%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : LCL392-1 : TPTP v8.1.0. Released v2.3.0.
% Transfm : none
% Format : tptp:raw
% Command : sos-script %s
% Computer : n029.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 : Sun Jul 17 14:29:53 EDT 2022
% Result : Unsatisfiable 26.07s 26.31s
% Output : Refutation 26.07s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : LCL392-1 : TPTP v8.1.0. Released v2.3.0.
% 0.07/0.13 % Command : sos-script %s
% 0.12/0.34 % Computer : n029.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 : Sun Jul 3 11:18:40 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 n029.cluster.edu,
% 0.12/0.36 Sun Jul 3 11:18:40 2022
% 0.12/0.36 The command was "./sos". The process ID is 16730.
% 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=3.
% 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
% 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: 2
% 0.12/0.38 number of clauses initially in problem: 5
% 0.12/0.38 percentage of clauses intially in UL: 40
% 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: 100
% 0.12/0.38 absolute distinct symbol count: 6
% 0.12/0.38 distinct predicate count: 1
% 0.12/0.38 distinct function count: 2
% 0.12/0.38 distinct constant count: 3
% 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 ===========
% 3.02/3.23
% 3.02/3.23
% 3.02/3.23 Changing weight limit from 60 to 59.
% 3.02/3.23
% 3.02/3.23 Model 2 (0.00 seconds, 0 Inserts)
% 3.02/3.23
% 3.02/3.23 Stopped by limit on number of solutions
% 3.02/3.23
% 3.02/3.23 Model 3 (0.00 seconds, 0 Inserts)
% 3.02/3.23
% 3.02/3.23 Stopped by limit on number of solutions
% 3.02/3.23
% 3.02/3.23 Model 4 (0.00 seconds, 0 Inserts)
% 3.02/3.23
% 3.02/3.23 Stopped by limit on number of solutions
% 3.02/3.23
% 3.02/3.23 Stopped by limit on insertions
% 3.02/3.23
% 3.02/3.23 Model 5 [ 1 0 347 ] (0.00 seconds, 250000 Inserts)
% 3.02/3.23
% 3.02/3.23 Resetting weight limit to 59 after 155 givens.
% 3.02/3.23
% 10.05/10.29
% 10.05/10.29
% 10.05/10.29 Changing weight limit from 59 to 28.
% 10.05/10.29
% 10.05/10.29 Stopped by limit on insertions
% 10.05/10.29
% 10.05/10.29 Model 6 [ 1 0 242 ] (0.00 seconds, 250000 Inserts)
% 10.05/10.29
% 10.05/10.29 Resetting weight limit to 28 after 250 givens.
% 10.05/10.29
% 18.66/18.85
% 18.66/18.85
% 18.66/18.85 Changing weight limit from 28 to 26.
% 18.66/18.85
% 18.66/18.85 Stopped by limit on insertions
% 18.66/18.85
% 18.66/18.85 Stopped by limit on insertions
% 18.66/18.85
% 18.66/18.85 Model 7 [ 1 1 4551 ] (0.00 seconds, 250000 Inserts)
% 18.66/18.85
% 18.66/18.85 Modelling stopped after 300 given clauses and 0.00 seconds
% 18.66/18.85
% 18.66/18.85
% 18.66/18.85 Resetting weight limit to 26 after 575 givens.
% 18.66/18.85
% 18.78/18.99
% 18.78/18.99
% 18.78/18.99 Changing weight limit from 26 to 25.
% 18.78/18.99
% 18.78/18.99 Resetting weight limit to 25 after 585 givens.
% 18.78/18.99
% 18.82/19.04
% 18.82/19.04
% 18.82/19.04 Changing weight limit from 25 to 24.
% 18.82/19.04
% 18.82/19.04 Resetting weight limit to 24 after 595 givens.
% 18.82/19.04
% 18.98/19.20
% 18.98/19.20
% 18.98/19.20 Changing weight limit from 24 to 23.
% 18.98/19.20
% 18.98/19.20 Resetting weight limit to 23 after 615 givens.
% 18.98/19.20
% 19.07/19.32
% 19.07/19.32
% 19.07/19.32 Changing weight limit from 23 to 22.
% 19.07/19.32
% 19.07/19.32 Resetting weight limit to 22 after 630 givens.
% 19.07/19.32
% 19.28/19.49
% 19.28/19.49
% 19.28/19.49 Changing weight limit from 22 to 21.
% 19.28/19.49
% 19.28/19.49 Resetting weight limit to 21 after 660 givens.
% 19.28/19.49
% 19.60/19.80
% 19.60/19.80
% 19.60/19.80 Changing weight limit from 21 to 20.
% 19.60/19.80
% 19.60/19.80 Resetting weight limit to 20 after 710 givens.
% 19.60/19.80
% 19.89/20.11
% 19.89/20.11
% 19.89/20.11 Changing weight limit from 20 to 19.
% 19.89/20.11
% 19.89/20.11 Resetting weight limit to 19 after 740 givens.
% 19.89/20.11
% 20.41/20.65
% 20.41/20.65
% 20.41/20.65 Changing weight limit from 19 to 18.
% 20.41/20.65
% 20.41/20.65 Resetting weight limit to 18 after 810 givens.
% 20.41/20.65
% 20.96/21.19
% 20.96/21.19
% 20.96/21.19 Changing weight limit from 18 to 17.
% 20.96/21.19
% 20.96/21.19 Resetting weight limit to 17 after 890 givens.
% 20.96/21.19
% 22.27/22.54
% 22.27/22.54
% 22.27/22.54 Changing weight limit from 17 to 16.
% 22.27/22.54
% 22.27/22.54 Resetting weight limit to 16 after 1195 givens.
% 22.27/22.54
% 24.35/24.53
% 24.35/24.53
% 24.35/24.53 Changing weight limit from 16 to 15.
% 24.35/24.53
% 24.35/24.53 Resetting weight limit to 15 after 1500 givens.
% 24.35/24.53
% 26.07/26.31
% 26.07/26.31 -- HEY sandbox, WE HAVE A PROOF!! --
% 26.07/26.31
% 26.07/26.31 ----> UNIT CONFLICT at 25.37 sec ----> 127944 [binary,127943.1,2.1] {+} $F.
% 26.07/26.31
% 26.07/26.31 Length of proof is 43. Level of proof is 25.
% 26.07/26.31
% 26.07/26.31 ---------------- PROOF ----------------
% 26.07/26.31 % SZS status Unsatisfiable
% 26.07/26.31 % SZS output start Refutation
% 26.07/26.31
% 26.07/26.31 1 [] {+} -is_a_theorem(implies(A,B))| -is_a_theorem(A)|is_a_theorem(B).
% 26.07/26.31 2 [] {+} -is_a_theorem(implies(implies(implies(implies(x,y),y),z),implies(implies(not(x),y),z))).
% 26.07/26.31 3 [] {-} is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))).
% 26.07/26.31 4 [] {+} is_a_theorem(implies(implies(not(A),A),A)).
% 26.07/26.31 5 [] {+} is_a_theorem(implies(A,implies(not(A),B))).
% 26.07/26.31 6 [hyper,3,1,3] {-} is_a_theorem(implies(implies(implies(implies(A,B),implies(C,B)),D),implies(implies(C,A),D))).
% 26.07/26.31 7 [hyper,4,1,3] {-} is_a_theorem(implies(implies(A,B),implies(implies(not(A),A),B))).
% 26.07/26.31 9 [hyper,5,1,3] {-} is_a_theorem(implies(implies(implies(not(A),B),C),implies(A,C))).
% 26.07/26.31 12 [hyper,7,1,7] {+} is_a_theorem(implies(implies(not(implies(A,B)),implies(A,B)),implies(implies(not(A),A),B))).
