./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/config/AutomizerReach.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_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer --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 Automizer --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_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/config/AutomizerReach.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_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer --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 Automizer --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-a4ecdab [2020-11-29 21:07:49,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:07:49,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:07:49,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:07:49,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:07:49,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:07:49,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:07:49,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:07:49,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:07:49,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:07:49,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:07:49,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:07:49,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:07:49,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:07:49,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:07:49,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:07:49,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:07:49,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:07:49,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:07:49,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:07:49,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:07:49,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:07:49,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:07:49,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:07:49,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:07:49,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:07:49,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:07:49,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:07:49,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:07:49,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:07:49,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:07:49,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:07:49,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:07:49,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:07:49,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:07:49,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:07:49,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:07:49,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:07:49,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:07:49,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:07:49,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:07:49,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 21:07:49,449 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:07:49,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:07:49,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:07:49,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:07:49,451 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:07:49,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:07:49,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:07:49,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:07:49,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:07:49,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:07:49,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:07:49,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:07:49,454 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:07:49,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:07:49,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:07:49,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:07:49,455 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:07:49,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:07:49,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:07:49,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:07:49,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:07:49,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:07:49,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 21:07:49,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:07:49,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:07:49,463 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:07:49,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:07:49,463 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_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-11-29 21:07:49,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:07:49,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:07:49,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:07:49,729 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:07:49,732 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:07:49,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/../../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 [2020-11-29 21:07:49,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data/950b632f0/3043f22692ed44598371b9b87e358fa2/FLAGcc67226d8 [2020-11-29 21:07:51,089 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:07:51,090 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/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 [2020-11-29 21:07:51,196 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data/950b632f0/3043f22692ed44598371b9b87e358fa2/FLAGcc67226d8 [2020-11-29 21:07:51,643 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data/950b632f0/3043f22692ed44598371b9b87e358fa2 [2020-11-29 21:07:51,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:07:51,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:07:51,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:07:51,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:07:51,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:07:51,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:07:51" (1/1) ... [2020-11-29 21:07:51,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@508c801f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:07:51, skipping insertion in model container [2020-11-29 21:07:51,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:07:51" (1/1) ... [2020-11-29 21:07:51,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:07:51,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:07:52,711 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-11-29 21:07:55,882 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 21:07:55,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@534c4dd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:07:55, skipping insertion in model container [2020-11-29 21:07:55,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:07:55,884 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 21:07:55,888 INFO L168 Benchmark]: Toolchain (without parser) took 4238.69 ms. Allocated memory was 123.7 MB in the beginning and 190.8 MB in the end (delta: 67.1 MB). Free memory was 80.4 MB in the beginning and 82.9 MB in the end (delta: -2.5 MB). Peak memory consumption was 68.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:07:55,891 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 83.9 MB. Free memory was 45.1 MB in the beginning and 45.0 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:07:55,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4235.97 ms. Allocated memory was 123.7 MB in the beginning and 190.8 MB in the end (delta: 67.1 MB). Free memory was 80.4 MB in the beginning and 82.9 MB in the end (delta: -2.5 MB). Peak memory consumption was 68.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:07:55,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 ms. Allocated memory is still 83.9 MB. Free memory was 45.1 MB in the beginning and 45.0 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4235.97 ms. Allocated memory was 123.7 MB in the beginning and 190.8 MB in the end (delta: 67.1 MB). Free memory was 80.4 MB in the beginning and 82.9 MB in the end (delta: -2.5 MB). Peak memory consumption was 68.6 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-a4ecdab [2020-11-29 21:07:58,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:07:58,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:07:58,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:07:58,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:07:58,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:07:58,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:07:58,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:07:58,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:07:58,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:07:58,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:07:58,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:07:58,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:07:58,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:07:58,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:07:58,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:07:58,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:07:58,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:07:58,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:07:58,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:07:58,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:07:58,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:07:58,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:07:58,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:07:58,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:07:58,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:07:58,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:07:58,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:07:58,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:07:58,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:07:58,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:07:58,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:07:58,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:07:58,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:07:58,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:07:58,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:07:58,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:07:58,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:07:58,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:07:58,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:07:58,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:07:58,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 21:07:58,528 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:07:58,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:07:58,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:07:58,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:07:58,530 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:07:58,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:07:58,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:07:58,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:07:58,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:07:58,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:07:58,531 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 21:07:58,531 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 21:07:58,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:07:58,532 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:07:58,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:07:58,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:07:58,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:07:58,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:07:58,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:07:58,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:07:58,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:07:58,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:07:58,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:07:58,536 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 21:07:58,537 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 21:07:58,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:07:58,537 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:07:58,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:07:58,538 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 21:07:58,538 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_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-11-29 21:07:59,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:07:59,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:07:59,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:07:59,053 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:07:59,056 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:07:59,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/../../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 [2020-11-29 21:07:59,151 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data/9bc897713/fa279f5132a54e7db35d43cfa5ca6fed/FLAGf13f1faea [2020-11-29 21:08:00,784 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:08:00,786 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/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 [2020-11-29 21:08:00,881 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data/9bc897713/fa279f5132a54e7db35d43cfa5ca6fed/FLAGf13f1faea [2020-11-29 21:08:01,113 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a7f2b56d-ac65-492a-961d-32fb72271254/bin/uautomizer/data/9bc897713/fa279f5132a54e7db35d43cfa5ca6fed [2020-11-29 21:08:01,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:08:01,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:08:01,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:08:01,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:08:01,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:08:01,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:08:01" (1/1) ... [2020-11-29 21:08:01,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2077f8fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:08:01, skipping insertion in model container [2020-11-29 21:08:01,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:08:01" (1/1) ... [2020-11-29 21:08:01,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:08:01,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:08:02,221 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-11-29 21:08:05,347 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 21:08:05,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@725b2d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:08:05, skipping insertion in model container [2020-11-29 21:08:05,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:08:05,349 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 21:08:05,353 INFO L168 Benchmark]: Toolchain (without parser) took 4233.07 ms. Allocated memory was 94.4 MB in the beginning and 140.5 MB in the end (delta: 46.1 MB). Free memory was 52.9 MB in the beginning and 68.3 MB in the end (delta: -15.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:08:05,355 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory is still 44.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:08:05,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4229.93 ms. Allocated memory was 94.4 MB in the beginning and 140.5 MB in the end (delta: 46.1 MB). Free memory was 52.7 MB in the beginning and 68.3 MB in the end (delta: -15.6 MB). Peak memory consumption was 56.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:08:05,360 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 62.9 MB. Free memory is still 44.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4229.93 ms. Allocated memory was 94.4 MB in the beginning and 140.5 MB in the end (delta: 46.1 MB). Free memory was 52.7 MB in the beginning and 68.3 MB in the end (delta: -15.6 MB). Peak memory consumption was 56.3 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...