./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--uvc--uvcvideo.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_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/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 1e26e04469a1f6894cc1f9202ee810f9242af679 .............................................................................................................................. 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_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/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 1e26e04469a1f6894cc1f9202ee810f9242af679 .................................................................................................................................. 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 16:15:49,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:15:49,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:15:49,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:15:49,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:15:49,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:15:49,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:15:49,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:15:49,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:15:49,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:15:49,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:15:49,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:15:49,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:15:49,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:15:49,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:15:49,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:15:49,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:15:49,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:15:49,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:15:49,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:15:49,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:15:49,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:15:49,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:15:49,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:15:49,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:15:49,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:15:49,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:15:49,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:15:49,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:15:49,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:15:49,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:15:49,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:15:49,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:15:49,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:15:49,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:15:49,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:15:49,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:15:49,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:15:49,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:15:49,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:15:49,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:15:49,390 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:15:49,431 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:15:49,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:15:49,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:15:49,433 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:15:49,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:15:49,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:15:49,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:15:49,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:15:49,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:15:49,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:15:49,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:15:49,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:15:49,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:15:49,436 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:15:49,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:15:49,437 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:15:49,437 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:15:49,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:15:49,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:15:49,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:15:49,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:15:49,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:15:49,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:15:49,439 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:15:49,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:15:49,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:15:49,439 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:15:49,439 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_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e26e04469a1f6894cc1f9202ee810f9242af679 [2020-12-01 16:15:49,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:15:49,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:15:49,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:15:49,742 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:15:49,743 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:15:49,744 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2020-12-01 16:15:49,814 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data/084be953c/5940a3b1afd44c629a94f02a111d29a3/FLAG4544cbab7 [2020-12-01 16:15:51,000 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:15:51,001 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2020-12-01 16:15:51,128 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data/084be953c/5940a3b1afd44c629a94f02a111d29a3/FLAG4544cbab7 [2020-12-01 16:15:51,203 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data/084be953c/5940a3b1afd44c629a94f02a111d29a3 [2020-12-01 16:15:51,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:15:51,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:15:51,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:15:51,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:15:51,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:15:51,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:15:51" (1/1) ... [2020-12-01 16:15:51,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7500c37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:15:51, skipping insertion in model container [2020-12-01 16:15:51,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:15:51" (1/1) ... [2020-12-01 16:15:51,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:15:51,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:15:56,905 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:15:56,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a95221d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:15:56, skipping insertion in model container [2020-12-01 16:15:56,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:15:56,906 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:15:56,909 INFO L168 Benchmark]: Toolchain (without parser) took 5700.23 ms. Allocated memory was 100.7 MB in the beginning and 159.4 MB in the end (delta: 58.7 MB). Free memory was 67.4 MB in the beginning and 78.6 MB in the end (delta: -11.2 MB). Peak memory consumption was 78.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:15:56,910 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 77.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:15:56,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5697.64 ms. Allocated memory was 100.7 MB in the beginning and 159.4 MB in the end (delta: 58.7 MB). Free memory was 67.1 MB in the beginning and 78.6 MB in the end (delta: -11.5 MB). Peak memory consumption was 78.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:15:56,913 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 77.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5697.64 ms. Allocated memory was 100.7 MB in the beginning and 159.4 MB in the end (delta: 58.7 MB). Free memory was 67.1 MB in the beginning and 78.6 MB in the end (delta: -11.5 MB). Peak memory consumption was 78.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13678]: 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 16:15:59,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:15:59,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:15:59,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:15:59,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:15:59,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:15:59,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:15:59,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:15:59,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:15:59,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:15:59,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:15:59,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:15:59,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:15:59,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:15:59,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:15:59,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:15:59,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:15:59,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:15:59,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:15:59,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:15:59,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:15:59,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:15:59,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:15:59,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:15:59,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:15:59,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:15:59,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:15:59,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:15:59,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:15:59,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:15:59,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:15:59,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:15:59,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:15:59,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:15:59,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:15:59,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:15:59,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:15:59,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:15:59,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:15:59,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:15:59,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:15:59,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:15:59,356 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:15:59,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:15:59,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:15:59,357 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:15:59,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:15:59,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:15:59,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:15:59,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:15:59,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:15:59,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:15:59,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:15:59,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:15:59,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:15:59,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:15:59,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:15:59,361 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:15:59,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:15:59,361 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:15:59,361 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:15:59,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:15:59,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:15:59,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:15:59,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:15:59,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:15:59,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:15:59,363 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:15:59,363 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:15:59,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:15:59,364 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:15:59,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:15:59,364 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:15:59,365 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_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e26e04469a1f6894cc1f9202ee810f9242af679 [2020-12-01 16:15:59,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:15:59,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:15:59,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:15:59,829 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:15:59,830 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:15:59,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2020-12-01 16:15:59,914 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data/3caeb3119/80350c9cf12746e0bf6e3be8c6728714/FLAGa25a2d13b [2020-12-01 16:16:01,215 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:16:01,216 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2020-12-01 16:16:01,309 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data/3caeb3119/80350c9cf12746e0bf6e3be8c6728714/FLAGa25a2d13b [2020-12-01 16:16:01,780 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bdb40d20-3110-4fcb-9aa7-3bbc458fafed/bin/ukojak/data/3caeb3119/80350c9cf12746e0bf6e3be8c6728714 [2020-12-01 16:16:01,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:16:01,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:16:01,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:16:01,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:16:01,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:16:01,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:16:01" (1/1) ... [2020-12-01 16:16:01,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29b267cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:16:01, skipping insertion in model container [2020-12-01 16:16:01,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:16:01" (1/1) ... [2020-12-01 16:16:01,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:16:02,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:16:07,979 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:16:07,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ebd8b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:16:07, skipping insertion in model container [2020-12-01 16:16:07,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:16:07,980 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:16:07,983 INFO L168 Benchmark]: Toolchain (without parser) took 6197.53 ms. Allocated memory was 81.8 MB in the beginning and 134.2 MB in the end (delta: 52.4 MB). Free memory was 46.2 MB in the beginning and 48.7 MB in the end (delta: -2.5 MB). Peak memory consumption was 59.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:16:07,984 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:16:07,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6195.09 ms. Allocated memory was 81.8 MB in the beginning and 134.2 MB in the end (delta: 52.4 MB). Free memory was 46.0 MB in the beginning and 48.7 MB in the end (delta: -2.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:16:07,987 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6195.09 ms. Allocated memory was 81.8 MB in the beginning and 134.2 MB in the end (delta: 52.4 MB). Free memory was 46.0 MB in the beginning and 48.7 MB in the end (delta: -2.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13678]: 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...