TSTP Solution File: SET884+1 by ePrincess---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ePrincess---1.0
% Problem  : SET884+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : ePrincess-casc -timeout=%d %s

% 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  : 600s
% DateTime : Tue Jul 19 00:22:55 EDT 2022

% Result   : Theorem 2.12s 1.18s
% Output   : Proof 2.96s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET884+1 : TPTP v8.1.0. Released v3.2.0.
% 0.07/0.12  % Command  : ePrincess-casc -timeout=%d %s
% 0.12/0.33  % Computer : n020.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 06:44:58 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.48/0.57          ____       _                          
% 0.48/0.57    ___  / __ \_____(_)___  ________  __________
% 0.48/0.57   / _ \/ /_/ / ___/ / __ \/ ___/ _ \/ ___/ ___/
% 0.48/0.57  /  __/ ____/ /  / / / / / /__/  __(__  |__  ) 
% 0.48/0.57  \___/_/   /_/  /_/_/ /_/\___/\___/____/____/  
% 0.48/0.57  
% 0.48/0.57  A Theorem Prover for First-Order Logic
% 0.48/0.58  (ePrincess v.1.0)
% 0.48/0.58  
% 0.48/0.58  (c) Philipp Rümmer, 2009-2015
% 0.48/0.58  (c) Peter Backeman, 2014-2015
% 0.48/0.58  (contributions by Angelo Brillout, Peter Baumgartner)
% 0.48/0.58  Free software under GNU Lesser General Public License (LGPL).
% 0.48/0.58  Bug reports to peter@backeman.se
% 0.48/0.58  
% 0.48/0.58  For more information, visit http://user.uu.se/~petba168/breu/
% 0.48/0.58  
% 0.48/0.58  Loading /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 0.48/0.63  Prover 0: Options:  -triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 1.25/0.89  Prover 0: Preprocessing ...
% 1.64/1.05  Prover 0: Warning: ignoring some quantifiers
% 1.79/1.07  Prover 0: Constructing countermodel ...
% 2.12/1.18  Prover 0: proved (557ms)
% 2.12/1.18  
% 2.12/1.18  No countermodel exists, formula is valid
% 2.12/1.18  % SZS status Theorem for theBenchmark
% 2.12/1.18  
% 2.12/1.18  Generating proof ... Warning: ignoring some quantifiers
% 2.83/1.39  found it (size 10)
% 2.83/1.39  
% 2.83/1.39  % SZS output start Proof for theBenchmark
% 2.83/1.40  Assumed formulas after preprocessing and simplification: 
% 2.83/1.40  | (0)  ? [v0] :  ? [v1] :  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] : ( ~ (v2 = v0) &  ~ (v1 = v0) & singleton(v0) = v3 & unordered_pair(v1, v2) = v4 & empty(v6) & subset(v3, v4) &  ~ empty(v5) &  ! [v7] :  ! [v8] :  ! [v9] :  ! [v10] : (v10 = v8 | v10 = v7 |  ~ (unordered_pair(v7, v8) = v9) |  ~ in(v10, v9)) &  ! [v7] :  ! [v8] :  ! [v9] :  ! [v10] : (v8 = v7 |  ~ (unordered_pair(v10, v9) = v8) |  ~ (unordered_pair(v10, v9) = v7)) &  ? [v7] :  ! [v8] :  ! [v9] :  ! [v10] : (v10 = v7 |  ~ (unordered_pair(v8, v9) = v10) |  ? [v11] : ((v11 = v9 | v11 = v8 | in(v11, v7)) & ( ~ in(v11, v7) | ( ~ (v11 = v9) &  ~ (v11 = v8))))) &  ! [v7] :  ! [v8] :  ! [v9] : (v9 = v7 |  ~ (singleton(v7) = v8) |  ~ in(v9, v8)) &  ! [v7] :  ! [v8] :  ! [v9] : (v8 = v7 |  ~ (singleton(v9) = v8) |  ~ (singleton(v9) = v7)) &  ! [v7] :  ! [v8] :  ! [v9] : ( ~ (unordered_pair(v8, v7) = v9) | unordered_pair(v7, v8) = v9) &  ! [v7] :  ! [v8] :  ! [v9] : ( ~ (unordered_pair(v7, v8) = v9) | unordered_pair(v8, v7) = v9) &  ! [v7] :  ! [v8] :  ! [v9] : ( ~ (unordered_pair(v7, v8) = v9) | in(v8, v9)) &  ! [v7] :  ! [v8] :  ! [v9] : ( ~ (unordered_pair(v7, v8) = v9) | in(v7, v9)) &  ! [v7] :  ! [v8] :  ! [v9] : ( ~ subset(v7, v8) |  ~ in(v9, v7) | in(v9, v8)) &  ? [v7] :  ! [v8] :  ! [v9] : (v9 = v7 |  ~ (singleton(v8) = v9) |  ? [v10] : (( ~ (v10 = v8) |  ~ in(v8, v7)) & (v10 = v8 | in(v10, v7)))) &  ! [v7] :  ! [v8] : ( ~ (singleton(v7) = v8) | in(v7, v8)) &  ! [v7] :  ! [v8] : ( ~ in(v8, v7) |  ~ in(v7, v8)) &  ? [v7] :  ? [v8] : (subset(v7, v8) |  ? [v9] : (in(v9, v7) &  ~ in(v9, v8))) &  ? [v7] : subset(v7, v7))
% 2.96/1.43  | Instantiating (0) with all_0_0_0, all_0_1_1, all_0_2_2, all_0_3_3, all_0_4_4, all_0_5_5, all_0_6_6 yields:
% 2.96/1.43  | (1)  ~ (all_0_4_4 = all_0_6_6) &  ~ (all_0_5_5 = all_0_6_6) & singleton(all_0_6_6) = all_0_3_3 & unordered_pair(all_0_5_5, all_0_4_4) = all_0_2_2 & empty(all_0_0_0) & subset(all_0_3_3, all_0_2_2) &  ~ empty(all_0_1_1) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v1 | v3 = v0 |  ~ (unordered_pair(v0, v1) = v2) |  ~ in(v3, v2)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (unordered_pair(v3, v2) = v1) |  ~ (unordered_pair(v3, v2) = v0)) &  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (unordered_pair(v1, v2) = v3) |  ? [v4] : ((v4 = v2 | v4 = v1 | in(v4, v0)) & ( ~ in(v4, v0) | ( ~ (v4 = v2) &  ~ (v4 = v1))))) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v0) = v1) |  ~ in(v2, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (singleton(v2) = v1) |  ~ (singleton(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v1, v0) = v2) | unordered_pair(v0, v1) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | unordered_pair(v1, v0) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | in(v1, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | in(v0, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ subset(v0, v1) |  ~ in(v2, v0) | in(v2, v1)) &  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v1) = v2) |  ? [v3] : (( ~ (v3 = v1) |  ~ in(v1, v0)) & (v3 = v1 | in(v3, v0)))) &  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | in(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ in(v1, v0) |  ~ in(v0, v1)) &  ? [v0] :  ? [v1] : (subset(v0, v1) |  ? [v2] : (in(v2, v0) &  ~ in(v2, v1))) &  ? [v0] : subset(v0, v0)
% 2.96/1.44  |
% 2.96/1.44  | Applying alpha-rule on (1) yields:
% 2.96/1.44  | (2)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (singleton(v2) = v1) |  ~ (singleton(v2) = v0))
% 2.96/1.44  | (3)  ~ empty(all_0_1_1)
% 2.96/1.44  | (4)  ~ (all_0_5_5 = all_0_6_6)
% 2.96/1.44  | (5)  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v1) = v2) |  ? [v3] : (( ~ (v3 = v1) |  ~ in(v1, v0)) & (v3 = v1 | in(v3, v0))))
