./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.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_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/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 430b8b0e2120a8dfe207defa24a65c02d3be96cf .............................................................................................................................. 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_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/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 430b8b0e2120a8dfe207defa24a65c02d3be96cf .................................................................................................................................. 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 18:07:31,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:07:31,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:07:31,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:07:31,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:07:31,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:07:31,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:07:31,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:07:31,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:07:31,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:07:31,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:07:31,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:07:31,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:07:31,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:07:31,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:07:31,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:07:31,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:07:31,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:07:31,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:07:31,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:07:31,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:07:31,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:07:31,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:07:31,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:07:31,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:07:31,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:07:31,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:07:31,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:07:31,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:07:31,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:07:31,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:07:31,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:07:31,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:07:31,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:07:31,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:07:31,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:07:31,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:07:31,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:07:31,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:07:31,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:07:31,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:07:31,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 18:07:31,477 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:07:31,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:07:31,479 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:07:31,479 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:07:31,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:07:31,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:07:31,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:07:31,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:07:31,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:07:31,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:07:31,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:07:31,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:07:31,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:07:31,485 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:07:31,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:07:31,486 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:07:31,486 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:07:31,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:07:31,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:07:31,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:07:31,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:07:31,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:07:31,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:07:31,488 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:07:31,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:07:31,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:07:31,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:07:31,489 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_f16e8d96-5410-41de-a11f-5bff0d187b37/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 430b8b0e2120a8dfe207defa24a65c02d3be96cf [2020-12-01 18:07:31,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:07:31,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:07:31,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:07:31,937 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:07:31,940 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:07:31,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-12-01 18:07:32,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data/8f8010212/8bdd706353eb4f0986c417bee90c13ea/FLAGe8c9a0ce2 [2020-12-01 18:07:33,305 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:07:33,306 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-12-01 18:07:33,392 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data/8f8010212/8bdd706353eb4f0986c417bee90c13ea/FLAGe8c9a0ce2 [2020-12-01 18:07:33,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data/8f8010212/8bdd706353eb4f0986c417bee90c13ea [2020-12-01 18:07:33,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:07:33,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:07:33,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:07:33,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:07:33,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:07:33,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:07:33" (1/1) ... [2020-12-01 18:07:33,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cbea22a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:07:33, skipping insertion in model container [2020-12-01 18:07:33,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:07:33" (1/1) ... [2020-12-01 18:07:33,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:07:33,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:07:36,786 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:07:36,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@338ebde0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:07:36, skipping insertion in model container [2020-12-01 18:07:36,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:07:36,787 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:07:36,791 INFO L168 Benchmark]: Toolchain (without parser) took 3296.89 ms. Allocated memory was 86.0 MB in the beginning and 117.4 MB in the end (delta: 31.5 MB). Free memory was 50.1 MB in the beginning and 48.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:07:36,793 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 86.0 MB. Free memory is still 66.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:07:36,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3293.10 ms. Allocated memory was 86.0 MB in the beginning and 117.4 MB in the end (delta: 31.5 MB). Free memory was 49.8 MB in the beginning and 48.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:07:36,799 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 86.0 MB. Free memory is still 66.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3293.10 ms. Allocated memory was 86.0 MB in the beginning and 117.4 MB in the end (delta: 31.5 MB). Free memory was 49.8 MB in the beginning and 48.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7594]: 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 18:07:39,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:07:39,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:07:39,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:07:39,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:07:39,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:07:39,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:07:39,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:07:39,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:07:39,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:07:39,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:07:39,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:07:39,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:07:39,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:07:39,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:07:39,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:07:39,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:07:39,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:07:39,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:07:39,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:07:39,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:07:39,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:07:39,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:07:39,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:07:39,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:07:39,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:07:39,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:07:39,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:07:39,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:07:39,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:07:39,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:07:39,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:07:39,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:07:39,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:07:39,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:07:39,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:07:39,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:07:39,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:07:39,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:07:39,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:07:39,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:07:39,668 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 18:07:39,725 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:07:39,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:07:39,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:07:39,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:07:39,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:07:39,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:07:39,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:07:39,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:07:39,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:07:39,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:07:39,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:07:39,733 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:07:39,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:07:39,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:07:39,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:07:39,734 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:07:39,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:07:39,735 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:07:39,735 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:07:39,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:07:39,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:07:39,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:07:39,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:07:39,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:07:39,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:07:39,737 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:07:39,737 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:07:39,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:07:39,738 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:07:39,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:07:39,738 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 18:07:39,739 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_f16e8d96-5410-41de-a11f-5bff0d187b37/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 430b8b0e2120a8dfe207defa24a65c02d3be96cf [2020-12-01 18:07:40,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:07:40,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:07:40,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:07:40,269 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:07:40,270 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:07:40,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-12-01 18:07:40,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data/cf901c449/04ded5cbbe034ac8aabaac741244d881/FLAG02cb8f2ff [2020-12-01 18:07:41,582 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:07:41,583 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-12-01 18:07:41,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data/cf901c449/04ded5cbbe034ac8aabaac741244d881/FLAG02cb8f2ff [2020-12-01 18:07:41,792 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f16e8d96-5410-41de-a11f-5bff0d187b37/bin/ukojak/data/cf901c449/04ded5cbbe034ac8aabaac741244d881 [2020-12-01 18:07:41,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:07:41,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:07:41,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:07:41,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:07:41,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:07:41,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:07:41" (1/1) ... [2020-12-01 18:07:41,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e3e553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:07:41, skipping insertion in model container [2020-12-01 18:07:41,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:07:41" (1/1) ... [2020-12-01 18:07:41,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:07:42,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:07:45,167 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:07:45,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47011c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:07:45, skipping insertion in model container [2020-12-01 18:07:45,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:07:45,174 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:07:45,177 INFO L168 Benchmark]: Toolchain (without parser) took 3378.26 ms. Allocated memory was 73.4 MB in the beginning and 132.1 MB in the end (delta: 58.7 MB). Free memory was 48.5 MB in the beginning and 68.7 MB in the end (delta: -20.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:07:45,179 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 32.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:07:45,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3374.93 ms. Allocated memory was 73.4 MB in the beginning and 132.1 MB in the end (delta: 58.7 MB). Free memory was 48.3 MB in the beginning and 68.7 MB in the end (delta: -20.4 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:07:45,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 32.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3374.93 ms. Allocated memory was 73.4 MB in the beginning and 132.1 MB in the end (delta: 58.7 MB). Free memory was 48.3 MB in the beginning and 68.7 MB in the end (delta: -20.4 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7594]: 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...