%------------------------------------------------------------------------------
% File : E---3.5.1
% Problem : NUM740^1 : TPTP v9.3.1. Released v3.7.0.
% Transfm : none
% Format : tptp:raw
% Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n018.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 : Wed Sep 30 08:16:58 AM UTC 2026
% Result : Theorem 0.10s 0.24s
% Output : CNFRefutation 0.10s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 4
% Syntax : Number of formulae : 19 ( 5 unt; 0 typ; 0 def)
% Number of atoms : 33 ( 0 equ; 0 cnn)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 94 ( 16 ~; 6 |; 1 &; 64 @)
% ( 0 <=>; 7 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 5 avg)
% Number of types : 2 ( 1 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 6 ( 5 usr; 3 con; 0-2 aty)
% Number of variables : 12 ( 0 ^; 12 !; 0 ?; 12 :)
% Comments :
%------------------------------------------------------------------------------
thf(decl_sort1,type,
frac: $tType ).
thf(decl_23,type,
x: frac ).
thf(decl_24,type,
y: frac ).
thf(decl_25,type,
moref: frac > frac > $o ).
thf(decl_26,type,
eq: frac > frac > $o ).
thf(decl_27,type,
lessf: frac > frac > $o ).
thf(satz48,conjecture,
( ~ ( lessf @ y @ x )
=> ( eq @ y @ x ) ),
file('/export/starexec/sandbox/tmp/tmp.oTH7L6QGs0/E---3.1_22662.p',satz48) ).
thf(m,axiom,
( ~ ( moref @ x @ y )
=> ( eq @ x @ y ) ),
file('/export/starexec/sandbox/tmp/tmp.oTH7L6QGs0/E---3.1_22662.p',m) ).
thf(satz42,axiom,
! [X1: frac,X2: frac] :
( ( moref @ X1 @ X2 )
=> ( lessf @ X2 @ X1 ) ),
file('/export/starexec/sandbox/tmp/tmp.oTH7L6QGs0/E---3.1_22662.p',satz42) ).
thf(satz38,axiom,
! [X1: frac,X2: frac] :
( ( eq @ X1 @ X2 )
=> ( eq @ X2 @ X1 ) ),
file('/export/starexec/sandbox/tmp/tmp.oTH7L6QGs0/E---3.1_22662.p',satz38) ).
thf(c_0_4,negated_conjecture,
~ ( ~ ( lessf @ y @ x )
=> ( eq @ y @ x ) ),
inference(assume_negation,[status(cth)],[satz48]) ).
thf(c_0_5,negated_conjecture,
~ ( ~ ( lessf @ y @ x )
=> ( eq @ y @ x ) ),
inference(fof_simplification,[status(thm)],[c_0_4]) ).
thf(c_0_6,plain,
( ~ ( moref @ x @ y )
=> ( eq @ x @ y ) ),
inference(fof_simplification,[status(thm)],[m]) ).
thf(c_0_7,negated_conjecture,
( ~ ( lessf @ y @ x )
& ~ ( eq @ y @ x ) ),
inference(fof_nnf,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_5])]) ).
thf(c_0_8,plain,
! [X9: frac,X10: frac] :
( ~ ( moref @ X9 @ X10 )
| ( lessf @ X10 @ X9 ) ),
inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[satz42])])]) ).
thf(c_0_9,plain,
( ( moref @ x @ y )
| ( eq @ x @ y ) ),
inference(fof_nnf,[status(thm)],[c_0_6]) ).
thf(c_0_10,negated_conjecture,
~ ( lessf @ y @ x ),
inference(split_conjunct,[status(thm)],[c_0_7]) ).
thf(c_0_11,plain,
! [X1: frac,X2: frac] :
( ( lessf @ X2 @ X1 )
| ~ ( moref @ X1 @ X2 ) ),
inference(split_conjunct,[status(thm)],[c_0_8]) ).
thf(c_0_12,plain,
! [X7: frac,X8: frac] :
( ~ ( eq @ X7 @ X8 )
| ( eq @ X8 @ X7 ) ),
inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[satz38])])]) ).
thf(c_0_13,plain,
( ( moref @ x @ y )
| ( eq @ x @ y ) ),
inference(split_conjunct,[status(thm)],[c_0_9]) ).
