java -ea -Xmx2000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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/Problem08_label21_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-107d8f3-m [2018-09-13 18:17:02,615 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 18:17:02,624 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 18:17:02,656 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 18:17:02,657 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 18:17:02,658 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 18:17:02,666 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 18:17:02,669 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 18:17:02,675 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 18:17:02,676 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 18:17:02,686 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 18:17:02,686 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 18:17:02,687 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-13 18:17:02,698 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 18:17:02,700 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-13 18:17:02,701 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 18:17:02,710 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 18:17:02,718 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 18:17:02,726 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 18:17:02,731 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 18:17:02,732 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 18:17:02,736 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 18:17:02,743 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-13 18:17:02,744 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-13 18:17:02,744 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-13 18:17:02,751 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-13 18:17:02,752 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-13 18:17:02,759 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-13 18:17:02,760 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-13 18:17:02,764 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-13 18:17:02,765 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-13 18:17:02,766 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-13 18:17:02,766 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-13 18:17:02,766 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-13 18:17:02,770 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 18:17:02,771 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 18:17:02,775 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 [2018-09-13 18:17:02,815 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 18:17:02,815 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 18:17:02,819 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-13 18:17:02,819 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-13 18:17:02,826 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 18:17:02,826 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 18:17:02,826 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 18:17:02,826 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 18:17:02,827 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-13 18:17:02,827 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 18:17:02,827 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-13 18:17:02,827 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 18:17:02,827 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-13 18:17:02,828 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 18:17:02,828 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-13 18:17:02,828 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-13 18:17:02,828 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-13 18:17:02,834 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-13 18:17:02,835 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 18:17:02,835 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 18:17:02,835 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 18:17:02,835 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 18:17:02,836 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 18:17:02,836 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 18:17:02,836 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 18:17:02,836 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-13 18:17:02,837 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 18:17:02,837 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 18:17:02,837 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 18:17:02,837 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-13 18:17:02,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 18:17:02,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-13 18:17:02,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-13 18:17:02,998 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 18:17:02,998 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 18:17:02,999 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label21_true-unreach-call.c [2018-09-13 18:17:03,663 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d64d3c5b/40f5d5c9d15a44928b97e37a70a6cecd/FLAGe14be073f [2018-09-13 18:17:09,629 INFO L277 CDTParser]: Found 1 translation units. [2018-09-13 18:17:09,630 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label21_true-unreach-call.c [2018-09-13 18:17:09,966 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d64d3c5b/40f5d5c9d15a44928b97e37a70a6cecd/FLAGe14be073f [2018-09-13 18:17:10,009 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d64d3c5b/40f5d5c9d15a44928b97e37a70a6cecd [2018-09-13 18:17:10,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 18:17:10,057 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 18:17:10,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 18:17:10,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 18:17:10,084 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 18:17:10,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:17:10" (1/1) ... [2018-09-13 18:17:10,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a05f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:17:10, skipping insertion in model container [2018-09-13 18:17:10,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:17:10" (1/1) ... [2018-09-13 18:17:15,791 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-13 18:17:38,549 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:17:38,590 INFO L423 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-13 18:17:57,808 INFO L170 PostProcessor]: Settings: Checked method=main Received shutdown request...