TSTP Solution File: SYN549+1 by SOS---2.0
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- Process Solution
%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : SYN549+1 : TPTP v8.1.0. Released v2.2.0.
% Transfm : none
% Format : tptp:raw
% Command : sos-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 : 600s
% DateTime : Thu Jul 21 12:14:04 EDT 2022
% Result : Theorem 0.57s 0.74s
% Output : Refutation 0.57s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : SYN549+1 : TPTP v8.1.0. Released v2.2.0.
% 0.03/0.13 % Command : sos-script %s
% 0.13/0.33 % Computer : n028.cluster.edu
% 0.13/0.33 % Model : x86_64 x86_64
% 0.13/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33 % Memory : 8042.1875MB
% 0.13/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33 % CPULimit : 300
% 0.13/0.33 % WCLimit : 600
% 0.13/0.33 % DateTime : Mon Jul 11 19:35:14 EDT 2022
% 0.13/0.34 % CPUTime :
% 0.13/0.35 ----- Otter 3.2, August 2001 -----
% 0.13/0.35 The process was started by sandbox2 on n028.cluster.edu,
% 0.13/0.35 Mon Jul 11 19:35:14 2022
% 0.13/0.35 The command was "./sos". The process ID is 21168.
% 0.13/0.35
% 0.13/0.35 set(prolog_style_variables).
% 0.13/0.35 set(auto).
% 0.13/0.35 dependent: set(auto1).
% 0.13/0.35 dependent: set(process_input).
% 0.13/0.35 dependent: clear(print_kept).
% 0.13/0.35 dependent: clear(print_new_demod).
% 0.13/0.35 dependent: clear(print_back_demod).
% 0.13/0.35 dependent: clear(print_back_sub).
% 0.13/0.35 dependent: set(control_memory).
% 0.13/0.35 dependent: assign(max_mem, 12000).
% 0.13/0.35 dependent: assign(pick_given_ratio, 4).
% 0.13/0.35 dependent: assign(stats_level, 1).
% 0.13/0.35 dependent: assign(pick_semantic_ratio, 3).
% 0.13/0.35 dependent: assign(sos_limit, 5000).
% 0.13/0.35 dependent: assign(max_weight, 60).
% 0.13/0.35 clear(print_given).
% 0.13/0.35
% 0.13/0.35 formula_list(usable).
% 0.13/0.35
% 0.13/0.35 SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=6.
% 0.13/0.35
% 0.13/0.35 This is a non-Horn set without equality. The strategy
% 0.13/0.35 will be ordered hyper_res, ur_res, unit deletion, and
% 0.13/0.35 factoring, with satellites in sos and nuclei in usable.
% 0.13/0.35
% 0.13/0.35 dependent: set(hyper_res).
% 0.13/0.35 dependent: set(factor).
% 0.13/0.35 dependent: set(unit_deletion).
% 0.13/0.35
% 0.13/0.35 ------------> process usable:
% 0.13/0.35 Following clause subsumed by 16 during input processing: 0 [] {-} -reachable(initial_world,A)| -reachable($f5(A),B)| -p(B)| -reachable($f5(A),C)| -q(C).
% 0.13/0.35 Following clause subsumed by 16 during input processing: 0 [] {-} -reachable(initial_world,A)| -reachable($f5(A),B)| -reachable(B,C)| -q(C)| -reachable($f5(A),D)| -p(D).
