/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 01:47:16,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 01:47:16,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 01:47:16,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 01:47:16,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 01:47:16,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 01:47:16,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 01:47:16,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 01:47:16,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 01:47:16,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 01:47:16,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 01:47:16,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 01:47:16,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 01:47:16,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 01:47:16,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 01:47:16,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 01:47:16,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 01:47:16,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 01:47:16,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 01:47:16,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 01:47:16,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 01:47:16,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 01:47:16,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 01:47:16,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 01:47:16,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 01:47:16,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 01:47:16,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 01:47:16,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 01:47:16,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 01:47:16,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 01:47:16,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 01:47:16,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 01:47:16,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 01:47:16,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 01:47:16,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 01:47:16,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 01:47:16,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 01:47:16,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 01:47:16,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 01:47:16,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 01:47:16,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 01:47:16,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-28 01:47:16,914 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 01:47:16,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 01:47:16,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 01:47:16,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 01:47:16,916 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 01:47:16,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 01:47:16,917 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-28 01:47:16,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 01:47:16,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-28 01:47:16,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 01:47:16,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 01:47:16,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 01:47:16,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 01:47:16,920 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-28 01:47:16,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 01:47:16,920 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 01:47:16,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 01:47:16,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 01:47:16,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 01:47:16,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 01:47:16,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 01:47:16,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 01:47:16,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 01:47:16,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 01:47:16,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 01:47:16,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 01:47:16,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 01:47:16,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 01:47:16,923 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 01:47:16,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; [2020-08-28 01:47:17,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 01:47:17,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 01:47:17,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 01:47:17,404 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 01:47:17,404 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 01:47:17,405 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2020-08-28 01:47:17,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd47ecf8d/265ece0c29f74ee8b4c404c6224105c0/FLAGa797c1f1a [2020-08-28 01:47:18,492 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 01:47:18,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2020-08-28 01:47:18,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd47ecf8d/265ece0c29f74ee8b4c404c6224105c0/FLAGa797c1f1a [2020-08-28 01:47:18,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd47ecf8d/265ece0c29f74ee8b4c404c6224105c0 [2020-08-28 01:47:18,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 01:47:18,946 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 01:47:18,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 01:47:18,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 01:47:18,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 01:47:18,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 01:47:18" (1/1) ... [2020-08-28 01:47:18,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d20c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:47:18, skipping insertion in model container [2020-08-28 01:47:18,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 01:47:18" (1/1) ... [2020-08-28 01:47:18,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 01:47:19,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 01:47:22,763 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-08-28 01:47:22,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56905529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:47:22, skipping insertion in model container [2020-08-28 01:47:22,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 01:47:22,765 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-28 01:47:22,769 INFO L168 Benchmark]: Toolchain (without parser) took 3821.49 ms. Allocated memory was 137.4 MB in the beginning and 228.6 MB in the end (delta: 91.2 MB). Free memory was 88.9 MB in the beginning and 169.4 MB in the end (delta: -80.5 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2020-08-28 01:47:22,770 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-28 01:47:22,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3817.97 ms. Allocated memory was 137.4 MB in the beginning and 228.6 MB in the end (delta: 91.2 MB). Free memory was 88.4 MB in the beginning and 169.4 MB in the end (delta: -80.9 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2020-08-28 01:47:22,774 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3817.97 ms. Allocated memory was 137.4 MB in the beginning and 228.6 MB in the end (delta: 91.2 MB). Free memory was 88.4 MB in the beginning and 169.4 MB in the end (delta: -80.9 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4701]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...