TSTP Solution File: NUN056+2 by Prover9---1109a
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : Prover9---1109a
% Problem : NUN056+2 : TPTP v8.1.0. Released v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : tptp2X_and_run_prover9 %d %s
% Computer : n023.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 600s
% DateTime : Mon Jul 18 16:37:05 EDT 2022
% Result : Theorem 6.11s 6.44s
% Output : Refutation 6.11s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : NUN056+2 : TPTP v8.1.0. Released v7.3.0.
% 0.07/0.13 % Command : tptp2X_and_run_prover9 %d %s
% 0.12/0.34 % Computer : n023.cluster.edu
% 0.12/0.34 % Model : x86_64 x86_64
% 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34 % Memory : 8042.1875MB
% 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34 % CPULimit : 300
% 0.12/0.34 % WCLimit : 600
% 0.12/0.34 % DateTime : Thu Jun 2 03:26:26 EDT 2022
% 0.12/0.34 % CPUTime :
% 0.43/1.01 ============================== Prover9 ===============================
% 0.43/1.01 Prover9 (32) version 2009-11A, November 2009.
% 0.43/1.01 Process 9058 was started by sandbox on n023.cluster.edu,
% 0.43/1.01 Thu Jun 2 03:26:26 2022
% 0.43/1.01 The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_8903_n023.cluster.edu".
% 0.43/1.01 ============================== end of head ===========================
% 0.43/1.01
% 0.43/1.01 ============================== INPUT =================================
% 0.43/1.01
% 0.43/1.01 % Reading from file /tmp/Prover9_8903_n023.cluster.edu
% 0.43/1.01
% 0.43/1.01 set(prolog_style_variables).
% 0.43/1.01 set(auto2).
% 0.43/1.01 % set(auto2) -> set(auto).
% 0.43/1.01 % set(auto) -> set(auto_inference).
% 0.43/1.01 % set(auto) -> set(auto_setup).
% 0.43/1.01 % set(auto_setup) -> set(predicate_elim).
% 0.43/1.01 % set(auto_setup) -> assign(eq_defs, unfold).
% 0.43/1.01 % set(auto) -> set(auto_limits).
% 0.43/1.01 % set(auto_limits) -> assign(max_weight, "100.000").
% 0.43/1.01 % set(auto_limits) -> assign(sos_limit, 20000).
% 0.43/1.01 % set(auto) -> set(auto_denials).
% 0.43/1.01 % set(auto) -> set(auto_process).
% 0.43/1.01 % set(auto2) -> assign(new_constants, 1).
% 0.43/1.01 % set(auto2) -> assign(fold_denial_max, 3).
% 0.43/1.01 % set(auto2) -> assign(max_weight, "200.000").
% 0.43/1.01 % set(auto2) -> assign(max_hours, 1).
% 0.43/1.01 % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.43/1.01 % set(auto2) -> assign(max_seconds, 0).
% 0.43/1.01 % set(auto2) -> assign(max_minutes, 5).
% 0.43/1.01 % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.43/1.01 % set(auto2) -> set(sort_initial_sos).
% 0.43/1.01 % set(auto2) -> assign(sos_limit, -1).
% 0.43/1.01 % set(auto2) -> assign(lrs_ticks, 3000).
% 0.43/1.01 % set(auto2) -> assign(max_megs, 400).
% 0.43/1.01 % set(auto2) -> assign(stats, some).
% 0.43/1.01 % set(auto2) -> clear(echo_input).
% 0.43/1.01 % set(auto2) -> set(quiet).
% 0.43/1.01 % set(auto2) -> clear(print_initial_clauses).
% 0.43/1.01 % set(auto2) -> clear(print_given).
% 0.43/1.01 assign(lrs_ticks,-1).
% 0.43/1.01 assign(sos_limit,10000).
% 0.43/1.01 assign(order,kbo).
% 0.43/1.01 set(lex_order_vars).
% 0.43/1.01 clear(print_given).
