/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/callfpointer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 15:05:28,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 15:05:28,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 15:05:28,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 15:05:28,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 15:05:28,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 15:05:28,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 15:05:28,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 15:05:28,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 15:05:28,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 15:05:28,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 15:05:28,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 15:05:28,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 15:05:28,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 15:05:28,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 15:05:28,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 15:05:28,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 15:05:28,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 15:05:28,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 15:05:28,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 15:05:28,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 15:05:28,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 15:05:28,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 15:05:28,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 15:05:28,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 15:05:28,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 15:05:28,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 15:05:28,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 15:05:28,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 15:05:28,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 15:05:28,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 15:05:28,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 15:05:28,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 15:05:28,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 15:05:28,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 15:05:28,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 15:05:28,820 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-10 15:05:28,845 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 15:05:28,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 15:05:28,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 15:05:28,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 15:05:28,848 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 15:05:28,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 15:05:28,848 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 15:05:28,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 15:05:28,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 15:05:28,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 15:05:28,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 15:05:28,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 15:05:28,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 15:05:28,851 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 15:05:28,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 15:05:28,851 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 15:05:28,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 15:05:28,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 15:05:28,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 15:05:28,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 15:05:28,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 15:05:28,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 15:05:28,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 15:05:28,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 15:05:28,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 15:05:28,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 15:05:28,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 15:05:28,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 15:05:28,854 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 15:05:28,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 15:05:29,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 15:05:29,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 15:05:29,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 15:05:29,198 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 15:05:29,198 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 15:05:29,199 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/callfpointer.i [2020-07-10 15:05:29,270 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acf7e12fd/6c2f52d7b74e4d218ea15387b827ea6d/FLAG2a9f4e6ab [2020-07-10 15:05:29,754 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 15:05:29,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/callfpointer.i [2020-07-10 15:05:29,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acf7e12fd/6c2f52d7b74e4d218ea15387b827ea6d/FLAG2a9f4e6ab [2020-07-10 15:05:30,192 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acf7e12fd/6c2f52d7b74e4d218ea15387b827ea6d [2020-07-10 15:05:30,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 15:05:30,203 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 15:05:30,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 15:05:30,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 15:05:30,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 15:05:30,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 03:05:30" (1/1) ... [2020-07-10 15:05:30,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47256a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30, skipping insertion in model container [2020-07-10 15:05:30,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 03:05:30" (1/1) ... [2020-07-10 15:05:30,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 15:05:30,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 15:05:30,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 15:05:30,408 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 15:05:30,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 15:05:30,438 INFO L208 MainTranslator]: Completed translation [2020-07-10 15:05:30,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30 WrapperNode [2020-07-10 15:05:30,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 15:05:30,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 15:05:30,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 15:05:30,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 15:05:30,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30" (1/1) ... [2020-07-10 15:05:30,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30" (1/1) ... [2020-07-10 15:05:30,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30" (1/1) ... [2020-07-10 15:05:30,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30" (1/1) ... [2020-07-10 15:05:30,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30" (1/1) ... [2020-07-10 15:05:30,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30" (1/1) ... [2020-07-10 15:05:30,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30" (1/1) ... [2020-07-10 15:05:30,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 15:05:30,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 15:05:30,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 15:05:30,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 15:05:30,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 15:05:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 15:05:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 15:05:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-07-10 15:05:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-07-10 15:05:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure h [2020-07-10 15:05:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 15:05:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 