TSTP Solution File: LCL028-1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : LCL028-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n015.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 14:27:27 EDT 2022

% Result   : Unsatisfiable 12.43s 12.59s
% Output   : Refutation 12.43s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11  % Problem  : LCL028-1 : TPTP v8.1.0. Released v1.0.0.
% 0.11/0.12  % Command  : sos-script %s
% 0.12/0.33  % Computer : n015.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Sat Jul  2 21:07:14 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.35  ----- Otter 3.2, August 2001 -----
% 0.12/0.35  The process was started by sandbox on n015.cluster.edu,
% 0.12/0.35  Sat Jul  2 21:07:14 2022
% 0.12/0.35  The command was "./sos".  The process ID is 26446.
% 0.12/0.35  
% 0.12/0.35  set(prolog_style_variables).
% 0.12/0.35  set(auto).
% 0.12/0.35     dependent: set(auto1).
% 0.12/0.35     dependent: set(process_input).
% 0.12/0.35     dependent: clear(print_kept).
% 0.12/0.35     dependent: clear(print_new_demod).
% 0.12/0.35     dependent: clear(print_back_demod).
% 0.12/0.35     dependent: clear(print_back_sub).
% 0.12/0.35     dependent: set(control_memory).
% 0.12/0.35     dependent: assign(max_mem, 12000).
% 0.12/0.35     dependent: assign(pick_given_ratio, 4).
% 0.12/0.35     dependent: assign(stats_level, 1).
% 0.12/0.35     dependent: assign(pick_semantic_ratio, 3).
% 0.12/0.35     dependent: assign(sos_limit, 5000).
% 0.12/0.35     dependent: assign(max_weight, 60).
% 0.12/0.35  clear(print_given).
% 0.12/0.35  
% 0.12/0.35  list(usable).
% 0.12/0.35  
% 0.12/0.35  SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=3.
% 0.12/0.35  
% 0.12/0.35  This is a Horn set without equality.  The strategy will
% 0.12/0.35  be hyperresolution, with satellites in sos and nuclei
% 0.12/0.35  in usable.
% 0.12/0.35  
% 0.12/0.35     dependent: set(hyper_res).
% 0.12/0.35     dependent: clear(order_hyper).
% 0.12/0.35  
% 0.12/0.35  ------------> process usable:
% 0.12/0.35  
% 0.12/0.35  ------------> process sos:
% 0.12/0.35  
% 0.12/0.35  ======= end of input processing =======
% 0.20/0.38  
% 0.20/0.38  Model 1 (0.00 seconds, 0 Inserts)
% 0.20/0.38  
% 0.20/0.38  Stopped by limit on number of solutions
% 0.20/0.38  
% 0.20/0.38  
% 0.20/0.38  -------------- Softie stats --------------
% 0.20/0.38  
% 0.20/0.38  UPDATE_STOP: 300
% 0.20/0.38  SFINDER_TIME_LIMIT: 2
% 0.20/0.38  SHORT_CLAUSE_CUTOFF: 4
% 0.20/0.38  number of clauses in intial UL: 2
% 0.20/0.38  number of clauses initially in problem: 5
% 0.20/0.38  percentage of clauses intially in UL: 40
% 0.20/0.38  percentage of distinct symbols occuring in initial UL: 100
% 0.20/0.38  percent of all initial clauses that are short: 100
% 0.20/0.38  absolute distinct symbol count: 7
% 0.20/0.38     distinct predicate count: 1
% 0.20/0.38     distinct function count: 1
% 0.20/0.38     distinct constant count: 5
% 0.20/0.38  
% 0.20/0.38  ---------- no more Softie stats ----------
% 0.20/0.38  
% 0.20/0.38  
% 0.20/0.38  
% 0.20/0.38  Model 2 (0.00 seconds, 0 Inserts)
% 0.20/0.38  
% 0.20/0.38  Stopped by limit on number of solutions
% 0.20/0.38  
% 0.20/0.38  =========== start of search ===========
% 5.43/5.65  
% 5.43/5.65  
% 5.43/5.65  Changing weight limit from 60 to 50.
