TSTP Solution File: SYN567-1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SYN567-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n022.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 12:14:11 EDT 2022

% Result   : Unsatisfiable 11.42s 11.65s
% Output   : Refutation 11.42s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SYN567-1 : TPTP v8.1.0. Released v2.5.0.
% 0.11/0.13  % Command  : sos-script %s
% 0.13/0.34  % Computer : n022.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Mon Jul 11 13:39:25 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 n022.cluster.edu,
% 0.13/0.35  Mon Jul 11 13:39:25 2022
% 0.13/0.35  The command was "./sos".  The process ID is 8257.
% 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  list(usable).
% 0.13/0.35  
% 0.13/0.35  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=5.
% 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  
% 0.13/0.35  ------------> process sos:
% 0.13/0.35  19 back subsumes 17.
% 0.13/0.35  20 back subsumes 18.
% 0.13/0.35  
% 0.13/0.35  ======= end of input processing =======
% 11.42/11.65  
% 11.42/11.65  Stopped by limit on insertions
% 11.42/11.65  
% 11.42/11.65  Stopped by limit on insertions
% 11.42/11.65  
% 11.42/11.65  Stopped by limit on insertions
% 11.42/11.65  
% 11.42/11.65  Stopped by limit on insertions
% 11.42/11.65  
% 11.42/11.65  Stopped by limit on insertions
% 11.42/11.65  
% 11.42/11.65  
% 11.42/11.65  Failed to model usable list: disabling FINDER
% 11.42/11.65  
% 11.42/11.65  
% 11.42/11.65  
% 11.42/11.65  -------------- Softie stats --------------
% 11.42/11.65  
% 11.42/11.65  UPDATE_STOP: 300
% 11.42/11.65  SFINDER_TIME_LIMIT: 2
% 11.42/11.65  SHORT_CLAUSE_CUTOFF: 4
% 11.42/11.65  number of clauses in intial UL: 16
% 11.42/11.65  number of clauses initially in problem: 19
% 11.42/11.65  percentage of clauses intially in UL: 84
% 11.42/11.65  percentage of distinct symbols occuring in initial UL: 100
% 11.42/11.65  percent of all initial clauses that are short: 100
% 11.42/11.65  absolute distinct symbol count: 9
% 11.42/11.65     distinct predicate count: 2
% 11.42/11.65     distinct function count: 5
% 11.42/11.65     distinct constant count: 2
% 11.42/11.65  
% 11.42/11.65  ---------- no more Softie stats ----------
% 11.42/11.65  
% 11.42/11.65  
% 11.42/11.65  
% 11.42/11.65  =========== start of search ===========
% 11.42/11.65  
% 11.42/11.65  -- HEY sandbox2, WE HAVE A PROOF!! -- 
% 11.42/11.65  
% 11.42/11.65  -----> EMPTY CLAUSE at  11.26 sec ----> 119 [hyper,31,1,unit_del,2,3,9] {-} $F.
% 11.42/11.65  
% 11.42/11.65  Length of proof is 2.  Level of proof is 2.
% 11.42/11.65  
% 11.42/11.65  ---------------- PROOF ----------------
% 11.42/11.65  % SZS status Unsatisfiable
% 11.42/11.65  % SZS output start Refutation
% 11.42/11.65  
% 11.42/11.65  1 [] {+} -p2(f6(c9),f3(f4(c10))).
% 11.42/11.65  2 [] {+} -p2(f6(c9),f3(f7(f4(c10)))).
% 11.42/11.65  3 [] {+} -p2(f6(c9),f3(f7(f7(f4(c10))))).
% 11.42/11.65  7 [] {+} p2(f6(A),f6(B))| -p5(A,B).
% 11.42/11.65  9 [] {+} -p2(f6(c9),f3(f7(f7(f7(f4(c10)))))).
% 11.42/11.65  16 [] {+} p2(A,f3(f4(c10)))|p2(A,f3(f7(f4(c10))))|p2(A,f3(f7(f7(f4(c10)))))|p2(A,f3(f7(f7(f7(f4(c10))))))| -p2(f6(f8(A)),A).
% 11.42/11.65  21 [] {-} p5(f8(f6(A)),A).
% 11.42/11.65  27 [hyper,21,7] {-} p2(f6(f8(f6(A))),f6(A)).
% 11.42/11.65  31 [hyper,27,16] {-} p2(f6(A),f3(f4(c10)))|p2(f6(A),f3(f7(f4(c10))))|p2(f6(A),f3(f7(f7(f4(c10)))))|p2(f6(A),f3(f7(f7(f7(f4(c10)))))).
% 11.42/11.65  119 [hyper,31,1,unit_del,2,3,9] {-} $F.
% 11.42/11.65  
% 11.42/11.65  % SZS output end Refutation
% 11.42/11.65  ------------ end of proof -------------
% 11.42/11.65  
% 11.42/11.65  
% 11.42/11.65  Search stopped by max_proofs option.
% 11.42/11.65  
% 11.42/11.65  
% 11.42/11.65  Search stopped by max_proofs option.
% 11.42/11.65  
% 11.42/11.65  ============ end of search ============
% 11.42/11.65  
% 11.42/11.65  That finishes the proof of the theorem.
% 11.42/11.65  
% 11.42/11.65  Process 8257 finished Mon Jul 11 13:39:36 2022
%------------------------------------------------------------------------------