% 0.43/1.01
% 0.43/1.01 % formulas(sos). % not echoed (12 formulas)
% 0.43/1.01
% 0.43/1.01 ============================== end of input ==========================
% 0.43/1.01
% 0.43/1.01 % From the command line: assign(max_seconds, 300).
% 0.43/1.01
% 0.43/1.01 ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.43/1.01
% 0.43/1.01 % Formulas that are not ordinary clauses:
% 0.43/1.01 1 (exists Y24 all X19 (-r1(X19) & X19 != Y24 | r1(X19) & X19 = Y24)) # label(axiom_1) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 2 (all X11 exists Y21 all X12 (-r2(X11,X12) & X12 != Y21 | r2(X11,X12) & X12 = Y21)) # label(axiom_2) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 3 (all X13 all X14 exists Y22 all X15 (-r3(X13,X14,X15) & X15 != Y22 | r3(X13,X14,X15) & X15 = Y22)) # label(axiom_3) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 4 (all X16 all X17 exists Y23 all X18 (-r4(X16,X17,X18) & X18 != Y23 | r4(X16,X17,X18) & X18 = Y23)) # label(axiom_4) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 5 (all X1 all X8 exists Y4 ((exists Y5 ((exists Y15 (r2(X8,Y15) & r3(X1,Y15,Y5))) & Y5 = Y4)) & (exists Y7 (r2(Y7,Y4) & r3(X1,X8,Y7))))) # label(axiom_1a) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 6 (all X2 all X9 exists Y2 ((exists Y3 ((exists Y14 (r2(X9,Y14) & r4(X2,Y14,Y3))) & Y3 = Y2)) & (exists Y6 (r3(Y6,X2,Y2) & r4(X2,X9,Y6))))) # label(axiom_2a) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 7 (all X3 all X10 ((all Y12 ((all Y13 (-r2(X3,Y13) | Y13 != Y12)) | -r2(X10,Y12))) | X3 = X10)) # label(axiom_3a) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 8 (all X4 exists Y9 ((exists Y16 (r1(Y16) & r3(X4,Y16,Y9))) & Y9 = X4)) # label(axiom_4a) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 9 (all X5 exists Y8 ((exists Y17 (r1(Y17) & r4(X5,Y17,Y8))) & (exists Y18 (r1(Y18) & Y8 = Y18)))) # label(axiom_5a) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 10 (all X6 ((exists Y19 (r1(Y19) & X6 = Y19)) | (exists Y1 exists Y11 (r2(Y1,Y11) & X6 = Y11)))) # label(axiom_6a) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 11 (all X7 all Y10 ((all Y20 (-r1(Y20) | Y20 != Y10)) | -r2(X7,Y10))) # label(axiom_7a) # label(axiom) # label(non_clause). [assumption].
% 0.43/1.01 12 -(exists Y1 ((exists Y2 (Y1 = Y2 & (exists Y3 (r2(Y3,Y2) & (exists Y5 (r2(Y5,Y3) & (exists Y8 (r1(Y8) & r2(Y8,Y5))))))))) & (exists Y4 ((exists Y6 (r3(Y6,Y4,Y1) & (exists Y9 (r1(Y9) & r2(Y9,Y6))))) & (exists Y7 (r2(Y7,Y4) & (exists Y10 (r1(Y10) & r2(Y10,Y7))))))))) # label(oneplustwoeqthree) # label(negated_conjecture) # label(non_clause). [assumption].
% 6.11/6.43
% 6.11/6.43 ============================== end of process non-clausal formulas ===
% 6.11/6.43
% 6.11/6.43 ============================== PROCESS INITIAL CLAUSES ===============
% 6.11/6.43
% 6.11/6.43 ============================== PREDICATE ELIMINATION =================
% 6.11/6.43 13 A != B | -r2(C,B) | -r2(D,C) | -r1(E) | -r2(E,D) | -r3(F,V6,A) | -r1(V7) | -r2(V7,F) | -r2(V8,V6) | -r1(V9) | -r2(V9,V8) # label(oneplustwoeqthree) # label(negated_conjecture). [clausify(12)].
