java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label23_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-19 18:03:58,433 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-19 18:03:58,441 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-19 18:03:58,474 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-19 18:03:58,474 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-19 18:03:58,477 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-19 18:03:58,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-19 18:03:58,485 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-19 18:03:58,491 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-19 18:03:58,492 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-19 18:03:58,505 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-19 18:03:58,506 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-19 18:03:58,511 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-19 18:03:58,513 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-19 18:03:58,519 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-19 18:03:58,520 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-19 18:03:58,523 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-19 18:03:58,525 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-19 18:03:58,534 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-19 18:03:58,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-19 18:03:58,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-19 18:03:58,551 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-19 18:03:58,555 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-19 18:03:58,560 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-19 18:03:58,561 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-19 18:03:58,562 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-19 18:03:58,563 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-19 18:03:58,566 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-19 18:03:58,567 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-19 18:03:58,571 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-19 18:03:58,572 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-19 18:03:58,575 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-19 18:03:58,576 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-19 18:03:58,576 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-19 18:03:58,579 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-19 18:03:58,580 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-19 18:03:58,580 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-07-19 18:03:58,632 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-19 18:03:58,632 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-19 18:03:58,633 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-19 18:03:58,636 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-19 18:03:58,637 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-19 18:03:58,637 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-19 18:03:58,637 INFO L133 SettingsManager]: * Use SBE=true [2018-07-19 18:03:58,637 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-19 18:03:58,638 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-19 18:03:58,638 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-19 18:03:58,638 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-19 18:03:58,643 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-19 18:03:58,644 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-19 18:03:58,644 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-19 18:03:58,644 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-19 18:03:58,644 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-19 18:03:58,644 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-19 18:03:58,645 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-19 18:03:58,645 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-19 18:03:58,645 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-19 18:03:58,645 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-19 18:03:58,645 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-19 18:03:58,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-19 18:03:58,646 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-19 18:03:58,646 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-19 18:03:58,649 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-19 18:03:58,650 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-19 18:03:58,650 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-19 18:03:58,650 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-19 18:03:58,650 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-19 18:03:58,650 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-19 18:03:58,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-19 18:03:58,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-19 18:03:58,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-19 18:03:58,826 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-19 18:03:58,826 INFO L276 PluginConnector]: CDTParser initialized [2018-07-19 18:03:58,827 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label23_false-unreach-call.c [2018-07-19 18:03:59,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bd8c9af/acecf76328644561a848614f715a0789/FLAGee8c17699 [2018-07-19 18:04:03,820 INFO L276 CDTParser]: Found 1 translation units. [2018-07-19 18:04:03,821 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label23_false-unreach-call.c [2018-07-19 18:04:04,105 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bd8c9af/acecf76328644561a848614f715a0789/FLAGee8c17699 [2018-07-19 18:04:04,136 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bd8c9af/acecf76328644561a848614f715a0789 [2018-07-19 18:04:04,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-19 18:04:04,152 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-19 18:04:04,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-19 18:04:04,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-19 18:04:04,168 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-19 18:04:04,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:04:04" (1/1) ... [2018-07-19 18:04:04,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@104bcdf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:04:04, skipping insertion in model container [2018-07-19 18:04:04,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:04:04" (1/1) ... [2018-07-19 18:04:07,561 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown