java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/repos/svcomp/c/forester-heap/ChcSmtPrinter_dll-sorted_true-unreach-call_true-valid-memsafety.i.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13656f4 [2019-03-17 17:01:25,186 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 17:01:25,188 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 17:01:25,200 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 17:01:25,200 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 17:01:25,201 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 17:01:25,202 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 17:01:25,204 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 17:01:25,206 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 17:01:25,207 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 17:01:25,208 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 17:01:25,208 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 17:01:25,209 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 17:01:25,210 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 17:01:25,211 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 17:01:25,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 17:01:25,213 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 17:01:25,215 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 17:01:25,217 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 17:01:25,219 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 17:01:25,220 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 17:01:25,222 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 17:01:25,224 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 17:01:25,224 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 17:01:25,225 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 17:01:25,226 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 17:01:25,226 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 17:01:25,227 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 17:01:25,227 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 17:01:25,228 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 17:01:25,229 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 17:01:25,230 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 17:01:25,231 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 17:01:25,231 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 17:01:25,232 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 17:01:25,232 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 17:01:25,232 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 17:01:25,234 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 17:01:25,234 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 17:01:25,235 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2019-03-17 17:01:25,250 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 17:01:25,250 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 17:01:25,250 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-03-17 17:01:25,251 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2019-03-17 17:01:25,252 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 17:01:25,252 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 17:01:25,252 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2019-03-17 17:01:25,252 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 17:01:25,252 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2019-03-17 17:01:25,253 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2019-03-17 17:01:25,253 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 17:01:25,253 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 17:01:25,253 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 17:01:25,253 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 17:01:25,254 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 17:01:25,254 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 17:01:25,254 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 17:01:25,254 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 17:01:25,254 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 17:01:25,255 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 17:01:25,255 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 17:01:25,255 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2019-03-17 17:01:25,257 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2019-03-17 17:01:25,257 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2019-03-17 17:01:25,285 INFO ]: Repository-Root is: /tmp [2019-03-17 17:01:25,297 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 17:01:25,300 INFO ]: [Toolchain 1]: Toolchain selected. [2019-03-17 17:01:25,302 INFO ]: Initializing SmtParser... [2019-03-17 17:01:25,302 INFO ]: SmtParser initialized [2019-03-17 17:01:25,303 INFO ]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/forester-heap/ChcSmtPrinter_dll-sorted_true-unreach-call_true-valid-memsafety.i.smt2 [2019-03-17 17:01:25,368 INFO ]: Parsing .smt2 file as a set of Horn Clauses Unexpected Exception: java.lang.NullPointerException [2019-03-17 17:01:25,524 INFO ]: Failed while executing SMT file /storage/repos/svcomp/c/forester-heap/ChcSmtPrinter_dll-sorted_true-unreach-call_true-valid-memsafety.i.smt2 [2019-03-17 17:01:25,524 INFO ]: SMTLIBException java.lang.NullPointerException (error "java.lang.NullPointerException") Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown