./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer --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 206c4122641aa4d57a4214e86f93632015605806 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer --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 206c4122641aa4d57a4214e86f93632015605806 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:57:30,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:57:30,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:57:30,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:57:30,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:57:30,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:57:30,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:57:30,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:57:30,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:57:30,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:57:30,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:57:30,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:57:30,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:57:30,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:57:30,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:57:30,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:57:30,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:57:30,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:57:30,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:57:30,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:57:30,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:57:30,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:57:30,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:57:30,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:57:30,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:57:30,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:57:30,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:57:30,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:57:30,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:57:30,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:57:30,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:57:30,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:57:30,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:57:30,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:57:30,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:57:30,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:57:30,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:57:30,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:57:30,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:57:30,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:57:30,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:57:30,245 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 02:57:30,286 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:57:30,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:57:30,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:57:30,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:57:30,289 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:57:30,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:57:30,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:57:30,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:57:30,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:57:30,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:57:30,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:57:30,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:57:30,292 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:57:30,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:57:30,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:57:30,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:57:30,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:57:30,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:57:30,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:57:30,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:57:30,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:57:30,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:57:30,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:57:30,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:57:30,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:57:30,295 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:57:30,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:57:30,295 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:/tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206c4122641aa4d57a4214e86f93632015605806 [2020-11-28 02:57:30,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:57:30,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:57:30,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:57:30,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:57:30,580 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:57:30,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-28 02:57:30,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data/277bf155d/689e74dd90054fceb7c0db333e9f18a7/FLAG953e926c1 [2020-11-28 02:57:31,585 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:57:31,586 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-28 02:57:31,645 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data/277bf155d/689e74dd90054fceb7c0db333e9f18a7/FLAG953e926c1 [2020-11-28 02:57:32,122 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data/277bf155d/689e74dd90054fceb7c0db333e9f18a7 [2020-11-28 02:57:32,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:57:32,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:57:32,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:32,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:57:32,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:57:32,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:32" (1/1) ... [2020-11-28 02:57:32,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da96f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:32, skipping insertion in model container [2020-11-28 02:57:32,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:32" (1/1) ... [2020-11-28 02:57:32,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:57:32,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:57:32,929 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2020-11-28 02:57:33,825 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 02:57:33,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@441243d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:33, skipping insertion in model container [2020-11-28 02:57:33,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:33,827 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 02:57:33,829 INFO L168 Benchmark]: Toolchain (without parser) took 1701.41 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 80.1 MB in the beginning and 103.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:33,830 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 77.6 MB. Free memory was 37.2 MB in the beginning and 37.2 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:57:33,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1698.29 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 80.1 MB in the beginning and 103.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:33,833 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 77.6 MB. Free memory was 37.2 MB in the beginning and 37.2 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1698.29 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 80.1 MB in the beginning and 103.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5708]: 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-a4ecdab [2020-11-28 02:57:36,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:57:36,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:57:36,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:57:36,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:57:36,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:57:36,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:57:36,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:57:36,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:57:36,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:57:36,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:57:36,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:57:36,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:57:36,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:57:36,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:57:36,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:57:36,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:57:36,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:57:36,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:57:36,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:57:36,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:57:36,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:57:36,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:57:36,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:57:36,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:57:36,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:57:36,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:57:36,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:57:36,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:57:36,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:57:36,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:57:36,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:57:36,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:57:36,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:57:36,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:57:36,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:57:36,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:57:36,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:57:36,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:57:36,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:57:36,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:57:36,218 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 02:57:36,269 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:57:36,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:57:36,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:57:36,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:57:36,272 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:57:36,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:57:36,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:57:36,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:57:36,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:57:36,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:57:36,275 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 02:57:36,275 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 02:57:36,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:57:36,276 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:57:36,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:57:36,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:57:36,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:57:36,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:57:36,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:57:36,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:57:36,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:57:36,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:57:36,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:57:36,278 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 02:57:36,278 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 02:57:36,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:57:36,279 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:57:36,279 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:57:36,279 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 02:57:36,280 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:/tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206c4122641aa4d57a4214e86f93632015605806 [2020-11-28 02:57:36,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:57:36,785 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:57:36,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:57:36,789 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:57:36,790 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:57:36,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-28 02:57:36,860 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data/b4519f68d/25958ec92d7e411ab4c2cdf2d8d4da05/FLAG924d74472 [2020-11-28 02:57:37,859 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:57:37,861 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-28 02:57:37,919 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data/b4519f68d/25958ec92d7e411ab4c2cdf2d8d4da05/FLAG924d74472 [2020-11-28 02:57:38,267 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_05a51b83-f43b-4029-968b-267bba17b06d/bin/uautomizer/data/b4519f68d/25958ec92d7e411ab4c2cdf2d8d4da05 [2020-11-28 02:57:38,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:57:38,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:57:38,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:38,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:57:38,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:57:38,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:38" (1/1) ... [2020-11-28 02:57:38,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc71e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:38, skipping insertion in model container [2020-11-28 02:57:38,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:38" (1/1) ... [2020-11-28 02:57:38,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:57:38,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:57:39,080 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2020-11-28 02:57:40,097 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 02:57:40,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@248d7bce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:40, skipping insertion in model container [2020-11-28 02:57:40,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:40,098 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 02:57:40,102 INFO L168 Benchmark]: Toolchain (without parser) took 1828.13 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 40.0 MB in the beginning and 40.2 MB in the end (delta: -253.9 kB). Peak memory consumption was 35.9 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:40,102 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:57:40,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1825.55 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 39.8 MB in the beginning and 40.2 MB in the end (delta: -461.6 kB). Peak memory consumption was 35.9 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:40,104 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 60.8 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1825.55 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 39.8 MB in the beginning and 40.2 MB in the end (delta: -461.6 kB). Peak memory consumption was 35.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5708]: 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...