TSTP Solution File: PUZ008-2 by SOS---2.0
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- Process Solution
%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : PUZ008-2 : TPTP v8.1.0. Released v1.0.0.
% 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 : Mon Jul 18 18:26:57 EDT 2022
% Result : Unsatisfiable 0.12s 0.39s
% Output : Refutation 0.12s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12 % Problem : PUZ008-2 : TPTP v8.1.0. Released v1.0.0.
% 0.12/0.13 % Command : sos-script %s
% 0.12/0.34 % Computer : n028.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 : Sat May 28 20:03:47 EDT 2022
% 0.12/0.34 % CPUTime :
% 0.12/0.36 ----- Otter 3.2, August 2001 -----
% 0.12/0.36 The process was started by sandbox on n028.cluster.edu,
% 0.12/0.36 Sat May 28 20:03:47 2022
% 0.12/0.36 The command was "./sos". The process ID is 15922.
% 0.12/0.36
% 0.12/0.36 set(prolog_style_variables).
% 0.12/0.36 set(auto).
% 0.12/0.36 dependent: set(auto1).
% 0.12/0.36 dependent: set(process_input).
% 0.12/0.36 dependent: clear(print_kept).
% 0.12/0.36 dependent: clear(print_new_demod).
% 0.12/0.36 dependent: clear(print_back_demod).
% 0.12/0.36 dependent: clear(print_back_sub).
% 0.12/0.36 dependent: set(control_memory).
% 0.12/0.36 dependent: assign(max_mem, 12000).
% 0.12/0.36 dependent: assign(pick_given_ratio, 4).
% 0.12/0.36 dependent: assign(stats_level, 1).
% 0.12/0.36 dependent: assign(pick_semantic_ratio, 3).
% 0.12/0.36 dependent: assign(sos_limit, 5000).
% 0.12/0.36 dependent: assign(max_weight, 60).
% 0.12/0.36 clear(print_given).
% 0.12/0.36
% 0.12/0.36 list(usable).
% 0.12/0.36
% 0.12/0.36 SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=2.
% 0.12/0.36
% 0.12/0.36 This is a Horn set without equality. The strategy will
% 0.12/0.36 be hyperresolution, with satellites in sos and nuclei
% 0.12/0.36 in usable.
% 0.12/0.36
% 0.12/0.36 dependent: set(hyper_res).
% 0.12/0.36 dependent: clear(order_hyper).
% 0.12/0.36
% 0.12/0.36 ------------> process usable:
% 0.12/0.36
% 0.12/0.36 ------------> process sos:
% 0.12/0.36 32 back subsumes 30.
% 0.12/0.36 32 back subsumes 16.
% 0.12/0.36 32 back subsumes 13.
% 0.12/0.36
% 0.12/0.36 ======= end of input processing =======
% 0.12/0.38
% 0.12/0.38 Model 1 (0.00 seconds, 0 Inserts)
% 0.12/0.38
% 0.12/0.38 Stopped by limit on number of solutions
% 0.12/0.38
% 0.12/0.38
% 0.12/0.38 -------------- Softie stats --------------
% 0.12/0.38
% 0.12/0.38 UPDATE_STOP: 300
% 0.12/0.38 SFINDER_TIME_LIMIT: 2
% 0.12/0.38 SHORT_CLAUSE_CUTOFF: 4
% 0.12/0.38 number of clauses in intial UL: 28
% 0.12/0.38 number of clauses initially in problem: 29
% 0.12/0.38 percentage of clauses intially in UL: 96
% 0.12/0.38 percentage of distinct symbols occuring in initial UL: 100
% 0.12/0.38 percent of all initial clauses that are short: 96
% 0.12/0.38 absolute distinct symbol count: 11
% 0.12/0.38 distinct predicate count: 1
% 0.12/0.38 distinct function count: 4
% 0.12/0.38 distinct constant count: 6
% 0.12/0.38
% 0.12/0.38 ---------- no more Softie stats ----------
% 0.12/0.38
% 0.12/0.38
% 0.12/0.38
% 0.12/0.38 =========== start of search ===========
% 0.12/0.39
% 0.12/0.39 -------- PROOF --------
% 0.12/0.39 % SZS status Unsatisfiable
% 0.12/0.39 % SZS output start Refutation
% 0.12/0.39
% 0.12/0.39 ----> UNIT CONFLICT at 0.01 sec ----> 46 [binary,45.1,31.1] {-} $F.
% 0.12/0.39
% 0.12/0.39 Length of proof is 11. Level of proof is 11.
% 0.12/0.39
% 0.12/0.39 ---------------- PROOF ----------------
% 0.12/0.39 % SZS status Unsatisfiable
% 0.12/0.39 % SZS output start Refutation
% 0.12/0.39
% 0.12/0.39 7 [] {+} -banks(west(m(n0),c(n3)),east(m(n3),c(n0)),boatonwest)|banks(west(m(n0),c(n1)),east(m(n3),c(n2)),boatoneast).
% 0.12/0.39 8 [] {+} -banks(west(m(n3),c(n2)),east(m(n0),c(n1)),boatonwest)|banks(west(m(n3),c(n0)),east(m(n0),c(n3)),boatoneast).
