%------------------------------------------------------------------------------
% File : E---3.5.1
% Problem : HEN007-3 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n002.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 12:45:37 PM UTC 2026
% Result : Unsatisfiable 0.16s 0.45s
% Output : CNFRefutation 0.16s
% Verified :
% SZS Type : Refutation
% Derivation depth : 15
% Number of leaves : 8
% Syntax : Number of clauses : 44 ( 30 unt; 0 nHn; 21 RR)
% Number of literals : 62 ( 27 equ; 21 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of predicates : 3 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 4 con; 0-2 aty)
% Number of variables : 62 ( 9 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(quotient_less_equal1,axiom,
( ~ less_equal(X1,X2)
| divide(X1,X2) = zero ),
file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',quotient_less_equal1) ).
cnf(quotient_smaller_than_numerator,axiom,
less_equal(divide(X1,X2),X1),
file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',quotient_smaller_than_numerator) ).
cnf(less_equal_and_equal,axiom,
( ~ less_equal(X2,X1)
| ~ less_equal(X1,X2)
| X1 = X2 ),
file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',less_equal_and_equal) ).
cnf(quotient_property,axiom,
less_equal(divide(divide(X1,X2),divide(X3,X2)),divide(divide(X1,X3),X2)),
file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',quotient_property) ).
cnf(zero_is_smallest,axiom,
less_equal(zero,X1),
file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',zero_is_smallest) ).
cnf(quotient_less_equal2,axiom,
( divide(X1,X2) != zero
| less_equal(X1,X2) ),
file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',quotient_less_equal2) ).
cnf(a_LE_b,hypothesis,
less_equal(a,b),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',a_LE_b) ).
cnf(prove_c_divide_b_LE_c_divide_a,negated_conjecture,
~ less_equal(divide(c,b),divide(c,a)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_c_divide_b_LE_c_divide_a) ).
cnf(c_0_8,plain,
( ~ less_equal(X1,X2)
| divide(X1,X2) = zero ),
inference(fof_simplification,[status(thm)],[quotient_less_equal1]) ).
cnf(c_0_9,plain,
( ~ less_equal(X1,X2)
| divide(X1,X2) = zero ),
c_0_8 ).
cnf(c_0_10,axiom,
less_equal(divide(X1,X2),X1),
quotient_smaller_than_numerator ).
cnf(c_0_11,plain,
( ~ less_equal(X2,X1)
| ~ less_equal(X1,X2)
| X1 = X2 ),
inference(fof_simplification,[status(thm)],[less_equal_and_equal]) ).
cnf(c_0_12,axiom,
less_equal(divide(divide(X1,X2),divide(X3,X2)),divide(divide(X1,X3),X2)),
quotient_property ).
cnf(c_0_13,plain,
divide(divide(X1,X2),X1) = zero,
inference(spm,[status(thm)],[c_0_9,c_0_10]) ).
cnf(c_0_14,axiom,
less_equal(zero,X1),
zero_is_smallest ).
cnf(c_0_15,plain,
( ~ less_equal(X2,X1)
| ~ less_equal(X1,X2)
| X1 = X2 ),
c_0_11 ).
cnf(c_0_16,plain,
( divide(X1,X2) != zero
| less_equal(X1,X2) ),
inference(fof_simplification,[status(thm)],[quotient_less_equal2]) ).
cnf(c_0_17,plain,
less_equal(divide(divide(X1,X1),divide(X2,X1)),zero),
inference(spm,[status(thm)],[c_0_12,c_0_13]) ).
cnf(c_0_18,plain,
divide(zero,X1) = zero,
inference(spm,[status(thm)],[c_0_9,c_0_14]) ).
cnf(c_0_19,plain,
( ~ less_equal(X1,zero)
| X1 = zero ),
inference(spm,[status(thm)],[c_0_15,c_0_14]) ).
cnf(c_0_20,plain,
( divide(X1,X2) != zero
| less_equal(X1,X2) ),
c_0_16 ).
cnf(c_0_21,plain,
less_equal(divide(divide(X1,X1),zero),zero),
inference(spm,[status(thm)],[c_0_17,c_0_18]) ).
cnf(c_0_22,plain,
( divide(X1,zero) != zero
| X1 = zero ),
inference(spm,[status(thm)],[c_0_19,c_0_20]) ).
cnf(c_0_23,plain,
divide(divide(X1,X1),zero) = zero,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_15,c_0_21]),c_0_14])]) ).
cnf(c_0_24,plain,
less_equal(divide(divide(X1,X2),zero),divide(divide(X1,zero),X2)),
inference(spm,[status(thm)],[c_0_12,c_0_18]) ).
cnf(c_0_25,plain,
divide(X1,X1) = zero,
inference(spm,[status(thm)],[c_0_22,c_0_23]) ).
cnf(c_0_26,plain,
( ~ less_equal(X1,X2)
| divide(X2,X1) != zero
| X1 = X2 ),
inference(spm,[status(thm)],[c_0_15,c_0_20]) ).