% 6.11/6.43 14 r3(A,B,f7(A,B)) # label(axiom_1a) # label(axiom). [clausify(5)].
% 6.11/6.43 15 r3(A,f13(A),f12(A)) # label(axiom_4a) # label(axiom). [clausify(8)].
% 6.11/6.43 16 r3(A,f6(A,B),f5(A,B)) # label(axiom_1a) # label(axiom). [clausify(5)].
% 6.11/6.43 17 r3(f11(A,B),A,f8(A,B)) # label(axiom_2a) # label(axiom). [clausify(6)].
% 6.11/6.43 Derived: f7(A,B) != C | -r2(D,C) | -r2(E,D) | -r1(F) | -r2(F,E) | -r1(V6) | -r2(V6,A) | -r2(V7,B) | -r1(V8) | -r2(V8,V7). [resolve(13,f,14,a)].
% 6.11/6.43 Derived: f12(A) != B | -r2(C,B) | -r2(D,C) | -r1(E) | -r2(E,D) | -r1(F) | -r2(F,A) | -r2(V6,f13(A)) | -r1(V7) | -r2(V7,V6). [resolve(13,f,15,a)].
% 6.11/6.43 Derived: f5(A,B) != C | -r2(D,C) | -r2(E,D) | -r1(F) | -r2(F,E) | -r1(V6) | -r2(V6,A) | -r2(V7,f6(A,B)) | -r1(V8) | -r2(V8,V7). [resolve(13,f,16,a)].
% 6.11/6.43 Derived: f8(A,B) != C | -r2(D,C) | -r2(E,D) | -r1(F) | -r2(F,E) | -r1(V6) | -r2(V6,f11(A,B)) | -r2(V7,A) | -r1(V8) | -r2(V8,V7). [resolve(13,f,17,a)].
% 6.11/6.43 18 -r3(A,B,C) | C = f2(A,B) # label(axiom_3) # label(axiom). [clausify(3)].
% 6.11/6.43 Derived: f7(A,B) = f2(A,B). [resolve(18,a,14,a)].
% 6.11/6.43 Derived: f12(A) = f2(A,f13(A)). [resolve(18,a,15,a)].
% 6.11/6.43 Derived: f5(A,B) = f2(A,f6(A,B)). [resolve(18,a,16,a)].
% 6.11/6.43 Derived: f8(A,B) = f2(f11(A,B),A). [resolve(18,a,17,a)].
% 6.11/6.43 19 A != f2(B,C) | r3(B,C,A) # label(axiom_3) # label(axiom). [clausify(3)].
% 6.11/6.43 Derived: A != f2(B,C) | A != D | -r2(E,D) | -r2(F,E) | -r1(V6) | -r2(V6,F) | -r1(V7) | -r2(V7,B) | -r2(V8,C) | -r1(V9) | -r2(V9,V8). [resolve(19,b,13,f)].
% 6.11/6.43 20 -r4(A,B,C) | C = f3(A,B) # label(axiom_4) # label(axiom). [clausify(4)].
% 6.11/6.43 21 r4(A,B,f11(A,B)) # label(axiom_2a) # label(axiom). [clausify(6)].
% 6.11/6.43 22 r4(A,f15(A),f14(A)) # label(axiom_5a) # label(axiom). [clausify(9)].
% 6.11/6.43 23 r4(A,f10(A,B),f9(A,B)) # label(axiom_2a) # label(axiom). [clausify(6)].
% 6.11/6.43 Derived: f11(A,B) = f3(A,B). [resolve(20,a,21,a)].
% 6.11/6.43 Derived: f14(A) = f3(A,f15(A)). [resolve(20,a,22,a)].
% 6.11/6.43 Derived: f9(A,B) = f3(A,f10(A,B)). [resolve(20,a,23,a)].
% 6.11/6.43 24 A != f3(B,C) | r4(B,C,A) # label(axiom_4) # label(axiom). [clausify(4)].
% 6.11/6.43
% 6.11/6.43 ============================== end predicate elimination =============
% 6.11/6.43
% 6.11/6.43 Auto_denials: (non-Horn, no changes).
% 6.11/6.43
% 6.11/6.43 Term ordering decisions:
% 6.11/6.43 Function symbol KB weights: c1=1. f2=1. f3=1. f4=1. f5=1. f6=1. f7=1. f8=1. f9=1. f10=1. f11=1. f1=1. f12=1. f13=1. f14=1. f15=1. f16=1. f17=1. f18=1. f19=1.
% 6.11/6.43
% 6.11/6.43 ============================== end of process initial clauses ========
% 6.11/6.43
% 6.11/6.43 ============================== CLAUSES FOR SEARCH ====================
% 6.11/6.43
% 6.11/6.43 ============================== end of clauses for search =============
% 6.11/6.43
% 6.11/6.43 ============================== SEARCH ================================
% 6.11/6.43
% 6.11/6.43 % Starting search at 0.42 seconds.
% 6.11/6.43
% 6.11/6.43 Low Water (keep): wt=31.000, iters=3463
% 6.11/6.43
% 6.11/6.43 Low Water (keep): wt=30.000, iters=3350
% 6.11/6.43
% 6.11/6.43 Low Water (keep): wt=29.000, iters=3344
% 6.11/6.43
% 6.11/6.43 Low Water (keep): wt=28.000, iters=3333
% 6.11/6.43
% 6.11/6.43 Low Water (keep): wt=27.000, iters=3344
% 6.11/6.43
% 6.11/6.43 Low Water (keep): wt=26.000, iters=3334
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=6513, wt=38.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=6498, wt=37.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=7082, wt=35.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=6514, wt=34.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=7083, wt=33.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=7226, wt=32.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=7136, wt=31.000
% 6.11/6.43
% 6.11/6.43 Low Water (keep): wt=25.000, iters=3606
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=10858, wt=30.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=11975, wt=26.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=11980, wt=25.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=11982, wt=23.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=12078, wt=22.000
% 6.11/6.43
% 6.11/6.43 Low Water (displace): id=12082, wt=20.000
% 6.11/6.43
% 6.11/6.43 ============================== PROOF =================================
% 6.11/6.44 % SZS status Theorem
% 6.11/6.44 % SZS output start Refutation
% 6.11/6.44
% 6.11/6.44 % Proof 1 at 5.38 (+ 0.05) seconds.
% 6.11/6.44 % Length of proof is 46.
% 6.11/6.44 % Level of proof is 7.
% 6.11/6.44 % Maximum clause weight is 32.000.
% 6.11/6.44 % Given clauses 795.
% 6.11/6.44
% 6.11/6.44 1 (exists Y24 all X19 (-r1(X19) & X19 != Y24 | r1(X19) & X19 = Y24)) # label(axiom_1) # label(axiom) # label(non_clause). [assumption].
% 6.11/6.44 2 (all X11 exists Y21 all X12 (-r2(X11,X12) & X12 != Y21 | r2(X11,X12) & X12 = Y21)) # label(axiom_2) # label(axiom) # label(non_clause). [assumption].
% 6.11/6.44 3 (all X13 all X14 exists Y22 all X15 (-r3(X13,X14,X15) & X15 != Y22 | r3(X13,X14,X15) & X15 = Y22)) # label(axiom_3) # label(axiom) # label(non_clause). [assumption].
% 6.11/6.44 5 (all X1 all X8 exists Y4 ((exists Y5 ((exists Y15 (r2(X8,Y15) & r3(X1,Y15,Y5))) & Y5 = Y4)) & (exists Y7 (r2(Y7,Y4) & r3(X1,X8,Y7))))) # label(axiom_1a) # label(axiom) # label(non_clause). [assumption].
% 6.11/6.44 6 (all X2 all X9 exists Y2 ((exists Y3 ((exists Y14 (r2(X9,Y14) & r4(X2,Y14,Y3))) & Y3 = Y2)) & (exists Y6 (r3(Y6,X2,Y2) & r4(X2,X9,Y6))))) # label(axiom_2a) # label(axiom) # label(non_clause). [assumption].