% 0.12/0.39 10 [] {+} -banks(west(m(n0),c(n2)),east(m(n3),c(n1)),boatoneast)|banks(west(m(n0),c(n3)),east(m(n3),c(n0)),boatonwest).
% 0.12/0.39 12 [] {+} -banks(west(m(n3),c(n0)),east(m(n0),c(n3)),boatoneast)|banks(west(m(n3),c(n1)),east(m(n0),c(n2)),boatonwest).
% 0.12/0.39 20 [] {+} -banks(west(m(n3),c(n1)),east(m(n0),c(n2)),boatonwest)|banks(west(m(n1),c(n1)),east(m(n2),c(n2)),boatoneast).
% 0.12/0.39 21 [] {+} -banks(west(m(n2),c(n2)),east(m(n1),c(n1)),boatonwest)|banks(west(m(n0),c(n2)),east(m(n3),c(n1)),boatoneast).
% 0.12/0.39 22 [] {+} -banks(west(m(n0),c(n1)),east(m(n3),c(n2)),boatoneast)|banks(west(m(n1),c(n1)),east(m(n2),c(n2)),boatonwest).
% 0.12/0.39 23 [] {+} -banks(west(m(n2),c(n2)),east(m(n1),c(n1)),boatoneast)|banks(west(m(n3),c(n2)),east(m(n0),c(n1)),boatonwest).
% 0.12/0.39 26 [] {+} -banks(west(m(n3),c(n3)),east(m(n0),c(n0)),boatonwest)|banks(west(m(n2),c(n2)),east(m(n1),c(n1)),boatoneast).
% 0.12/0.39 28 [] {+} -banks(west(m(n1),c(n1)),east(m(n2),c(n2)),boatonwest)|banks(west(m(n0),c(n0)),east(m(n3),c(n3)),boatoneast).
% 0.12/0.39 29 [] {+} -banks(west(m(n1),c(n1)),east(m(n2),c(n2)),boatoneast)|banks(west(m(n2),c(n2)),east(m(n1),c(n1)),boatonwest).
% 0.12/0.39 31 [] {+} -banks(west(m(n0),c(n0)),east(m(n3),c(n3)),boatoneast).
% 0.12/0.39 32 [] {-} banks(west(m(n3),c(n3)),east(m(n0),c(n0)),boatonwest).
% 0.12/0.39 33 [hyper,32,26] {-} banks(west(m(n2),c(n2)),east(m(n1),c(n1)),boatoneast).
% 0.12/0.39 35 [hyper,33,23] {-} banks(west(m(n3),c(n2)),east(m(n0),c(n1)),boatonwest).
% 0.12/0.39 36 [hyper,35,8] {-} banks(west(m(n3),c(n0)),east(m(n0),c(n3)),boatoneast).
% 0.12/0.39 37 [hyper,36,12] {-} banks(west(m(n3),c(n1)),east(m(n0),c(n2)),boatonwest).
% 0.12/0.39 38 [hyper,37,20] {-} banks(west(m(n1),c(n1)),east(m(n2),c(n2)),boatoneast).
% 0.12/0.39 39 [hyper,38,29] {-} banks(west(m(n2),c(n2)),east(m(n1),c(n1)),boatonwest).
% 0.12/0.39 40 [hyper,39,21] {-} banks(west(m(n0),c(n2)),east(m(n3),c(n1)),boatoneast).
% 0.12/0.39 41 [hyper,40,10] {-} banks(west(m(n0),c(n3)),east(m(n3),c(n0)),boatonwest).
% 0.12/0.39 42 [hyper,41,7] {-} banks(west(m(n0),c(n1)),east(m(n3),c(n2)),boatoneast).
% 0.12/0.39 43 [hyper,42,22] {-} banks(west(m(n1),c(n1)),east(m(n2),c(n2)),boatonwest).
% 0.12/0.39 45 [hyper,43,28] {-} banks(west(m(n0),c(n0)),east(m(n3),c(n3)),boatoneast).
% 0.12/0.39 46 [binary,45.1,31.1] {-} $F.
% 0.12/0.39
% 0.12/0.39 % SZS output end Refutation
% 0.12/0.39 ------------ end of proof -------------
% 0.12/0.39
% 0.12/0.39
% 0.12/0.39 Search stopped by max_proofs option.
% 0.12/0.39
% 0.12/0.39
% 0.12/0.39 Search stopped by max_proofs option.
% 0.12/0.39
% 0.12/0.39 ============ end of search ============
% 0.12/0.39
% 0.12/0.39 ----------- soft-scott stats ----------
% 0.12/0.39
% 0.12/0.39 true clauses given 0 (0.0%)
% 0.12/0.39 false clauses given 12
% 0.12/0.39
% 0.12/0.39 FALSE TRUE
% 0.12/0.39 12 1 0
% 0.12/0.39 tot: 1 0 (0.0% true)
% 0.12/0.39
% 0.12/0.39
% 0.12/0.39 Model 1 (0.00 seconds, 0 Inserts)
% 0.12/0.39
% 0.12/0.39 That finishes the proof of the theorem.
% 0.12/0.39
% 0.12/0.39 Process 15922 finished Sat May 28 20:03:47 2022
%------------------------------------------------------------------------------