% 26.07/26.31 14 [hyper,7,1,3] {+} is_a_theorem(implies(implies(implies(implies(not(A),A),B),C),implies(implies(A,B),C))).
% 26.07/26.31 21 [hyper,6,1,7] {+} is_a_theorem(implies(implies(not(implies(implies(implies(A,B),implies(C,B)),D)),implies(implies(implies(A,B),implies(C,B)),D)),implies(implies(C,A),D))).
% 26.07/26.31 22 [hyper,6,1,6] {+} is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(D,B),implies(A,implies(D,C))))).
% 26.07/26.31 27 [hyper,6,1,3] {+} is_a_theorem(implies(implies(A,B),implies(implies(implies(A,C),D),implies(implies(B,C),D)))).
% 26.07/26.31 28 [hyper,9,1,7] {-} is_a_theorem(implies(implies(not(implies(implies(not(A),B),C)),implies(implies(not(A),B),C)),implies(A,C))).
% 26.07/26.31 29 [hyper,9,1,6] {-} is_a_theorem(implies(implies(A,not(B)),implies(B,implies(A,C)))).
% 26.07/26.31 34 [hyper,9,1,4] {+} is_a_theorem(implies(A,A)).
% 26.07/26.31 40 [hyper,29,1,9] {+} is_a_theorem(implies(A,implies(B,implies(not(A),C)))).
% 26.07/26.31 43 [hyper,29,1,3] {-} is_a_theorem(implies(implies(implies(A,implies(B,C)),D),implies(implies(B,not(A)),D))).
% 26.07/26.31 57 [hyper,40,1,3] {-} is_a_theorem(implies(implies(implies(A,implies(not(B),C)),D),implies(B,D))).
% 26.07/26.31 73 [hyper,57,1,3] {-} is_a_theorem(implies(A,implies(implies(implies(not(A),B),C),implies(D,C)))).
% 26.07/26.31 85 [hyper,73,1,34] {-} is_a_theorem(implies(implies(implies(not(implies(A,A)),B),C),implies(D,C))).
% 26.07/26.31 113 [hyper,85,1,4] {+} is_a_theorem(implies(A,implies(B,B))).
% 26.07/26.31 138 [hyper,12,1,85] {+} is_a_theorem(implies(A,implies(implies(not(B),B),B))).
% 26.07/26.31 183 [hyper,113,1,3] {-} is_a_theorem(implies(implies(implies(A,A),B),implies(C,B))).
% 26.07/26.31 195 [hyper,183,1,3] {-} is_a_theorem(implies(implies(implies(A,B),C),implies(implies(implies(D,D),B),C))).
% 26.07/26.31 249 [hyper,138,1,3] {-} is_a_theorem(implies(implies(implies(implies(not(A),A),A),B),implies(C,B))).
% 26.07/26.31 281 [hyper,249,1,6] {+} is_a_theorem(implies(implies(A,implies(not(B),B)),implies(C,implies(A,B)))).
% 26.07/26.31 7638 [hyper,281,1,43] {-} is_a_theorem(implies(implies(not(A),not(B)),implies(C,implies(B,A)))).
% 26.07/26.31 7693 [hyper,7638,1,281] {-} is_a_theorem(implies(A,implies(implies(not(B),not(C)),implies(C,B)))).
% 26.07/26.31 7721 [hyper,7693,1,7693] {-} is_a_theorem(implies(implies(not(A),not(B)),implies(B,A))).
% 26.07/26.31 7758 [hyper,7693,1,28] {+} is_a_theorem(implies(A,implies(B,A))).
% 26.07/26.31 8048 [hyper,7758,1,3] {+} is_a_theorem(implies(implies(implies(A,B),C),implies(B,C))).
% 26.07/26.31 8068 [hyper,7721,1,195] {-} is_a_theorem(implies(implies(implies(A,A),not(B)),implies(B,C))).
% 26.07/26.31 10012 [hyper,8048,1,8068] {-} is_a_theorem(implies(not(A),implies(A,B))).
% 26.07/26.31 10195 [hyper,10012,1,27] {+} is_a_theorem(implies(implies(implies(not(A),B),C),implies(implies(implies(A,D),B),C))).
% 26.07/26.31 10201 [hyper,10012,1,3] {+} is_a_theorem(implies(implies(implies(A,B),C),implies(not(A),C))).
% 26.07/26.31 36642 [hyper,10201,1,281] {-} is_a_theorem(implies(A,implies(implies(implies(B,C),B),B))).
% 26.07/26.31 36829 [hyper,36642,1,21] {+} is_a_theorem(implies(implies(A,implies(A,B)),implies(A,B))).
% 26.07/26.31 38232 [hyper,36829,1,281] {+} is_a_theorem(implies(implies(A,implies(not(B),B)),implies(A,B))).
% 26.07/26.31 65510 [hyper,38232,1,6] {-} is_a_theorem(implies(implies(not(A),B),implies(implies(B,A),A))).
% 26.07/26.31 65707 [hyper,65510,1,8048] {-} is_a_theorem(implies(A,implies(implies(A,B),B))).
% 26.07/26.31 66146 [hyper,65707,1,22] {-} is_a_theorem(implies(implies(A,implies(B,C)),implies(B,implies(A,C)))).
% 26.07/26.31 122918 [hyper,10195,1,65510] {-} is_a_theorem(implies(implies(implies(A,B),C),implies(implies(C,A),A))).
% 26.07/26.31 126227 [hyper,122918,1,6] {-} is_a_theorem(implies(implies(A,B),implies(implies(implies(A,C),B),B))).
% 26.07/26.31 127287 [hyper,126227,1,66146] {-} is_a_theorem(implies(implies(implies(A,B),C),implies(implies(A,C),C))).
% 26.07/26.31 127634 [hyper,127287,1,14] {-} is_a_theorem(implies(implies(A,B),implies(implies(not(A),B),B))).
% 26.07/26.31 127669 [hyper,127634,1,66146] {-} is_a_theorem(implies(implies(not(A),B),implies(implies(A,B),B))).
% 26.07/26.31 127943 [hyper,127669,1,3] {-} is_a_theorem(implies(implies(implies(implies(A,B),B),C),implies(implies(not(A),B),C))).
% 26.07/26.31 127944 [binary,127943.1,2.1] {+} $F.
% 26.07/26.31
% 26.07/26.31 % SZS output end Refutation
% 26.07/26.31 ------------ end of proof -------------
% 26.07/26.31
% 26.07/26.31
% 26.07/26.31 Search stopped by max_proofs option.
% 26.07/26.31
% 26.07/26.31
% 26.07/26.31 Search stopped by max_proofs option.
% 26.07/26.31
% 26.07/26.31 ============ end of search ============
% 26.07/26.31
% 26.07/26.31 ----------- soft-scott stats ----------
% 26.07/26.31
% 26.07/26.31 true clauses given 332 (17.6%)
% 26.07/26.31 false clauses given 1553
% 26.07/26.31
% 26.07/26.31 FALSE TRUE
% 26.07/26.31 12 1 194
% 26.07/26.31 13 1402 479
% 26.07/26.31 14 1097 1075
% 26.07/26.31 15 0 752
% 26.07/26.31 tot: 2500 2500 (50.0% true)
% 26.07/26.31
% 26.07/26.31
% 26.07/26.31 Model 7 [ 1 1 4551 ] (0.00 seconds, 250000 Inserts)
% 26.07/26.31
% 26.07/26.31 That finishes the proof of the theorem.
% 26.07/26.31
% 26.07/26.31 Process 16730 finished Sun Jul 3 11:19:06 2022
%------------------------------------------------------------------------------