TSTP Solution File: PLA031-1.002 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : PLA031-1.002 : TPTP v8.1.2. Released v3.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n020.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  : 300s
% DateTime : Fri May  3 02:53:54 EDT 2024

% Result   : Unsatisfiable 17.49s 3.13s
% Output   : CNFRefutation 17.49s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   25
%            Number of leaves      :   25
% Syntax   : Number of clauses     :   74 (  24 unt;   0 nHn;  74 RR)
%            Number of literals    :  139 (   0 equ;  68 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-7 aty)
%            Number of functors    :    7 (   7 usr;   7 con; 0-0 aty)
%            Number of variables   :  130 (   4 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,plain,
    ( ~ s(X0,X1,X2,X3,X4,X0,X5)
    | s(truck1,X1,X2,X3,X4,X0,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',load1) ).

cnf(c_50,plain,
    ( ~ s(truck1,X0,X1,X2,X3,X4,X5)
    | s(X4,X0,X1,X2,X3,X4,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',load2) ).

cnf(c_51,plain,
    ( ~ s(X0,X1,X2,X3,X4,X5,X0)
    | s(truck2,X1,X2,X3,X4,X5,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',load3) ).

cnf(c_52,plain,
    ( ~ s(truck2,X0,X1,X2,X3,X4,X5)
    | s(X5,X0,X1,X2,X3,X4,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',load4) ).

cnf(c_53,plain,
    ( ~ s(X0,X1,X2,X3,X4,X1,X5)
    | s(X0,truck1,X2,X3,X4,X1,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',load5) ).

cnf(c_54,plain,
    ( ~ s(X0,truck1,X1,X2,X3,X4,X5)
    | s(X0,X4,X1,X2,X3,X4,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',load6) ).

cnf(c_57,plain,
    ( ~ s(X0,X1,X2,X3,X4,X2,X5)
    | s(X0,X1,truck1,X3,X4,X2,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',load9) ).

cnf(c_58,plain,
    ( ~ s(X0,X1,truck1,X2,X3,X4,X5)
    | s(X0,X1,X4,X2,X3,X4,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',load10) ).

cnf(c_61,plain,
    ( ~ s(X0,X1,X2,X3,X4,X3,X5)
    | ~ neq(X4,truck1)
    | s(X0,X1,X2,truck1,X4,X3,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',board1) ).

cnf(c_62,plain,
    ( ~ s(X0,X1,X2,truck1,X3,X4,X5)
    | s(X0,X1,X2,X4,X3,X4,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',board2) ).

cnf(c_65,plain,
    ( ~ s(X0,X1,X2,X3,X4,X4,X5)
    | ~ neq(X3,truck1)
    | s(X0,X1,X2,X3,truck1,X4,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',board5) ).

cnf(c_66,plain,
    ( ~ s(X0,X1,X2,X3,truck1,X4,X5)
    | s(X0,X1,X2,X3,X4,X4,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',board6) ).

cnf(c_69,plain,
    ( ~ s(X0,X1,X2,truck1,X3,X4,X5)
    | ~ link(X4,X6)
    | s(X0,X1,X2,truck1,X3,X6,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',drive1) ).

cnf(c_71,plain,
    ( ~ s(X0,X1,X2,X3,truck1,X4,X5)
    | ~ link(X4,X6)
    | s(X0,X1,X2,X3,truck1,X6,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',drive3) ).

cnf(c_73,plain,
    ( ~ s(X0,X1,X2,X3,X4,X5,X6)
    | ~ path(X3,X7)
    | s(X0,X1,X2,X7,X4,X5,X6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',walk1) ).

cnf(c_74,plain,
    ( ~ s(X0,X1,X2,X3,X4,X5,X6)
    | ~ path(X4,X7)
    | s(X0,X1,X2,X3,X7,X5,X6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',walk2) ).

cnf(c_96,plain,
    neq(s1,truck1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',neq22) ).

cnf(c_124,plain,
    path(s1,p1_0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',map1) ).

cnf(c_129,plain,
    path(p2_1,s2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',map6) ).

cnf(c_130,plain,
    path(s1,p2_1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',map7) ).

cnf(c_133,plain,
    link(s1,s0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',map10) ).

cnf(c_135,plain,
    link(s2,s1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',map12) ).

cnf(c_137,plain,
    link(s0,s2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',map14) ).

cnf(c_138,plain,
    s(s1,s1,s1,s1,s1,s2,s0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',init) ).

cnf(c_139,negated_conjecture,
    ~ s(s0,s0,s2,s2,X0,s2,X1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',goal) ).

