TSTP Solution File: HWV008-1.002 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : HWV008-1.002 : TPTP v8.1.0. Bugfixed v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %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 : Sat Jul 16 19:01:09 EDT 2022

% Result   : Unsatisfiable 0.80s 1.10s
% Output   : Refutation 0.80s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.14  % Problem  : HWV008-1.002 : TPTP v8.1.0. Bugfixed v2.2.0.
% 0.10/0.15  % Command  : tptp2X_and_run_prover9 %d %s
% 0.15/0.36  % Computer : n029.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 600
% 0.15/0.36  % DateTime : Thu Jun 16 21:30:12 EDT 2022
% 0.15/0.37  % CPUTime  : 
% 0.49/1.06  ============================== Prover9 ===============================
% 0.49/1.06  Prover9 (32) version 2009-11A, November 2009.
% 0.49/1.06  Process 10024 was started by sandbox on n029.cluster.edu,
% 0.49/1.06  Thu Jun 16 21:30:13 2022
% 0.49/1.06  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_9871_n029.cluster.edu".
% 0.49/1.06  ============================== end of head ===========================
% 0.49/1.06  
% 0.49/1.06  ============================== INPUT =================================
% 0.49/1.06  
% 0.49/1.06  % Reading from file /tmp/Prover9_9871_n029.cluster.edu
% 0.49/1.06  
% 0.49/1.06  set(prolog_style_variables).
% 0.49/1.06  set(auto2).
% 0.49/1.06      % set(auto2) -> set(auto).
% 0.49/1.06      % set(auto) -> set(auto_inference).
% 0.49/1.06      % set(auto) -> set(auto_setup).
% 0.49/1.06      % set(auto_setup) -> set(predicate_elim).
% 0.49/1.06      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.49/1.06      % set(auto) -> set(auto_limits).
% 0.49/1.06      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.49/1.06      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.49/1.06      % set(auto) -> set(auto_denials).
% 0.49/1.06      % set(auto) -> set(auto_process).
% 0.49/1.06      % set(auto2) -> assign(new_constants, 1).
% 0.49/1.06      % set(auto2) -> assign(fold_denial_max, 3).
% 0.49/1.06      % set(auto2) -> assign(max_weight, "200.000").
% 0.49/1.06      % set(auto2) -> assign(max_hours, 1).
% 0.49/1.06      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.49/1.06      % set(auto2) -> assign(max_seconds, 0).
% 0.49/1.06      % set(auto2) -> assign(max_minutes, 5).
% 0.49/1.06      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.49/1.06      % set(auto2) -> set(sort_initial_sos).
% 0.49/1.06      % set(auto2) -> assign(sos_limit, -1).
% 0.49/1.06      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.49/1.06      % set(auto2) -> assign(max_megs, 400).
% 0.49/1.06      % set(auto2) -> assign(stats, some).
% 0.49/1.06      % set(auto2) -> clear(echo_input).
% 0.49/1.06      % set(auto2) -> set(quiet).
% 0.49/1.06      % set(auto2) -> clear(print_initial_clauses).
% 0.49/1.06      % set(auto2) -> clear(print_given).
% 0.49/1.06  assign(lrs_ticks,-1).
% 0.49/1.06  assign(sos_limit,10000).
% 0.49/1.06  assign(order,kbo).
% 0.49/1.06  set(lex_order_vars).
% 0.49/1.06  clear(print_given).
% 0.49/1.06  
% 0.49/1.06  % formulas(sos).  % not echoed (68 formulas)
% 0.49/1.06  
% 0.49/1.06  ============================== end of input ==========================
% 0.49/1.06  
% 0.49/1.06  % From the command line: assign(max_seconds, 300).
% 0.49/1.06  
% 0.49/1.06  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.49/1.06  
% 0.49/1.06  % Formulas that are not ordinary clauses:
% 0.49/1.06  
% 0.49/1.06  ============================== end of process non-clausal formulas ===
% 0.49/1.06  
% 0.49/1.06  ============================== PROCESS INITIAL CLAUSES ===============
% 0.49/1.06  
% 0.49/1.06  ============================== PREDICATE ELIMINATION =================
% 0.49/1.06  1 -value(A,B) | -value(A,C) | equal_value(B,C) # label(unique_value) # label(axiom).  [assumption].
