/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 --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.1 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 10:48:32,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 10:48:32,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 10:48:32,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 10:48:32,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 10:48:32,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 10:48:32,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 10:48:32,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 10:48:32,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 10:48:32,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 10:48:32,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 10:48:32,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 10:48:32,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 10:48:32,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 10:48:32,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 10:48:32,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 10:48:32,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 10:48:32,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 10:48:32,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 10:48:32,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 10:48:32,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 10:48:32,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 10:48:32,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 10:48:32,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 10:48:32,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 10:48:32,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 10:48:32,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 10:48:32,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 10:48:32,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 10:48:32,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 10:48:32,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 10:48:32,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 10:48:32,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 10:48:32,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 10:48:32,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 10:48:32,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 10:48:32,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 10:48:32,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 10:48:32,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 10:48:32,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 10:48:32,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 10:48:32,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-25 10:48:32,246 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 10:48:32,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 10:48:32,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 10:48:32,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 10:48:32,248 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 10:48:32,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 10:48:32,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 10:48:32,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 10:48:32,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 10:48:32,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 10:48:32,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 10:48:32,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 10:48:32,250 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 10:48:32,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 10:48:32,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 10:48:32,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 10:48:32,251 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 10:48:32,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 10:48:32,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 10:48:32,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 10:48:32,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 10:48:32,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 10:48:32,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 10:48:32,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 10:48:32,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 10:48:32,253 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 10:48:32,253 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 10:48:32,253 INFO L138 SettingsManager]: * To the following directory=dump/ 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.rcfgbuilder: Size of a code block -> SingleStatement 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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; [2020-09-25 10:48:32,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 10:48:32,767 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 10:48:32,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 10:48:32,773 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 10:48:32,774 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 10:48:32,775 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-09-25 10:48:32,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d9af71fa9/35b780b7c1654cf98497b2e758cd01bb/FLAG716b57b55 [2020-09-25 10:48:33,827 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 10:48:33,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-09-25 10:48:33,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d9af71fa9/35b780b7c1654cf98497b2e758cd01bb/FLAG716b57b55 [2020-09-25 10:48:34,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d9af71fa9/35b780b7c1654cf98497b2e758cd01bb [2020-09-25 10:48:34,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 10:48:34,247 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 10:48:34,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 10:48:34,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 10:48:34,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 10:48:34,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:48:34" (1/1) ... [2020-09-25 10:48:34,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@236f341c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:34, skipping insertion in model container [2020-09-25 10:48:34,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:48:34" (1/1) ... [2020-09-25 10:48:34,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 10:48:34,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 10:48:37,228 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-09-25 10:48:37,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@738f1e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:37, skipping insertion in model container [2020-09-25 10:48:37,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 10:48:37,230 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-25 10:48:37,234 INFO L168 Benchmark]: Toolchain (without parser) took 2990.01 ms. Allocated memory was 140.0 MB in the beginning and 240.1 MB in the end (delta: 100.1 MB). Free memory was 85.7 MB in the beginning and 154.2 MB in the end (delta: -68.5 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2020-09-25 10:48:37,235 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.1 MB in the end (delta: 419.9 kB). Peak memory consumption was 419.9 kB. Max. memory is 7.1 GB. [2020-09-25 10:48:37,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2982.06 ms. Allocated memory was 140.0 MB in the beginning and 240.1 MB in the end (delta: 100.1 MB). Free memory was 85.3 MB in the beginning and 154.2 MB in the end (delta: -68.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 7.1 GB. [2020-09-25 10:48:37,239 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.1 MB in the end (delta: 419.9 kB). Peak memory consumption was 419.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2982.06 ms. Allocated memory was 140.0 MB in the beginning and 240.1 MB in the end (delta: 100.1 MB). Free memory was 85.3 MB in the beginning and 154.2 MB in the end (delta: -68.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7594]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...