TSTP Solution File: SET095-7 by SOS---2.0
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- Process Solution
%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : SET095-7 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : sos-script %s
% Computer : n020.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 : Tue Jul 19 05:15:42 EDT 2022
% Result : Unsatisfiable 0.74s 0.94s
% Output : Refutation 0.74s
% Verified :
% SZS Type : -
% Comments :
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11 % Problem : SET095-7 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.07/0.12 % Command : sos-script %s
% 0.11/0.33 % Computer : n020.cluster.edu
% 0.11/0.33 % Model : x86_64 x86_64
% 0.11/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33 % Memory : 8042.1875MB
% 0.11/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33 % CPULimit : 300
% 0.11/0.33 % WCLimit : 600
% 0.11/0.33 % DateTime : Sun Jul 10 05:22:28 EDT 2022
% 0.11/0.33 % CPUTime :
% 0.11/0.36 ----- Otter 3.2, August 2001 -----
% 0.11/0.36 The process was started by sandbox on n020.cluster.edu,
% 0.11/0.36 Sun Jul 10 05:22:28 2022
% 0.11/0.36 The command was "./sos". The process ID is 25360.
% 0.11/0.36
% 0.11/0.36 set(prolog_style_variables).
% 0.11/0.36 set(auto).
% 0.11/0.36 dependent: set(auto1).
% 0.11/0.36 dependent: set(process_input).
% 0.11/0.36 dependent: clear(print_kept).
% 0.11/0.36 dependent: clear(print_new_demod).
% 0.11/0.36 dependent: clear(print_back_demod).
% 0.11/0.36 dependent: clear(print_back_sub).
% 0.11/0.36 dependent: set(control_memory).
% 0.11/0.36 dependent: assign(max_mem, 12000).
% 0.11/0.36 dependent: assign(pick_given_ratio, 4).
% 0.11/0.36 dependent: assign(stats_level, 1).
% 0.11/0.36 dependent: assign(pick_semantic_ratio, 3).
% 0.11/0.36 dependent: assign(sos_limit, 5000).
% 0.11/0.36 dependent: assign(max_weight, 60).
% 0.11/0.36 clear(print_given).
% 0.11/0.36
% 0.11/0.36 list(usable).
% 0.11/0.36
% 0.11/0.36 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=5.
% 0.11/0.36
% 0.11/0.36 This ia a non-Horn set with equality. The strategy will be
% 0.11/0.36 Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.11/0.36 unit deletion, with positive clauses in sos and nonpositive
% 0.11/0.36 clauses in usable.
% 0.11/0.36
% 0.11/0.36 dependent: set(knuth_bendix).
% 0.11/0.36 dependent: set(para_from).
% 0.11/0.36 dependent: set(para_into).
% 0.11/0.36 dependent: clear(para_from_right).
% 0.11/0.36 dependent: clear(para_into_right).
% 0.11/0.36 dependent: set(para_from_vars).
% 0.11/0.36 dependent: set(eq_units_both_ways).
% 0.11/0.36 dependent: set(dynamic_demod_all).
% 0.11/0.36 dependent: set(dynamic_demod).
% 0.11/0.36 dependent: set(order_eq).
% 0.11/0.36 dependent: set(back_demod).
% 0.11/0.36 dependent: set(lrpo).
% 0.11/0.36 dependent: set(hyper_res).
% 0.11/0.36 dependent: set(unit_deletion).
% 0.11/0.36 dependent: set(factor).
% 0.11/0.36
% 0.11/0.36 ------------> process usable:
% 0.11/0.36
% 0.11/0.36 ------------> process sos:
% 0.11/0.36 Following clause subsumed by 102 during input processing: 0 [demod,105] {-} member(unordered_pair(A,A),universal_class).
% 0.11/0.36 Following clause subsumed by 171 during input processing: 0 [copy,171,flip.1] {-} unordered_pair(A,B)=unordered_pair(B,A).
% 0.11/0.36 Following clause subsumed by 194 during input processing: 0 [copy,194,flip.1] {-} A=A.
% 0.11/0.36 194 back subsumes 97.
% 0.11/0.36 194 back subsumes 89.
% 0.11/0.36
% 0.11/0.36 ======= end of input processing =======
% 0.74/0.94
% 0.74/0.94 Stopped by limit on insertions
% 0.74/0.94
% 0.74/0.94
% 0.74/0.94 Failed to model usable list: disabling FINDER
% 0.74/0.94
% 0.74/0.94
% 0.74/0.94
% 0.74/0.94 -------------- Softie stats --------------
% 0.74/0.94
% 0.74/0.94 UPDATE_STOP: 300
% 0.74/0.94 SFINDER_TIME_LIMIT: 2
% 0.74/0.94 SHORT_CLAUSE_CUTOFF: 4
% 0.74/0.94 number of clauses in intial UL: 66
% 0.74/0.94 number of clauses initially in problem: 165
% 0.74/0.94 percentage of clauses intially in UL: 40
% 0.74/0.94 percentage of distinct symbols occuring in initial UL: 57
% 0.74/0.94 percent of all initial clauses that are short: 100
% 0.74/0.94 absolute distinct symbol count: 52
% 0.74/0.94 distinct predicate count: 10
% 0.74/0.94 distinct function count: 32
% 0.74/0.94 distinct constant count: 10
% 0.74/0.94
% 0.74/0.94 ---------- no more Softie stats ----------
% 0.74/0.94
% 0.74/0.94
% 0.74/0.94
% 0.74/0.94 =========== start of search ===========
% 0.74/0.94
% 0.74/0.94 -------- PROOF --------
% 0.74/0.94 % SZS status Unsatisfiable
% 0.74/0.94 % SZS output start Refutation
% 0.74/0.94
% 0.74/0.94 ----> UNIT CONFLICT at 0.56 sec ----> 372 [binary,371.1,196.1] {-} $F.
% 0.74/0.94
% 0.74/0.94 Length of proof is 4. Level of proof is 2.
% 0.74/0.94
% 0.74/0.94 ---------------- PROOF ----------------
% 0.74/0.94 % SZS status Unsatisfiable
% 0.74/0.94 % SZS output start Refutation
% 0.74/0.94
% 0.74/0.94 76 [] {+} -member(A,B)| -member(C,B)|subclass(unordered_pair(A,C),B).
% 0.74/0.94 88 [] {-} -subclass(singleton(x),y).
% 0.74/0.94 98 [factor,76.1.2] {+} -member(A,B)|subclass(unordered_pair(A,A),B).
% 0.74/0.94 103 [] {-} unordered_pair(A,A)=singleton(A).
% 0.74/0.94 105,104 [copy,103,flip.1] {-} singleton(A)=unordered_pair(A,A).
% 0.74/0.94 193 [] {-} member(x,y).
% 0.74/0.94 196 [back_demod,88,demod,105] {-} -subclass(unordered_pair(x,x),y).
% 0.74/0.94 371 [hyper,193,98] {-} subclass(unordered_pair(x,x),y).
% 0.74/0.94 372 [binary,371.1,196.1] {-} $F.
% 0.74/0.94
% 0.74/0.94 % SZS output end Refutation
% 0.74/0.94 ------------ end of proof -------------
% 0.74/0.94
% 0.74/0.94
% 0.74/0.94 Search stopped by max_proofs option.
% 0.74/0.94
% 0.74/0.94
% 0.74/0.94 Search stopped by max_proofs option.
% 0.74/0.94
% 0.74/0.94 ============ end of search ============
% 0.74/0.94
% 0.74/0.94 That finishes the proof of the theorem.
% 0.74/0.94
% 0.74/0.94 Process 25360 finished Sun Jul 10 05:22:29 2022
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