%------------------------------------------------------------------------------
% File : E---3.5.1
% Problem : SEU211+1 : TPTP v9.3.1. Released v3.3.0.
% Transfm : none
% Format : tptp:raw
% Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n026.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Thu Sep 24 02:24:15 PM UTC 2026
% Result : Theorem 0.15s 5.58s
% Output : CNFRefutation 0.15s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 5
% Syntax : Number of formulae : 34 ( 14 unt; 0 def)
% Number of atoms : 107 ( 18 equ)
% Maximal formula atoms : 26 ( 3 avg)
% Number of connectives : 125 ( 52 ~; 54 |; 10 &)
% ( 3 <=>; 6 =>; 0 <=; 0 <~>)
% Maximal formula depth : 19 ( 4 avg)
% Maximal term depth : 6 ( 1 avg)
% Number of predicates : 5 ( 3 usr; 1 prp; 0-2 aty)
% Number of functors : 11 ( 11 usr; 3 con; 0-4 aty)
% Number of variables : 81 ( 0 sgn 35 !; 1 ?)
% Comments :
%------------------------------------------------------------------------------
fof(d14_relat_1,axiom,
! [X1] :
( relation(X1)
=> ! [X2,X3] :
( X3 = relation_inverse_image(X1,X2)
<=> ! [X4] :
( in(X4,X3)
<=> ? [X5] :
( in(X5,X2)
& in(ordered_pair(X4,X5),X1) ) ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',d14_relat_1) ).
fof(d5_tarski,axiom,
! [X1,X2] : ordered_pair(X1,X2) = unordered_pair(unordered_pair(X1,X2),singleton(X1)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',d5_tarski) ).
fof(t178_relat_1,conjecture,
! [X1,X2,X3] :
( relation(X3)
=> ( subset(X1,X2)
=> subset(relation_inverse_image(X3,X1),relation_inverse_image(X3,X2)) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',t178_relat_1) ).
fof(commutativity_k2_tarski,axiom,
! [X1,X2] : unordered_pair(X1,X2) = unordered_pair(X2,X1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_tarski) ).
fof(d3_tarski,axiom,
! [X1,X2] :
( subset(X1,X2)
<=> ! [X3] :
( in(X3,X1)
=> in(X3,X2) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).
fof(c_0_5,plain,
! [X11,X12,X13,X14,X16,X17,X18,X19,X21] :
( ( ~ relation(X11)
| X19 = relation_inverse_image(X11,X18)
| in(esk2_3(X11,X18,X19),X19)
| in(esk3_3(X11,X18,X19),X18) )
& ( ~ relation(X11)
| X19 = relation_inverse_image(X11,X18)
| in(esk2_3(X11,X18,X19),X19)
| in(ordered_pair(esk2_3(X11,X18,X19),esk3_3(X11,X18,X19)),X11) )
& ( ~ relation(X11)
| X19 = relation_inverse_image(X11,X18)
| ~ in(X21,X18)
| ~ in(ordered_pair(esk2_3(X11,X18,X19),X21),X11)
| ~ in(esk2_3(X11,X18,X19),X19) )
& ( ~ relation(X11)
| X13 != relation_inverse_image(X11,X12)
| in(X16,X13)
| ~ in(X17,X12)
| ~ in(ordered_pair(X16,X17),X11) )
& ( ~ relation(X11)
| X13 != relation_inverse_image(X11,X12)
| ~ in(X14,X13)
| in(esk1_4(X11,X12,X13,X14),X12) )
& ( ~ relation(X11)
| X13 != relation_inverse_image(X11,X12)
| ~ in(X14,X13)
| in(ordered_pair(X14,esk1_4(X11,X12,X13,X14)),X11) ) ),
inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[d14_relat_1])])])])])])]) ).
fof(c_0_6,plain,
! [X29,X30] : ordered_pair(X29,X30) = unordered_pair(unordered_pair(X29,X30),singleton(X29)),
inference(variable_rename,[status(thm)],[d5_tarski]) ).
fof(c_0_7,negated_conjecture,
~ ! [X1,X2,X3] :
( relation(X3)
=> ( subset(X1,X2)
=> subset(relation_inverse_image(X3,X1),relation_inverse_image(X3,X2)) ) ),
inference(assume_negation,[status(cth)],[t178_relat_1]) ).
cnf(c_0_8,plain,
( ~ relation(X2)
| X4 != relation_inverse_image(X2,X3)
| ~ in(X1,X4)
| in(ordered_pair(X1,esk1_4(X2,X3,X4,X1)),X2) ),
inference(split_conjunct,[status(thm)],[c_0_5]) ).
cnf(c_0_9,plain,
ordered_pair(X1,X2) = unordered_pair(unordered_pair(X1,X2),singleton(X1)),
inference(split_conjunct,[status(thm)],[c_0_6]) ).
fof(c_0_10,plain,
! [X9,X10] : unordered_pair(X9,X10) = unordered_pair(X10,X9),
inference(variable_rename,[status(thm)],[commutativity_k2_tarski]) ).
fof(c_0_11,negated_conjecture,
( ~ subset(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0))
& subset(esk12_0,esk13_0)
& relation(esk14_0) ),
inference(fof_nnf,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_7])])])]) ).
fof(c_0_12,plain,
! [X23,X24,X25,X26,X27] :
( ( subset(X26,X27)
| ~ in(esk4_2(X26,X27),X27) )
& ( subset(X26,X27)
| in(esk4_2(X26,X27),X26) )
& ( in(X25,X24)
| ~ in(X25,X23)
| ~ subset(X23,X24) ) ),
inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[d3_tarski])])])])])])]) ).
cnf(c_0_13,plain,
( ~ relation(X3)
| X5 != relation_inverse_image(X3,X4)
| ~ in(X2,X4)
| ~ in(ordered_pair(X1,X2),X3)
| in(X1,X5) ),
inference(split_conjunct,[status(thm)],[c_0_5]) ).
cnf(c_0_14,plain,
( ~ in(X1,X4)
| ~ relation(X2)
| X4 != relation_inverse_image(X2,X3)
| in(unordered_pair(unordered_pair(X1,esk1_4(X2,X3,X4,X1)),singleton(X1)),X2) ),
inference(rw,[status(thm)],[c_0_8,c_0_9]) ).
cnf(c_0_15,plain,
unordered_pair(X1,X2) = unordered_pair(X2,X1),
inference(split_conjunct,[status(thm)],[c_0_10]) ).
cnf(c_0_16,negated_conjecture,
~ subset(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0)),
inference(split_conjunct,[status(thm)],[c_0_11]) ).
cnf(c_0_17,plain,
( subset(X1,X2)
| in(esk4_2(X1,X2),X1) ),
inference(split_conjunct,[status(thm)],[c_0_12]) ).
cnf(c_0_18,plain,
( ~ in(unordered_pair(unordered_pair(X1,X2),singleton(X1)),X3)
| ~ in(X2,X4)
| ~ relation(X3)
| X5 != relation_inverse_image(X3,X4)
| in(X1,X5) ),
inference(rw,[status(thm)],[c_0_13,c_0_9]) ).
cnf(c_0_19,plain,
( ~ in(X1,relation_inverse_image(X2,X3))
| ~ relation(X2)
| in(unordered_pair(singleton(X1),unordered_pair(X1,esk1_4(X2,X3,relation_inverse_image(X2,X3),X1))),X2) ),
inference(er,[status(thm)],[inference(rw,[status(thm)],[c_0_14,c_0_15])]) ).
cnf(c_0_20,negated_conjecture,
in(esk4_2(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0)),relation_inverse_image(esk14_0,esk12_0)),
inference(spm,[status(thm)],[c_0_16,c_0_17]) ).
cnf(c_0_21,negated_conjecture,
relation(esk14_0),
inference(split_conjunct,[status(thm)],[c_0_11]) ).
cnf(c_0_22,plain,
( ~ relation(X1)
| X3 != relation_inverse_image(X1,X2)
| ~ in(X4,X3)
| in(esk1_4(X1,X2,X3,X4),X2) ),
inference(split_conjunct,[status(thm)],[c_0_5]) ).
cnf(c_0_23,plain,
( ~ in(X4,X3)
| ~ in(unordered_pair(singleton(X1),unordered_pair(X1,X4)),X2)
| ~ relation(X2)
| in(X1,relation_inverse_image(X2,X3)) ),
inference(er,[status(thm)],[inference(rw,[status(thm)],[c_0_18,c_0_15])]) ).
cnf(c_0_24,negated_conjecture,
in(unordered_pair(singleton(esk4_2(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0))),unordered_pair(esk4_2(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0)),esk1_4(esk14_0,esk12_0,relation_inverse_image(esk14_0,esk12_0),esk4_2(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0))))),esk14_0),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_20]),c_0_21])]) ).
cnf(c_0_25,plain,
( ~ in(X3,X1)
| ~ subset(X1,X2)
| in(X3,X2) ),
inference(split_conjunct,[status(thm)],[c_0_12]) ).
cnf(c_0_26,negated_conjecture,
subset(esk12_0,esk13_0),
inference(split_conjunct,[status(thm)],[c_0_11]) ).