% 6.11/6.44 8 (all X4 exists Y9 ((exists Y16 (r1(Y16) & r3(X4,Y16,Y9))) & Y9 = X4)) # label(axiom_4a) # label(axiom) # label(non_clause). [assumption].
% 6.11/6.44 9 (all X5 exists Y8 ((exists Y17 (r1(Y17) & r4(X5,Y17,Y8))) & (exists Y18 (r1(Y18) & Y8 = Y18)))) # label(axiom_5a) # label(axiom) # label(non_clause). [assumption].
% 6.11/6.44 12 -(exists Y1 ((exists Y2 (Y1 = Y2 & (exists Y3 (r2(Y3,Y2) & (exists Y5 (r2(Y5,Y3) & (exists Y8 (r1(Y8) & r2(Y8,Y5))))))))) & (exists Y4 ((exists Y6 (r3(Y6,Y4,Y1) & (exists Y9 (r1(Y9) & r2(Y9,Y6))))) & (exists Y7 (r2(Y7,Y4) & (exists Y10 (r1(Y10) & r2(Y10,Y7))))))))) # label(oneplustwoeqthree) # label(negated_conjecture) # label(non_clause). [assumption].
% 6.11/6.44 13 A != B | -r2(C,B) | -r2(D,C) | -r1(E) | -r2(E,D) | -r3(F,V6,A) | -r1(V7) | -r2(V7,F) | -r2(V8,V6) | -r1(V9) | -r2(V9,V8) # label(oneplustwoeqthree) # label(negated_conjecture). [clausify(12)].
% 6.11/6.44 14 r3(A,B,f7(A,B)) # label(axiom_1a) # label(axiom). [clausify(5)].
% 6.11/6.44 15 r3(A,f13(A),f12(A)) # label(axiom_4a) # label(axiom). [clausify(8)].
% 6.11/6.44 16 r3(A,f6(A,B),f5(A,B)) # label(axiom_1a) # label(axiom). [clausify(5)].
% 6.11/6.44 18 -r3(A,B,C) | C = f2(A,B) # label(axiom_3) # label(axiom). [clausify(3)].
% 6.11/6.44 19 A != f2(B,C) | r3(B,C,A) # label(axiom_3) # label(axiom). [clausify(3)].
% 6.11/6.44 25 r1(f13(A)) # label(axiom_4a) # label(axiom). [clausify(8)].
% 6.11/6.44 26 r1(f15(A)) # label(axiom_5a) # label(axiom). [clausify(9)].
% 6.11/6.44 28 f12(A) = A # label(axiom_4a) # label(axiom). [clausify(8)].
% 6.11/6.44 29 r2(A,f6(B,A)) # label(axiom_1a) # label(axiom). [clausify(5)].
% 6.11/6.44 30 r2(A,f10(B,A)) # label(axiom_2a) # label(axiom). [clausify(6)].
% 6.11/6.44 32 f5(A,B) = f4(A,B) # label(axiom_1a) # label(axiom). [clausify(5)].
% 6.11/6.44 33 r2(f7(A,B),f4(A,B)) # label(axiom_1a) # label(axiom). [clausify(5)].
% 6.11/6.44 40 -r1(A) | A = c1 # label(axiom_1) # label(axiom). [clausify(1)].
% 6.11/6.44 41 -r1(A) | c1 = A. [copy(40),flip(b)].
% 6.11/6.44 44 -r2(A,B) | B = f1(A) # label(axiom_2) # label(axiom). [clausify(2)].
% 6.11/6.44 45 -r2(A,B) | f1(A) = B. [copy(44),flip(b)].
% 6.11/6.44 55 f7(A,B) = f2(A,B). [resolve(18,a,14,a)].
% 6.11/6.44 56 f12(A) = f2(A,f13(A)). [resolve(18,a,15,a)].
% 6.11/6.44 57 f2(A,f13(A)) = A. [copy(56),rewrite([28(1)]),flip(a)].
