./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.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_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 ............................................................................................................................... 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_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:50:22,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:50:22,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:50:22,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:50:22,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:50:22,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:50:22,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:50:22,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:50:22,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:50:22,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:50:22,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:50:22,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:50:22,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:50:22,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:50:22,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:50:22,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:50:22,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:50:22,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:50:22,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:50:22,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:50:22,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:50:22,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:50:22,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:50:22,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:50:22,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:50:22,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:50:22,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:50:22,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:50:22,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:50:22,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:50:22,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:50:22,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:50:22,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:50:22,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:50:22,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:50:22,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:50:22,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:50:22,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:50:22,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:50:22,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:50:22,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:50:22,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-29 18:50:22,937 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:50:22,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:50:22,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:50:22,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:50:22,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:50:22,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:50:22,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:50:22,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:50:22,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:50:22,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:50:22,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:50:22,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:50:22,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:50:22,948 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:50:22,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:50:22,949 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:50:22,949 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:50:22,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:50:22,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:50:22,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:50:22,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:50:22,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:50:22,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:50:22,951 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 18:50:22,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:50:22,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:50:22,952 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:50:22,952 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_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 [2020-11-29 18:50:23,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:50:23,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:50:23,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:50:23,380 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:50:23,382 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:50:23,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-11-29 18:50:23,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data/f4827fefb/c08d43a428b643de8ab82f0415d1495d/FLAG0b6213352 [2020-11-29 18:50:24,611 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:50:24,613 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-11-29 18:50:24,677 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data/f4827fefb/c08d43a428b643de8ab82f0415d1495d/FLAG0b6213352 [2020-11-29 18:50:24,899 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data/f4827fefb/c08d43a428b643de8ab82f0415d1495d [2020-11-29 18:50:24,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:50:24,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:50:24,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:50:24,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:50:24,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:50:24,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:50:24" (1/1) ... [2020-11-29 18:50:24,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@584763c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:24, skipping insertion in model container [2020-11-29 18:50:24,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:50:24" (1/1) ... [2020-11-29 18:50:24,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:50:25,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:50:25,782 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2020-11-29 18:50:27,181 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 18:50:27,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2009b0a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:27, skipping insertion in model container [2020-11-29 18:50:27,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:50:27,189 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 18:50:27,192 INFO L168 Benchmark]: Toolchain (without parser) took 2286.20 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 69.7 MB in the beginning and 81.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:27,195 INFO L168 Benchmark]: CDTParser took 1.10 ms. Allocated memory is still 96.5 MB. Free memory was 70.0 MB in the beginning and 70.0 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:50:27,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2282.34 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 69.3 MB in the beginning and 81.2 MB in the end (delta: -11.9 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:27,205 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10 ms. Allocated memory is still 96.5 MB. Free memory was 70.0 MB in the beginning and 70.0 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2282.34 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 69.3 MB in the beginning and 81.2 MB in the end (delta: -11.9 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6677]: 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 [2020-11-29 18:50:30,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:50:30,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:50:30,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:50:30,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:50:30,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:50:30,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:50:30,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:50:30,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:50:30,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:50:30,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:50:30,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:50:30,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:50:30,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:50:30,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:50:30,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:50:30,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:50:30,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:50:30,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:50:30,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:50:30,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:50:30,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:50:30,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:50:30,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:50:30,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:50:30,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:50:30,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:50:30,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:50:30,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:50:30,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:50:30,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:50:30,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:50:30,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:50:30,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:50:30,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:50:30,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:50:30,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:50:30,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:50:30,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:50:30,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:50:30,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:50:30,272 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-29 18:50:30,326 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:50:30,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:50:30,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:50:30,331 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:50:30,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:50:30,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:50:30,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:50:30,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:50:30,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:50:30,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:50:30,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:50:30,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:50:30,336 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:50:30,336 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:50:30,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:50:30,337 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:50:30,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:50:30,338 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:50:30,338 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:50:30,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:50:30,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:50:30,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:50:30,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:50:30,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:50:30,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:50:30,341 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 18:50:30,341 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:50:30,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:50:30,360 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 18:50:30,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:50:30,360 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 18:50:30,360 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_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 [2020-11-29 18:50:30,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:50:30,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:50:30,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:50:30,971 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:50:30,972 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:50:30,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-11-29 18:50:31,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data/05a5dad46/90aae932c14844deac8eabddf4362a92/FLAG2455bc53e [2020-11-29 18:50:32,206 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:50:32,207 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-11-29 18:50:32,273 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data/05a5dad46/90aae932c14844deac8eabddf4362a92/FLAG2455bc53e [2020-11-29 18:50:32,563 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_710846ce-bcc7-4fa8-b460-e0eb707de7fe/bin/ukojak/data/05a5dad46/90aae932c14844deac8eabddf4362a92 [2020-11-29 18:50:32,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:50:32,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:50:32,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:50:32,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:50:32,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:50:32,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:50:32" (1/1) ... [2020-11-29 18:50:32,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35af8849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:32, skipping insertion in model container [2020-11-29 18:50:32,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:50:32" (1/1) ... [2020-11-29 18:50:32,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:50:32,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:50:33,536 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2020-11-29 18:50:34,847 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 18:50:34,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a0dfe7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:34, skipping insertion in model container [2020-11-29 18:50:34,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:50:34,850 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 18:50:34,854 INFO L168 Benchmark]: Toolchain (without parser) took 2281.84 ms. Allocated memory was 69.2 MB in the beginning and 94.4 MB in the end (delta: 25.2 MB). Free memory was 39.5 MB in the beginning and 57.4 MB in the end (delta: -17.9 MB). Peak memory consumption was 32.3 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:34,856 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 69.2 MB. Free memory is still 50.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:50:34,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2276.23 ms. Allocated memory was 69.2 MB in the beginning and 94.4 MB in the end (delta: 25.2 MB). Free memory was 39.2 MB in the beginning and 57.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:34,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 69.2 MB. Free memory is still 50.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2276.23 ms. Allocated memory was 69.2 MB in the beginning and 94.4 MB in the end (delta: 25.2 MB). Free memory was 39.2 MB in the beginning and 57.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6677]: 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...