cnf(c_0_27,plain,
less_equal(divide(divide(X1,divide(X1,zero)),zero),zero),
inference(spm,[status(thm)],[c_0_24,c_0_25]) ).
cnf(c_0_28,hypothesis,
less_equal(a,b),
a_LE_b ).
cnf(c_0_29,plain,
( ~ less_equal(X1,divide(X1,X2))
| divide(X1,X2) = X1 ),
inference(spm,[status(thm)],[c_0_15,c_0_10]) ).
cnf(c_0_30,plain,
divide(divide(X1,divide(X1,zero)),zero) = zero,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_26,c_0_27]),c_0_18])]) ).
cnf(c_0_31,hypothesis,
divide(a,b) = zero,
inference(spm,[status(thm)],[c_0_9,c_0_28]) ).
cnf(c_0_32,plain,
( divide(X1,divide(X1,X2)) != zero
| divide(X1,X2) = X1 ),
inference(spm,[status(thm)],[c_0_29,c_0_20]) ).
cnf(c_0_33,plain,
divide(X1,divide(X1,zero)) = zero,
inference(spm,[status(thm)],[c_0_22,c_0_30]) ).
cnf(c_0_34,hypothesis,
less_equal(divide(divide(X1,b),zero),divide(divide(X1,a),b)),
inference(spm,[status(thm)],[c_0_12,c_0_31]) ).
cnf(c_0_35,plain,
divide(X1,zero) = X1,
inference(spm,[status(thm)],[c_0_32,c_0_33]) ).
cnf(c_0_36,plain,
less_equal(divide(divide(divide(X1,X2),X3),divide(X1,X3)),zero),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_13]),c_0_18]) ).
cnf(c_0_37,hypothesis,
less_equal(divide(X1,b),divide(divide(X1,a),b)),
inference(rw,[status(thm)],[c_0_34,c_0_35]) ).
cnf(c_0_38,plain,
divide(divide(divide(X1,X2),X3),divide(X1,X3)) = zero,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_26,c_0_36]),c_0_18])]) ).
cnf(c_0_39,negated_conjecture,
~ less_equal(divide(c,b),divide(c,a)),
inference(fof_simplification,[status(thm)],[prove_c_divide_b_LE_c_divide_a]) ).
cnf(c_0_40,hypothesis,
divide(divide(X1,a),b) = divide(X1,b),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_26,c_0_37]),c_0_38])]) ).
cnf(c_0_41,negated_conjecture,
~ less_equal(divide(c,b),divide(c,a)),
c_0_39 ).
cnf(c_0_42,hypothesis,
less_equal(divide(X1,b),divide(X1,a)),
inference(spm,[status(thm)],[c_0_10,c_0_40]) ).
cnf(c_0_43,negated_conjecture,
$false,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_41,c_0_42])]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : HEN007-3 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.05 % Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.12/0.38 % Computer : n002.cluster.edu
% 0.12/0.38 % Model : x86_64 x86_64
% 0.12/0.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.38 % Memory : 8046.5625MB
% 0.12/0.38 % OS : Linux 6.8.0-71-generic
% 0.12/0.38 % CPULimit : 300
% 0.12/0.38 % WCLimit : 300
% 0.12/0.38 % DateTime : Sun Sep 20 20:48:31 UTC 2026
% 0.12/0.38 % CPUTime :
% 0.12/0.38 Running run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.16/0.42 Running first-order theorem proving
% 0.16/0.42 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
% 0.16/0.45 % Version: 3.5.1
% 0.16/0.45 % Preprocessing class: FSSSSMSSSSSNFFN.
% 0.16/0.45 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.16/0.45 % Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 0.16/0.45 % Starting new_bool_3 with 300s (1) cores
% 0.16/0.45 % Starting new_bool_1 with 300s (1) cores
% 0.16/0.45 % Starting sh5l with 300s (1) cores
% 0.16/0.45 % sh5l with pid 1685508 completed with status 0
% 0.16/0.45 % Result found by sh5l
% 0.16/0.45 % Preprocessing class: FSSSSMSSSSSNFFN.
% 0.16/0.45 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.16/0.45 % Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 0.16/0.45 % Starting new_bool_3 with 300s (1) cores
% 0.16/0.45 % Starting new_bool_1 with 300s (1) cores
% 0.16/0.45 % Starting sh5l with 300s (1) cores
% 0.16/0.45 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = gf500_gu_R04_F100_L20000)
% 0.16/0.45 % SinE strategy is gf500_gu_R04_F100_L20000
% 0.16/0.45 % Search class: FHUSS-FFSF22-SFFFFFNN
% 0.16/0.45 % Scheduled 5 strats onto 1 cores with 300 seconds (300 total)
% 0.16/0.45 % Starting SubtermCWHack with 31s (1) cores
% 0.16/0.45 % SubtermCWHack with pid 1685515 completed with status 0
% 0.16/0.45 % Result found by SubtermCWHack
% 0.16/0.45 % Preprocessing class: FSSSSMSSSSSNFFN.
% 0.16/0.45 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.16/0.45 % Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 0.16/0.45 % Starting new_bool_3 with 300s (1) cores
% 0.16/0.45 % Starting new_bool_1 with 300s (1) cores
% 0.16/0.45 % Starting sh5l with 300s (1) cores
% 0.16/0.45 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = gf500_gu_R04_F100_L20000)
% 0.16/0.45 % SinE strategy is gf500_gu_R04_F100_L20000
% 0.16/0.45 % Search class: FHUSS-FFSF22-SFFFFFNN
% 0.16/0.45 % Scheduled 5 strats onto 1 cores with 300 seconds (300 total)
% 0.16/0.45 % Starting SubtermCWHack with 31s (1) cores
% 0.16/0.45 % Preprocessing time : 0.001 s
% 0.16/0.45
% 0.16/0.45 % Proof found!
% 0.16/0.45 % SZS status Unsatisfiable
% 0.16/0.45 % SZS output start CNFRefutation
% See solution above
% 0.16/0.45 % Parsed axioms : 9
% 0.16/0.45 % Removed by relevancy pruning/SinE : 1
% 0.16/0.45 % Initial clauses : 8
% 0.16/0.45 % Removed in clause preprocessing : 0
% 0.16/0.45 % Initial clauses in saturation : 8
% 0.16/0.45 % Processed clauses : 82
% 0.16/0.45 % ...of these trivial : 14
% 0.16/0.45 % ...subsumed : 10
% 0.16/0.45 % ...remaining for further processing : 58
% 0.16/0.45 % Other redundant clauses eliminated : 0
% 0.16/0.45 % Clauses deleted for lack of memory : 0
% 0.16/0.45 % Backward-subsumed : 0
% 0.16/0.45 % Backward-rewritten : 25
% 0.16/0.45 % Generated clauses : 884
% 0.16/0.45 % ...of the previous two non-redundant : 338
% 0.16/0.45 % ...aggressively subsumed : 0
% 0.16/0.45 % Contextual simplify-reflections : 0
% 0.16/0.45 % Paramodulations : 884
% 0.16/0.45 % Factorizations : 0
% 0.16/0.45 % NegExts : 0
% 0.16/0.45 % Equation resolutions : 0
% 0.16/0.45 % Disequality decompositions : 0
% 0.16/0.45 % Total rewrite steps : 1455
% 0.16/0.45 % ...of those cached : 1210
% 0.16/0.45 % Propositional unsat checks : 0
% 0.16/0.45 % Propositional check models : 0
% 0.16/0.45 % Propositional check unsatisfiable : 0
% 0.16/0.45 % Propositional clauses : 0
% 0.16/0.45 % Propositional clauses after purity: 0
% 0.16/0.45 % Propositional unsat core size : 0
% 0.16/0.45 % Propositional preprocessing time : 0.000
% 0.16/0.45 % Propositional encoding time : 0.000
% 0.16/0.45 % Propositional solver time : 0.000
% 0.16/0.45 % Success case prop preproc time : 0.000
% 0.16/0.45 % Success case prop encoding time : 0.000
% 0.16/0.45 % Success case prop solver time : 0.000
% 0.16/0.45 % Current number of processed clauses : 33
% 0.16/0.45 % Positive orientable unit clauses : 22
% 0.16/0.45 % Positive unorientable unit clauses: 0
% 0.16/0.45 % Negative unit clauses : 1
% 0.16/0.45 % Non-unit-clauses : 10
% 0.16/0.45 % Current number of unprocessed clauses: 223
% 0.16/0.45 % ...number of literals in the above : 287
% 0.16/0.45 % Current number of archived formulas : 0
% 0.16/0.45 % Current number of archived clauses : 25
% 0.16/0.45 % Clause-clause subsumption calls (NU) : 21
% 0.16/0.45 % Rec. Clause-clause subsumption calls : 21
% 0.16/0.45 % Non-unit clause-clause subsumptions : 10
% 0.16/0.45 % Unit Clause-clause subsumption calls : 4
% 0.16/0.45 % Rewrite failures with RHS unbound : 0
% 0.16/0.45 % BW rewrite match attempts : 84
% 0.16/0.45 % BW rewrite match successes : 22
% 0.16/0.45 % Condensation attempts : 0
% 0.16/0.45 % Condensation successes : 0
% 0.16/0.45 % Termbank termtop insertions : 9729
% 0.16/0.45 % Search garbage collected termcells : 13
% 0.16/0.45
% 0.16/0.45 % -------------------------------------------------
% 0.16/0.45 % User time : 0.006 s
% 0.16/0.45 % System time : 0.007 s
% 0.16/0.45 % Total time : 0.013 s
% 0.16/0.45 % Maximum resident set size: 3640 pages
% 0.16/0.45
% 0.16/0.45 % -------------------------------------------------
% 0.16/0.45 % User time : 0.007 s
% 0.16/0.45 % System time : 0.011 s
% 0.16/0.45 % Total time : 0.018 s
% 0.16/0.45 % Maximum resident set size: 4864 pages
% 0.16/0.45 % E exiting
%------------------------------------------------------------------------------