cnf(c_1783,plain,
    ~ s(s0,s0,s2,s2,X0,s2,s0),
    inference(instantiation,[status(thm)],[c_139]) ).

cnf(c_1803,plain,
    ( ~ s(truck2,s0,s2,s2,X0,s2,s0)
    | s(s0,s0,s2,s2,X0,s2,s0) ),
    inference(instantiation,[status(thm)],[c_52]) ).

cnf(c_1937,plain,
    ( ~ s(truck2,s0,truck1,s2,X0,s2,s0)
    | s(truck2,s0,s2,s2,X0,s2,s0) ),
    inference(instantiation,[status(thm)],[c_58]) ).

cnf(c_2385,plain,
    ( ~ s(truck2,s0,truck1,truck1,X0,s2,s0)
    | s(truck2,s0,truck1,s2,X0,s2,s0) ),
    inference(instantiation,[status(thm)],[c_62]) ).

cnf(c_2590,plain,
    ( ~ path(s1,X0)
    | s(s1,s1,s1,X0,s1,s2,s0) ),
    inference(superposition,[status(thm)],[c_138,c_73]) ).

cnf(c_2592,plain,
    ( ~ neq(s1,truck1)
    | ~ path(s1,s2)
    | s(s1,s1,s1,truck1,s1,s2,s0) ),
    inference(superposition,[status(thm)],[c_2590,c_61]) ).

cnf(c_2598,plain,
    ( ~ path(X0,X1)
    | ~ path(s1,X0)
    | s(s1,s1,s1,X1,s1,s2,s0) ),
    inference(superposition,[status(thm)],[c_2590,c_73]) ).

cnf(c_2708,plain,
    ( ~ path(s1,X0)
    | s(s1,s1,s1,s1,X0,s2,s0) ),
    inference(superposition,[status(thm)],[c_138,c_74]) ).

cnf(c_2813,plain,
    ( ~ neq(s1,truck1)
    | ~ path(s1,s2)
    | s(s1,s1,s1,s1,truck1,s2,s0) ),
    inference(superposition,[status(thm)],[c_2708,c_65]) ).

cnf(c_2814,plain,
    ( ~ link(s2,X0)
    | ~ path(s1,truck1)
    | s(s1,s1,s1,s1,truck1,X0,s0) ),
    inference(superposition,[status(thm)],[c_2708,c_71]) ).

cnf(c_2819,plain,
    ( ~ path(X0,X1)
    | ~ path(s1,X0)
    | s(s1,s1,s1,s1,X1,s2,s0) ),
    inference(superposition,[status(thm)],[c_2708,c_74]) ).

cnf(c_2980,plain,
    ( ~ path(s1,s2)
    | s(s1,s1,s1,truck1,s1,s2,s0) ),
    inference(global_subsumption_just,[status(thm)],[c_2592,c_96,c_2592]) ).

cnf(c_2982,plain,
    ( ~ link(s2,X0)
    | ~ path(s1,s2)
    | s(s1,s1,s1,truck1,s1,X0,s0) ),
    inference(superposition,[status(thm)],[c_2980,c_69]) ).

cnf(c_2984,plain,
    ( ~ path(s1,X0)
    | ~ path(s1,s2)
    | s(s1,s1,s1,truck1,X0,s2,s0) ),
    inference(superposition,[status(thm)],[c_2980,c_74]) ).

cnf(c_3466,plain,
    ( ~ path(s1,X0)
    | s(s1,s1,s1,X0,s1,s2,s0) ),
    inference(resolution,[status(thm)],[c_73,c_138]) ).

cnf(c_3538,plain,
    ( ~ path(s1,p2_1)
    | s(s1,s1,s1,s2,s1,s2,s0) ),
    inference(superposition,[status(thm)],[c_129,c_2598]) ).

cnf(c_3567,plain,
    ( ~ path(s1,truck1)
    | s(s1,s1,s1,s2,s1,s2,s0) ),
    inference(resolution,[status(thm)],[c_62,c_3466]) ).

cnf(c_3604,plain,
    ( ~ path(s1,p2_1)
    | s(s1,s1,s1,s1,s2,s2,s0) ),
    inference(superposition,[status(thm)],[c_129,c_2819]) ).

cnf(c_3674,plain,
    s(s1,s1,s1,s2,s1,s2,s0),
    inference(global_subsumption_just,[status(thm)],[c_3567,c_130,c_3538]) ).