% 0.13/0.35
% 0.13/0.35 ------------> process sos:
% 0.13/0.35
% 0.13/0.35 ======= end of input processing =======
% 0.38/0.61
% 0.38/0.61 Stopped by limit on insertions
% 0.38/0.61
% 0.38/0.61
% 0.38/0.61 Failed to model usable list: disabling FINDER
% 0.38/0.61
% 0.38/0.61
% 0.38/0.61
% 0.38/0.61 -------------- Softie stats --------------
% 0.38/0.61
% 0.38/0.61 UPDATE_STOP: 300
% 0.38/0.61 SFINDER_TIME_LIMIT: 2
% 0.38/0.61 SHORT_CLAUSE_CUTOFF: 4
% 0.38/0.61 number of clauses in intial UL: 25
% 0.38/0.61 number of clauses initially in problem: 26
% 0.38/0.61 percentage of clauses intially in UL: 96
% 0.38/0.61 percentage of distinct symbols occuring in initial UL: 100
% 0.38/0.61 percent of all initial clauses that are short: 100
% 0.38/0.61 absolute distinct symbol count: 9
% 0.38/0.61 distinct predicate count: 3
% 0.38/0.61 distinct function count: 5
% 0.38/0.61 distinct constant count: 1
% 0.38/0.61
% 0.38/0.61 ---------- no more Softie stats ----------
% 0.38/0.61
% 0.38/0.61
% 0.38/0.61
% 0.38/0.61 =========== start of search ===========
% 0.57/0.74
% 0.57/0.74 -------- PROOF --------
% 0.57/0.74 % SZS status Theorem
% 0.57/0.74 % SZS output start Refutation
% 0.57/0.74
% 0.57/0.74 -----> EMPTY CLAUSE at 0.36 sec ----> 1077 [hyper,1076,16,27,1060] {-} $F.
% 0.57/0.74
% 0.57/0.74 Length of proof is 40. Level of proof is 11.
% 0.57/0.74
% 0.57/0.74 ---------------- PROOF ----------------
% 0.57/0.74 % SZS status Theorem
% 0.57/0.74 % SZS output start Refutation
% 0.57/0.74
% 0.57/0.74 1 [] {+} -reachable(A,B)| -reachable(B,C)|reachable(A,C).
% 0.57/0.74 3 [] {+} -reachable(initial_world,A)|reachable($f5(A),$f2(A))|reachable($f5(A),$f3(A))|reachable($f5(A),$f4(A)).
% 0.57/0.74 4 [] {+} -reachable(initial_world,A)|reachable($f5(A),$f2(A))|reachable($f5(A),$f3(A))|q($f4(A)).
% 0.57/0.74 5 [] {+} -reachable(initial_world,A)|reachable($f5(A),$f2(A))|p($f3(A))|reachable($f5(A),$f4(A)).
% 0.57/0.74 6 [] {+} -reachable(initial_world,A)|reachable($f5(A),$f2(A))|p($f3(A))|q($f4(A)).
% 0.57/0.74 7 [] {+} -reachable(initial_world,A)|p($f2(A))|reachable($f2(A),$f1(A))|reachable($f5(A),$f3(A))|reachable($f5(A),$f4(A)).
% 0.57/0.74 8 [] {+} -reachable(initial_world,A)|p($f2(A))|reachable($f2(A),$f1(A))|reachable($f5(A),$f3(A))|q($f4(A)).
% 0.57/0.74 9 [] {+} -reachable(initial_world,A)|p($f2(A))|reachable($f2(A),$f1(A))|p($f3(A))|reachable($f5(A),$f4(A)).
% 0.57/0.74 10 [] {+} -reachable(initial_world,A)|p($f2(A))|reachable($f2(A),$f1(A))|p($f3(A))|q($f4(A)).
% 0.57/0.74 11 [] {+} -reachable(initial_world,A)|p($f2(A))|q($f1(A))|reachable($f5(A),$f3(A))|reachable($f5(A),$f4(A)).
% 0.57/0.74 12 [] {+} -reachable(initial_world,A)|p($f2(A))|q($f1(A))|reachable($f5(A),$f3(A))|q($f4(A)).
% 0.57/0.74 13 [] {+} -reachable(initial_world,A)|p($f2(A))|q($f1(A))|p($f3(A))|reachable($f5(A),$f4(A)).
% 0.57/0.74 14 [] {+} -reachable(initial_world,A)|p($f2(A))|q($f1(A))|p($f3(A))|q($f4(A)).
% 0.57/0.74 15 [] {-} -reachable(initial_world,A)| -reachable($f5(A),B)| -p(B)| -reachable($f5(A),C)| -p(C).