thf(c_0_14,negated_conjecture,
~ ( moref @ x @ y ),
inference(spm,[status(thm)],[c_0_10,c_0_11]) ).
thf(c_0_15,plain,
! [X1: frac,X2: frac] :
( ( eq @ X2 @ X1 )
| ~ ( eq @ X1 @ X2 ) ),
inference(split_conjunct,[status(thm)],[c_0_12]) ).
thf(c_0_16,plain,
eq @ x @ y,
inference(sr,[status(thm)],[c_0_13,c_0_14]) ).
thf(c_0_17,negated_conjecture,
~ ( eq @ y @ x ),
inference(split_conjunct,[status(thm)],[c_0_7]) ).
thf(c_0_18,plain,
$false,
inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_15,c_0_16]),c_0_17]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : NUM740^1 : TPTP v9.3.1. Released v3.7.0.
% 0.00/0.04 % Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.10/0.16 % Computer : n018.cluster.edu
% 0.10/0.16 % Model : x86_64 x86_64
% 0.10/0.16 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.16 % Memory : 8046.5625MB
% 0.10/0.16 % OS : Linux 6.8.0-71-generic
% 0.10/0.17 % CPULimit : 300
% 0.10/0.17 % WCLimit : 300
% 0.10/0.17 % DateTime : Tue Sep 29 12:49:56 UTC 2026
% 0.10/0.17 % CPUTime :
% 0.10/0.17 Running run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.10/0.21 Running higher-order theorem proving
% 0.10/0.23 Running: /export/starexec/sandbox/solver/bin/eprover-ho --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox/tmp/tmp.oTH7L6QGs0/E---3.1_22662.p
% 0.10/0.24 % Version: 3.5.1-ho
% 0.10/0.24 % Preprocessing class: HSSSSMSSSSSNFFN.
% 0.10/0.24 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.10/0.24 % Starting new_ho_10 with 1500s (5) cores
% 0.10/0.24 % Starting ho_unfolding_6 with 300s (1) cores
% 0.10/0.24 % Starting sh4l with 300s (1) cores
% 0.10/0.24 % Starting ehoh_best_nonlift_rwall with 300s (1) cores
% 0.10/0.24 % ehoh_best_nonlift_rwall with pid 22678 completed with status 0
% 0.10/0.24 % Result found by ehoh_best_nonlift_rwall
% 0.10/0.24 % Preprocessing class: HSSSSMSSSSSNFFN.
% 0.10/0.24 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.10/0.24 % Starting new_ho_10 with 1500s (5) cores
% 0.10/0.24 % Starting ho_unfolding_6 with 300s (1) cores
% 0.10/0.24 % Starting sh4l with 300s (1) cores
% 0.10/0.24 % Starting ehoh_best_nonlift_rwall with 300s (1) cores
% 0.10/0.24 % (lift_lambdas = 0, lambda_to_forall = 1,unroll_only_formulas = 0, sine = Auto)
% 0.10/0.24 % No SInE strategy applied
% 0.10/0.24 % Search class: HGUNF-FFSF00-SFFFFFNN
% 0.10/0.24 % Scheduled 7 strats onto 1 cores with 300 seconds (300 total)
% 0.10/0.24 % Starting SubtermCWHack with 28s (1) cores
% 0.10/0.24 % SubtermCWHack with pid 22679 completed with status 0
% 0.10/0.24 % Result found by SubtermCWHack
% 0.10/0.24 % Preprocessing class: HSSSSMSSSSSNFFN.
% 0.10/0.24 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.10/0.24 % Starting new_ho_10 with 1500s (5) cores
% 0.10/0.24 % Starting ho_unfolding_6 with 300s (1) cores
% 0.10/0.24 % Starting sh4l with 300s (1) cores
% 0.10/0.24 % Starting ehoh_best_nonlift_rwall with 300s (1) cores
% 0.10/0.24 % (lift_lambdas = 0, lambda_to_forall = 1,unroll_only_formulas = 0, sine = Auto)
% 0.10/0.24 % No SInE strategy applied
% 0.10/0.24 % Search class: HGUNF-FFSF00-SFFFFFNN
% 0.10/0.24 % Scheduled 7 strats onto 1 cores with 300 seconds (300 total)
% 0.10/0.24 % Starting SubtermCWHack with 28s (1) cores
% 0.10/0.24 % Preprocessing time : 0.001 s
% 0.10/0.24
% 0.10/0.24 % Proof found!
