TSTP Solution File: SYN074+1 by SOS---2.0
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- Process Solution
%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : SYN074+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm : none
% Format : tptp:raw
% Command : sos-script %s
% Computer : n004.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 : Thu Jul 21 12:09:50 EDT 2022
% Result : Theorem 0.22s 0.44s
% Output : Refutation 0.22s
% Verified :
% SZS Type : -
% Comments :
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.13/0.13 % Problem : SYN074+1 : TPTP v8.1.0. Released v2.0.0.
% 0.13/0.14 % Command : sos-script %s
% 0.15/0.36 % Computer : n004.cluster.edu
% 0.15/0.36 % Model : x86_64 x86_64
% 0.15/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36 % Memory : 8042.1875MB
% 0.15/0.36 % OS : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36 % CPULimit : 300
% 0.15/0.36 % WCLimit : 600
% 0.15/0.36 % DateTime : Mon Jul 11 19:13:07 EDT 2022
% 0.15/0.36 % CPUTime :
% 0.15/0.37 ----- Otter 3.2, August 2001 -----
% 0.15/0.37 The process was started by sandbox2 on n004.cluster.edu,
% 0.15/0.37 Mon Jul 11 19:13:07 2022
% 0.15/0.37 The command was "./sos". The process ID is 9190.
% 0.15/0.37
% 0.15/0.37 set(prolog_style_variables).
% 0.15/0.37 set(auto).
% 0.15/0.37 dependent: set(auto1).
% 0.15/0.37 dependent: set(process_input).
% 0.15/0.37 dependent: clear(print_kept).
% 0.15/0.37 dependent: clear(print_new_demod).
% 0.15/0.37 dependent: clear(print_back_demod).
% 0.15/0.37 dependent: clear(print_back_sub).
% 0.15/0.37 dependent: set(control_memory).
% 0.15/0.37 dependent: assign(max_mem, 12000).
% 0.15/0.37 dependent: assign(pick_given_ratio, 4).
% 0.15/0.37 dependent: assign(stats_level, 1).
% 0.15/0.37 dependent: assign(pick_semantic_ratio, 3).
% 0.15/0.37 dependent: assign(sos_limit, 5000).
% 0.15/0.37 dependent: assign(max_weight, 60).
% 0.15/0.37 clear(print_given).
% 0.15/0.37
% 0.15/0.37 formula_list(usable).
% 0.15/0.37
% 0.15/0.37 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=3.
% 0.15/0.37
% 0.15/0.37 This ia a non-Horn set with equality. The strategy will be
% 0.15/0.37 Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.15/0.37 unit deletion, with positive clauses in sos and nonpositive
% 0.15/0.37 clauses in usable.
% 0.15/0.37
% 0.15/0.37 dependent: set(knuth_bendix).
% 0.15/0.37 dependent: set(para_from).
% 0.15/0.37 dependent: set(para_into).
% 0.15/0.37 dependent: clear(para_from_right).
% 0.15/0.37 dependent: clear(para_into_right).
% 0.15/0.37 dependent: set(para_from_vars).
% 0.15/0.37 dependent: set(eq_units_both_ways).
% 0.15/0.37 dependent: set(dynamic_demod_all).
% 0.15/0.37 dependent: set(dynamic_demod).
% 0.15/0.37 dependent: set(order_eq).
% 0.15/0.37 dependent: set(back_demod).
% 0.15/0.37 dependent: set(lrpo).
% 0.15/0.37 dependent: set(hyper_res).
% 0.15/0.37 dependent: set(unit_deletion).
% 0.15/0.37 dependent: set(factor).
% 0.15/0.37
% 0.15/0.37 ------------> process usable:
% 0.15/0.37
% 0.15/0.37 ------------> process sos:
% 0.15/0.37 Following clause subsumed by 8 during input processing: 0 [copy,8,flip.1] {-} A=A.