cnf(c_3680,plain,
    ( ~ neq(s1,truck1)
    | s(s1,s1,s1,truck1,s1,s2,s0) ),
    inference(resolution,[status(thm)],[c_3674,c_61]) ).

cnf(c_3797,plain,
    s(s1,s1,s1,s1,s2,s2,s0),
    inference(global_subsumption_just,[status(thm)],[c_3604,c_130,c_3604]) ).

cnf(c_3799,plain,
    s(s1,s1,s1,truck1,s1,s2,s0),
    inference(global_subsumption_just,[status(thm)],[c_3680,c_96,c_3680]) ).

cnf(c_3808,plain,
    ( ~ link(s2,X0)
    | s(s1,s1,s1,truck1,s1,X0,s0) ),
    inference(resolution,[status(thm)],[c_3799,c_69]) ).

cnf(c_3853,plain,
    ( ~ link(s2,X0)
    | s(s1,s1,s1,truck1,s1,X0,s0) ),
    inference(global_subsumption_just,[status(thm)],[c_2982,c_3808]) ).

cnf(c_3855,plain,
    ( ~ link(s2,s1)
    | s(truck1,s1,s1,truck1,s1,s1,s0) ),
    inference(superposition,[status(thm)],[c_3853,c_49]) ).

cnf(c_3877,plain,
    s(truck1,s1,s1,truck1,s1,s1,s0),
    inference(global_subsumption_just,[status(thm)],[c_3855,c_135,c_3855]) ).

cnf(c_4126,plain,
    s(truck1,s1,s1,s1,s1,s1,s0),
    inference(superposition,[status(thm)],[c_3877,c_62]) ).

cnf(c_4524,plain,
    ( ~ s(truck2,s0,truck1,truck1,X0,X1,s0)
    | ~ link(X1,s2)
    | s(truck2,s0,truck1,truck1,X0,s2,s0) ),
    inference(instantiation,[status(thm)],[c_69]) ).

cnf(c_4809,plain,
    ( ~ neq(s1,truck1)
    | s(s1,s1,s1,s1,truck1,s2,s0) ),
    inference(superposition,[status(thm)],[c_3797,c_65]) ).

cnf(c_4821,plain,
    ( ~ neq(s1,truck1)
    | s(truck1,s1,s1,s1,truck1,s1,s0) ),
    inference(superposition,[status(thm)],[c_4126,c_65]) ).

cnf(c_5587,plain,
    s(s1,s1,s1,s1,truck1,s2,s0),
    inference(global_subsumption_just,[status(thm)],[c_2813,c_96,c_4809]) ).

cnf(c_5790,plain,
    ( ~ link(s2,X0)
    | s(s1,s1,s1,s1,truck1,X0,s0) ),
    inference(superposition,[status(thm)],[c_5587,c_71]) ).

cnf(c_8838,plain,
    ( ~ s(truck2,s0,truck1,truck1,X0,s0,s0)
    | ~ link(s0,s2)
    | s(truck2,s0,truck1,truck1,X0,s2,s0) ),
    inference(instantiation,[status(thm)],[c_4524]) ).

cnf(c_19818,plain,
    ( ~ link(s2,X0)
    | s(s1,s1,s1,s1,truck1,X0,s0) ),
    inference(global_subsumption_just,[status(thm)],[c_2814,c_5790]) ).

cnf(c_19820,plain,
    ( ~ link(s2,s1)
    | s(truck1,s1,s1,s1,truck1,s1,s0) ),
    inference(superposition,[status(thm)],[c_19818,c_49]) ).

cnf(c_19823,plain,
    s(truck1,s1,s1,s1,truck1,s1,s0),
    inference(global_subsumption_just,[status(thm)],[c_19820,c_96,c_4821]) ).

cnf(c_19854,plain,
    s(truck1,s1,s1,s1,s1,s1,s0),
    inference(superposition,[status(thm)],[c_19823,c_66]) ).

cnf(c_19910,plain,
    ( ~ neq(s1,truck1)
    | s(truck1,s1,s1,truck1,s1,s1,s0) ),
    inference(superposition,[status(thm)],[c_19854,c_61]) ).

cnf(c_19945,plain,
    s(truck1,s1,s1,truck1,s1,s1,s0),
    inference(global_subsumption_just,[status(thm)],[c_19910,c_135,c_3855]) ).

cnf(c_19948,plain,
    s(truck1,truck1,s1,truck1,s1,s1,s0),
    inference(superposition,[status(thm)],[c_19945,c_53]) ).

cnf(c_19980,plain,
    s(truck1,truck1,truck1,truck1,s1,s1,s0),
    inference(superposition,[status(thm)],[c_19948,c_57]) ).