% 0.57/0.74 16 [copy,15,factor_simp,factor_simp] {+} -reachable(initial_world,A)| -reachable($f5(A),B)| -p(B).
% 0.57/0.74 17 [] {+} -reachable(initial_world,A)| -reachable($f5(A),B)| -reachable(B,C)| -q(C)| -reachable($f5(A),D)| -q(D).
% 0.57/0.74 20 [factor,17.2.5] {+} -reachable(initial_world,A)| -reachable($f5(A),B)| -reachable(B,C)| -q(C)| -q(B).
% 0.57/0.74 25 [factor,20.4.5] {+} -reachable(initial_world,A)| -reachable($f5(A),B)| -reachable(B,B)| -q(B).
% 0.57/0.74 27 [] {-} reachable(A,A).
% 0.57/0.74 28 [hyper,27,14] {-} p($f2(initial_world))|q($f1(initial_world))|p($f3(initial_world))|q($f4(initial_world)).
% 0.57/0.74 29 [hyper,27,13] {-} p($f2(initial_world))|q($f1(initial_world))|p($f3(initial_world))|reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 30 [hyper,27,12] {-} p($f2(initial_world))|q($f1(initial_world))|reachable($f5(initial_world),$f3(initial_world))|q($f4(initial_world)).
% 0.57/0.74 31 [hyper,27,11] {-} p($f2(initial_world))|q($f1(initial_world))|reachable($f5(initial_world),$f3(initial_world))|reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 32 [hyper,27,10] {-} p($f2(initial_world))|reachable($f2(initial_world),$f1(initial_world))|p($f3(initial_world))|q($f4(initial_world)).
% 0.57/0.74 33 [hyper,27,9] {-} p($f2(initial_world))|reachable($f2(initial_world),$f1(initial_world))|p($f3(initial_world))|reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 34 [hyper,27,8] {-} p($f2(initial_world))|reachable($f2(initial_world),$f1(initial_world))|reachable($f5(initial_world),$f3(initial_world))|q($f4(initial_world)).
% 0.57/0.74 35 [hyper,27,7] {-} p($f2(initial_world))|reachable($f2(initial_world),$f1(initial_world))|reachable($f5(initial_world),$f3(initial_world))|reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 36 [hyper,27,6] {-} reachable($f5(initial_world),$f2(initial_world))|p($f3(initial_world))|q($f4(initial_world)).
% 0.57/0.74 37 [hyper,27,5] {-} reachable($f5(initial_world),$f2(initial_world))|p($f3(initial_world))|reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 38 [hyper,27,4] {-} reachable($f5(initial_world),$f2(initial_world))|reachable($f5(initial_world),$f3(initial_world))|q($f4(initial_world)).
% 0.57/0.74 39 [hyper,27,3] {-} reachable($f5(initial_world),$f2(initial_world))|reachable($f5(initial_world),$f3(initial_world))|reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 136 [hyper,39,16,27,37,factor_simp,factor_simp] {-} reachable($f5(initial_world),$f2(initial_world))|reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 137 [hyper,39,25,27,27,38,factor_simp,factor_simp] {-} reachable($f5(initial_world),$f2(initial_world))|reachable($f5(initial_world),$f3(initial_world)).
% 0.57/0.74 138 [hyper,136,16,27,33,factor_simp] {-} reachable($f5(initial_world),$f4(initial_world))|reachable($f2(initial_world),$f1(initial_world))|p($f3(initial_world)).
% 0.57/0.74 140 [hyper,136,25,27,27,36,factor_simp] {-} reachable($f5(initial_world),$f2(initial_world))|p($f3(initial_world)).
% 0.57/0.74 142 [hyper,35,16,27,136,factor_simp] {-} reachable($f2(initial_world),$f1(initial_world))|reachable($f5(initial_world),$f3(initial_world))|reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 201 [hyper,137,16,27,140,factor_simp] {-} reachable($f5(initial_world),$f2(initial_world)).
