/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.5 --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_change_pc8736x_gpio_get.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 06:32:04,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 06:32:04,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 06:32:04,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 06:32:04,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 06:32:04,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 06:32:04,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 06:32:04,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 06:32:04,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 06:32:04,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 06:32:04,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 06:32:04,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 06:32:04,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 06:32:04,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 06:32:04,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 06:32:04,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 06:32:04,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 06:32:04,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 06:32:04,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 06:32:04,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 06:32:04,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 06:32:04,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 06:32:04,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 06:32:04,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 06:32:04,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 06:32:04,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 06:32:04,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 06:32:04,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 06:32:04,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 06:32:04,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 06:32:04,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 06:32:04,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 06:32:04,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 06:32:04,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 06:32:04,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 06:32:04,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 06:32:04,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 06:32:04,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 06:32:04,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 06:32:04,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 06:32:04,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 06:32:04,896 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 06:32:04,923 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 06:32:04,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 06:32:04,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 06:32:04,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 06:32:04,926 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 06:32:04,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 06:32:04,926 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-28 06:32:04,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 06:32:04,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-28 06:32:04,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 06:32:04,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 06:32:04,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 06:32:04,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 06:32:04,928 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-28 06:32:04,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 06:32:04,928 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 06:32:04,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 06:32:04,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 06:32:04,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 06:32:04,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 06:32:04,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 06:32:04,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 06:32:04,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 06:32:04,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 06:32:04,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 06:32:04,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 06:32:04,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 06:32:04,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 06:32:04,931 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 06:32:04,931 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=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; [2020-08-28 06:32:05,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 06:32:05,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 06:32:05,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 06:32:05,463 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 06:32:05,465 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 06:32:05,466 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2020-08-28 06:32:05,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/54001d1d7/6fc45da72ed74fc89eb540dc3c17b116/FLAG4eb3098f3 [2020-08-28 06:32:06,501 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 06:32:06,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2020-08-28 06:32:06,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/54001d1d7/6fc45da72ed74fc89eb540dc3c17b116/FLAG4eb3098f3 [2020-08-28 06:32:06,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/54001d1d7/6fc45da72ed74fc89eb540dc3c17b116 [2020-08-28 06:32:06,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 06:32:06,957 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 06:32:06,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 06:32:06,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 06:32:06,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 06:32:06,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 06:32:06" (1/1) ... [2020-08-28 06:32:06,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7035d330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:32:06, skipping insertion in model container [2020-08-28 06:32:06,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 06:32:06" (1/1) ... [2020-08-28 06:32:06,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 06:32:07,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 06:32:11,245 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-08-28 06:32:11,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43f43ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:32:11, skipping insertion in model container [2020-08-28 06:32:11,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 06:32:11,247 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-28 06:32:11,251 INFO L168 Benchmark]: Toolchain (without parser) took 4292.58 ms. Allocated memory was 138.9 MB in the beginning and 233.8 MB in the end (delta: 94.9 MB). Free memory was 90.8 MB in the beginning and 174.3 MB in the end (delta: -83.5 MB). Peak memory consumption was 41.3 MB. Max. memory is 7.1 GB. [2020-08-28 06:32:11,252 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-28 06:32:11,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4288.43 ms. Allocated memory was 138.9 MB in the beginning and 233.8 MB in the end (delta: 94.9 MB). Free memory was 90.6 MB in the beginning and 175.3 MB in the end (delta: -84.7 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. [2020-08-28 06:32:11,256 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4288.43 ms. Allocated memory was 138.9 MB in the beginning and 233.8 MB in the end (delta: 94.9 MB). Free memory was 90.6 MB in the beginning and 175.3 MB in the end (delta: -84.7 MB). Peak memory consumption was 41.1 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...