cnf(c_20014,plain,
    ( ~ link(s1,X0)
    | s(truck1,truck1,truck1,truck1,s1,X0,s0) ),
    inference(superposition,[status(thm)],[c_19980,c_69]) ).

cnf(c_20307,plain,
    ( ~ link(s1,X0)
    | s(X0,truck1,truck1,truck1,s1,X0,s0) ),
    inference(superposition,[status(thm)],[c_20014,c_50]) ).

cnf(c_20918,plain,
    ( ~ link(s1,s0)
    | s(truck2,truck1,truck1,truck1,s1,s0,s0) ),
    inference(superposition,[status(thm)],[c_20307,c_51]) ).

cnf(c_24317,plain,
    ( ~ s(truck2,truck1,truck1,truck1,X0,s0,s0)
    | s(truck2,s0,truck1,truck1,X0,s0,s0) ),
    inference(instantiation,[status(thm)],[c_54]) ).

cnf(c_34759,plain,
    s(truck2,truck1,truck1,truck1,s1,s0,s0),
    inference(global_subsumption_just,[status(thm)],[c_20918,c_133,c_20918]) ).

cnf(c_34766,plain,
    ( ~ path(s1,X0)
    | s(truck2,truck1,truck1,truck1,X0,s0,s0) ),
    inference(superposition,[status(thm)],[c_34759,c_74]) ).

cnf(c_39161,plain,
    ~ path(s1,X0),
    inference(global_subsumption_just,[status(thm)],[c_2984,c_137,c_1783,c_1803,c_1937,c_2385,c_8838,c_24317,c_34766]) ).

cnf(c_39163,plain,
    $false,
    inference(superposition,[status(thm)],[c_124,c_39161]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.10  % Problem  : PLA031-1.002 : TPTP v8.1.2. Released v3.5.0.
% 0.02/0.11  % Command  : run_iprover %s %d THM
% 0.11/0.32  % Computer : n020.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit : 300
% 0.11/0.32  % WCLimit  : 300
% 0.11/0.32  % DateTime : Thu May  2 21:29:16 EDT 2024
% 0.11/0.32  % CPUTime  : 
% 0.16/0.43  Running first-order theorem proving
% 0.16/0.43  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 17.49/3.13  % SZS status Started for theBenchmark.p
% 17.49/3.13  % SZS status Unsatisfiable for theBenchmark.p
% 17.49/3.13  
% 17.49/3.13  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 17.49/3.13  
% 17.49/3.13  ------  iProver source info
% 17.49/3.13  
% 17.49/3.13  git: date: 2024-05-02 19:28:25 +0000
% 17.49/3.13  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 17.49/3.13  git: non_committed_changes: false
% 17.49/3.13  
% 17.49/3.13  ------ Parsing...successful
% 17.49/3.13  
% 17.49/3.13  
% 17.49/3.13  
% 17.49/3.13  ------ Preprocessing... sf_s  rm: 37 0s  sf_e  pe_s  pe_e  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 17.49/3.13  
% 17.49/3.13  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 17.49/3.13  ------ Proving...
% 17.49/3.13  ------ Problem Properties 
% 17.49/3.13  
% 17.49/3.13  
% 17.49/3.13  clauses                                 54
% 17.49/3.13  conjectures                             1
% 17.49/3.13  EPR                                     54
% 17.49/3.13  Horn                                    54
% 17.49/3.13  unary                                   28
% 17.49/3.13  binary                                  16
% 17.49/3.13  lits                                    90
% 17.49/3.13  lits eq                                 0
% 17.49/3.13  fd_pure                                 0
% 17.49/3.13  fd_pseudo                               0
% 17.49/3.13  fd_cond                                 0
% 17.49/3.13  fd_pseudo_cond                          0
% 17.49/3.13  AC symbols                              0
% 17.49/3.13  
% 17.49/3.13  ------ Input Options Time Limit: Unbounded
% 17.49/3.13  
% 17.49/3.13  
% 17.49/3.13  ------ 
% 17.49/3.13  Current options:
% 17.49/3.13  ------ 
% 17.49/3.13  
% 17.49/3.13  
% 17.49/3.13  
% 17.49/3.13  
% 17.49/3.13  ------ Proving...
% 17.49/3.13  
% 17.49/3.13  
% 17.49/3.13  % SZS status Unsatisfiable for theBenchmark.p
% 17.49/3.13  
% 17.49/3.13  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 17.49/3.13  
% 17.49/3.14  
%------------------------------------------------------------------------------