% 5.43/5.65  
% 5.43/5.65  Model 3 (0.00 seconds, 0 Inserts)
% 5.43/5.65  
% 5.43/5.65  Stopped by limit on number of solutions
% 5.43/5.65  
% 5.43/5.65  Model 4 (0.00 seconds, 0 Inserts)
% 5.43/5.65  
% 5.43/5.65  Stopped by limit on number of solutions
% 5.43/5.65  
% 5.43/5.65  Stopped by limit on insertions
% 5.43/5.65  
% 5.43/5.65  Model 5 [ 1 7 7312 ] (0.00 seconds, 250000 Inserts)
% 5.43/5.65  
% 5.43/5.65  Model 6 (0.00 seconds, 250000 Inserts)
% 5.43/5.65  
% 5.43/5.65  Stopped by limit on number of solutions
% 5.43/5.65  
% 5.43/5.65  Resetting weight limit to 50 after 230 givens.
% 5.43/5.65  
% 6.74/6.93  
% 6.74/6.93  
% 6.74/6.93  Changing weight limit from 50 to 34.
% 6.74/6.93  
% 6.74/6.93  Resetting weight limit to 34 after 395 givens.
% 6.74/6.93  
% 6.74/6.96  
% 6.74/6.96  
% 6.74/6.96  Changing weight limit from 34 to 30.
% 6.74/6.96  
% 6.74/6.96  Resetting weight limit to 30 after 400 givens.
% 6.74/6.96  
% 6.84/7.03  
% 6.84/7.03  
% 6.84/7.03  Changing weight limit from 30 to 28.
% 6.84/7.03  
% 6.84/7.03  Modelling stopped after 300 given clauses and 0.00 seconds
% 6.84/7.03  
% 6.84/7.03  
% 6.84/7.03  Resetting weight limit to 28 after 410 givens.
% 6.84/7.03  
% 6.84/7.06  
% 6.84/7.06  
% 6.84/7.06  Changing weight limit from 28 to 26.
% 6.84/7.06  
% 6.84/7.06  Resetting weight limit to 26 after 415 givens.
% 6.84/7.06  
% 6.96/7.12  
% 6.96/7.12  
% 6.96/7.12  Changing weight limit from 26 to 24.
% 6.96/7.12  
% 6.96/7.12  Resetting weight limit to 24 after 420 givens.
% 6.96/7.12  
% 7.04/7.21  
% 7.04/7.21  
% 7.04/7.21  Changing weight limit from 24 to 22.
% 7.04/7.21  
% 7.04/7.21  Resetting weight limit to 22 after 430 givens.
% 7.04/7.21  
% 7.34/7.55  
% 7.34/7.55  
% 7.34/7.55  Changing weight limit from 22 to 20.
% 7.34/7.55  
% 7.34/7.55  Resetting weight limit to 20 after 465 givens.
% 7.34/7.55  
% 9.33/9.48  
% 9.33/9.48  
% 9.33/9.48  Changing weight limit from 20 to 18.
% 9.33/9.48  
% 9.33/9.48  Resetting weight limit to 18 after 715 givens.
% 9.33/9.48  
% 12.43/12.59  
% 12.43/12.59  -- HEY sandbox, WE HAVE A PROOF!! -- 
% 12.43/12.59  
% 12.43/12.59  ----> UNIT CONFLICT at  11.98 sec ----> 37768 [binary,37767.1,2.1] {-} $F.
% 12.43/12.59  
% 12.43/12.59  Length of proof is 47.  Level of proof is 13.
% 12.43/12.59  
% 12.43/12.59  ---------------- PROOF ----------------
% 12.43/12.59  % SZS status Unsatisfiable
% 12.43/12.59  % SZS output start Refutation
% 12.43/12.59  
% 12.43/12.59  1 [] {+} -is_a_theorem(implies(A,B))| -is_a_theorem(A)|is_a_theorem(B).
% 12.43/12.59  2 [] {+} -is_a_theorem(implies(implies(implies(implies(implies(a,b),implies(c,falsehood)),e),falsehood),implies(implies(falsehood,a),implies(c,a)))).
% 12.43/12.59  3 [] {+} is_a_theorem(implies(A,implies(B,A))).
% 12.43/12.59  4 [] {-} is_a_theorem(implies(implies(implies(A,falsehood),falsehood),A)).
% 12.43/12.59  5 [] {-} is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(A,B),implies(A,C)))).
% 12.43/12.59  6 [hyper,3,1,3] {+} is_a_theorem(implies(A,implies(B,implies(C,B)))).
% 12.43/12.59  8 [hyper,4,1,3] {-} is_a_theorem(implies(A,implies(implies(implies(B,falsehood),falsehood),B))).
% 12.43/12.59  9 [hyper,8,1,3] {-} is_a_theorem(implies(A,implies(B,implies(implies(implies(C,falsehood),falsehood),C)))).
