./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--stkwebcam--stkwebcam.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/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--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aea928adcba532fa5d24426a791aa6d5ac47f354 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/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--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aea928adcba532fa5d24426a791aa6d5ac47f354 ............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 22:19:29,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 22:19:29,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 22:19:29,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 22:19:29,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 22:19:29,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 22:19:29,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 22:19:29,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 22:19:29,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 22:19:29,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 22:19:29,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 22:19:29,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 22:19:29,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 22:19:29,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 22:19:29,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 22:19:29,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 22:19:29,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 22:19:29,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 22:19:29,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 22:19:29,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 22:19:29,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 22:19:29,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 22:19:29,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 22:19:29,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 22:19:29,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 22:19:29,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 22:19:29,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 22:19:29,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 22:19:29,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 22:19:29,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 22:19:29,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 22:19:29,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 22:19:29,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 22:19:29,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 22:19:29,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 22:19:29,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 22:19:29,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 22:19:29,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 22:19:29,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 22:19:29,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 22:19:29,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 22:19:29,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-12-01 22:19:29,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 22:19:29,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 22:19:29,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 22:19:29,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 22:19:29,411 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 22:19:29,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 22:19:29,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 22:19:29,412 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 22:19:29,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 22:19:29,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 22:19:29,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 22:19:29,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 22:19:29,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 22:19:29,413 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 22:19:29,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 22:19:29,413 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 22:19:29,413 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 22:19:29,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 22:19:29,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 22:19:29,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 22:19:29,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 22:19:29,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 22:19:29,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 22:19:29,414 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 22:19:29,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 22:19:29,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 22:19:29,414 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 22:19:29,414 INFO L138 SettingsManager]: * To the following directory=dump/ 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_e8fa4032-c395-4b9e-a432-4d1f14d93b20/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(__VERIFIER_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 -> aea928adcba532fa5d24426a791aa6d5ac47f354 [2019-12-01 22:19:29,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 22:19:29,523 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 22:19:29,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 22:19:29,527 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 22:19:29,527 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 22:19:29,528 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-12-01 22:19:29,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data/5752413c8/959528daf4114427b5e8adb4f661a68e/FLAGe2c0c5103 [2019-12-01 22:19:30,160 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 22:19:30,160 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-12-01 22:19:30,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data/5752413c8/959528daf4114427b5e8adb4f661a68e/FLAGe2c0c5103 [2019-12-01 22:19:30,598 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data/5752413c8/959528daf4114427b5e8adb4f661a68e [2019-12-01 22:19:30,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 22:19:30,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 22:19:30,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 22:19:30,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 22:19:30,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 22:19:30,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:19:30" (1/1) ... [2019-12-01 22:19:30,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@735fc90f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:19:30, skipping insertion in model container [2019-12-01 22:19:30,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:19:30" (1/1) ... [2019-12-01 22:19:30,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 22:19:30,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 22:19:30,987 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2019-12-01 22:19:31,701 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-01 22:19:31,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4df9c9c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:19:31, skipping insertion in model container [2019-12-01 22:19:31,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 22:19:31,702 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-01 22:19:31,704 INFO L168 Benchmark]: Toolchain (without parser) took 1101.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 928.7 MB in the beginning and 1.0 GB in the end (delta: -97.6 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. [2019-12-01 22:19:31,705 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 22:19:31,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1099.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 928.7 MB in the beginning and 1.0 GB in the end (delta: -97.6 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. [2019-12-01 22:19:31,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1099.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 928.7 MB in the beginning and 1.0 GB in the end (delta: -97.6 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6436]: 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 0.1.25-f470102 [2019-12-01 22:19:32,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 22:19:32,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 22:19:32,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 22:19:32,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 22:19:32,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 22:19:32,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 22:19:32,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 22:19:32,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 22:19:32,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 22:19:32,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 22:19:32,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 22:19:32,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 22:19:32,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 22:19:32,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 22:19:32,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 22:19:32,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 22:19:32,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 22:19:32,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 22:19:32,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 22:19:32,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 22:19:32,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 22:19:32,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 22:19:32,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 22:19:32,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 22:19:32,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 22:19:32,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 22:19:32,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 22:19:32,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 22:19:32,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 22:19:32,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 22:19:32,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 22:19:32,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 22:19:32,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 22:19:32,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 22:19:32,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 22:19:32,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 22:19:32,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 22:19:32,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 22:19:32,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 22:19:32,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 22:19:32,927 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2019-12-01 22:19:32,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 22:19:32,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 22:19:32,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 22:19:32,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 22:19:32,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 22:19:32,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 22:19:32,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 22:19:32,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 22:19:32,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 22:19:32,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 22:19:32,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 22:19:32,940 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 22:19:32,940 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 22:19:32,940 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 22:19:32,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 22:19:32,940 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 22:19:32,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 22:19:32,941 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 22:19:32,941 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 22:19:32,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 22:19:32,941 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 22:19:32,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 22:19:32,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 22:19:32,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 22:19:32,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 22:19:32,942 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 22:19:32,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 22:19:32,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 22:19:32,942 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 22:19:32,942 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 22:19:32,943 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-01 22:19:32,943 INFO L138 SettingsManager]: * To the following directory=dump/ 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_e8fa4032-c395-4b9e-a432-4d1f14d93b20/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(__VERIFIER_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 -> aea928adcba532fa5d24426a791aa6d5ac47f354 [2019-12-01 22:19:33,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 22:19:33,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 22:19:33,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 22:19:33,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 22:19:33,140 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 22:19:33,140 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-12-01 22:19:33,178 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data/6b2ba3950/821ae942a610424b9593d67adc8305c0/FLAG3e8eb240a [2019-12-01 22:19:33,763 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 22:19:33,763 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-12-01 22:19:33,787 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data/6b2ba3950/821ae942a610424b9593d67adc8305c0/FLAG3e8eb240a [2019-12-01 22:19:33,945 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e8fa4032-c395-4b9e-a432-4d1f14d93b20/bin/ukojak/data/6b2ba3950/821ae942a610424b9593d67adc8305c0 [2019-12-01 22:19:33,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 22:19:33,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 22:19:33,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 22:19:33,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 22:19:33,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 22:19:33,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:19:33" (1/1) ... [2019-12-01 22:19:33,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@650c7b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:19:33, skipping insertion in model container [2019-12-01 22:19:33,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:19:33" (1/1) ... [2019-12-01 22:19:33,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 22:19:34,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 22:19:34,369 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2019-12-01 22:19:35,102 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-01 22:19:35,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@700d532a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:19:35, skipping insertion in model container [2019-12-01 22:19:35,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 22:19:35,103 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-01 22:19:35,106 INFO L168 Benchmark]: Toolchain (without parser) took 1156.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -148.8 MB). Peak memory consumption was 82.4 MB. Max. memory is 11.5 GB. [2019-12-01 22:19:35,106 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 22:19:35,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1154.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -148.8 MB). Peak memory consumption was 82.4 MB. Max. memory is 11.5 GB. [2019-12-01 22:19:35,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1154.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -148.8 MB). Peak memory consumption was 82.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6436]: 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...