% 0.57/0.74 303 [hyper,142,16,27,138,factor_simp,factor_simp] {-} reachable($f2(initial_world),$f1(initial_world))|reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 304 [hyper,142,25,27,27,34,factor_simp,factor_simp] {-} reachable($f2(initial_world),$f1(initial_world))|reachable($f5(initial_world),$f3(initial_world))|p($f2(initial_world)).
% 0.57/0.74 307 [hyper,303,1,201] {-} reachable($f5(initial_world),$f4(initial_world))|reachable($f5(initial_world),$f1(initial_world)).
% 0.57/0.74 308 [hyper,303,25,27,27,32,factor_simp] {-} reachable($f2(initial_world),$f1(initial_world))|p($f2(initial_world))|p($f3(initial_world)).
% 0.57/0.74 385 [hyper,307,25,27,27,31,factor_simp] {-} reachable($f5(initial_world),$f4(initial_world))|p($f2(initial_world))|reachable($f5(initial_world),$f3(initial_world)).
% 0.57/0.74 386 [hyper,307,25,27,27,29,factor_simp] {-} reachable($f5(initial_world),$f4(initial_world))|p($f2(initial_world))|p($f3(initial_world)).
% 0.57/0.74 517 [hyper,308,16,27,201] {-} reachable($f2(initial_world),$f1(initial_world))|p($f3(initial_world)).
% 0.57/0.74 581 [hyper,386,16,27,201] {-} reachable($f5(initial_world),$f4(initial_world))|p($f3(initial_world)).
% 0.57/0.74 941 [hyper,304,16,27,201] {-} reachable($f2(initial_world),$f1(initial_world))|reachable($f5(initial_world),$f3(initial_world)).
% 0.57/0.74 945 [hyper,941,16,27,517,factor_simp] {-} reachable($f2(initial_world),$f1(initial_world)).
% 0.57/0.74 947 [hyper,945,1,201] {-} reachable($f5(initial_world),$f1(initial_world)).
% 0.57/0.74 962 [hyper,947,25,27,27,30] {-} p($f2(initial_world))|reachable($f5(initial_world),$f3(initial_world))|q($f4(initial_world)).
% 0.57/0.74 963 [hyper,947,25,27,27,28] {-} p($f2(initial_world))|p($f3(initial_world))|q($f4(initial_world)).
% 0.57/0.74 1040 [hyper,385,16,27,201] {-} reachable($f5(initial_world),$f4(initial_world))|reachable($f5(initial_world),$f3(initial_world)).
% 0.57/0.74 1042 [hyper,1040,25,27,27,962,factor_simp] {-} reachable($f5(initial_world),$f3(initial_world))|p($f2(initial_world)).
% 0.57/0.74 1044 [hyper,1040,16,27,581,factor_simp] {-} reachable($f5(initial_world),$f4(initial_world)).
% 0.57/0.74 1045 [hyper,1044,25,27,27,963] {-} p($f2(initial_world))|p($f3(initial_world)).
% 0.57/0.74 1060 [hyper,1045,16,27,201] {-} p($f3(initial_world)).
% 0.57/0.74 1076 [hyper,1042,16,27,201] {-} reachable($f5(initial_world),$f3(initial_world)).
% 0.57/0.74 1077 [hyper,1076,16,27,1060] {-} $F.
% 0.57/0.74
% 0.57/0.74 % SZS output end Refutation
% 0.57/0.74 ------------ end of proof -------------
% 0.57/0.74
% 0.57/0.74
% 0.57/0.74 Search stopped by max_proofs option.
% 0.57/0.74
% 0.57/0.74
% 0.57/0.74 Search stopped by max_proofs option.
% 0.57/0.74
% 0.57/0.74 ============ end of search ============
% 0.57/0.74
% 0.57/0.74 That finishes the proof of the theorem.
% 0.57/0.74
% 0.57/0.74 Process 21168 finished Mon Jul 11 19:35:14 2022
%------------------------------------------------------------------------------