0.00/0.03 % Problem : theBenchmark.p : TPTP v0.0.0. Released v0.0.0. 0.00/0.04 % Command : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 180 THM 0.12/0.37 % Computer : n016.cluster.edu 0.12/0.37 % Model : x86_64 x86_64 0.12/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz 0.12/0.37 % Memory : 8046.5625MB 0.12/0.37 % OS : Linux 6.8.0-71-generic 0.12/0.37 % CPULimit : 1440 0.12/0.37 % WCLimit : 180 0.12/0.37 % DateTime : Mon Jul 27 10:16:52 UTC 2026 0.12/0.38 % CPUTime : 0.12/0.38 Running run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 180 THM 0.12/0.42 Running first-order theorem proving 0.12/0.42 Running: /export/starexec/sandbox2/solver/bin/eprover --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=180 /export/starexec/sandbox2/benchmark/theBenchmark.p 0.12/0.44 % Version: 3.5.1 0.12/0.44 % Preprocessing class: FSMSSMSSSSSNFFN. 0.12/0.44 % Scheduled 4 strats onto 8 cores with 180 seconds (1440 total) 0.12/0.44 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 900s (5) cores 0.12/0.44 % Starting new_bool_3 with 180s (1) cores 0.12/0.44 % Starting new_bool_1 with 180s (1) cores 0.12/0.44 % Starting sh5l with 180s (1) cores 0.12/0.44 % new_bool_3 with pid 1156295 completed with status 0 0.12/0.44 % Result found by new_bool_3 0.12/0.44 % Preprocessing class: FSMSSMSSSSSNFFN. 0.12/0.44 % Scheduled 4 strats onto 8 cores with 180 seconds (1440 total) 0.12/0.44 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 900s (5) cores 0.12/0.44 % Starting new_bool_3 with 180s (1) cores 0.12/0.44 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = GSinE(CountFormulas,hypos,1.5,,3,20000,1.0)) 0.12/0.44 % SinE strategy is GSinE(CountFormulas,hypos,1.5,,3,20000,1.0) 0.12/0.44 % Search class: FGUSS-FFSS21-MFFFFFNN 0.12/0.44 % partial match(1): FGUSS-FFSS21-SFFFFFNN 0.12/0.44 % Scheduled 5 strats onto 1 cores with 180 seconds (180 total) 0.12/0.44 % Starting SubtermCWHack with 19s (1) cores 0.12/0.44 % SubtermCWHack with pid 1156298 completed with status 0 0.12/0.44 % Result found by SubtermCWHack 0.12/0.44 % Preprocessing class: FSMSSMSSSSSNFFN. 0.12/0.44 % Scheduled 4 strats onto 8 cores with 180 seconds (1440 total) 0.12/0.44 % Starting G-E--_208_C18_F1_SE_CS_SOS_SP_PS_S5PRR_RG_S04AN with 900s (5) cores 0.12/0.44 % Starting new_bool_3 with 180s (1) cores 0.12/0.44 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = GSinE(CountFormulas,hypos,1.5,,3,20000,1.0)) 0.12/0.44 % SinE strategy is GSinE(CountFormulas,hypos,1.5,,3,20000,1.0) 0.12/0.44 % Search class: FGUSS-FFSS21-MFFFFFNN 0.12/0.44 % partial match(1): FGUSS-FFSS21-SFFFFFNN 0.12/0.44 % Scheduled 5 strats onto 1 cores with 180 seconds (180 total) 0.12/0.44 % Starting SubtermCWHack with 19s (1) cores 0.12/0.44 % Preprocessing time : 0.001 s 0.12/0.44 0.12/0.44 % Proof found! 0.12/0.44 % SZS status Theorem 0.12/0.44 % SZS output start CNFRefutation 0.12/0.44 fof(left_cancellation, conjecture, ![X4, X5, X7]:((X5=X7<=((unordered_pair(X4,X5)=unordered_pair(X4,X7)&member(X7,universal_class))&member(X5,universal_class)))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p', left_cancellation)). 