TSTP Solution File: SET162+3 by ePrincess---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ePrincess---1.0
% Problem  : SET162+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : ePrincess-casc -timeout=%d %s

% Computer : n010.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 00:18:02 EDT 2022

% Result   : Theorem 18.10s 5.43s
% Output   : Proof 34.27s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : SET162+3 : TPTP v8.1.0. Released v2.2.0.
% 0.08/0.13  % Command  : ePrincess-casc -timeout=%d %s
% 0.12/0.35  % Computer : n010.cluster.edu
% 0.12/0.35  % Model    : x86_64 x86_64
% 0.12/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.35  % Memory   : 8042.1875MB
% 0.12/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.35  % CPULimit : 300
% 0.12/0.35  % WCLimit  : 600
% 0.12/0.35  % DateTime : Mon Jul 11 02:38:30 EDT 2022
% 0.12/0.35  % CPUTime  : 
% 0.61/0.60          ____       _                          
% 0.61/0.60    ___  / __ \_____(_)___  ________  __________
% 0.61/0.60   / _ \/ /_/ / ___/ / __ \/ ___/ _ \/ ___/ ___/
% 0.61/0.60  /  __/ ____/ /  / / / / / /__/  __(__  |__  ) 
% 0.61/0.60  \___/_/   /_/  /_/_/ /_/\___/\___/____/____/  
% 0.61/0.60  
% 0.61/0.60  A Theorem Prover for First-Order Logic
% 0.61/0.60  (ePrincess v.1.0)
% 0.61/0.60  
% 0.61/0.60  (c) Philipp Rümmer, 2009-2015
% 0.61/0.60  (c) Peter Backeman, 2014-2015
% 0.61/0.60  (contributions by Angelo Brillout, Peter Baumgartner)
% 0.61/0.60  Free software under GNU Lesser General Public License (LGPL).
% 0.61/0.60  Bug reports to peter@backeman.se
% 0.61/0.60  
% 0.61/0.60  For more information, visit http://user.uu.se/~petba168/breu/
% 0.61/0.60  
% 0.61/0.60  Loading /export/starexec/sandbox/benchmark/theBenchmark.p ...
% 0.69/0.65  Prover 0: Options:  -triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 1.44/0.91  Prover 0: Preprocessing ...
% 1.76/1.05  Prover 0: Warning: ignoring some quantifiers
% 1.76/1.07  Prover 0: Constructing countermodel ...
% 2.25/1.19  Prover 0: gave up
% 2.25/1.19  Prover 1: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -resolutionMethod=normal +ignoreQuantifiers -generateTriggers=all
% 2.25/1.21  Prover 1: Preprocessing ...
% 2.42/1.29  Prover 1: Warning: ignoring some quantifiers
% 2.42/1.29  Prover 1: Constructing countermodel ...
% 2.68/1.32  Prover 1: gave up
% 2.68/1.32  Prover 2: Options:  +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 2.68/1.33  Prover 2: Preprocessing ...
% 2.95/1.40  Prover 2: Warning: ignoring some quantifiers
% 2.95/1.41  Prover 2: Constructing countermodel ...
% 2.95/1.44  Prover 2: gave up
% 2.95/1.45  Prover 3: Options:  -triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 2.95/1.46  Prover 3: Preprocessing ...
% 3.34/1.48  Prover 3: Warning: ignoring some quantifiers
% 3.34/1.48  Prover 3: Constructing countermodel ...
% 3.44/1.51  Prover 3: gave up
% 3.44/1.51  Prover 4: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=complete
% 3.59/1.52  Prover 4: Preprocessing ...
% 3.67/1.59  Prover 4: Warning: ignoring some quantifiers
% 3.67/1.59  Prover 4: Constructing countermodel ...
% 5.31/1.95  Prover 4: gave up
% 5.31/1.95  Prover 5: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allMinimal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 5.31/1.96  Prover 5: Preprocessing ...
% 5.31/1.99  Prover 5: Warning: ignoring some quantifiers
% 5.31/1.99  Prover 5: Constructing countermodel ...
% 5.67/2.01  Prover 5: gave up
% 5.67/2.01  Prover 6: Options:  +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -resolutionMethod=normal +ignoreQuantifiers -generateTriggers=all
% 5.67/2.01  Prover 6: Preprocessing ...
