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_label42_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-502d2f4 [2018-10-12 19:46:06,874 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-12 19:46:06,881 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-12 19:46:06,911 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-12 19:46:06,912 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-12 19:46:06,918 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-12 19:46:06,923 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-12 19:46:06,926 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-12 19:46:06,934 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-12 19:46:06,935 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-12 19:46:06,937 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-12 19:46:06,938 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-12 19:46:06,942 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-12 19:46:06,943 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-12 19:46:06,954 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-12 19:46:06,955 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-12 19:46:06,958 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-12 19:46:06,959 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-12 19:46:06,970 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-12 19:46:06,975 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-12 19:46:06,976 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-12 19:46:06,980 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-12 19:46:06,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-12 19:46:07,002 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-12 19:46:07,002 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-12 19:46:07,006 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-12 19:46:07,006 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-12 19:46:07,010 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 [2018-10-12 19:46:07,056 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-12 19:46:07,056 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-12 19:46:07,060 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-12 19:46:07,061 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-12 19:46:07,066 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-12 19:46:07,066 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-12 19:46:07,066 INFO L133 SettingsManager]: * Use SBE=true [2018-10-12 19:46:07,067 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-12 19:46:07,067 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-12 19:46:07,067 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-12 19:46:07,067 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-12 19:46:07,067 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-12 19:46:07,073 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-12 19:46:07,073 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-12 19:46:07,073 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-12 19:46:07,073 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-12 19:46:07,074 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-12 19:46:07,074 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-12 19:46:07,074 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-12 19:46:07,074 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-12 19:46:07,074 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-12 19:46:07,075 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-12 19:46:07,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-12 19:46:07,076 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-12 19:46:07,077 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-12 19:46:07,077 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-12 19:46:07,078 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-12 19:46:07,078 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-12 19:46:07,078 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-12 19:46:07,078 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-12 19:46:07,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-12 19:46:07,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-12 19:46:07,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-12 19:46:07,241 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-12 19:46:07,241 INFO L276 PluginConnector]: CDTParser initialized [2018-10-12 19:46:07,242 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label42_true-unreach-call.c [2018-10-12 19:46:07,372 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4da44d4a8/9410e8595496421e8bc7ffb79b0607c7/FLAG22cb36778 [2018-10-12 19:46:13,048 INFO L298 CDTParser]: Found 1 translation units. [2018-10-12 19:46:13,049 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label42_true-unreach-call.c [2018-10-12 19:46:13,311 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4da44d4a8/9410e8595496421e8bc7ffb79b0607c7/FLAG22cb36778 [2018-10-12 19:46:13,333 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4da44d4a8/9410e8595496421e8bc7ffb79b0607c7 [2018-10-12 19:46:13,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-12 19:46:13,347 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-12 19:46:13,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-12 19:46:13,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-12 19:46:13,362 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-12 19:46:13,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 07:46:13" (1/1) ... [2018-10-12 19:46:13,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691bfce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:46:13, skipping insertion in model container [2018-10-12 19:46:13,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 07:46:13" (1/1) ... [2018-10-12 19:46:13,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-12 19:46:16,622 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-12 19:46:57,181 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-12 19:46:57,199 INFO L189 MainTranslator]: Completed pre-run Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown