TSTP Solution File: SET927+1 by Otter---3.3
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : SET927+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n028.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 : 300s
% DateTime : Wed Jul 27 13:14:33 EDT 2022
% Result : Timeout 299.87s 300.04s
% Output : None
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11 % Problem : SET927+1 : TPTP v8.1.0. Released v3.2.0.
% 0.06/0.12 % Command : otter-tptp-script %s
% 0.12/0.33 % Computer : n028.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.33 % WCLimit : 300
% 0.12/0.33 % DateTime : Wed Jul 27 10:59:49 EDT 2022
% 0.12/0.33 % CPUTime :
% 4.59/4.77 ----- Otter 3.3f, August 2004 -----
% 4.59/4.77 The process was started by sandbox on n028.cluster.edu,
% 4.59/4.77 Wed Jul 27 10:59:49 2022
% 4.59/4.77 The command was "./otter". The process ID is 21653.
% 4.59/4.77
% 4.59/4.77 set(prolog_style_variables).
% 4.59/4.77 set(auto).
% 4.59/4.77 dependent: set(auto1).
% 4.59/4.77 dependent: set(process_input).
% 4.59/4.77 dependent: clear(print_kept).
% 4.59/4.77 dependent: clear(print_new_demod).
% 4.59/4.77 dependent: clear(print_back_demod).
% 4.59/4.77 dependent: clear(print_back_sub).
% 4.59/4.77 dependent: set(control_memory).
% 4.59/4.77 dependent: assign(max_mem, 12000).
% 4.59/4.77 dependent: assign(pick_given_ratio, 4).
% 4.59/4.77 dependent: assign(stats_level, 1).
% 4.59/4.77 dependent: assign(max_seconds, 10800).
% 4.59/4.77 clear(print_given).
% 4.59/4.77
% 4.59/4.77 formula_list(usable).
% 4.59/4.77 all A (A=A).
% 4.59/4.77 all A B (unordered_pair(A,B)=unordered_pair(B,A)).
% 4.59/4.77 all A B (in(A,B)-> -in(B,A)).
% 4.59/4.77 exists A empty(A).
% 4.59/4.77 exists A (-empty(A)).
% 4.59/4.77 -(all A B C (set_difference(unordered_pair(A,B),C)=singleton(A)<-> -in(A,C)& (in(B,C)|A=B))).
% 4.59/4.77 all A B C (set_difference(unordered_pair(A,B),C)=singleton(A)<-> -in(A,C)& (in(B,C)|A=B)).
% 4.59/4.77 end_of_list.
% 4.59/4.77
% 4.59/4.77 -------> usable clausifies to:
% 4.59/4.77
% 4.59/4.77 list(usable).
% 4.59/4.77 0 [] A=A.
% 4.59/4.77 0 [] unordered_pair(A,B)=unordered_pair(B,A).
% 4.59/4.77 0 [] -in(A,B)| -in(B,A).
% 4.59/4.77 0 [] empty($c1).
% 4.59/4.77 0 [] -empty($c2).
% 4.59/4.77 0 [] set_difference(unordered_pair($c5,$c4),$c3)=singleton($c5)| -in($c5,$c3).
% 4.59/4.77 0 [] set_difference(unordered_pair($c5,$c4),$c3)=singleton($c5)|in($c4,$c3)|$c5=$c4.
% 4.59/4.77 0 [] set_difference(unordered_pair($c5,$c4),$c3)!=singleton($c5)|in($c5,$c3)| -in($c4,$c3).
% 4.59/4.77 0 [] set_difference(unordered_pair($c5,$c4),$c3)!=singleton($c5)|in($c5,$c3)|$c5!=$c4.
% 4.59/4.77 0 [] set_difference(unordered_pair(A,B),C)!=singleton(A)| -in(A,C).
% 4.59/4.77 0 [] set_difference(unordered_pair(A,B),C)!=singleton(A)|in(B,C)|A=B.
% 4.59/4.77 0 [] set_difference(unordered_pair(A,B),C)=singleton(A)|in(A,C)| -in(B,C).
% 4.59/4.77 0 [] set_difference(unordered_pair(A,B),C)=singleton(A)|in(A,C)|A!=B.
% 4.59/4.77 end_of_list.
% 4.59/4.77
% 4.59/4.77 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=3.