% 6.11/6.44 58 f5(A,B) = f2(A,f6(A,B)). [resolve(18,a,16,a)].
% 6.11/6.44 59 f2(A,f6(A,B)) = f4(A,B). [copy(58),rewrite([32(1)]),flip(a)].
% 6.11/6.44 61 A != f2(B,C) | A != D | -r2(E,D) | -r2(F,E) | -r1(V6) | -r2(V6,F) | -r1(V7) | -r2(V7,B) | -r2(V8,C) | -r1(V9) | -r2(V9,V8). [resolve(19,b,13,f)].
% 6.11/6.44 62 f2(A,B) != C | C != D | -r2(E,D) | -r2(F,E) | -r1(V6) | -r2(V6,F) | -r1(V7) | -r2(V7,A) | -r2(V8,B) | -r1(V9) | -r2(V9,V8). [copy(61),flip(a)].
% 6.11/6.44 121 r2(f2(A,B),f4(A,B)). [back_rewrite(33),rewrite([55(1)])].
% 6.11/6.44 135 f2(A,B) != C | C != D | -r2(E,D) | -r2(A,E) | -r1(F) | -r2(F,A) | -r2(V6,B) | -r1(V7) | -r2(V7,V6). [factor(62,f,h),merge(g)].
% 6.11/6.44 493 f2(A,B) != C | C != D | -r2(E,D) | -r2(A,E) | -r1(F) | -r2(F,A) | -r2(A,B). [factor(135,f,i),merge(h)].
% 6.11/6.44 1258 f15(A) = c1. [resolve(41,a,26,a),flip(a)].
% 6.11/6.44 1259 f13(A) = c1. [resolve(41,a,25,a),flip(a)].
% 6.11/6.44 1266 r1(c1). [back_rewrite(26),rewrite([1258(1)])].
% 6.11/6.44 1267 f2(A,c1) = A. [back_rewrite(57),rewrite([1259(1)])].
% 6.11/6.44 1271 f10(A,B) = f1(B). [resolve(45,a,30,a),flip(a)].
% 6.11/6.44 1272 f6(A,B) = f1(B). [resolve(45,a,29,a),flip(a)].
% 6.11/6.44 1277 r2(A,f1(A)). [back_rewrite(30),rewrite([1271(1)])].
% 6.11/6.44 1439 f2(A,f1(B)) = f4(A,B). [back_rewrite(59),rewrite([1272(1)])].
% 6.11/6.44 10961 r2(A,f4(A,c1)). [para(1267(a,1),121(a,1))].
% 6.11/6.44 12511 f4(A,c1) = f1(A). [resolve(10961,a,45,a),flip(a)].
% 6.11/6.44 12522 $F. [ur(493,a,xx,b,1439,a,c,121,a,e,1266,a,f,1277,a,g,1277,a),rewrite([1439(7),12511(6)]),unit_del(a,1277)].
% 6.11/6.44
% 6.11/6.44 % SZS output end Refutation
% 6.11/6.44 ============================== end of proof ==========================
% 6.11/6.44
% 6.11/6.44 ============================== STATISTICS ============================
% 6.11/6.44
% 6.11/6.44 Given=795. Generated=100225. Kept=12487. proofs=1.
% 6.11/6.44 Usable=789. Sos=8983. Demods=19. Limbo=0, Disabled=2759. Hints=0.
% 6.11/6.44 Megabytes=8.67.
% 6.11/6.44 User_CPU=5.38, System_CPU=0.05, Wall_clock=6.
% 6.11/6.44
% 6.11/6.44 ============================== end of statistics =====================
% 6.11/6.44
% 6.11/6.44 ============================== end of search =========================
% 6.11/6.44
% 6.11/6.44 THEOREM PROVED
% 6.11/6.44 % SZS status Theorem
% 6.11/6.44
% 6.11/6.44 Exiting with 1 proof.
% 6.11/6.44
% 6.11/6.44 Process 9058 exit (max_proofs) Thu Jun 2 03:26:32 2022
% 6.11/6.44 Prover9 interrupted
%------------------------------------------------------------------------------