TSTP Solution File: SYN345-1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SYN345-1 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n005.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 12:12:01 EDT 2022

% Result   : Unsatisfiable 1.66s 1.86s
% Output   : Refutation 1.66s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : SYN345-1 : TPTP v8.1.0. Released v1.2.0.
% 0.10/0.13  % Command  : sos-script %s
% 0.13/0.34  % Computer : n005.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 19:33:37 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.36  ----- Otter 3.2, August 2001 -----
% 0.13/0.36  The process was started by sandbox on n005.cluster.edu,
% 0.13/0.36  Mon Jul 11 19:33:37 2022
% 0.13/0.36  The command was "./sos".  The process ID is 17577.
% 0.13/0.36  
% 0.13/0.36  set(prolog_style_variables).
% 0.13/0.36  set(auto).
% 0.13/0.36     dependent: set(auto1).
% 0.13/0.36     dependent: set(process_input).
% 0.13/0.36     dependent: clear(print_kept).
% 0.13/0.36     dependent: clear(print_new_demod).
% 0.13/0.36     dependent: clear(print_back_demod).
% 0.13/0.36     dependent: clear(print_back_sub).
% 0.13/0.36     dependent: set(control_memory).
% 0.13/0.36     dependent: assign(max_mem, 12000).
% 0.13/0.36     dependent: assign(pick_given_ratio, 4).
% 0.13/0.36     dependent: assign(stats_level, 1).
% 0.13/0.36     dependent: assign(pick_semantic_ratio, 3).
% 0.13/0.36     dependent: assign(sos_limit, 5000).
% 0.13/0.36     dependent: assign(max_weight, 60).
% 0.13/0.36  clear(print_given).
% 0.13/0.36  
% 0.13/0.36  list(usable).
% 0.13/0.36  
% 0.13/0.36  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=3.
% 0.13/0.36  
% 0.13/0.36  This is a non-Horn set without equality.  The strategy
% 0.13/0.36  will be ordered hyper_res, ur_res, unit deletion, and
% 0.13/0.36  factoring, with satellites in sos and nuclei in usable.
% 0.13/0.36  
% 0.13/0.36     dependent: set(hyper_res).
% 0.13/0.36     dependent: set(factor).
% 0.13/0.36     dependent: set(unit_deletion).
% 0.13/0.36  
% 0.13/0.36  ------------> process usable:
% 0.13/0.36    Following clause subsumed by 2 during input processing: 0 [] {-} -f(A,B,z(B,A))| -f(a,a,b)|f(a,b,b).
% 0.13/0.36  
% 0.13/0.36  ------------> process sos:
% 0.13/0.36  
% 0.13/0.36  ======= end of input processing =======
% 0.13/0.38  
% 0.13/0.38  Model 1 (0.00 seconds, 0 Inserts)
% 0.13/0.38  
% 0.13/0.38  Stopped by limit on number of solutions
% 0.13/0.38  
% 0.13/0.38  
% 0.13/0.38  -------------- Softie stats --------------
% 0.13/0.38  
% 0.13/0.38  UPDATE_STOP: 300
% 0.13/0.38  SFINDER_TIME_LIMIT: 2
% 0.13/0.38  SHORT_CLAUSE_CUTOFF: 4
% 0.13/0.38  number of clauses in intial UL: 6
% 0.13/0.38  number of clauses initially in problem: 7
% 0.13/0.38  percentage of clauses intially in UL: 85
% 0.13/0.38  percentage of distinct symbols occuring in initial UL: 100
% 0.13/0.38  percent of all initial clauses that are short: 100
% 0.13/0.38  absolute distinct symbol count: 4
% 0.13/0.38     distinct predicate count: 1
% 0.13/0.38     distinct function count: 1
% 0.13/0.38     distinct constant count: 2
% 0.13/0.38  
% 0.13/0.38  ---------- no more Softie stats ----------
% 0.13/0.38  
% 0.13/0.38  
% 0.13/0.38  
% 0.13/0.38  =========== start of search ===========
% 1.66/1.86  
% 1.66/1.86  -------- PROOF -------- 
% 1.66/1.86  % SZS status Unsatisfiable
% 1.66/1.86  % SZS output start Refutation
% 1.66/1.86  
% 1.66/1.86  Stopped by limit on insertions
% 1.66/1.86  
% 1.66/1.86  Stopped by limit on insertions
% 1.66/1.86  
% 1.66/1.86  Stopped by limit on insertions
% 1.66/1.86  
% 1.66/1.86  Stopped by limit on insertions
% 1.66/1.86  
% 1.66/1.86  Stopped by limit on insertions
% 1.66/1.86  
% 1.66/1.86  -----> EMPTY CLAUSE at   1.48 sec ----> 19 [hyper,18,7,16,13] {-} $F.