% 12.43/12.59  12 [hyper,5,1,5] {-} is_a_theorem(implies(implies(implies(A,implies(B,C)),implies(A,B)),implies(implies(A,implies(B,C)),implies(A,C)))).
% 12.43/12.59  13 [hyper,5,1,3] {-} is_a_theorem(implies(A,implies(implies(B,implies(C,D)),implies(implies(B,C),implies(B,D))))).
% 12.43/12.59  14 [hyper,5,1,8] {-} is_a_theorem(implies(implies(A,implies(implies(B,falsehood),falsehood)),implies(A,B))).
% 12.43/12.59  16 [hyper,5,1,3] {+} is_a_theorem(implies(implies(A,B),implies(A,A))).
% 12.43/12.59  19 [hyper,16,1,9] {+} is_a_theorem(implies(A,A)).
% 12.43/12.59  22 [hyper,14,1,3] {-} is_a_theorem(implies(A,implies(implies(B,implies(implies(C,falsehood),falsehood)),implies(B,C)))).
% 12.43/12.59  24 [hyper,14,1,3] {+} is_a_theorem(implies(falsehood,A)).
% 12.43/12.59  26 [hyper,24,1,3] {+} is_a_theorem(implies(A,implies(falsehood,B))).
% 12.43/12.59  30 [hyper,6,1,5] {-} is_a_theorem(implies(implies(A,B),implies(A,implies(C,B)))).
% 12.43/12.59  31 [hyper,6,1,3] {+} is_a_theorem(implies(A,implies(B,implies(C,implies(D,C))))).
% 12.43/12.59  35 [hyper,19,1,5] {-} is_a_theorem(implies(implies(implies(A,B),A),implies(implies(A,B),B))).
% 12.43/12.59  39 [hyper,35,1,3] {+} is_a_theorem(implies(A,implies(implies(implies(B,C),B),implies(implies(B,C),C)))).
% 12.43/12.59  49 [hyper,26,1,5] {-} is_a_theorem(implies(implies(A,falsehood),implies(A,B))).
% 12.43/12.59  66 [hyper,12,1,6] {+} is_a_theorem(implies(implies(A,implies(implies(B,A),C)),implies(A,C))).
% 12.43/12.59  81 [hyper,13,1,12] {+} is_a_theorem(implies(implies(implies(A,implies(B,C)),implies(implies(implies(A,B),implies(A,C)),D)),implies(implies(A,implies(B,C)),D))).
% 12.43/12.59  82 [hyper,13,1,5] {+} is_a_theorem(implies(implies(A,implies(B,implies(C,D))),implies(A,implies(implies(B,C),implies(B,D))))).
% 12.43/12.59  89 [hyper,49,1,3] {+} is_a_theorem(implies(A,implies(implies(B,falsehood),implies(B,C)))).
% 12.43/12.59  100 [hyper,30,1,5] {+} is_a_theorem(implies(implies(implies(A,B),A),implies(implies(A,B),implies(C,B)))).
% 12.43/12.59  209 [hyper,22,1,5] {-} is_a_theorem(implies(implies(A,implies(B,implies(implies(C,falsehood),falsehood))),implies(A,implies(B,C)))).
% 12.43/12.59  254 [hyper,31,1,12] {+} is_a_theorem(implies(implies(A,implies(implies(B,implies(C,B)),D)),implies(A,D))).
% 12.43/12.59  362 [hyper,89,1,12] {+} is_a_theorem(implies(implies(implies(A,falsehood),implies(implies(A,B),C)),implies(implies(A,falsehood),C))).
% 12.43/12.59  363 [hyper,89,1,5] {+} is_a_theorem(implies(implies(A,implies(B,falsehood)),implies(A,implies(B,C)))).
% 12.43/12.59  1307 [hyper,66,1,39] {+} is_a_theorem(implies(A,implies(implies(A,B),B))).
% 12.43/12.59  1308 [hyper,66,1,13] {+} is_a_theorem(implies(implies(A,B),implies(implies(C,A),implies(C,B)))).
% 12.43/12.59  1384 [hyper,1307,1,3] {+} is_a_theorem(implies(A,implies(B,implies(implies(B,C),C)))).
% 12.43/12.59  1727 [hyper,1384,1,5] {+} is_a_theorem(implies(implies(A,B),implies(A,implies(implies(B,C),C)))).
% 12.43/12.59  5875 [hyper,363,1,1307] {+} is_a_theorem(implies(A,implies(implies(A,falsehood),B))).