% 5.67/2.04  Prover 6: Warning: ignoring some quantifiers
% 5.67/2.04  Prover 6: Constructing countermodel ...
% 5.67/2.06  Prover 6: gave up
% 5.67/2.06  Prover 7: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximalOutermost -resolutionMethod=normal -ignoreQuantifiers -generateTriggers=all
% 5.67/2.07  Prover 7: Preprocessing ...
% 6.06/2.09  Prover 7: Proving ...
% 18.10/5.43  Prover 7: proved (3367ms)
% 18.10/5.43  
% 18.10/5.43  % SZS status Theorem for theBenchmark
% 18.10/5.43  
% 18.10/5.43  Generating proof ... found it (size 46)
% 33.75/12.16  
% 33.75/12.16  % SZS output start Proof for theBenchmark
% 33.75/12.16  Assumed formulas after preprocessing and simplification: 
% 33.75/12.16  | (0)  ? [v0] : ( ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v2 = v1 |  ~ (union(v4, v3) = v2) |  ~ (union(v4, v3) = v1)) &  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (union(v1, v2) = v4) |  ~ member(v3, v4) | member(v3, v2) | member(v3, v1)) &  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (union(v1, v2) = v3) | union(v2, v1) = v3) &  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (union(v1, v2) = v3) |  ! [v4] : (member(v4, v3) | ( ~ member(v4, v2) &  ~ member(v4, v1)))) &  ! [v1] :  ! [v2] : (v2 = v1 |  ~ subset(v2, v1) |  ~ subset(v1, v2)) &  ! [v1] :  ! [v2] : (v2 = v1 |  ? [v3] : (( ~ member(v3, v2) |  ~ member(v3, v1)) & (member(v3, v2) | member(v3, v1)))) &  ! [v1] :  ! [v2] : ( ~ subset(v1, v2) |  ! [v3] : ( ~ member(v3, v1) | member(v3, v2))) &  ! [v1] :  ! [v2] : (subset(v1, v2) |  ? [v3] : (member(v3, v1) &  ~ member(v3, v2))) &  ! [v1] : ( ~ empty(v1) |  ! [v2] :  ~ member(v2, v1)) &  ! [v1] :  ~ member(v1, v0) &  ! [v1] : (empty(v1) |  ? [v2] : member(v2, v1)) &  ! [v1] : subset(v1, v1) &  ? [v1] :  ? [v2] : ( ~ (v2 = v1) & union(v1, v0) = v2))
% 34.16/12.19  | Instantiating (0) with all_0_0_0 yields:
% 34.16/12.19  | (1)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (union(v3, v2) = v1) |  ~ (union(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (union(v0, v1) = v3) |  ~ member(v2, v3) | member(v2, v1) | member(v2, v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (union(v0, v1) = v2) | union(v1, v0) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (union(v0, v1) = v2) |  ! [v3] : (member(v3, v2) | ( ~ member(v3, v1) &  ~ member(v3, v0)))) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ subset(v1, v0) |  ~ subset(v0, v1)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ? [v2] : (( ~ member(v2, v1) |  ~ member(v2, v0)) & (member(v2, v1) | member(v2, v0)))) &  ! [v0] :  ! [v1] : ( ~ subset(v0, v1) |  ! [v2] : ( ~ member(v2, v0) | member(v2, v1))) &  ! [v0] :  ! [v1] : (subset(v0, v1) |  ? [v2] : (member(v2, v0) &  ~ member(v2, v1))) &  ! [v0] : ( ~ empty(v0) |  ! [v1] :  ~ member(v1, v0)) &  ! [v0] :  ~ member(v0, all_0_0_0) &  ! [v0] : (empty(v0) |  ? [v1] : member(v1, v0)) &  ! [v0] : subset(v0, v0) &  ? [v0] :  ? [v1] : ( ~ (v1 = v0) & union(v0, all_0_0_0) = v1)