% 2.96/1.44  | (6)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (unordered_pair(v3, v2) = v1) |  ~ (unordered_pair(v3, v2) = v0))
% 2.96/1.44  | (7)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | in(v0, v2))
% 2.96/1.44  | (8)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | unordered_pair(v1, v0) = v2)
% 2.96/1.44  | (9)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v1, v0) = v2) | unordered_pair(v0, v1) = v2)
% 2.96/1.44  | (10)  ~ (all_0_4_4 = all_0_6_6)
% 2.96/1.44  | (11) unordered_pair(all_0_5_5, all_0_4_4) = all_0_2_2
% 2.96/1.44  | (12)  ? [v0] :  ? [v1] : (subset(v0, v1) |  ? [v2] : (in(v2, v0) &  ~ in(v2, v1)))
% 2.96/1.44  | (13) empty(all_0_0_0)
% 2.96/1.44  | (14)  ! [v0] :  ! [v1] : ( ~ in(v1, v0) |  ~ in(v0, v1))
% 2.96/1.44  | (15)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v0) = v1) |  ~ in(v2, v1))
% 2.96/1.44  | (16) singleton(all_0_6_6) = all_0_3_3
% 2.96/1.44  | (17)  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | in(v0, v1))
% 2.96/1.45  | (18) subset(all_0_3_3, all_0_2_2)
% 2.96/1.45  | (19)  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (unordered_pair(v1, v2) = v3) |  ? [v4] : ((v4 = v2 | v4 = v1 | in(v4, v0)) & ( ~ in(v4, v0) | ( ~ (v4 = v2) &  ~ (v4 = v1)))))
% 2.96/1.45  | (20)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ subset(v0, v1) |  ~ in(v2, v0) | in(v2, v1))
% 2.96/1.45  | (21)  ? [v0] : subset(v0, v0)
% 2.96/1.45  | (22)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | in(v1, v2))
% 2.96/1.45  | (23)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v1 | v3 = v0 |  ~ (unordered_pair(v0, v1) = v2) |  ~ in(v3, v2))
% 2.96/1.45  |
% 2.96/1.45  | Instantiating formula (17) with all_0_3_3, all_0_6_6 and discharging atoms singleton(all_0_6_6) = all_0_3_3, yields:
% 2.96/1.45  | (24) in(all_0_6_6, all_0_3_3)
% 2.96/1.45  |
% 2.96/1.45  | Instantiating formula (20) with all_0_6_6, all_0_2_2, all_0_3_3 and discharging atoms subset(all_0_3_3, all_0_2_2), in(all_0_6_6, all_0_3_3), yields:
% 2.96/1.45  | (25) in(all_0_6_6, all_0_2_2)
% 2.96/1.45  |
% 2.96/1.45  | Instantiating formula (23) with all_0_6_6, all_0_2_2, all_0_4_4, all_0_5_5 and discharging atoms unordered_pair(all_0_5_5, all_0_4_4) = all_0_2_2, in(all_0_6_6, all_0_2_2), yields:
% 2.96/1.45  | (26) all_0_4_4 = all_0_6_6 | all_0_5_5 = all_0_6_6
% 2.96/1.45  |
% 2.96/1.45  +-Applying beta-rule and splitting (26), into two cases.
% 2.96/1.45  |-Branch one:
% 2.96/1.45  | (27) all_0_4_4 = all_0_6_6
% 2.96/1.45  |
% 2.96/1.45  	| Equations (27) can reduce 10 to:
% 2.96/1.45  	| (28) $false
% 2.96/1.45  	|
% 2.96/1.45  	|-The branch is then unsatisfiable
% 2.96/1.45  |-Branch two:
% 2.96/1.45  | (10)  ~ (all_0_4_4 = all_0_6_6)
% 2.96/1.45  | (30) all_0_5_5 = all_0_6_6
% 2.96/1.45  |
% 2.96/1.45  	| Equations (30) can reduce 4 to:
% 2.96/1.45  	| (28) $false
% 2.96/1.45  	|
% 2.96/1.45  	|-The branch is then unsatisfiable
% 2.96/1.45  % SZS output end Proof for theBenchmark
% 2.96/1.45  
% 2.96/1.45  865ms
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