% 4.59/4.77
% 4.59/4.77 This ia a non-Horn set with equality. The strategy will be
% 4.59/4.77 Knuth-Bendix, ordered hyper_res, factoring, and unit
% 4.59/4.77 deletion, with positive clauses in sos and nonpositive
% 4.59/4.77 clauses in usable.
% 4.59/4.77
% 4.59/4.77 dependent: set(knuth_bendix).
% 4.59/4.77 dependent: set(anl_eq).
% 4.59/4.77 dependent: set(para_from).
% 4.59/4.77 dependent: set(para_into).
% 4.59/4.77 dependent: clear(para_from_right).
% 4.59/4.77 dependent: clear(para_into_right).
% 4.59/4.77 dependent: set(para_from_vars).
% 4.59/4.77 dependent: set(eq_units_both_ways).
% 4.59/4.77 dependent: set(dynamic_demod_all).
% 4.59/4.77 dependent: set(dynamic_demod).
% 4.59/4.77 dependent: set(order_eq).
% 4.59/4.77 dependent: set(back_demod).
% 4.59/4.77 dependent: set(lrpo).
% 4.59/4.77 dependent: set(hyper_res).
% 4.59/4.77 dependent: set(unit_deletion).
% 4.59/4.77 dependent: set(factor).
% 4.59/4.77
% 4.59/4.77 ------------> process usable:
% 4.59/4.77 ** KEPT (pick-wt=6): 1 [] -in(A,B)| -in(B,A).
% 4.59/4.77 ** KEPT (pick-wt=2): 2 [] -empty($c2).
% 4.59/4.77 ** KEPT (pick-wt=11): 4 [copy,3,flip.1] singleton($c5)=set_difference(unordered_pair($c5,$c4),$c3)| -in($c5,$c3).
% 4.59/4.77 ** KEPT (pick-wt=14): 6 [copy,5,flip.1] singleton($c5)!=set_difference(unordered_pair($c5,$c4),$c3)|in($c5,$c3)| -in($c4,$c3).
% 4.59/4.77 ** KEPT (pick-wt=14): 8 [copy,7,flip.1] singleton($c5)!=set_difference(unordered_pair($c5,$c4),$c3)|in($c5,$c3)|$c5!=$c4.
% 4.59/4.77 ** KEPT (pick-wt=11): 9 [] set_difference(unordered_pair(A,B),C)!=singleton(A)| -in(A,C).
% 4.59/4.77 ** KEPT (pick-wt=14): 10 [] set_difference(unordered_pair(A,B),C)!=singleton(A)|in(B,C)|A=B.
% 4.59/4.77 ** KEPT (pick-wt=14): 11 [] set_difference(unordered_pair(A,B),C)=singleton(A)|in(A,C)| -in(B,C).
% 4.59/4.77 ** KEPT (pick-wt=14): 12 [] set_difference(unordered_pair(A,B),C)=singleton(A)|in(A,C)|A!=B.
% 4.59/4.77
% 4.59/4.77 ------------> process sos:
% 4.59/4.77 ** KEPT (pick-wt=3): 14 [] A=A.
% 4.59/4.77 ** KEPT (pick-wt=7): 15 [] unordered_pair(A,B)=unordered_pair(B,A).
% 4.59/4.77 ** KEPT (pick-wt=2): 16 [] empty($c1).
% 4.59/4.77 ** KEPT (pick-wt=14): 18 [copy,17,flip.1] singleton($c5)=set_difference(unordered_pair($c5,$c4),$c3)|in($c4,$c3)|$c5=$c4.
% 4.59/4.77 Following clause subsumed by 14 during input processing: 0 [copy,14,flip.1] A=A.
% 4.59/4.77 Following clause subsumed by 15 during input processing: 0 [copy,15,flip.1] unordered_pair(A,B)=unordered_pair(B,A).
% 4.59/4.77
% 4.59/4.77 ======= end of input processing =======
% 4.59/4.77
% 4.59/4.77 =========== start of search ===========
% 4.59/4.77
% 4.59/4.77
% 4.59/4.77 Resetting weight limit to 25.
% 4.59/4.77
% 4.59/4.77
% 4.59/4.77 Resetting weight limit to 25.
% 4.59/4.77
% 4.59/4.77 sos_size=2384
% 4.59/4.77
% 4.59/4.77
% 4.59/4.77 Resetting weight limit Alarm clock
% 299.87/300.04 Otter interrupted
% 299.87/300.04 PROOF NOT FOUND
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