% 34.27/12.19  |
% 34.27/12.19  | Applying alpha-rule on (1) yields:
% 34.27/12.19  | (2)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ subset(v1, v0) |  ~ subset(v0, v1))
% 34.27/12.19  | (3)  ! [v0] :  ! [v1] : (v1 = v0 |  ? [v2] : (( ~ member(v2, v1) |  ~ member(v2, v0)) & (member(v2, v1) | member(v2, v0))))
% 34.27/12.19  | (4)  ? [v0] :  ? [v1] : ( ~ (v1 = v0) & union(v0, all_0_0_0) = v1)
% 34.27/12.19  | (5)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (union(v0, v1) = v2) |  ! [v3] : (member(v3, v2) | ( ~ member(v3, v1) &  ~ member(v3, v0))))
% 34.27/12.19  | (6)  ! [v0] : (empty(v0) |  ? [v1] : member(v1, v0))
% 34.27/12.19  | (7)  ! [v0] :  ! [v1] : (subset(v0, v1) |  ? [v2] : (member(v2, v0) &  ~ member(v2, v1)))
% 34.27/12.19  | (8)  ! [v0] : subset(v0, v0)
% 34.27/12.19  | (9)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (union(v0, v1) = v2) | union(v1, v0) = v2)
% 34.27/12.20  | (10)  ! [v0] : ( ~ empty(v0) |  ! [v1] :  ~ member(v1, v0))
% 34.27/12.20  | (11)  ! [v0] :  ~ member(v0, all_0_0_0)
% 34.27/12.20  | (12)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (union(v3, v2) = v1) |  ~ (union(v3, v2) = v0))
% 34.27/12.20  | (13)  ! [v0] :  ! [v1] : ( ~ subset(v0, v1) |  ! [v2] : ( ~ member(v2, v0) | member(v2, v1)))
% 34.27/12.20  | (14)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (union(v0, v1) = v3) |  ~ member(v2, v3) | member(v2, v1) | member(v2, v0))
% 34.27/12.20  |
% 34.27/12.20  | Instantiating (4) with all_2_0_1, all_2_1_2 yields:
% 34.27/12.20  | (15)  ~ (all_2_0_1 = all_2_1_2) & union(all_2_1_2, all_0_0_0) = all_2_0_1
% 34.27/12.20  |
% 34.27/12.20  | Applying alpha-rule on (15) yields:
% 34.27/12.20  | (16)  ~ (all_2_0_1 = all_2_1_2)
% 34.27/12.20  | (17) union(all_2_1_2, all_0_0_0) = all_2_0_1
% 34.27/12.20  |
% 34.27/12.20  | Instantiating formula (9) with all_2_0_1, all_0_0_0, all_2_1_2 and discharging atoms union(all_2_1_2, all_0_0_0) = all_2_0_1, yields:
% 34.27/12.20  | (18) union(all_0_0_0, all_2_1_2) = all_2_0_1
% 34.27/12.20  |
% 34.27/12.20  | Instantiating formula (5) with all_2_0_1, all_2_1_2, all_0_0_0 and discharging atoms union(all_0_0_0, all_2_1_2) = all_2_0_1, yields:
% 34.27/12.20  | (19)  ! [v0] : (member(v0, all_2_0_1) | ( ~ member(v0, all_2_1_2) &  ~ member(v0, all_0_0_0)))
% 34.27/12.20  |
% 34.27/12.20  | Introducing new symbol ex_35_1_7 defined by:
% 34.27/12.20  | (20) ex_35_1_7 = all_2_0_1
% 34.27/12.20  |
% 34.27/12.20  | Introducing new symbol ex_35_0_6 defined by:
% 34.27/12.20  | (21) ex_35_0_6 = all_2_1_2
% 34.27/12.20  |
% 34.27/12.20  | Instantiating formula (3) with ex_35_0_6, ex_35_1_7 yields:
% 34.27/12.20  | (22) ex_35_0_6 = ex_35_1_7 |  ? [v0] : (( ~ member(v0, ex_35_0_6) |  ~ member(v0, ex_35_1_7)) & (member(v0, ex_35_0_6) | member(v0, ex_35_1_7)))
% 34.27/12.20  |
% 34.27/12.20  +-Applying beta-rule and splitting (22), into two cases.