% 0.15/0.37
% 0.15/0.37 ======= end of input processing =======
% 0.22/0.43
% 0.22/0.43
% 0.22/0.43 Failed to model usable list: disabling FINDER
% 0.22/0.43
% 0.22/0.43
% 0.22/0.43
% 0.22/0.43 -------------- Softie stats --------------
% 0.22/0.43
% 0.22/0.43 UPDATE_STOP: 300
% 0.22/0.43 SFINDER_TIME_LIMIT: 2
% 0.22/0.43 SHORT_CLAUSE_CUTOFF: 4
% 0.22/0.43 number of clauses in intial UL: 7
% 0.22/0.43 number of clauses initially in problem: 8
% 0.22/0.43 percentage of clauses intially in UL: 87
% 0.22/0.43 percentage of distinct symbols occuring in initial UL: 100
% 0.22/0.43 percent of all initial clauses that are short: 100
% 0.22/0.43 absolute distinct symbol count: 7
% 0.22/0.43 distinct predicate count: 2
% 0.22/0.43 distinct function count: 3
% 0.22/0.43 distinct constant count: 2
% 0.22/0.43
% 0.22/0.43 ---------- no more Softie stats ----------
% 0.22/0.43
% 0.22/0.43
% 0.22/0.43
% 0.22/0.43 =========== start of search ===========
% 0.22/0.44
% 0.22/0.44 -------- PROOF --------
% 0.22/0.44 % SZS status Theorem
% 0.22/0.44 % SZS output start Refutation
% 0.22/0.44
% 0.22/0.44 -----> EMPTY CLAUSE at 0.04 sec ----> 174 [para_from,156.1.1,7.2.1,demod,24,157,24,unit_del,10,8,8] {-} $F.
% 0.22/0.44
% 0.22/0.44 Length of proof is 7. Level of proof is 6.
% 0.22/0.44
% 0.22/0.44 ---------------- PROOF ----------------
% 0.22/0.44 % SZS status Theorem
% 0.22/0.44 % SZS output start Refutation
% 0.22/0.44
% 0.22/0.44 1 [] {+} -big_f(A,B)|A=$c2.
% 0.22/0.44 2 [] {+} -big_f(A,B)|B=$c1.
% 0.22/0.44 3 [] {+} big_f(A,B)|A!=$c2|B!=$c1.
% 0.22/0.44 5 [] {+} big_f($f3(A),B)|B!=$f1(A)|$f3(A)=A.
% 0.22/0.44 6 [] {+} big_f($f3(A),$f2(A,B))|$f2(A,B)=B|$f3(A)!=A.
% 0.22/0.44 7 [] {+} -big_f($f3(A),$f2(A,B))|$f2(A,B)!=B|$f3(A)!=A.
% 0.22/0.44 8 [] {-} A=A.
% 0.22/0.44 9 [hyper,8,5] {-} big_f($f3(A),$f1(A))|$f3(A)=A.
% 0.22/0.44 10 [hyper,8,3,8] {-} big_f($c2,$c1).
% 0.22/0.44 22 [hyper,9,1] {-} $f3(A)=A|$f3(A)=$c2.
% 0.22/0.44 24,23 [factor,22.1.2] {-} $f3($c2)=$c2.
% 0.22/0.44 53 [hyper,23,6,demod,24] {-} big_f($c2,$f2($c2,A))|$f2($c2,A)=A.
% 0.22/0.44 155 [hyper,53,2] {-} $f2($c2,A)=A|$f2($c2,A)=$c1.
% 0.22/0.44 157,156 [factor,155.1.2] {-} $f2($c2,$c1)=$c1.
% 0.22/0.44 174 [para_from,156.1.1,7.2.1,demod,24,157,24,unit_del,10,8,8] {-} $F.
% 0.22/0.44
% 0.22/0.44 % SZS output end Refutation
% 0.22/0.44 ------------ end of proof -------------
% 0.22/0.44
% 0.22/0.44
% 0.22/0.44 Search stopped by max_proofs option.
% 0.22/0.44
% 0.22/0.44
% 0.22/0.44 Search stopped by max_proofs option.
% 0.22/0.44
% 0.22/0.44 ============ end of search ============
% 0.22/0.44
% 0.22/0.44 That finishes the proof of the theorem.
% 0.22/0.44
% 0.22/0.44 Process 9190 finished Mon Jul 11 19:13:07 2022
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