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_label26_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-19 18:07:57,106 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-19 18:07:57,112 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-19 18:07:57,136 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-19 18:07:57,136 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-19 18:07:57,141 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-19 18:07:57,142 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-19 18:07:57,144 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-19 18:07:57,145 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-19 18:07:57,151 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-19 18:07:57,152 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-19 18:07:57,152 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-19 18:07:57,155 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-19 18:07:57,157 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-19 18:07:57,158 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-19 18:07:57,158 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-19 18:07:57,159 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-19 18:07:57,166 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-19 18:07:57,180 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-19 18:07:57,182 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-19 18:07:57,186 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-19 18:07:57,186 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-19 18:07:57,192 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-19 18:07:57,193 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-19 18:07:57,193 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-19 18:07:57,197 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-19 18:07:57,197 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-19 18:07:57,198 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-19 18:07:57,199 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-19 18:07:57,200 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-19 18:07:57,200 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-19 18:07:57,200 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-19 18:07:57,201 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-19 18:07:57,201 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-19 18:07:57,206 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-19 18:07:57,207 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-19 18:07:57,207 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 18:07:57,244 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-19 18:07:57,244 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-19 18:07:57,245 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-19 18:07:57,245 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-19 18:07:57,246 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-19 18:07:57,246 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-19 18:07:57,246 INFO L133 SettingsManager]: * Use SBE=true [2018-07-19 18:07:57,251 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-19 18:07:57,252 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-19 18:07:57,252 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-19 18:07:57,252 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-19 18:07:57,252 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-19 18:07:57,252 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-19 18:07:57,252 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-19 18:07:57,252 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-19 18:07:57,253 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-19 18:07:57,253 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-19 18:07:57,253 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-19 18:07:57,253 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-19 18:07:57,253 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-19 18:07:57,253 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-19 18:07:57,253 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-19 18:07:57,254 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-19 18:07:57,254 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-19 18:07:57,254 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-19 18:07:57,254 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-19 18:07:57,254 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-19 18:07:57,257 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-19 18:07:57,258 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-19 18:07:57,258 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-19 18:07:57,258 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-19 18:07:57,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-19 18:07:57,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-19 18:07:57,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-19 18:07:57,384 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-19 18:07:57,386 INFO L276 PluginConnector]: CDTParser initialized [2018-07-19 18:07:57,387 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label26_true-unreach-call.c [2018-07-19 18:07:57,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3edd48dd0/06e8015d500f4d9db8887f6f617a3c77/FLAG3e02ff812 [2018-07-19 18:08:00,790 INFO L276 CDTParser]: Found 1 translation units. [2018-07-19 18:08:00,791 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label26_true-unreach-call.c [2018-07-19 18:08:01,034 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3edd48dd0/06e8015d500f4d9db8887f6f617a3c77/FLAG3e02ff812 [2018-07-19 18:08:01,065 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3edd48dd0/06e8015d500f4d9db8887f6f617a3c77 [2018-07-19 18:08:01,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-19 18:08:01,079 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-19 18:08:01,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-19 18:08:01,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-19 18:08:01,093 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-19 18:08:01,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:01" (1/1) ... [2018-07-19 18:08:01,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a59828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:08:01, skipping insertion in model container [2018-07-19 18:08:01,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:01" (1/1) ... [2018-07-19 18:08:03,443 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode Received shutdown request... [2018-07-19 18:08:13,546 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-19 18:08:13,574 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode Cannot interrupt operation gracefully because timeout expired. Forcing shutdown