%------------------------------------------------------------------------------
% File : E---3.5.1
% Problem : GEO267+3 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n016.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 12:28:03 PM UTC 2026
% Result : Theorem 0.12s 0.41s
% Output : CNFRefutation 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 3
% Syntax : Number of formulae : 13 ( 4 unt; 0 def)
% Number of atoms : 27 ( 0 equ)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 23 ( 9 ~; 8 |; 3 &)
% ( 1 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 4 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 3 con; 0-1 aty)
% Number of variables : 18 ( 0 sgn 14 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(con,conjecture,
! [X4,X5,X8] :
( unequally_directed_opposite_lines(X4,X5)
=> ( unequally_directed_lines(X5,X8)
| unequally_directed_opposite_lines(X5,X8) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).
fof(a1_defns,axiom,
! [X1,X2] :
( unequally_directed_opposite_lines(X1,X2)
<=> unequally_directed_lines(X1,reverse_line(X2)) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO009+0.ax',a1_defns) ).
fof(ax8_basics,axiom,
! [X4,X5] :
( unequally_directed_lines(X4,reverse_line(X5))
| unequally_directed_lines(X4,X5) ),
file('/export/starexec/sandbox/benchmark/Axioms/GEO009+0.ax',ax8_basics) ).
fof(c_0_3,negated_conjecture,
~ ! [X4,X5,X8] :
( unequally_directed_opposite_lines(X4,X5)
=> ( unequally_directed_lines(X5,X8)
| unequally_directed_opposite_lines(X5,X8) ) ),
inference(assume_negation,[status(cth)],[con]) ).
fof(c_0_4,negated_conjecture,
( ~ unequally_directed_lines(esk2_0,esk3_0)
& ~ unequally_directed_opposite_lines(esk2_0,esk3_0)
& unequally_directed_opposite_lines(esk1_0,esk2_0) ),
inference(fof_nnf,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_3])])])]) ).
fof(c_0_5,plain,
! [X20,X21] :
( ( unequally_directed_opposite_lines(X20,X21)
| ~ unequally_directed_lines(X20,reverse_line(X21)) )
& ( unequally_directed_lines(X20,reverse_line(X21))
| ~ unequally_directed_opposite_lines(X20,X21) ) ),
inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[a1_defns])])]) ).
cnf(c_0_6,negated_conjecture,
~ unequally_directed_opposite_lines(esk2_0,esk3_0),
inference(split_conjunct,[status(thm)],[c_0_4]) ).
cnf(c_0_7,plain,
( ~ unequally_directed_lines(X1,reverse_line(X2))
| unequally_directed_opposite_lines(X1,X2) ),
inference(split_conjunct,[status(thm)],[c_0_5]) ).
fof(c_0_8,plain,
! [X18,X19] :
( unequally_directed_lines(X18,reverse_line(X19))
| unequally_directed_lines(X18,X19) ),
inference(variable_rename,[status(thm)],[ax8_basics]) ).
cnf(c_0_9,negated_conjecture,
~ unequally_directed_lines(esk2_0,reverse_line(esk3_0)),
inference(spm,[status(thm)],[c_0_6,c_0_7]) ).
cnf(c_0_10,plain,
( unequally_directed_lines(X1,reverse_line(X2))
| unequally_directed_lines(X1,X2) ),
inference(split_conjunct,[status(thm)],[c_0_8]) ).
cnf(c_0_11,negated_conjecture,
~ unequally_directed_lines(esk2_0,esk3_0),
inference(split_conjunct,[status(thm)],[c_0_4]) ).
cnf(c_0_12,negated_conjecture,
$false,
inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_9,c_0_10]),c_0_11]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : GEO267+3 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.04 % Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.08/0.35 % Computer : n016.cluster.edu
% 0.08/0.35 % Model : x86_64 x86_64
% 0.08/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.35 % Memory : 8046.5625MB
% 0.08/0.35 % OS : Linux 6.8.0-71-generic
% 0.08/0.35 % CPULimit : 300
% 0.08/0.35 % WCLimit : 300
% 0.08/0.35 % DateTime : Sun Sep 20 15:00:51 UTC 2026
% 0.08/0.35 % CPUTime :
% 0.08/0.35 Running run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.12/0.39 Running first-order theorem proving
% 0.12/0.39 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
% 0.12/0.41 % Version: 3.5.1
% 0.12/0.41 % Preprocessing class: FSMSSMSSSSSNFFN.
% 0.12/0.41 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.12/0.41 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 1500s (5) cores
% 0.12/0.41 % Starting new_bool_3 with 300s (1) cores
% 0.12/0.41 % Starting new_bool_1 with 300s (1) cores
% 0.12/0.41 % Starting sh5l with 300s (1) cores
% 0.12/0.41 % new_bool_3 with pid 301571 completed with status 0
% 0.12/0.41 % Result found by new_bool_3
% 0.12/0.41 % Preprocessing class: FSMSSMSSSSSNFFN.
% 0.12/0.41 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.12/0.41 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 1500s (5) cores
% 0.12/0.41 % Starting new_bool_3 with 300s (1) cores
% 0.12/0.41 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = GSinE(CountFormulas,hypos,1.5,,3,20000,1.0))
% 0.12/0.41 % SinE strategy is GSinE(CountFormulas,hypos,1.5,,3,20000,1.0)
% 0.12/0.41 % Search class: FGUNF-FFSF11-SFFFFFNN
% 0.12/0.41 % Scheduled 5 strats onto 1 cores with 300 seconds (300 total)
% 0.12/0.41 % Starting SubtermCWHack with 31s (1) cores
% 0.12/0.41 % SubtermCWHack with pid 301574 completed with status 0
% 0.12/0.41 % Result found by SubtermCWHack
% 0.12/0.41 % Preprocessing class: FSMSSMSSSSSNFFN.