15:05:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-07-10 15:05:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-07-10 15:05:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure h [2020-07-10 15:05:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 15:05:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 15:05:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 15:05:30,860 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 15:05:30,861 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-10 15:05:30,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:05:30 BoogieIcfgContainer [2020-07-10 15:05:30,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 15:05:30,877 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 15:05:30,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 15:05:30,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 15:05:30,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 03:05:30" (1/3) ... [2020-07-10 15:05:30,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13ff4175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:05:30, skipping insertion in model container [2020-07-10 15:05:30,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:05:30" (2/3) ... [2020-07-10 15:05:30,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13ff4175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:05:30, skipping insertion in model container [2020-07-10 15:05:30,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:05:30" (3/3) ... [2020-07-10 15:05:30,900 INFO L109 eAbstractionObserver]: Analyzing ICFG callfpointer.i [2020-07-10 15:05:30,928 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 15:05:30,936 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 15:05:30,947 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 15:05:30,970 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 15:05:30,971 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 15:05:30,971 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 15:05:30,971 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 15:05:30,971 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 15:05:30,971 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 15:05:30,971 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 15:05:30,971 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 15:05:30,988 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-10 15:05:30,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-07-10 15:05:30,994 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:05:30,995 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 15:05:30,995 INFO L427 AbstractCegarLoop]: === Iteration 1 === [hErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:05:31,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:05:31,002 INFO L82 PathProgramCache]: Analyzing trace with hash 1027422766, now seen corresponding path program 1 times [2020-07-10 15:05:31,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:05:31,012 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459855216] [2020-07-10 15:05:31,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:05:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 15:05:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 15:05:31,143 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 15:05:31,144 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 15:05:31,144 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 15:05:31,165 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 15:05:31,165 WARN L170 areAnnotationChecker]: fENTRY has no Hoare annotation [2020-07-10 15:05:31,165 WARN L170 areAnnotationChecker]: hENTRY has no Hoare annotation [2020-07-10 15:05:31,166 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 15:05:31,166 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 15:05:31,166 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 15:05:31,166 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 15:05:31,166 WARN L170 areAnnotationChecker]: ##fun~int~TO~VOIDENTRY has no Hoare annotation [2020-07-10 15:05:31,166 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 15:05:31,167 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-10 15:05:31,167 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-10 15:05:31,167 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-10 15:05:31,167 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-10 15:05:31,167 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 15:05:31,167 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 15:05:31,168 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-10 15:05:31,168 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 15:05:31,168 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 15:05:31,168 WARN L170 areAnnotationChecker]: fFINAL has no Hoare annotation [2020-07-10 15:05:31,169 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-10 15:05:31,169 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-10 15:05:31,169 WARN L170 areAnnotationChecker]: L13-2 has no Hoare annotation [2020-07-10 15:05:31,169 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 15:05:31,170 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 15:05:31,170 WARN L170 areAnnotationChecker]: ##fun~int~TO~VOIDFINAL has no Hoare annotation [2020-07-10 15:05:31,170 WARN L170 areAnnotationChecker]: fEXIT has no Hoare annotation [2020-07-10 15:05:31,170 WARN L170 areAnnotationChecker]: hEXIT has no Hoare annotation [2020-07-10 15:05:31,170 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 15:05:31,170 WARN L170 areAnnotationChecker]: ##fun~int~TO~VOIDEXIT has no Hoare annotation [2020-07-10 15:05:31,171 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 15:05:31,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 03:05:31 BoogieIcfgContainer [2020-07-10 15:05:31,174 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 15:05:31,178 INFO L168 Benchmark]: Toolchain (without parser) took 974.12 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 104.2 MB in the beginning and 152.6 MB in the end (delta: -48.4 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2020-07-10 15:05:31,179 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-10 15:05:31,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.23 ms. Allocated memory is still 140.0 MB. Free memory was 103.8 MB in the beginning and 94.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2020-07-10 15:05:31,182 INFO L168 Benchmark]: Boogie Preprocessor took 114.89 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 94.7 MB in the beginning and 182.4 MB in the end (delta: -87.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2020-07-10 15:05:31,183 INFO L168 Benchmark]: RCFGBuilder took 311.72 ms. Allocated memory is still 203.4 MB. Free memory was 182.4 MB in the beginning and 168.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2020-07-10 15:05:31,184 INFO L168 Benchmark]: TraceAbstraction took 297.96 ms. Allocated memory is still 203.4 MB. Free memory was 167.3 MB in the beginning and 152.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2020-07-10 15:05:31,188 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 235.23 ms. Allocated memory is still 140.0 MB. Free memory was 103.8 MB in the beginning and 94.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.89 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 94.7 MB in the beginning and 182.4 MB in the end (delta: -87.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 311.72 ms. Allocated memory is still 203.4 MB. Free memory was 182.4 MB in the beginning and 168.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 297.96 ms. Allocated memory is still 203.4 MB. Free memory was 167.3 MB in the beginning and 152.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 14]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L20] CALL f(h) VAL [g={-1:0}] [L9] CALL g(1) [L13] COND TRUE i==1 VAL [\old(i)=1, i=1] [L14] __VERIFIER_error() VAL [\old(i)=1, i=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...