% 34.27/12.20  |-Branch one:
% 34.27/12.20  | (23) ex_35_0_6 = ex_35_1_7
% 34.27/12.20  |
% 34.27/12.20  	| Combining equations (21,23) yields a new equation:
% 34.27/12.20  	| (24) ex_35_1_7 = all_2_1_2
% 34.27/12.20  	|
% 34.27/12.20  	| Combining equations (24,20) yields a new equation:
% 34.27/12.20  	| (25) all_2_0_1 = all_2_1_2
% 34.27/12.20  	|
% 34.27/12.20  	| Equations (25) can reduce 16 to:
% 34.27/12.20  	| (26) $false
% 34.27/12.20  	|
% 34.27/12.20  	|-The branch is then unsatisfiable
% 34.27/12.20  |-Branch two:
% 34.27/12.20  | (27)  ? [v0] : (( ~ member(v0, ex_35_0_6) |  ~ member(v0, ex_35_1_7)) & (member(v0, ex_35_0_6) | member(v0, ex_35_1_7)))
% 34.27/12.20  |
% 34.27/12.20  	| Instantiating (27) with all_38_0_8 yields:
% 34.27/12.20  	| (28) ( ~ member(all_38_0_8, ex_35_0_6) |  ~ member(all_38_0_8, ex_35_1_7)) & (member(all_38_0_8, ex_35_0_6) | member(all_38_0_8, ex_35_1_7))
% 34.27/12.20  	|
% 34.27/12.20  	| Applying alpha-rule on (28) yields:
% 34.27/12.20  	| (29)  ~ member(all_38_0_8, ex_35_0_6) |  ~ member(all_38_0_8, ex_35_1_7)
% 34.27/12.20  	| (30) member(all_38_0_8, ex_35_0_6) | member(all_38_0_8, ex_35_1_7)
% 34.27/12.20  	|
% 34.27/12.20  	+-Applying beta-rule and splitting (29), into two cases.
% 34.27/12.20  	|-Branch one:
% 34.27/12.20  	| (31)  ~ member(all_38_0_8, ex_35_0_6)
% 34.27/12.20  	|
% 34.27/12.20  		+-Applying beta-rule and splitting (30), into two cases.
% 34.27/12.20  		|-Branch one:
% 34.27/12.20  		| (32) member(all_38_0_8, ex_35_0_6)
% 34.27/12.20  		|
% 34.27/12.20  			| Using (32) and (31) yields:
% 34.27/12.20  			| (33) $false
% 34.27/12.20  			|
% 34.27/12.20  			|-The branch is then unsatisfiable
% 34.27/12.20  		|-Branch two:
% 34.27/12.20  		| (34) member(all_38_0_8, ex_35_1_7)
% 34.27/12.20  		|
% 34.27/12.20  			| Instantiating formula (11) with all_38_0_8 yields:
% 34.27/12.20  			| (35)  ~ member(all_38_0_8, all_0_0_0)
% 34.27/12.20  			|
% 34.27/12.20  			| Instantiating formula (14) with all_2_0_1, all_38_0_8, all_2_1_2, all_0_0_0 and discharging atoms union(all_0_0_0, all_2_1_2) = all_2_0_1,  ~ member(all_38_0_8, all_0_0_0), yields:
% 34.27/12.21  			| (36)  ~ member(all_38_0_8, all_2_0_1) | member(all_38_0_8, all_2_1_2)
% 34.27/12.21  			|
% 34.27/12.21  			+-Applying beta-rule and splitting (36), into two cases.
% 34.27/12.21  			|-Branch one:
% 34.27/12.21  			| (37)  ~ member(all_38_0_8, all_2_0_1)
% 34.27/12.21  			|
% 34.27/12.21  				| From (20) and (34) follows:
% 34.27/12.21  				| (38) member(all_38_0_8, all_2_0_1)
% 34.27/12.21  				|
% 34.27/12.21  				| Using (38) and (37) yields:
% 34.27/12.21  				| (33) $false
% 34.27/12.21  				|
% 34.27/12.21  				|-The branch is then unsatisfiable
% 34.27/12.21  			|-Branch two:
% 34.27/12.21  			| (40) member(all_38_0_8, all_2_1_2)
% 34.27/12.21  			|
% 34.27/12.21  				| From (21) and (31) follows:
% 34.27/12.21  				| (41)  ~ member(all_38_0_8, all_2_1_2)
% 34.27/12.21  				|
% 34.27/12.21  				| Using (40) and (41) yields:
% 34.27/12.21  				| (33) $false
% 34.27/12.21  				|
% 34.27/12.21  				|-The branch is then unsatisfiable
% 34.27/12.21  	|-Branch two:
% 34.27/12.21  	| (32) member(all_38_0_8, ex_35_0_6)
% 34.27/12.21  	| (44)  ~ member(all_38_0_8, ex_35_1_7)
% 34.27/12.21  	|
% 34.27/12.21  		| Instantiating formula (11) with all_38_0_8 yields:
% 34.27/12.21  		| (35)  ~ member(all_38_0_8, all_0_0_0)
% 34.27/12.21  		|
% 34.27/12.21  		| Instantiating formula (14) with all_2_0_1, all_38_0_8, all_2_1_2, all_0_0_0 and discharging atoms union(all_0_0_0, all_2_1_2) = all_2_0_1,  ~ member(all_38_0_8, all_0_0_0), yields:
% 34.27/12.21  		| (36)  ~ member(all_38_0_8, all_2_0_1) | member(all_38_0_8, all_2_1_2)
% 34.27/12.21  		|
% 34.27/12.21  		+-Applying beta-rule and splitting (36), into two cases.
% 34.27/12.21  		|-Branch one:
% 34.27/12.21  		| (37)  ~ member(all_38_0_8, all_2_0_1)
% 34.27/12.21  		|
% 34.27/12.21  			| Introducing new symbol ex_86_0_27 defined by:
% 34.27/12.21  			| (48) ex_86_0_27 = all_38_0_8
% 34.27/12.21  			|
% 34.27/12.21  			| Instantiating formula (19) with ex_86_0_27 yields:
% 34.27/12.21  			| (49) member(ex_86_0_27, all_2_0_1) | ( ~ member(ex_86_0_27, all_2_1_2) &  ~ member(ex_86_0_27, all_0_0_0))
% 34.27/12.21  			|
% 34.27/12.21  			+-Applying beta-rule and splitting (49), into two cases.
% 34.27/12.21  			|-Branch one:
% 34.27/12.21  			| (50) member(ex_86_0_27, all_2_0_1)
% 34.27/12.21  			|
% 34.27/12.21  				| From (48) and (50) follows:
% 34.27/12.21  				| (38) member(all_38_0_8, all_2_0_1)
% 34.27/12.21  				|
% 34.27/12.21  				| Using (38) and (37) yields:
% 34.27/12.21  				| (33) $false
% 34.27/12.21  				|
% 34.27/12.21  				|-The branch is then unsatisfiable
% 34.27/12.21  			|-Branch two:
% 34.27/12.21  			| (53)  ~ member(ex_86_0_27, all_2_1_2) &  ~ member(ex_86_0_27, all_0_0_0)
% 34.27/12.21  			|
% 34.27/12.21  				| Applying alpha-rule on (53) yields:
% 34.27/12.21  				| (54)  ~ member(ex_86_0_27, all_2_1_2)
% 34.27/12.21  				| (55)  ~ member(ex_86_0_27, all_0_0_0)
% 34.27/12.21  				|
% 34.27/12.21  				| From (21) and (32) follows:
% 34.27/12.21  				| (40) member(all_38_0_8, all_2_1_2)
% 34.27/12.21  				|
% 34.27/12.21  				| From (48) and (54) follows:
% 34.27/12.21  				| (41)  ~ member(all_38_0_8, all_2_1_2)
% 34.27/12.21  				|
% 34.27/12.21  				| Using (40) and (41) yields:
% 34.27/12.21  				| (33) $false
% 34.27/12.21  				|
% 34.27/12.21  				|-The branch is then unsatisfiable
% 34.27/12.21  		|-Branch two:
% 34.27/12.21  		| (38) member(all_38_0_8, all_2_0_1)
% 34.27/12.21  		| (40) member(all_38_0_8, all_2_1_2)
% 34.27/12.21  		|
% 34.27/12.21  			| From (20) and (44) follows:
% 34.27/12.21  			| (37)  ~ member(all_38_0_8, all_2_0_1)
% 34.27/12.21  			|
% 34.27/12.21  			| Using (38) and (37) yields:
% 34.27/12.21  			| (33) $false
% 34.27/12.21  			|
% 34.27/12.21  			|-The branch is then unsatisfiable
% 34.27/12.21  % SZS output end Proof for theBenchmark
% 34.27/12.21  
% 34.27/12.21  11598ms
%------------------------------------------------------------------------------