TSTP Solution File: SET631+3 by ePrincess---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ePrincess---1.0
% Problem  : SET631+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : ePrincess-casc -timeout=%d %s

% Computer : n013.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 : Tue Jul 19 00:21:01 EDT 2022

% Result   : Theorem 1.76s 1.15s
% Output   : Proof 2.52s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SET631+3 : TPTP v8.1.0. Released v2.2.0.
% 0.06/0.12  % Command  : ePrincess-casc -timeout=%d %s
% 0.14/0.34  % Computer : n013.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Sat Jul  9 23:50:44 EDT 2022
% 0.14/0.34  % CPUTime  : 
% 0.21/0.59          ____       _                          
% 0.21/0.59    ___  / __ \_____(_)___  ________  __________
% 0.21/0.59   / _ \/ /_/ / ___/ / __ \/ ___/ _ \/ ___/ ___/
% 0.21/0.59  /  __/ ____/ /  / / / / / /__/  __(__  |__  ) 
% 0.21/0.59  \___/_/   /_/  /_/_/ /_/\___/\___/____/____/  
% 0.21/0.59  
% 0.21/0.59  A Theorem Prover for First-Order Logic
% 0.21/0.59  (ePrincess v.1.0)
% 0.21/0.59  
% 0.21/0.59  (c) Philipp Rümmer, 2009-2015
% 0.21/0.59  (c) Peter Backeman, 2014-2015
% 0.21/0.59  (contributions by Angelo Brillout, Peter Baumgartner)
% 0.21/0.59  Free software under GNU Lesser General Public License (LGPL).
% 0.21/0.59  Bug reports to peter@backeman.se
% 0.21/0.59  
% 0.21/0.59  For more information, visit http://user.uu.se/~petba168/breu/
% 0.21/0.59  
% 0.21/0.59  Loading /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 0.72/0.64  Prover 0: Options:  -triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 1.31/0.91  Prover 0: Preprocessing ...
% 1.59/1.03  Prover 0: Constructing countermodel ...
% 1.76/1.14  Prover 0: proved (498ms)
% 1.76/1.14  
% 1.76/1.15  No countermodel exists, formula is valid
% 1.76/1.15  % SZS status Theorem for theBenchmark
% 1.76/1.15  
% 1.76/1.15  Generating proof ... found it (size 8)
% 2.52/1.32  
% 2.52/1.32  % SZS output start Proof for theBenchmark
% 2.52/1.32  Assumed formulas after preprocessing and simplification: 
% 2.52/1.32  | (0)  ? [v0] :  ? [v1] :  ? [v2] :  ? [v3] : (difference(v1, v2) = v3 & intersect(v0, v3) &  ~ intersect(v0, v1) &  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] : (v5 = v4 |  ~ (difference(v7, v6) = v5) |  ~ (difference(v7, v6) = v4)) &  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] : ( ~ (difference(v4, v5) = v7) |  ~ member(v6, v7) |  ~ member(v6, v5)) &  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] : ( ~ (difference(v4, v5) = v7) |  ~ member(v6, v7) | member(v6, v4)) &  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] : ( ~ (difference(v4, v5) = v7) |  ~ member(v6, v4) | member(v6, v7) | member(v6, v5)) &  ! [v4] :  ! [v5] :  ! [v6] : ( ~ member(v6, v5) |  ~ member(v6, v4) | intersect(v4, v5)) &  ! [v4] :  ! [v5] : ( ~ intersect(v4, v5) | intersect(v5, v4)) &  ! [v4] :  ! [v5] : ( ~ intersect(v4, v5) |  ? [v6] : (member(v6, v5) & member(v6, v4))))
% 2.52/1.36  | Instantiating (0) with all_0_0_0, all_0_1_1, all_0_2_2, all_0_3_3 yields:
% 2.52/1.36  | (1) difference(all_0_2_2, all_0_1_1) = all_0_0_0 & intersect(all_0_3_3, all_0_0_0) &  ~ intersect(all_0_3_3, all_0_2_2) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (difference(v3, v2) = v1) |  ~ (difference(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v3) |  ~ member(v2, v1)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v3) | member(v2, v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v0) | member(v2, v3) | member(v2, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ member(v2, v1) |  ~ member(v2, v0) | intersect(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ intersect(v0, v1) | intersect(v1, v0)) &  ! [v0] :  ! [v1] : ( ~ intersect(v0, v1) |  ? [v2] : (member(v2, v1) & member(v2, v0)))
% 2.52/1.36  |
% 2.52/1.36  | Applying alpha-rule on (1) yields:
% 2.52/1.36  | (2)  ! [v0] :  ! [v1] : ( ~ intersect(v0, v1) |  ? [v2] : (member(v2, v1) & member(v2, v0)))
% 2.52/1.36  | (3)  ! [v0] :  ! [v1] : ( ~ intersect(v0, v1) | intersect(v1, v0))
% 2.52/1.36  | (4)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v3) | member(v2, v0))
% 2.52/1.36  | (5)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ member(v2, v1) |  ~ member(v2, v0) | intersect(v0, v1))
% 2.52/1.36  | (6)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v0) | member(v2, v3) | member(v2, v1))
% 2.52/1.36  | (7)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (difference(v3, v2) = v1) |  ~ (difference(v3, v2) = v0))
% 2.52/1.37  | (8)  ~ intersect(all_0_3_3, all_0_2_2)
% 2.52/1.37  | (9) intersect(all_0_3_3, all_0_0_0)
% 2.52/1.37  | (10)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v3) |  ~ member(v2, v1))
% 2.52/1.37  | (11) difference(all_0_2_2, all_0_1_1) = all_0_0_0
% 2.52/1.37  |
% 2.52/1.37  | Instantiating formula (2) with all_0_0_0, all_0_3_3 and discharging atoms intersect(all_0_3_3, all_0_0_0), yields:
% 2.52/1.37  | (12)  ? [v0] : (member(v0, all_0_0_0) & member(v0, all_0_3_3))
% 2.52/1.37  |
% 2.52/1.37  | Instantiating (12) with all_9_0_4 yields:
% 2.52/1.37  | (13) member(all_9_0_4, all_0_0_0) & member(all_9_0_4, all_0_3_3)
% 2.52/1.37  |
% 2.52/1.37  | Applying alpha-rule on (13) yields:
% 2.52/1.37  | (14) member(all_9_0_4, all_0_0_0)
% 2.52/1.37  | (15) member(all_9_0_4, all_0_3_3)
% 2.52/1.37  |
% 2.52/1.37  | Instantiating formula (4) with all_0_0_0, all_9_0_4, all_0_1_1, all_0_2_2 and discharging atoms difference(all_0_2_2, all_0_1_1) = all_0_0_0, member(all_9_0_4, all_0_0_0), yields:
% 2.52/1.37  | (16) member(all_9_0_4, all_0_2_2)
% 2.52/1.37  |
% 2.52/1.37  | Instantiating formula (5) with all_9_0_4, all_0_2_2, all_0_3_3 and discharging atoms member(all_9_0_4, all_0_2_2), member(all_9_0_4, all_0_3_3),  ~ intersect(all_0_3_3, all_0_2_2), yields:
% 2.52/1.37  | (17) $false
% 2.52/1.37  |
% 2.52/1.37  |-The branch is then unsatisfiable
% 2.52/1.37  % SZS output end Proof for theBenchmark
% 2.52/1.37  
% 2.52/1.37  767ms
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