cnf(c_0_27,plain,
( ~ in(X3,relation_inverse_image(X1,X2))
| ~ relation(X1)
| in(esk1_4(X1,X2,relation_inverse_image(X1,X2),X3),X2) ),
inference(er,[status(thm)],[c_0_22]) ).
cnf(c_0_28,plain,
( ~ in(esk4_2(X1,X2),X2)
| subset(X1,X2) ),
inference(split_conjunct,[status(thm)],[c_0_12]) ).
cnf(c_0_29,negated_conjecture,
( ~ in(esk1_4(esk14_0,esk12_0,relation_inverse_image(esk14_0,esk12_0),esk4_2(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0))),X1)
| in(esk4_2(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0)),relation_inverse_image(esk14_0,X1)) ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_23,c_0_24]),c_0_21])]) ).
cnf(c_0_30,negated_conjecture,
( ~ in(X1,esk12_0)
| in(X1,esk13_0) ),
inference(spm,[status(thm)],[c_0_25,c_0_26]) ).
cnf(c_0_31,negated_conjecture,
in(esk1_4(esk14_0,esk12_0,relation_inverse_image(esk14_0,esk12_0),esk4_2(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0))),esk12_0),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_20]),c_0_21])]) ).
cnf(c_0_32,negated_conjecture,
~ in(esk4_2(relation_inverse_image(esk14_0,esk12_0),relation_inverse_image(esk14_0,esk13_0)),relation_inverse_image(esk14_0,esk13_0)),
inference(spm,[status(thm)],[c_0_16,c_0_28]) ).
cnf(c_0_33,negated_conjecture,
$false,
inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_30]),c_0_31])]),c_0_32]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SEU211+1 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.04 % Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.09/5.38 % Computer : n026.cluster.edu
% 0.09/5.38 % Model : x86_64 x86_64
% 0.09/5.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/5.38 % Memory : 8046.5625MB
% 0.09/5.38 % OS : Linux 6.8.0-71-generic
% 0.09/5.38 % CPULimit : 300
% 0.09/5.38 % WCLimit : 300
% 0.09/5.38 % DateTime : Mon Sep 21 06:01:12 UTC 2026
% 0.09/5.38 % CPUTime :
% 0.09/5.38 Running run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.15/5.43 Running first-order theorem proving
% 0.15/5.43 Running: /export/starexec/sandbox/solver/bin/eprover --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.15/5.58 % Version: 3.5.1
% 0.15/5.58 % Preprocessing class: FSMSSMSSSSSNFFN.
% 0.15/5.58 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.15/5.58 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 1500s (5) cores
% 0.15/5.58 % Starting new_bool_3 with 300s (1) cores
% 0.15/5.58 % Starting new_bool_1 with 300s (1) cores
% 0.15/5.58 % Starting sh5l with 300s (1) cores
% 0.15/5.58 % G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with pid 1517846 completed with status 0
% 0.15/5.58 % Result found by G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN
% 0.15/5.58 % Preprocessing class: FSMSSMSSSSSNFFN.
% 0.15/5.58 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.15/5.58 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 1500s (5) cores
% 0.15/5.58 % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 0.15/5.58 % No SInE strategy applied
% 0.15/5.58 % Search class: FGHSM-FFMM31-MFFFFFNN
% 0.15/5.58 % Scheduled 13 strats onto 5 cores with 1500 seconds (1500 total)
% 0.15/5.58 % Starting SubtermCWHack with 136s (1) cores
% 0.15/5.58 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 151s (1) cores
% 0.15/5.58 % Starting G-E--_208_C12_02_nc_F1_SE_CS_SP_PS_S5PRR_RG_S070I with 113s (1) cores
% 0.15/5.58 % Starting G-N--_023_B07_F1_SP_PI_Q7_CS_SE_S0Y with 113s (1) cores
% 0.15/5.58 % Starting G-E--_103_C18_F1_PI_AE_Q4_CS_SP_S0Y with 113s (1) cores
% 0.15/5.58 % G-E--_208_C12_02_nc_F1_SE_CS_SP_PS_S5PRR_RG_S070I with pid 1517854 completed with status 0
% 0.15/5.58 % Result found by G-E--_208_C12_02_nc_F1_SE_CS_SP_PS_S5PRR_RG_S070I
% 0.15/5.58 % Preprocessing class: FSMSSMSSSSSNFFN.
% 0.15/5.58 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.15/5.58 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 1500s (5) cores
% 0.15/5.58 % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 0.15/5.58 % No SInE strategy applied
% 0.15/5.58 % Search class: FGHSM-FFMM31-MFFFFFNN
% 0.15/5.58 % Scheduled 13 strats onto 5 cores with 1500 seconds (1500 total)
% 0.15/5.58 % Starting SubtermCWHack with 136s (1) cores
% 0.15/5.58 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 151s (1) cores
% 0.15/5.58 % Starting G-E--_208_C12_02_nc_F1_SE_CS_SP_PS_S5PRR_RG_S070I with 113s (1) cores
% 0.15/5.58 % Preprocessing time : 0.002 s
% 0.15/5.58 % Presaturation interreduction done
% 0.15/5.58
% 0.15/5.58 % Proof found!
% 0.15/5.58 % SZS status Theorem
% 0.15/5.58 % SZS output start CNFRefutation
% See solution above
% 0.15/5.58 % Parsed axioms : 36
% 0.15/5.58 % Removed by relevancy pruning/SinE : 0
% 0.15/5.58 % Initial clauses : 51
% 0.15/5.58 % Removed in clause preprocessing : 8
% 0.15/5.58 % Initial clauses in saturation : 43
% 0.15/5.58 % Processed clauses : 1389
% 0.15/5.58 % ...of these trivial : 44
% 0.15/5.58 % ...subsumed : 652
% 0.15/5.58 % ...remaining for further processing : 693
% 0.15/5.58 % Other redundant clauses eliminated : 3
% 0.15/5.58 % Clauses deleted for lack of memory : 0
% 0.15/5.58 % Backward-subsumed : 54
% 0.15/5.58 % Backward-rewritten : 12
% 0.15/5.58 % Generated clauses : 4638
% 0.15/5.58 % ...of the previous two non-redundant : 4172
% 0.15/5.58 % ...aggressively subsumed : 0
% 0.15/5.58 % Contextual simplify-reflections : 0
% 0.15/5.58 % Paramodulations : 4631
% 0.15/5.58 % Factorizations : 4
% 0.15/5.58 % NegExts : 0
% 0.15/5.58 % Equation resolutions : 3
% 0.15/5.58 % Disequality decompositions : 0
% 0.15/5.58 % Total rewrite steps : 576
% 0.15/5.58 % ...of those cached : 463
% 0.15/5.58 % Propositional unsat checks : 0
% 0.15/5.58 % Propositional check models : 0
% 0.15/5.58 % Propositional check unsatisfiable : 0
% 0.15/5.58 % Propositional clauses : 0
% 0.15/5.58 % Propositional clauses after purity: 0
% 0.15/5.58 % Propositional unsat core size : 0
% 0.15/5.58 % Propositional preprocessing time : 0.000
% 0.15/5.58 % Propositional encoding time : 0.000
% 0.15/5.58 % Propositional solver time : 0.000
% 0.15/5.58 % Success case prop preproc time : 0.000
% 0.15/5.58 % Success case prop encoding time : 0.000
% 0.15/5.58 % Success case prop solver time : 0.000
% 0.15/5.58 % Current number of processed clauses : 583
% 0.15/5.58 % Positive orientable unit clauses : 130
% 0.15/5.58 % Positive unorientable unit clauses: 1
% 0.15/5.58 % Negative unit clauses : 120
% 0.15/5.58 % Non-unit-clauses : 332
% 0.15/5.58 % Current number of unprocessed clauses: 2808
% 0.15/5.58 % ...number of literals in the above : 9092
% 0.15/5.58 % Current number of archived formulas : 0
% 0.15/5.58 % Current number of archived clauses : 108
% 0.15/5.58 % Clause-clause subsumption calls (NU) : 22386
% 0.15/5.58 % Rec. Clause-clause subsumption calls : 18351
% 0.15/5.58 % Non-unit clause-clause subsumptions : 448
% 0.15/5.58 % Unit Clause-clause subsumption calls : 3699
% 0.15/5.58 % Rewrite failures with RHS unbound : 0
% 0.15/5.58 % BW rewrite match attempts : 191
% 0.15/5.58 % BW rewrite match successes : 15
% 0.15/5.58 % Condensation attempts : 0
% 0.15/5.58 % Condensation successes : 0
% 0.15/5.58 % Termbank termtop insertions : 67046
% 0.15/5.58 % Search garbage collected termcells : 542
% 0.15/5.58
% 0.15/5.58 % -------------------------------------------------
% 0.15/5.58 % User time : 0.124 s
% 0.15/5.58 % System time : 0.010 s
% 0.15/5.58 % Total time : 0.134 s
% 0.15/5.58 % Maximum resident set size: 3400 pages
% 0.15/5.58
% 0.15/5.58 % -------------------------------------------------
% 0.15/5.58 % User time : 0.621 s
% 0.15/5.58 % System time : 0.038 s
% 0.15/5.58 % Total time : 0.660 s
% 0.15/5.58 % Maximum resident set size: 4608 pages
% 0.15/5.58 % E exiting
%------------------------------------------------------------------------------