (1) cores
% 0.09/0.39 % G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with pid 769920 completed with status 0
% 0.09/0.39 % Result found by G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI
% 0.09/0.39 % Preprocessing class: FSMSSMSMSSSNFFN.
% 0.09/0.39 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.09/0.39 % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 1500s (5) cores
% 0.09/0.39 % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 0.09/0.39 % No SInE strategy applied
% 0.09/0.39 % Search class: FGHPS-FFMM21-SFFFFFNN
% 0.09/0.39 % Scheduled 7 strats onto 5 cores with 1500 seconds (1500 total)
% 0.09/0.39 % Starting SubtermCWHack with 136s (1) cores
% 0.09/0.39 % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 151s (1) cores
% 0.09/0.39 % Starting G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_RG_S04AN with 136s (1) cores
% 0.09/0.39 % Starting new_bool_3 with 136s (1) cores
% 0.09/0.39 % Starting new_bool_1 with 136s (1) cores
% 0.09/0.39 % G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_RG_S04AN with pid 769928 completed with status 0
% 0.09/0.39 % Result found by G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_RG_S04AN
% 0.09/0.39 % Preprocessing class: FSMSSMSMSSSNFFN.
% 0.09/0.39 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.09/0.39 % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 1500s (5) cores
% 0.09/0.39 % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 0.09/0.39 % No SInE strategy applied
% 0.09/0.39 % Search class: FGHPS-FFMM21-SFFFFFNN
% 0.09/0.39 % Scheduled 7 strats onto 5 cores with 1500 seconds (1500 total)
% 0.09/0.39 % Starting SubtermCWHack with 136s (1) cores
% 0.09/0.39 % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 151s (1) cores
% 0.09/0.39 % Starting G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_RG_S04AN with 136s (1) cores
% 0.09/0.39 % Preprocessing time : 0.001 s
% 0.09/0.39 % Presaturation interreduction done
% 0.09/0.39
% 0.09/0.39 % Proof found!
% 0.09/0.39 % SZS status Unsatisfiable
% 0.09/0.39 % SZS output start CNFRefutation
% See solution above
% 0.09/0.39 % Parsed axioms : 28
% 0.09/0.39 % Removed by relevancy pruning/SinE : 0
% 0.09/0.39 % Initial clauses : 28
% 0.09/0.39 % Removed in clause preprocessing : 0
% 0.09/0.39 % Initial clauses in saturation : 28
% 0.09/0.39 % Processed clauses : 833
% 0.09/0.39 % ...of these trivial : 92
% 0.09/0.39 % ...subsumed : 310
% 0.09/0.39 % ...remaining for further processing : 431
% 0.09/0.39 % Other redundant clauses eliminated : 1
% 0.09/0.39 % Clauses deleted for lack of memory : 0
% 0.09/0.39 % Backward-subsumed : 62
% 0.09/0.39 % Backward-rewritten : 315
% 0.09/0.39 % Generated clauses : 2258
% 0.09/0.39 % ...of the previous two non-redundant : 2299
% 0.09/0.39 % ...aggressively subsumed : 0
% 0.09/0.39 % Contextual simplify-reflections : 14
% 0.09/0.39 % Paramodulations : 2257
% 0.09/0.39 % Factorizations : 0
% 0.09/0.39 % NegExts : 0
% 0.09/0.39 % Equation resolutions : 1
% 0.09/0.39 % Disequality decompositions : 0
% 0.09/0.39 % Total rewrite steps : 937
% 0.09/0.39 % ...of those cached : 848
% 0.09/0.39 % Propositional unsat checks : 0
% 0.09/0.39 % Propositional check models : 0
% 0.09/0.39 % Propositional check unsatisfiable : 0
% 0.09/0.39 % Propositional clauses : 0
% 0.09/0.39 % Propositional clauses after purity: 0
% 0.09/0.39 % Propositional unsat core size : 0
% 0.09/0.39 % Propositional preprocessing time : 0.000
% 0.09/0.39 % Propositional encoding time : 0.000
% 0.09/0.39 % Propositional solver time : 0.000
% 0.09/0.39 % Success case prop preproc time : 0.000
% 0.09/0.39 % Success case prop encoding time : 0.000
% 0.09/0.39 % Success case prop solver time : 0.000
% 0.09/0.39 % Current number of processed clauses : 25
% 0.09/0.39 % Positive orientable unit clauses : 13
% 0.09/0.39 % Positive unorientable unit clauses: 0
% 0.09/0.39 % Negative unit clauses : 1
% 0.09/0.39 % Non-unit-clauses : 11
% 0.09/0.39 % Current number of unprocessed clauses: 1425
% 0.09/0.39 % ...number of literals in the above : 6544
% 0.09/0.39 % Current number of archived formulas : 0
% 0.09/0.39 % Current number of archived clauses : 405
% 0.09/0.39 % Clause-clause subsumption calls (NU) : 4255
% 0.09/0.39 % Rec. Clause-clause subsumption calls : 1269
% 0.09/0.39 % Non-unit clause-clause subsumptions : 367
% 0.09/0.39 % Unit Clause-clause subsumption calls : 342
% 0.09/0.39 % Rewrite failures with RHS unbound : 0
% 0.09/0.39 % BW rewrite match attempts : 35
% 0.09/0.39 % BW rewrite match successes : 31
% 0.09/0.39 % Condensation attempts : 0
% 0.09/0.39 % Condensation successes : 0
% 0.09/0.39 % Termbank termtop insertions : 36021
% 0.09/0.39 % Search garbage collected termcells : 26
% 0.09/0.39
% 0.09/0.39 % -------------------------------------------------
% 0.09/0.39 % User time : 0.035 s
% 0.09/0.39 % System time : 0.002 s
% 0.09/0.39 % Total time : 0.037 s
% 0.09/0.39 % Maximum resident set size: 3644 pages
% 0.09/0.39
% 0.09/0.39 % -------------------------------------------------
% 0.09/0.39 % User time : 0.169 s
% 0.09/0.39 % System time : 0.015 s
% 0.09/0.39 % Total time : 0.184 s
% 0.09/0.39 % Maximum resident set size: 4864 pages
% 0.09/0.39 % E exiting
%------------------------------------------------------------------------------