java -ea -Xmx2000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data /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 0.1.23-3204b74 [2018-09-13 15:14:52,223 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 15:14:52,228 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 15:14:52,263 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 15:14:52,264 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 15:14:52,267 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 15:14:52,268 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 15:14:52,274 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 15:14:52,276 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 15:14:52,286 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 15:14:52,290 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 15:14:52,290 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 15:14:52,291 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 15:14:52,292 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 15:14:52,293 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 15:14:52,301 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 15:14:52,306 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 15:14:52,313 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 15:14:52,314 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 15:14:52,317 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 15:14:52,321 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-13 15:14:52,322 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-13 15:14:52,322 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-13 15:14:52,323 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-13 15:14:52,331 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-13 15:14:52,333 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-13 15:14:52,333 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-13 15:14:52,334 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-09-13 15:14:52,334 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-13 15:14:52,334 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 15:14:52,335 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 15:14:52,335 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 15:14:52,361 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 15:14:52,361 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 15:14:52,368 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-13 15:14:52,368 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-13 15:14:52,369 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 15:14:52,369 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 15:14:52,369 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 15:14:52,369 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 15:14:52,369 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-13 15:14:52,369 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 15:14:52,369 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-13 15:14:52,369 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 15:14:52,370 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-13 15:14:52,370 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 15:14:52,370 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-13 15:14:52,370 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-13 15:14:52,370 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-13 15:14:52,370 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-13 15:14:52,370 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 15:14:52,371 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 15:14:52,371 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 15:14:52,371 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 15:14:52,371 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 15:14:52,371 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 15:14:52,371 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 15:14:52,371 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-13 15:14:52,376 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 15:14:52,376 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 15:14:52,376 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 15:14:52,376 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-13 15:14:52,464 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 15:14:52,486 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-09-13 15:14:52,495 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-09-13 15:14:52,497 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 15:14:52,499 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 15:14:52,499 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label21_true-unreach-call.c [2018-09-13 15:14:55,645 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 15:14:55,651 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 15:14:55,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 15:14:55,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 15:14:55,665 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 15:14:55,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:14:55" (1/1) ... [2018-09-13 15:14:55,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47b1a360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:14:55, skipping insertion in model container [2018-09-13 15:14:55,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:14:55" (1/1) ... [2018-09-13 15:14:55,716 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 15:14:58,672 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 15:15:05,847 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 15:15:11,840 INFO L450 PostProcessor]: Settings: Checked method=main