% 0.49/1.06  2 -equal_value(n0,n1) # label(equal_value1) # label(axiom).  [assumption].
% 0.49/1.06  3 -equal_value(n1,n0) # label(equal_value2) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -value(A,n0) | -value(A,n1).  [resolve(1,c,2,a)].
% 0.49/1.06  4 -type(A,halfadder) | connection(in(n1,A),in(n1,or1(A))) # label(halfadder_connection_in1_in1or1) # label(axiom).  [assumption].
% 0.49/1.06  5 -connection(A,B) | -value(A,C) | value(B,C) # label(value_propagation1) # label(axiom).  [assumption].
% 0.49/1.06  6 -connection(A,B) | -value(B,C) | value(A,C) # label(value_propagation2) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n1,A),B) | value(in(n1,or1(A)),B).  [resolve(4,b,5,a)].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n1,or1(A)),B) | value(in(n1,A),B).  [resolve(4,b,6,a)].
% 0.49/1.06  7 -type(A,halfadder) | connection(in(n2,A),in(n2,or1(A))) # label(halfadder_connection_in2_in2or1) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n2,A),B) | value(in(n2,or1(A)),B).  [resolve(7,b,5,a)].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n2,or1(A)),B) | value(in(n2,A),B).  [resolve(7,b,6,a)].
% 0.49/1.06  8 -type(A,halfadder) | connection(in(n1,A),in(n1,and2(A))) # label(halfadder_connection_in1_in1and2) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n1,A),B) | value(in(n1,and2(A)),B).  [resolve(8,b,5,a)].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n1,and2(A)),B) | value(in(n1,A),B).  [resolve(8,b,6,a)].
% 0.49/1.06  9 -type(A,halfadder) | connection(in(n2,A),in(n2,and2(A))) # label(halfadder_connection_in2_in2and2) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n2,A),B) | value(in(n2,and2(A)),B).  [resolve(9,b,5,a)].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n2,and2(A)),B) | value(in(n2,A),B).  [resolve(9,b,6,a)].
% 0.49/1.06  10 -type(A,halfadder) | connection(out(s,A),out(n1,and1(A))) # label(halfadder_connection_outs_out1and1) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(out(s,A),B) | value(out(n1,and1(A)),B).  [resolve(10,b,5,a)].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(out(n1,and1(A)),B) | value(out(s,A),B).  [resolve(10,b,6,a)].
% 0.49/1.06  11 -type(A,halfadder) | connection(out(c,A),out(n1,and2(A))) # label(halfadder_connection_outc_out1and2) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(out(c,A),B) | value(out(n1,and2(A)),B).  [resolve(11,b,5,a)].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(out(n1,and2(A)),B) | value(out(c,A),B).  [resolve(11,b,6,a)].
% 0.49/1.06  12 -type(A,fulladder) | connection(in(n1,A),in(n1,h2(A))) # label(fulladder_connection_in1_in1h2) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(in(n1,A),B) | value(in(n1,h2(A)),B).  [resolve(12,b,5,a)].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(in(n1,h2(A)),B) | value(in(n1,A),B).  [resolve(12,b,6,a)].
% 0.49/1.06  13 -type(A,fulladder) | connection(in(n2,A),in(n1,h1(A))) # label(fulladder_connection_in2_in1h1) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(in(n2,A),B) | value(in(n1,h1(A)),B).  [resolve(13,b,5,a)].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(in(n1,h1(A)),B) | value(in(n2,A),B).  [resolve(13,b,6,a)].
% 0.49/1.06  14 -type(A,fulladder) | connection(in(c,A),in(n2,h1(A))) # label(fulladder_connection_inc_in2h1) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(in(c,A),B) | value(in(n2,h1(A)),B).  [resolve(14,b,5,a)].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(in(n2,h1(A)),B) | value(in(c,A),B).  [resolve(14,b,6,a)].
% 0.49/1.06  15 -type(A,fulladder) | connection(out(s,A),out(s,h2(A))) # label(fulladder_connection_outs_outsh2) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(out(s,A),B) | value(out(s,h2(A)),B).  [resolve(15,b,5,a)].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(out(s,h2(A)),B) | value(out(s,A),B).  [resolve(15,b,6,a)].
% 0.49/1.06  16 -type(A,fulladder) | connection(out(c,A),out(n1,or1(A))) # label(fulladder_connection_outc_out1or1) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(out(c,A),B) | value(out(n1,or1(A)),B).  [resolve(16,b,5,a)].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(out(n1,or1(A)),B) | value(out(c,A),B).  [resolve(16,b,6,a)].
% 0.49/1.06  17 -type(A,halfadder) | connection(out(n1,or1(A)),in(n1,and1(A))) # label(halfadder_connection_out1or1_in1_and1) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(out(n1,or1(A)),B) | value(in(n1,and1(A)),B).  [resolve(17,b,5,a)].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n1,and1(A)),B) | value(out(n1,or1(A)),B).  [resolve(17,b,6,a)].
% 0.49/1.06  18 -type(A,halfadder) | connection(out(n1,and2(A)),in(n1,not1(A))) # label(halfadder_connection_out1and2_in1not1) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(out(n1,and2(A)),B) | value(in(n1,not1(A)),B).  [resolve(18,b,5,a)].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n1,not1(A)),B) | value(out(n1,and2(A)),B).  [resolve(18,b,6,a)].
% 0.49/1.06  19 -type(A,halfadder) | connection(out(n1,not1(A)),in(n2,and1(A))) # label(halfadder_connection_out1not1_in2and1) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(out(n1,not1(A)),B) | value(in(n2,and1(A)),B).  [resolve(19,b,5,a)].
% 0.49/1.06  Derived: -type(A,halfadder) | -value(in(n2,and1(A)),B) | value(out(n1,not1(A)),B).  [resolve(19,b,6,a)].
% 0.49/1.06  20 -type(A,fulladder) | connection(out(s,h1(A)),in(n2,h2(A))) # label(fulladder_connection_outsh1_in2h2) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(out(s,h1(A)),B) | value(in(n2,h2(A)),B).  [resolve(20,b,5,a)].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(in(n2,h2(A)),B) | value(out(s,h1(A)),B).  [resolve(20,b,6,a)].
% 0.49/1.06  21 -type(A,fulladder) | connection(out(c,h1(A)),in(n2,or1(A))) # label(fulladder_connection_outch1_in2or1) # label(axiom).  [assumption].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(out(c,h1(A)),B) | value(in(n2,or1(A)),B).  [resolve(21,b,5,a)].
% 0.49/1.06  Derived: -type(A,fulladder) | -value(in(n2,or1(A)),B) | value(out(c,h1(A)),B).  [resolve(21,b,6,a)].
% 0.49/1.06  22 -type(A,fulladder) | connection(out(c,h2(A)),in(n1,or1(A))) # label(fulladder_connection_outch2_in1or1) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,fulladder) | -value(out(c,h2(A)),B) | value(in(n1,or1(A)),B).  [resolve(22,b,5,a)].
% 0.49/1.07  Derived: -type(A,fulladder) | -value(in(n1,or1(A)),B) | value(out(c,h2(A)),B).  [resolve(22,b,6,a)].
% 0.49/1.07  23 -type(A,nbit_adder(n2)) | connection(out(n1,A),out(n1,f(n1,A))) # label(nbit_adder_connection_out1_out1f1) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(out(n1,A),B) | value(out(n1,f(n1,A)),B).  [resolve(23,b,5,a)].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(out(n1,f(n1,A)),B) | value(out(n1,A),B).  [resolve(23,b,6,a)].
% 0.49/1.07  24 -type(A,nbit_adder(n2)) | connection(out(n2,A),out(n1,f(n2,A))) # label(nbit_adder_connection_out2_out1f2) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(out(n2,A),B) | value(out(n1,f(n2,A)),B).  [resolve(24,b,5,a)].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(out(n1,f(n2,A)),B) | value(out(n2,A),B).  [resolve(24,b,6,a)].