% 1.66/1.86  
% 1.66/1.86  Length of proof is 6.  Level of proof is 4.
% 1.66/1.86  
% 1.66/1.86  ---------------- PROOF ----------------
% 1.66/1.86  % SZS status Unsatisfiable
% 1.66/1.86  % SZS output start Refutation
% 1.66/1.86  
% 1.66/1.86  1 [] {-} f(a,b,A)| -f(a,a,b)|f(a,b,b).
% 1.66/1.86  2 [copy,1,factor_simp] {+} f(a,b,b)| -f(a,a,b).
% 1.66/1.86  3 [] {+} f(b,A,B)|f(a,a,b)| -f(a,b,b).
% 1.66/1.86  4 [] {+} -f(A,z(A,B),z(A,B))|f(a,a,b)| -f(a,b,b).
% 1.66/1.86  5 [] {+} f(A,B,z(A,B))| -f(a,a,b)| -f(a,b,b).
% 1.66/1.86  6 [] {+} -f(b,b,A)|f(a,a,b)|f(a,b,b).
% 1.66/1.86  7 [] {+} -f(b,b,A)| -f(a,a,b)| -f(a,b,b).
% 1.66/1.86  8 [] {-} f(A,B,z(A,B))|f(a,a,b)|f(a,b,b).
% 1.66/1.86  9 [hyper,8,6,factor_simp,factor_simp] {-} f(a,a,b)|f(a,b,b).
% 1.66/1.86  13 [hyper,9,2,factor_simp] {-} f(a,b,b).
% 1.66/1.86  14 [hyper,9,3,factor_simp] {-} f(a,a,b)|f(b,A,B).
% 1.66/1.86  16 [hyper,14,4,13,factor_simp] {-} f(a,a,b).
% 1.66/1.86  18 [hyper,16,5,13] {-} f(A,B,z(A,B)).
% 1.66/1.86  19 [hyper,18,7,16,13] {-} $F.
% 1.66/1.86  
% 1.66/1.86  % SZS output end Refutation
% 1.66/1.86  ------------ end of proof -------------
% 1.66/1.86  
% 1.66/1.86  
% 1.66/1.86  Search stopped by max_proofs option.
% 1.66/1.86  
% 1.66/1.86  
% 1.66/1.86  Search stopped by max_proofs option.
% 1.66/1.86  
% 1.66/1.86  ============ end of search ============
% 1.66/1.86  
% 1.66/1.86  ----------- soft-scott stats ----------
% 1.66/1.86  
% 1.66/1.86  true clauses given           0      (0.0%)
% 1.66/1.86  false clauses given          6
% 1.66/1.86  
% 1.66/1.86        FALSE     TRUE
% 1.66/1.86  tot:  0         0      (-nan% true)
% 1.66/1.86  
% 1.66/1.86  
% 1.66/1.86  Model 1 (0.00 seconds, 0 Inserts)
% 1.66/1.86  
% 1.66/1.86  That finishes the proof of the theorem.
% 1.66/1.86  
% 1.66/1.86  Process 17577 finished Mon Jul 11 19:33:38 2022
%------------------------------------------------------------------------------