0.12/0.44 fof(unordered_pair_defn, axiom, ![X1, X4, X5]:((member(X1,unordered_pair(X4,X5))<=>((X4=X1|X5=X1)&member(X1,universal_class)))), file('/export/starexec/sandbox2/benchmark/Axioms/SET005+0.ax', unordered_pair_defn)). 0.12/0.44 fof(c_0_2, negated_conjecture, ~(![X4, X5, X7]:((X5=X7<=((unordered_pair(X4,X5)=unordered_pair(X4,X7)&member(X7,universal_class))&member(X5,universal_class))))), inference(assume_negation,[status(cth)],[left_cancellation])). 0.12/0.44 fof(c_0_3, plain, ![X18, X19, X20]:((((X19=X18|X20=X18|~member(X18,unordered_pair(X19,X20)))&(member(X18,universal_class)|~member(X18,unordered_pair(X19,X20))))&((X19!=X18|~member(X18,universal_class)|member(X18,unordered_pair(X19,X20)))&(X20!=X18|~member(X18,universal_class)|member(X18,unordered_pair(X19,X20)))))), inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[unordered_pair_defn])])])])). 0.12/0.44 fof(c_0_4, negated_conjecture, ~(![X4, X5, X7]:((((unordered_pair(X4,X5)=unordered_pair(X4,X7)&member(X7,universal_class))&member(X5,universal_class))=>X5=X7))), inference(fof_simplification,[status(thm)],[c_0_2])). 0.12/0.44 cnf(c_0_5, plain, (member(X2,unordered_pair(X3,X1))|X1!=X2|~member(X2,universal_class)), inference(split_conjunct,[status(thm)],[c_0_3])). 0.12/0.44 fof(c_0_6, negated_conjecture, (((unordered_pair(esk1_0,esk2_0)=unordered_pair(esk1_0,esk3_0)&member(esk3_0,universal_class))&member(esk2_0,universal_class))&esk2_0!=esk3_0), inference(fof_nnf,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_4])])])])). 0.12/0.44 cnf(c_0_7, plain, (member(X1,unordered_pair(X2,X1))|~member(X1,universal_class)), inference(er,[status(thm)],[c_0_5])). 0.12/0.44 cnf(c_0_8, negated_conjecture, (unordered_pair(esk1_0,esk2_0)=unordered_pair(esk1_0,esk3_0)), inference(split_conjunct,[status(thm)],[c_0_6])). 0.12/0.44 cnf(c_0_9, negated_conjecture, (member(esk3_0,universal_class)), inference(split_conjunct,[status(thm)],[c_0_6])). 0.12/0.44 cnf(c_0_10, plain, (X1=X2|X3=X2|~member(X2,unordered_pair(X1,X3))), inference(split_conjunct,[status(thm)],[c_0_3])). 0.12/0.44 cnf(c_0_11, negated_conjecture, (member(esk3_0,unordered_pair(esk1_0,esk2_0))), inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7, c_0_8]), c_0_9])])). 0.12/0.44 cnf(c_0_12, negated_conjecture, (esk2_0!=esk3_0), inference(split_conjunct,[status(thm)],[c_0_6])). 0.12/0.44 cnf(c_0_13, negated_conjecture, (esk1_0=esk3_0), inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_10, c_0_11]), c_0_12])). 0.12/0.44 cnf(c_0_14, negated_conjecture, (unordered_pair(esk3_0,esk3_0)=unordered_pair(esk3_0,esk2_0)), inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_8, c_0_13]), c_0_13])). 0.12/0.44 cnf(c_0_15, negated_conjecture, (esk3_0=X1|~member(X1,unordered_pair(esk3_0,esk2_0))), inference(spm,[status(thm)],[c_0_10, c_0_14])). 0.12/0.44 cnf(c_0_16, negated_conjecture, (member(esk2_0,universal_class)), inference(split_conjunct,[status(thm)],[c_0_6])). 0.12/0.44 cnf(c_0_17, negated_conjecture, ($false), inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_15, c_0_7]), c_0_16])]), c_0_12]), ['proof']). 