% 0.49/1.07  25 -type(A,nbit_adder(n2)) | connection(out(c,A),out(c,f(n2,A))) # label(nbit_adder_connection_outc_outcf1) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(out(c,A),B) | value(out(c,f(n2,A)),B).  [resolve(25,b,5,a)].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(out(c,f(n2,A)),B) | value(out(c,A),B).  [resolve(25,b,6,a)].
% 0.49/1.07  26 -type(A,nbit_adder(n2)) | connection(in(a1,A),in(n1,f(n1,A))) # label(nbit_adder_connection_ina1_in1f1) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(a1,A),B) | value(in(n1,f(n1,A)),B).  [resolve(26,b,5,a)].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(n1,f(n1,A)),B) | value(in(a1,A),B).  [resolve(26,b,6,a)].
% 0.49/1.07  27 -type(A,nbit_adder(n2)) | connection(in(b1,A),in(n2,f(n1,A))) # label(nbit_adder_connection_inb1_in2f1) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(b1,A),B) | value(in(n2,f(n1,A)),B).  [resolve(27,b,5,a)].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(n2,f(n1,A)),B) | value(in(b1,A),B).  [resolve(27,b,6,a)].
% 0.49/1.07  28 -type(A,nbit_adder(n2)) | connection(in(a2,A),in(n1,f(n2,A))) # label(nbit_adder_connection_ina2_in1f2) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(a2,A),B) | value(in(n1,f(n2,A)),B).  [resolve(28,b,5,a)].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(n1,f(n2,A)),B) | value(in(a2,A),B).  [resolve(28,b,6,a)].
% 0.49/1.07  29 -type(A,nbit_adder(n2)) | connection(in(b2,A),in(n2,f(n2,A))) # label(nbit_adder_connection_inb2_in2f2) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(b2,A),B) | value(in(n2,f(n2,A)),B).  [resolve(29,b,5,a)].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(n2,f(n2,A)),B) | value(in(b2,A),B).  [resolve(29,b,6,a)].
% 0.49/1.07  30 -type(A,nbit_adder(n2)) | connection(in(c,A),in(c,f(n1,A))) # label(nbit_adder_connection_inc_incf2) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(c,A),B) | value(in(c,f(n1,A)),B).  [resolve(30,b,5,a)].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(c,f(n1,A)),B) | value(in(c,A),B).  [resolve(30,b,6,a)].
% 0.49/1.07  31 -type(A,nbit_adder(n2)) | connection(out(c,f(n1,A)),in(c,f(n2,A))) # label(nbit_adder_connection_inc_incf1) # label(axiom).  [assumption].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(out(c,f(n1,A)),B) | value(in(c,f(n2,A)),B).  [resolve(31,b,5,a)].
% 0.49/1.07  Derived: -type(A,nbit_adder(n2)) | -value(in(c,f(n2,A)),B) | value(out(c,f(n1,A)),B).  [resolve(31,b,6,a)].
% 0.49/1.07  
% 0.49/1.07  ============================== end predicate elimination =============
% 0.49/1.07  
% 0.49/1.07  Auto_denials:  (non-Horn, no changes).
% 0.49/1.07  
% 0.49/1.07  Term ordering decisions:
% 0.49/1.07  Function symbol KB weights:  n1=1. n2=1. c=1. halfadder=1. n0=1. fulladder=1. ok=1. a=1. s=1. and=1. or=1. not=1. a1=1. a2=1. b1=1. b2=1. abnormal=1. in=1. out=1. f=1. nbit_adder=1. or1=1. and2=1. h1=1. h2=1. and1=1. not1=1.
% 0.49/1.07  
% 0.49/1.07  ============================== end of process initial clauses ========
% 0.49/1.07  
% 0.49/1.07  ============================== CLAUSES FOR SEARCH ====================
% 0.49/1.07  
% 0.49/1.07  ============================== end of clauses for search =============
% 0.49/1.07  
% 0.49/1.07  ============================== SEARCH ================================
% 0.80/1.10  
% 0.80/1.10  % Starting search at 0.02 seconds.
% 0.80/1.10  
% 0.80/1.10  ============================== PROOF =================================
% 0.80/1.10  % SZS status Unsatisfiable
% 0.80/1.10  % SZS output start Refutation
% 0.80/1.10  
% 0.80/1.10  % Proof 1 at 0.05 (+ 0.00) seconds.
% 0.80/1.10  % Length of proof is 69.
% 0.80/1.10  % Level of proof is 11.
% 0.80/1.10  % Maximum clause weight is 24.000.
% 0.80/1.10  % Given clauses 174.
% 0.80/1.10  
% 0.80/1.10  1 -value(A,B) | -value(A,C) | equal_value(B,C) # label(unique_value) # label(axiom).  [assumption].
% 0.80/1.10  2 -equal_value(n0,n1) # label(equal_value1) # label(axiom).  [assumption].
% 0.80/1.10  5 -connection(A,B) | -value(A,C) | value(B,C) # label(value_propagation1) # label(axiom).  [assumption].
% 0.80/1.10  6 -connection(A,B) | -value(B,C) | value(A,C) # label(value_propagation2) # label(axiom).  [assumption].
% 0.80/1.10  8 -type(A,halfadder) | connection(in(n1,A),in(n1,and2(A))) # label(halfadder_connection_in1_in1and2) # label(axiom).  [assumption].
% 0.80/1.10  11 -type(A,halfadder) | connection(out(c,A),out(n1,and2(A))) # label(halfadder_connection_outc_out1and2) # label(axiom).  [assumption].
% 0.80/1.10  12 -type(A,fulladder) | connection(in(n1,A),in(n1,h2(A))) # label(fulladder_connection_in1_in1h2) # label(axiom).  [assumption].
% 0.80/1.10  13 -type(A,fulladder) | connection(in(n2,A),in(n1,h1(A))) # label(fulladder_connection_in2_in1h1) # label(axiom).  [assumption].
% 0.80/1.10  16 -type(A,fulladder) | connection(out(c,A),out(n1,or1(A))) # label(fulladder_connection_outc_out1or1) # label(axiom).  [assumption].
% 0.80/1.10  21 -type(A,fulladder) | connection(out(c,h1(A)),in(n2,or1(A))) # label(fulladder_connection_outch1_in2or1) # label(axiom).  [assumption].
% 0.80/1.10  22 -type(A,fulladder) | connection(out(c,h2(A)),in(n1,or1(A))) # label(fulladder_connection_outch2_in1or1) # label(axiom).  [assumption].
% 0.80/1.10  25 -type(A,nbit_adder(n2)) | connection(out(c,A),out(c,f(n2,A))) # label(nbit_adder_connection_outc_outcf1) # label(axiom).  [assumption].
% 0.80/1.10  28 -type(A,nbit_adder(n2)) | connection(in(a2,A),in(n1,f(n2,A))) # label(nbit_adder_connection_ina2_in1f2) # label(axiom).  [assumption].
% 0.80/1.10  29 -type(A,nbit_adder(n2)) | connection(in(b2,A),in(n2,f(n2,A))) # label(nbit_adder_connection_inb2_in2f2) # label(axiom).  [assumption].
% 0.80/1.10  32 type(a,nbit_adder(n2)) # label(a_isa_2bit_adder) # label(hypothesis).  [assumption].
% 0.80/1.10  34 value(in(a2,a),n0) # label(ina2_0) # label(hypothesis).  [assumption].
% 0.80/1.10  36 value(in(b2,a),n0) # label(inb2_0) # label(hypothesis).  [assumption].
% 0.80/1.10  40 value(out(c,a),n1) # label(outc_1) # label(hypothesis).  [assumption].
% 0.80/1.10  42 -mode(or1(f(n2,a)),abnormal) # label(diagnosis_or1f2a) # label(negated_conjecture).  [assumption].
% 0.80/1.10  43 -mode(and2(h1(f(n2,a))),abnormal) # label(diagnosis_and2h2f2a) # label(negated_conjecture).  [assumption].
% 0.80/1.10  44 -mode(and2(h2(f(n2,a))),abnormal) # label(diagnosis_and2h1f2a) # label(negated_conjecture).  [assumption].
% 0.80/1.10  46 -type(A,halfadder) | type(and2(A),and) # label(halfadder_and2) # label(axiom).  [assumption].
