TSTP Solution File: SYN957+1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SYN957+1 : TPTP v8.1.0. Released v3.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n027.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 12:16:36 EDT 2022

% Result   : Theorem 0.12s 0.35s
% Output   : Refutation 0.12s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SYN957+1 : TPTP v8.1.0. Released v3.1.0.
% 0.11/0.12  % Command  : sos-script %s
% 0.12/0.33  % Computer : n027.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 : Mon Jul 11 20:35:34 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.35  
% 0.12/0.35  -------- PROOF -------- 
% 0.12/0.35  % SZS status Unsatisfiable
% 0.12/0.35  % SZS output start Refutation
% 0.12/0.35  ----- Otter 3.2, August 2001 -----
% 0.12/0.35  The process was started by sandbox on n027.cluster.edu,
% 0.12/0.35  Mon Jul 11 20:35:34 2022
% 0.12/0.35  The command was "./sos".  The process ID is 19621.
% 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  formula_list(usable).
% 0.12/0.35  
% 0.12/0.35  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=2.
% 0.12/0.35  
% 0.12/0.35  This is a non-Horn set without equality.  The strategy
% 0.12/0.35  will be ordered hyper_res, ur_res, unit deletion, and
% 0.12/0.35  factoring, with satellites in sos and nuclei in usable.
% 0.12/0.35  
% 0.12/0.35     dependent: set(hyper_res).
% 0.12/0.35     dependent: set(factor).
% 0.12/0.35     dependent: set(unit_deletion).
% 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  ----> UNIT CONFLICT at   0.00 sec ----> 5 [binary,4.1,2.1] {-} $F.
% 0.12/0.35  
% 0.12/0.35  Length of proof is 2.  Level of proof is 1.
% 0.12/0.35  
% 0.12/0.35  ---------------- PROOF ----------------
% 0.12/0.35  % SZS status Theorem
% 0.12/0.35  % SZS output start Refutation
% 0.12/0.35  
% 0.12/0.35  1 [] {-} -a(A,$c1)| -a(A,A).
% 0.12/0.35  2 [factor,1.1.2] {-} -a($c1,$c1).
% 0.12/0.35  3 [] {-} a(A,$c1)|a(A,A).
% 0.12/0.35  4 [factor,3.1.2] {-} a($c1,$c1).
% 0.12/0.35  5 [binary,4.1,2.1] {-} $F.
% 0.12/0.35  
% 0.12/0.35  % SZS output end Refutation
% 0.12/0.35  ------------ end of proof -------------
% 0.12/0.35  
% 0.12/0.35  
% 0.12/0.35  Search stopped by max_proofs option.
% 0.12/0.35  
% 0.12/0.35  
% 0.12/0.35  Search stopped by max_proofs option.
% 0.12/0.35  
% 0.12/0.35  ============ end of search ============
% 0.12/0.35  
% 0.12/0.35  That finishes the proof of the theorem.
% 0.12/0.35  
% 0.12/0.35  Process 19621 finished Mon Jul 11 20:35:34 2022
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