% 12.43/12.59  6141 [hyper,5875,1,30] {+} is_a_theorem(implies(A,implies(B,implies(implies(A,falsehood),C)))).
% 12.43/12.59  6799 [hyper,6141,1,82] {+} is_a_theorem(implies(A,implies(implies(B,implies(A,falsehood)),implies(B,C)))).
% 12.43/12.59  13822 [hyper,1308,1,254] {+} is_a_theorem(implies(implies(implies(A,B),C),implies(B,C))).
% 12.43/12.59  14262 [hyper,13822,1,209] {-} is_a_theorem(implies(implies(implies(A,B),implies(implies(C,falsehood),falsehood)),implies(B,C))).
% 12.43/12.59  14272 [hyper,13822,1,3] {+} is_a_theorem(implies(A,implies(implies(implies(B,C),D),implies(C,D)))).
% 12.43/12.59  14282 [hyper,13822,1,100] {+} is_a_theorem(implies(A,implies(implies(A,B),implies(C,B)))).
% 12.43/12.59  18251 [hyper,362,1,14262] {-} is_a_theorem(implies(implies(implies(A,B),falsehood),A)).
% 12.43/12.59  18306 [hyper,18251,1,1727] {-} is_a_theorem(implies(implies(implies(A,B),falsehood),implies(implies(A,C),C))).
% 12.43/12.59  18310 [hyper,18251,1,1308] {-} is_a_theorem(implies(implies(A,implies(implies(B,C),falsehood)),implies(A,B))).
% 12.43/12.59  18666 [hyper,18310,1,1308] {-} is_a_theorem(implies(implies(A,implies(B,implies(implies(C,D),falsehood))),implies(A,implies(B,C)))).
% 12.43/12.59  24057 [hyper,14272,1,81] {+} is_a_theorem(implies(implies(A,implies(B,C)),implies(B,implies(A,C)))).
% 12.43/12.59  26697 [hyper,24057,1,18306] {-} is_a_theorem(implies(implies(A,B),implies(implies(implies(A,C),falsehood),B))).
% 12.43/12.59  26717 [hyper,24057,1,6799] {+} is_a_theorem(implies(implies(A,implies(B,falsehood)),implies(B,implies(A,C)))).
% 12.43/12.59  27230 [hyper,26697,1,14282] {-} is_a_theorem(implies(implies(implies(A,B),falsehood),implies(implies(A,C),implies(D,C)))).
% 12.43/12.59  29961 [hyper,27230,1,24057] {-} is_a_theorem(implies(implies(A,B),implies(implies(implies(A,C),falsehood),implies(D,B)))).
% 12.43/12.59  37577 [hyper,18666,1,26717] {-} is_a_theorem(implies(implies(implies(A,B),implies(C,falsehood)),implies(C,A))).
% 12.43/12.59  37767 [hyper,37577,1,29961] {-} is_a_theorem(implies(implies(implies(implies(implies(A,B),implies(C,falsehood)),D),falsehood),implies(E,implies(C,A)))).
% 12.43/12.59  37768 [binary,37767.1,2.1] {-} $F.
% 12.43/12.59  
% 12.43/12.59  % SZS output end Refutation
% 12.43/12.59  ------------ end of proof -------------
% 12.43/12.59  
% 12.43/12.59  
% 12.43/12.59  Search stopped by max_proofs option.
% 12.43/12.59  
% 12.43/12.59  
% 12.43/12.59  Search stopped by max_proofs option.
% 12.43/12.59  
% 12.43/12.59  ============ end of search ============
% 12.43/12.59  
% 12.43/12.59  ----------- soft-scott stats ----------
% 12.43/12.59  
% 12.43/12.59  true clauses given         408      (30.7%)
% 12.43/12.59  false clauses given        919
% 12.43/12.59  
% 12.43/12.59        FALSE     TRUE
% 12.43/12.59    12  2         0
% 12.43/12.59    14  3         544
% 12.43/12.59    16  1343      1937
% 12.43/12.59    18  1191      87
% 12.43/12.59  tot:  2539      2568      (50.3% true)
% 12.43/12.59  
% 12.43/12.59  
% 12.43/12.59  Model 6 (0.00 seconds, 250000 Inserts)
% 12.43/12.59  
% 12.43/12.59  That finishes the proof of the theorem.
% 12.43/12.59  
% 12.43/12.59  Process 26446 finished Sat Jul  2 21:07:26 2022
%------------------------------------------------------------------------------