./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--cx231xx--cx231xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/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 44f009135e57cbcfc534fed33e81de591fabd1cc ............................................................................................................................... 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_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/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 44f009135e57cbcfc534fed33e81de591fabd1cc ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:28:10,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:28:10,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:28:10,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:28:10,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:28:10,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:28:10,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:28:10,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:28:10,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:28:10,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:28:10,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:28:10,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:28:10,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:28:10,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:28:10,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:28:10,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:28:10,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:28:10,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:28:10,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:28:10,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:28:10,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:28:10,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:28:10,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:28:10,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:28:10,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:28:10,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:28:10,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:28:10,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:28:10,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:28:10,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:28:10,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:28:10,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:28:10,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:28:10,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:28:10,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:28:10,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:28:10,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:28:10,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:28:10,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:28:10,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:28:10,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:28:10,272 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:28:10,322 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:28:10,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:28:10,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:28:10,325 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:28:10,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:28:10,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:28:10,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:28:10,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:28:10,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:28:10,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:28:10,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:28:10,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:28:10,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:28:10,330 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:28:10,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:28:10,331 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:28:10,331 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:28:10,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:28:10,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:28:10,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:28:10,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:28:10,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:28:10,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:28:10,334 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:28:10,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:28:10,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:28:10,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:28:10,335 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_57cb4de7-b8d2-408d-97e9-d096d9336f05/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-12-01 16:28:10,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:28:10,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:28:10,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:28:10,671 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:28:10,672 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:28:10,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-12-01 16:28:10,765 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data/3a0150d82/5f2666d084c845119c2afa77d5b7a0f7/FLAG4fd491bf4 [2020-12-01 16:28:12,364 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:28:12,365 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-12-01 16:28:12,481 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data/3a0150d82/5f2666d084c845119c2afa77d5b7a0f7/FLAG4fd491bf4 [2020-12-01 16:28:12,743 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data/3a0150d82/5f2666d084c845119c2afa77d5b7a0f7 [2020-12-01 16:28:12,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:28:12,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:28:12,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:28:12,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:28:12,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:28:12,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:28:12" (1/1) ... [2020-12-01 16:28:12,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313e88fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:12, skipping insertion in model container [2020-12-01 16:28:12,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:28:12" (1/1) ... [2020-12-01 16:28:12,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:28:13,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:28:13,895 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-12-01 16:28:17,300 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:28:17,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ad40a94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:17, skipping insertion in model container [2020-12-01 16:28:17,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:28:17,302 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:28:17,306 INFO L168 Benchmark]: Toolchain (without parser) took 4529.48 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 81.4 MB in the beginning and 81.4 MB in the end (delta: -15.9 kB). Peak memory consumption was 61.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:28:17,308 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory is still 49.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:28:17,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4527.27 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 81.4 MB in the beginning and 81.4 MB in the end (delta: -15.9 kB). Peak memory consumption was 61.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:28:17,313 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 92.3 MB. Free memory is still 49.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4527.27 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 81.4 MB in the beginning and 81.4 MB in the end (delta: -15.9 kB). Peak memory consumption was 61.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9642]: 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 0.2.0-69874e2 [2020-12-01 16:28:19,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:28:19,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:28:19,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:28:19,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:28:19,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:28:19,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:28:19,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:28:19,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:28:19,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:28:19,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:28:19,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:28:19,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:28:19,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:28:19,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:28:19,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:28:19,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:28:19,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:28:19,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:28:19,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:28:19,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:28:19,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:28:19,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:28:19,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:28:20,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:28:20,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:28:20,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:28:20,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:28:20,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:28:20,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:28:20,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:28:20,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:28:20,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:28:20,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:28:20,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:28:20,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:28:20,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:28:20,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:28:20,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:28:20,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:28:20,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:28:20,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:28:20,074 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:28:20,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:28:20,077 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:28:20,077 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:28:20,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:28:20,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:28:20,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:28:20,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:28:20,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:28:20,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:28:20,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:28:20,082 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:28:20,082 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:28:20,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:28:20,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:28:20,082 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:28:20,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:28:20,083 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:28:20,083 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:28:20,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:28:20,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:28:20,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:28:20,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:28:20,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:28:20,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:28:20,085 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:28:20,085 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:28:20,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:28:20,085 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:28:20,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:28:20,086 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:28:20,086 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_57cb4de7-b8d2-408d-97e9-d096d9336f05/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-12-01 16:28:20,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:28:20,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:28:20,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:28:20,575 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:28:20,576 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:28:20,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-12-01 16:28:20,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data/9d6fa7ad1/7689563f950746d2b4bcf33fc2cc18f6/FLAGc4730e5bd [2020-12-01 16:28:22,270 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:28:22,271 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-12-01 16:28:22,375 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data/9d6fa7ad1/7689563f950746d2b4bcf33fc2cc18f6/FLAGc4730e5bd [2020-12-01 16:28:22,609 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_57cb4de7-b8d2-408d-97e9-d096d9336f05/bin/ukojak/data/9d6fa7ad1/7689563f950746d2b4bcf33fc2cc18f6 [2020-12-01 16:28:22,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:28:22,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:28:22,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:28:22,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:28:22,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:28:22,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:28:22" (1/1) ... [2020-12-01 16:28:22,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24159f01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:22, skipping insertion in model container [2020-12-01 16:28:22,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:28:22" (1/1) ... [2020-12-01 16:28:22,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:28:23,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:28:23,813 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-12-01 16:28:27,143 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:28:27,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6671b56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:27, skipping insertion in model container [2020-12-01 16:28:27,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:28:27,145 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:28:27,148 INFO L168 Benchmark]: Toolchain (without parser) took 4532.28 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 57.3 MB in the beginning and 65.2 MB in the end (delta: -7.9 MB). Peak memory consumption was 54.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:28:27,149 INFO L168 Benchmark]: CDTParser took 2.34 ms. Allocated memory is still 62.9 MB. Free memory was 45.0 MB in the beginning and 44.9 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:28:27,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4529.50 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 57.0 MB in the beginning and 65.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 54.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:28:27,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.34 ms. Allocated memory is still 62.9 MB. Free memory was 45.0 MB in the beginning and 44.9 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4529.50 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 57.0 MB in the beginning and 65.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 54.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9642]: 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...