% 0.80/1.10  49 -type(A,fulladder) | type(h1(A),halfadder) # label(fulladder_halfadder1) # label(axiom).  [assumption].
% 0.80/1.10  50 -type(A,fulladder) | type(h2(A),halfadder) # label(fulladder_halfadder2) # label(axiom).  [assumption].
% 0.80/1.10  51 -type(A,fulladder) | type(or1(A),or) # label(fulladder_or1) # label(axiom).  [assumption].
% 0.80/1.10  52 -type(A,B) | mode(A,ok) | mode(A,abnormal) # label(ok_or_abnormal) # label(axiom).  [assumption].
% 0.80/1.10  54 -type(A,nbit_adder(n2)) | type(f(n2,A),fulladder) # label(nbit_adder_fulladder2) # label(axiom).  [assumption].
% 0.80/1.10  56 -mode(A,ok) | -type(A,and) | -value(out(n1,A),n1) | value(in(n1,A),n1) # label(and_1_1x) # label(axiom).  [assumption].
% 0.80/1.10  68 -mode(A,ok) | -type(A,or) | -value(out(n1,A),n1) | value(in(n1,A),n1) | value(in(n2,A),n1) # label(or_1_11) # label(axiom).  [assumption].
% 0.80/1.10  69 -value(A,n0) | -value(A,n1).  [resolve(1,c,2,a)].
% 0.80/1.10  75 -type(A,halfadder) | -value(in(n1,and2(A)),B) | value(in(n1,A),B).  [resolve(8,b,6,a)].
% 0.80/1.10  80 -type(A,halfadder) | -value(out(c,A),B) | value(out(n1,and2(A)),B).  [resolve(11,b,5,a)].
% 0.80/1.10  83 -type(A,fulladder) | -value(in(n1,h2(A)),B) | value(in(n1,A),B).  [resolve(12,b,6,a)].
% 0.80/1.10  85 -type(A,fulladder) | -value(in(n1,h1(A)),B) | value(in(n2,A),B).  [resolve(13,b,6,a)].
% 0.80/1.10  90 -type(A,fulladder) | -value(out(c,A),B) | value(out(n1,or1(A)),B).  [resolve(16,b,5,a)].
% 0.80/1.10  101 -type(A,fulladder) | -value(in(n2,or1(A)),B) | value(out(c,h1(A)),B).  [resolve(21,b,6,a)].
% 0.80/1.10  103 -type(A,fulladder) | -value(in(n1,or1(A)),B) | value(out(c,h2(A)),B).  [resolve(22,b,6,a)].
% 0.80/1.10  108 -type(A,nbit_adder(n2)) | -value(out(c,A),B) | value(out(c,f(n2,A)),B).  [resolve(25,b,5,a)].
% 0.80/1.10  115 -type(A,nbit_adder(n2)) | -value(in(n1,f(n2,A)),B) | value(in(a2,A),B).  [resolve(28,b,6,a)].
% 0.80/1.10  117 -type(A,nbit_adder(n2)) | -value(in(n2,f(n2,A)),B) | value(in(b2,A),B).  [resolve(29,b,6,a)].
% 0.80/1.10  124 type(f(n2,a),fulladder).  [resolve(54,a,32,a)].
% 0.80/1.10  128 -value(in(b2,a),n1).  [resolve(69,a,36,a)].
% 0.80/1.10  130 -value(in(a2,a),n1).  [resolve(69,a,34,a)].
% 0.80/1.10  137 -value(out(c,a),A) | value(out(c,f(n2,a)),A).  [resolve(108,a,32,a)].
% 0.80/1.10  154 -value(in(n2,f(n2,a)),n1).  [ur(117,a,32,a,c,128,a)].
% 0.80/1.10  192 type(or1(f(n2,a)),or).  [resolve(124,a,51,a)].
% 0.80/1.10  193 type(h2(f(n2,a)),halfadder).  [resolve(124,a,50,a)].
% 0.80/1.10  194 type(h1(f(n2,a)),halfadder).  [resolve(124,a,49,a)].
% 0.80/1.10  220 -value(in(n1,f(n2,a)),n1).  [ur(115,a,32,a,c,130,a)].
% 0.80/1.10  246 mode(or1(f(n2,a)),ok).  [resolve(192,a,52,a),unit_del(b,42)].
% 0.80/1.10  268 type(and2(h2(f(n2,a))),and).  [resolve(193,a,46,a)].
% 0.80/1.10  291 type(and2(h1(f(n2,a))),and).  [resolve(194,a,46,a)].
% 0.80/1.10  295 -value(in(n1,h1(f(n2,a))),n1).  [ur(85,a,124,a,c,154,a)].
% 0.80/1.10  297 -value(out(n1,or1(f(n2,a))),n1) | value(in(n1,or1(f(n2,a))),n1) | value(in(n2,or1(f(n2,a))),n1).  [resolve(246,a,68,a),unit_del(a,192)].
% 0.80/1.10  314 -value(in(n1,h2(f(n2,a))),n1).  [ur(83,a,124,a,c,220,a)].
% 0.80/1.10  327 -value(in(n1,and2(h1(f(n2,a)))),n1).  [ur(75,a,194,a,c,295,a)].
% 0.80/1.10  331 -value(in(n1,and2(h2(f(n2,a)))),n1).  [ur(75,a,193,a,c,314,a)].
% 0.80/1.10  338 mode(and2(h2(f(n2,a))),ok).  [resolve(268,a,52,a),unit_del(b,44)].
% 0.80/1.10  342 mode(and2(h1(f(n2,a))),ok).  [resolve(291,a,52,a),unit_del(b,43)].
% 0.80/1.10  343 value(out(c,f(n2,a)),n1).  [resolve(137,a,40,a)].
% 0.80/1.10  355 -value(out(n1,and2(h2(f(n2,a)))),n1).  [resolve(338,a,56,a),unit_del(a,268),unit_del(c,331)].
% 0.80/1.10  360 -value(out(c,h2(f(n2,a))),n1).  [ur(80,a,193,a,c,355,a)].
% 0.80/1.10  371 -value(out(n1,and2(h1(f(n2,a)))),n1).  [resolve(342,a,56,a),unit_del(a,291),unit_del(c,327)].
% 0.80/1.10  376 -value(in(n1,or1(f(n2,a))),n1).  [ur(103,a,124,a,c,360,a)].
% 0.80/1.10  378 -value(out(n1,or1(f(n2,a))),n1) | value(in(n2,or1(f(n2,a))),n1).  [back_unit_del(297),unit_del(b,376)].
% 0.80/1.10  380 -value(out(c,h1(f(n2,a))),n1).  [ur(80,a,194,a,c,371,a)].
% 0.80/1.10  382 -value(in(n2,or1(f(n2,a))),n1).  [ur(101,a,124,a,c,380,a)].
% 0.80/1.10  383 -value(out(n1,or1(f(n2,a))),n1).  [back_unit_del(378),unit_del(b,382)].
% 0.80/1.10  386 $F.  [ur(90,b,343,a,c,383,a),unit_del(a,124)].
% 0.80/1.10  
% 0.80/1.10  % SZS output end Refutation
% 0.80/1.10  ============================== end of proof ==========================
% 0.80/1.10  
% 0.80/1.10  ============================== STATISTICS ============================
% 0.80/1.10  
% 0.80/1.10  Given=174. Generated=426. Kept=354. proofs=1.
% 0.80/1.10  Usable=173. Sos=150. Demods=0. Limbo=0, Disabled=152. Hints=0.
% 0.80/1.10  Megabytes=0.58.
% 0.80/1.10  User_CPU=0.05, System_CPU=0.00, Wall_clock=0.
% 0.80/1.10  
% 0.80/1.10  ============================== end of statistics =====================
% 0.80/1.10  
% 0.80/1.10  ============================== end of search =========================
% 0.80/1.10  
% 0.80/1.10  THEOREM PROVED
% 0.80/1.10  % SZS status Unsatisfiable
% 0.80/1.10  
% 0.80/1.10  Exiting with 1 proof.
% 0.80/1.10  
% 0.80/1.10  Process 10024 exit (max_proofs) Thu Jun 16 21:30:13 2022
% 0.80/1.10  Prover9 interrupted
%------------------------------------------------------------------------------