0.12/0.44 % SZS output end CNFRefutation 0.12/0.44 % Parsed axioms : 44 0.12/0.44 % Removed by relevancy pruning/SinE : 38 0.12/0.44 % Initial clauses : 14 0.12/0.44 % Removed in clause preprocessing : 0 0.12/0.44 % Initial clauses in saturation : 14 0.12/0.44 % Processed clauses : 29 0.12/0.44 % ...of these trivial : 0 0.12/0.44 % ...subsumed : 5 0.12/0.44 % ...remaining for further processing : 24 0.12/0.44 % Other redundant clauses eliminated : 2 0.12/0.44 % Clauses deleted for lack of memory : 0 0.12/0.44 % Backward-subsumed : 0 0.12/0.44 % Backward-rewritten : 1 0.12/0.44 % Generated clauses : 31 0.12/0.44 % ...of the previous two non-redundant : 21 0.12/0.44 % ...aggressively subsumed : 0 0.12/0.44 % Contextual simplify-reflections : 0 0.12/0.44 % Paramodulations : 29 0.12/0.44 % Factorizations : 0 0.12/0.44 % NegExts : 0 0.12/0.44 % Equation resolutions : 2 0.12/0.44 % Disequality decompositions : 0 0.12/0.44 % Total rewrite steps : 13 0.12/0.44 % ...of those cached : 6 0.12/0.44 % Propositional unsat checks : 0 0.12/0.44 % Propositional check models : 0 0.12/0.44 % Propositional check unsatisfiable : 0 0.12/0.44 % Propositional clauses : 0 0.12/0.44 % Propositional clauses after purity: 0 0.12/0.44 % Propositional unsat core size : 0 0.12/0.44 % Propositional preprocessing time : 0.000 0.12/0.44 % Propositional encoding time : 0.000 0.12/0.44 % Propositional solver time : 0.000 0.12/0.44 % Success case prop preproc time : 0.000 0.12/0.44 % Success case prop encoding time : 0.000 0.12/0.44 % Success case prop solver time : 0.000 0.12/0.44 % Current number of processed clauses : 21 0.12/0.44 % Positive orientable unit clauses : 8 0.12/0.44 % Positive unorientable unit clauses: 1 0.12/0.44 % Negative unit clauses : 1 0.12/0.44 % Non-unit-clauses : 11 0.12/0.44 % Current number of unprocessed clauses: 5 0.12/0.44 % ...number of literals in the above : 11 0.12/0.44 % Current number of archived formulas : 0 0.12/0.44 % Current number of archived clauses : 1 0.12/0.44 % Clause-clause subsumption calls (NU) : 27 0.12/0.44 % Rec. Clause-clause subsumption calls : 27 0.12/0.44 % Non-unit clause-clause subsumptions : 5 0.12/0.44 % Unit Clause-clause subsumption calls : 0 0.12/0.44 % Rewrite failures with RHS unbound : 0 0.12/0.44 % BW rewrite match attempts : 2 0.12/0.44 % BW rewrite match successes : 1 0.12/0.44 % Condensation attempts : 0 0.12/0.44 % Condensation successes : 0 0.12/0.44 % Termbank termtop insertions : 1403 0.12/0.44 % Search garbage collected termcells : 428 0.12/0.44 0.12/0.44 % ------------------------------------------------- 0.12/0.44 % User time : 0.002 s 0.12/0.44 % System time : 0.003 s 0.12/0.44 % Total time : 0.005 s 0.12/0.44 % Maximum resident set size: 3692 pages 0.12/0.44 0.12/0.44 % ------------------------------------------------- 0.12/0.44 % User time : 0.003 s 0.12/0.44 % System time : 0.009 s 0.12/0.44 % Total time : 0.012 s 0.12/0.44 % Maximum resident set size: 4608 pages 0.12/0.44 % E exiting 0.12/0.45 EOF