% 0.10/0.24 % SZS status Theorem
% 0.10/0.24 % SZS output start CNFRefutation
% See solution above
% 0.10/0.24 % Parsed axioms : 10
% 0.10/0.24 % Removed by relevancy pruning/SinE : 0
% 0.10/0.24 % Initial clauses : 11
% 0.10/0.24 % Removed in clause preprocessing : 6
% 0.10/0.24 % Initial clauses in saturation : 5
% 0.10/0.24 % Processed clauses : 7
% 0.10/0.24 % ...of these trivial : 0
% 0.10/0.24 % ...subsumed : 0
% 0.10/0.24 % ...remaining for further processing : 7
% 0.10/0.24 % Other redundant clauses eliminated : 0
% 0.10/0.24 % Clauses deleted for lack of memory : 0
% 0.10/0.24 % Backward-subsumed : 0
% 0.10/0.24 % Backward-rewritten : 0
% 0.10/0.24 % Generated clauses : 3
% 0.10/0.24 % ...of the previous two non-redundant : 2
% 0.10/0.24 % ...aggressively subsumed : 0
% 0.10/0.24 % Contextual simplify-reflections : 0
% 0.10/0.24 % Paramodulations : 2
% 0.10/0.24 % Factorizations : 0
% 0.10/0.24 % NegExts : 0
% 0.10/0.24 % Equation resolutions : 0
% 0.10/0.24 % Disequality decompositions : 0
% 0.10/0.24 % Total rewrite steps : 0
% 0.10/0.24 % ...of those cached : 0
% 0.10/0.24 % Propositional unsat checks : 0
% 0.10/0.24 % Propositional check models : 0
% 0.10/0.24 % Propositional check unsatisfiable : 0
% 0.10/0.24 % Propositional clauses : 0
% 0.10/0.24 % Propositional clauses after purity: 0
% 0.10/0.24 % Propositional unsat core size : 0
% 0.10/0.24 % Propositional preprocessing time : 0.000
% 0.10/0.24 % Propositional encoding time : 0.000
% 0.10/0.24 % Propositional solver time : 0.000
% 0.10/0.24 % Success case prop preproc time : 0.000
% 0.10/0.24 % Success case prop encoding time : 0.000
% 0.10/0.24 % Success case prop solver time : 0.000
% 0.10/0.24 % Current number of processed clauses : 6
% 0.10/0.24 % Positive orientable unit clauses : 1
% 0.10/0.24 % Positive unorientable unit clauses: 0
% 0.10/0.24 % Negative unit clauses : 3
% 0.10/0.24 % Non-unit-clauses : 2
% 0.10/0.24 % Current number of unprocessed clauses: 0
% 0.10/0.24 % ...number of literals in the above : 0
% 0.10/0.24 % Current number of archived formulas : 0
% 0.10/0.24 % Current number of archived clauses : 1
% 0.10/0.24 % Clause-clause subsumption calls (NU) : 0
% 0.10/0.24 % Rec. Clause-clause subsumption calls : 0
% 0.10/0.24 % Non-unit clause-clause subsumptions : 0
% 0.10/0.24 % Unit Clause-clause subsumption calls : 0
% 0.10/0.24 % Rewrite failures with RHS unbound : 0
% 0.10/0.24 % BW rewrite match attempts : 0
% 0.10/0.24 % BW rewrite match successes : 0
% 0.10/0.24 % Condensation attempts : 0
% 0.10/0.24 % Condensation successes : 0
% 0.10/0.24 % Termbank termtop insertions : 397
% 0.10/0.24 % Search garbage collected termcells : 47
% 0.10/0.24
% 0.10/0.24 % -------------------------------------------------
% 0.10/0.24 % User time : 0.003 s
% 0.10/0.24 % System time : 0.001 s
% 0.10/0.24 % Total time : 0.004 s
% 0.10/0.24 % Maximum resident set size: 3632 pages
% 0.10/0.24
% 0.10/0.24 % -------------------------------------------------
% 0.10/0.24 % User time : 0.004 s
% 0.10/0.24 % System time : 0.006 s
% 0.10/0.24 % Total time : 0.010 s
% 0.10/0.24 % Maximum resident set size: 4608 pages
% 0.10/0.24 % E exiting
%------------------------------------------------------------------------------