./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1e26e04469a1f6894cc1f9202ee810f9242af679 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1e26e04469a1f6894cc1f9202ee810f9242af679 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 03:16:52,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 03:16:52,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 03:16:52,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 03:16:52,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 03:16:52,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 03:16:52,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 03:16:52,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 03:16:52,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 03:16:52,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 03:16:52,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 03:16:52,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 03:16:52,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 03:16:52,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 03:16:52,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 03:16:52,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 03:16:52,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 03:16:52,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 03:16:52,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 03:16:52,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 03:16:52,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 03:16:52,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 03:16:52,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 03:16:53,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 03:16:53,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 03:16:53,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 03:16:53,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 03:16:53,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 03:16:53,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 03:16:53,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 03:16:53,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 03:16:53,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 03:16:53,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 03:16:53,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 03:16:53,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 03:16:53,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 03:16:53,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 03:16:53,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 03:16:53,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 03:16:53,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 03:16:53,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 03:16:53,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 03:16:53,089 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 03:16:53,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 03:16:53,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 03:16:53,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 03:16:53,095 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 03:16:53,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 03:16:53,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 03:16:53,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 03:16:53,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 03:16:53,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 03:16:53,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 03:16:53,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 03:16:53,098 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 03:16:53,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 03:16:53,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 03:16:53,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 03:16:53,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 03:16:53,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 03:16:53,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 03:16:53,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 03:16:53,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 03:16:53,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 03:16:53,101 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 03:16:53,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 03:16:53,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 03:16:53,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 03:16:53,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 03:16:53,102 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e26e04469a1f6894cc1f9202ee810f9242af679 [2020-10-26 03:16:53,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 03:16:53,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 03:16:53,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 03:16:53,566 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 03:16:53,570 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 03:16:53,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2020-10-26 03:16:53,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a947cb22/9527fc325ea14a10983f71af17456369/FLAG727e5c07a [2020-10-26 03:16:55,331 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 03:16:55,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2020-10-26 03:16:55,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a947cb22/9527fc325ea14a10983f71af17456369/FLAG727e5c07a [2020-10-26 03:16:55,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a947cb22/9527fc325ea14a10983f71af17456369 [2020-10-26 03:16:55,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 03:16:55,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 03:16:55,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 03:16:55,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 03:16:55,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 03:16:55,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:16:55" (1/1) ... [2020-10-26 03:16:55,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32a7b9ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:16:55, skipping insertion in model container [2020-10-26 03:16:55,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:16:55" (1/1) ... [2020-10-26 03:16:55,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 03:16:56,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 03:17:01,783 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 03:17:01,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ab62b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:17:01, skipping insertion in model container [2020-10-26 03:17:01,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 03:17:01,785 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 03:17:01,788 INFO L168 Benchmark]: Toolchain (without parser) took 6040.16 ms. Allocated memory was 58.7 MB in the beginning and 146.8 MB in the end (delta: 88.1 MB). Free memory was 25.2 MB in the beginning and 58.3 MB in the end (delta: -33.1 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. [2020-10-26 03:17:01,790 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 44.0 MB. Free memory was 29.8 MB in the beginning and 29.8 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 03:17:01,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6031.39 ms. Allocated memory was 58.7 MB in the beginning and 146.8 MB in the end (delta: 88.1 MB). Free memory was 24.6 MB in the beginning and 58.3 MB in the end (delta: -33.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. [2020-10-26 03:17:01,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 44.0 MB. Free memory was 29.8 MB in the beginning and 29.8 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6031.39 ms. Allocated memory was 58.7 MB in the beginning and 146.8 MB in the end (delta: 88.1 MB). Free memory was 24.6 MB in the beginning and 58.3 MB in the end (delta: -33.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13678]: 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... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-26 03:17:04,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 03:17:04,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 03:17:04,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 03:17:04,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 03:17:04,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 03:17:04,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 03:17:04,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 03:17:04,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 03:17:04,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 03:17:04,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 03:17:04,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 03:17:04,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 03:17:04,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 03:17:04,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 03:17:04,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 03:17:04,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 03:17:04,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 03:17:04,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 03:17:04,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 03:17:04,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 03:17:04,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 03:17:04,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 03:17:04,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 03:17:04,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 03:17:04,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 03:17:04,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 03:17:04,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 03:17:04,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 03:17:04,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 03:17:04,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 03:17:04,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 03:17:04,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 03:17:04,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 03:17:04,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 03:17:04,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 03:17:04,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 03:17:04,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 03:17:04,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 03:17:04,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 03:17:04,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 03:17:04,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-26 03:17:04,355 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 03:17:04,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 03:17:04,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 03:17:04,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 03:17:04,359 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 03:17:04,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 03:17:04,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 03:17:04,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 03:17:04,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 03:17:04,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 03:17:04,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 03:17:04,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 03:17:04,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 03:17:04,363 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 03:17:04,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 03:17:04,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 03:17:04,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 03:17:04,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 03:17:04,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 03:17:04,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 03:17:04,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 03:17:04,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 03:17:04,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 03:17:04,366 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 03:17:04,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 03:17:04,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 03:17:04,367 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 03:17:04,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 03:17:04,367 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-26 03:17:04,367 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e26e04469a1f6894cc1f9202ee810f9242af679 [2020-10-26 03:17:04,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 03:17:04,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 03:17:04,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 03:17:04,816 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 03:17:04,817 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 03:17:04,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2020-10-26 03:17:04,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0094711a/61ff13f3830b4f3d82e1d81aed396cc9/FLAG9abd6da6a [2020-10-26 03:17:06,574 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 03:17:06,576 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2020-10-26 03:17:06,724 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0094711a/61ff13f3830b4f3d82e1d81aed396cc9/FLAG9abd6da6a [2020-10-26 03:17:06,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0094711a/61ff13f3830b4f3d82e1d81aed396cc9 [2020-10-26 03:17:06,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 03:17:06,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 03:17:06,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 03:17:06,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 03:17:06,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 03:17:06,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:17:06" (1/1) ... [2020-10-26 03:17:06,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512e8a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:17:06, skipping insertion in model container [2020-10-26 03:17:06,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:17:06" (1/1) ... [2020-10-26 03:17:06,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 03:17:07,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 03:17:12,560 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 03:17:12,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57c6b896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:17:12, skipping insertion in model container [2020-10-26 03:17:12,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 03:17:12,562 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 03:17:12,565 INFO L168 Benchmark]: Toolchain (without parser) took 5602.83 ms. Allocated memory was 58.7 MB in the beginning and 123.7 MB in the end (delta: 65.0 MB). Free memory was 22.9 MB in the beginning and 55.6 MB in the end (delta: -32.6 MB). Peak memory consumption was 68.9 MB. Max. memory is 16.1 GB. [2020-10-26 03:17:12,566 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 46.1 MB. Free memory was 25.6 MB in the beginning and 25.6 MB in the end (delta: 52.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 03:17:12,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5589.51 ms. Allocated memory was 58.7 MB in the beginning and 123.7 MB in the end (delta: 65.0 MB). Free memory was 22.3 MB in the beginning and 55.6 MB in the end (delta: -33.3 MB). Peak memory consumption was 68.9 MB. Max. memory is 16.1 GB. [2020-10-26 03:17:12,570 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 46.1 MB. Free memory was 25.6 MB in the beginning and 25.6 MB in the end (delta: 52.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5589.51 ms. Allocated memory was 58.7 MB in the beginning and 123.7 MB in the end (delta: 65.0 MB). Free memory was 22.3 MB in the beginning and 55.6 MB in the end (delta: -33.3 MB). Peak memory consumption was 68.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13678]: 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...