% 0.12/0.41 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.12/0.41 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 1500s (5) cores
% 0.12/0.41 % Starting new_bool_3 with 300s (1) cores
% 0.12/0.41 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = GSinE(CountFormulas,hypos,1.5,,3,20000,1.0))
% 0.12/0.41 % SinE strategy is GSinE(CountFormulas,hypos,1.5,,3,20000,1.0)
% 0.12/0.41 % Search class: FGUNF-FFSF11-SFFFFFNN
% 0.12/0.41 % Scheduled 5 strats onto 1 cores with 300 seconds (300 total)
% 0.12/0.41 % Starting SubtermCWHack with 31s (1) cores
% 0.12/0.41 % Preprocessing time : 0.001 s
% 0.12/0.41
% 0.12/0.41 % Proof found!
% 0.12/0.41 % SZS status Theorem
% 0.12/0.41 % SZS output start CNFRefutation
% See solution above
% 0.12/0.41 % Parsed axioms : 37
% 0.12/0.41 % Removed by relevancy pruning/SinE : 32
% 0.12/0.41 % Initial clauses : 11
% 0.12/0.41 % Removed in clause preprocessing : 0
% 0.12/0.41 % Initial clauses in saturation : 11
% 0.12/0.41 % Processed clauses : 8
% 0.12/0.41 % ...of these trivial : 0
% 0.12/0.41 % ...subsumed : 0
% 0.12/0.41 % ...remaining for further processing : 8
% 0.12/0.41 % Other redundant clauses eliminated : 0
% 0.12/0.41 % Clauses deleted for lack of memory : 0
% 0.12/0.41 % Backward-subsumed : 0
% 0.12/0.41 % Backward-rewritten : 0
% 0.12/0.41 % Generated clauses : 4
% 0.12/0.41 % ...of the previous two non-redundant : 2
% 0.12/0.41 % ...aggressively subsumed : 0
% 0.12/0.41 % Contextual simplify-reflections : 0
% 0.12/0.41 % Paramodulations : 4
% 0.12/0.41 % Factorizations : 0
% 0.12/0.41 % NegExts : 0
% 0.12/0.41 % Equation resolutions : 0
% 0.12/0.41 % Disequality decompositions : 0
% 0.12/0.41 % Total rewrite steps : 0
% 0.12/0.41 % ...of those cached : 0
% 0.12/0.41 % Propositional unsat checks : 0
% 0.12/0.41 % Propositional check models : 0
% 0.12/0.41 % Propositional check unsatisfiable : 0
% 0.12/0.41 % Propositional clauses : 0
% 0.12/0.41 % Propositional clauses after purity: 0
% 0.12/0.41 % Propositional unsat core size : 0
% 0.12/0.41 % Propositional preprocessing time : 0.000
% 0.12/0.41 % Propositional encoding time : 0.000
% 0.12/0.41 % Propositional solver time : 0.000
% 0.12/0.41 % Success case prop preproc time : 0.000
% 0.12/0.41 % Success case prop encoding time : 0.000
% 0.12/0.41 % Success case prop solver time : 0.000
% 0.12/0.41 % Current number of processed clauses : 8
% 0.12/0.41 % Positive orientable unit clauses : 2
% 0.12/0.41 % Positive unorientable unit clauses: 0
% 0.12/0.41 % Negative unit clauses : 3
% 0.12/0.41 % Non-unit-clauses : 3
% 0.12/0.41 % Current number of unprocessed clauses: 5
% 0.12/0.41 % ...number of literals in the above : 19
% 0.12/0.41 % Current number of archived formulas : 0
% 0.12/0.41 % Current number of archived clauses : 0
% 0.12/0.41 % Clause-clause subsumption calls (NU) : 0
% 0.12/0.41 % Rec. Clause-clause subsumption calls : 0
% 0.12/0.41 % Non-unit clause-clause subsumptions : 0
% 0.12/0.41 % Unit Clause-clause subsumption calls : 0
% 0.12/0.41 % Rewrite failures with RHS unbound : 0
% 0.12/0.41 % BW rewrite match attempts : 0
% 0.12/0.41 % BW rewrite match successes : 0
% 0.12/0.41 % Condensation attempts : 0
% 0.12/0.41 % Condensation successes : 0
% 0.12/0.41 % Termbank termtop insertions : 1001
% 0.12/0.41 % Search garbage collected termcells : 373
% 0.12/0.41
% 0.12/0.41 % -------------------------------------------------
% 0.12/0.41 % User time : 0.001 s
% 0.12/0.41 % System time : 0.004 s
% 0.12/0.41 % Total time : 0.005 s
% 0.12/0.41 % Maximum resident set size: 3684 pages
% 0.12/0.41
% 0.12/0.41 % -------------------------------------------------
% 0.12/0.41 % User time : 0.003 s
% 0.12/0.41 % System time : 0.009 s
% 0.12/0.41 % Total time : 0.012 s
% 0.12/0.41 % Maximum resident set size: 4608 pages
% 0.12/0.41 % E exiting
%------------------------------------------------------------------------------