./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--cpia2--cpia2.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_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/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--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/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 206c4122641aa4d57a4214e86f93632015605806 ............................................................................................................................... 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_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/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--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/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 206c4122641aa4d57a4214e86f93632015605806 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:55:35,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:55:35,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:55:35,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:55:35,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:55:35,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:55:35,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:55:35,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:55:35,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:55:35,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:55:35,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:55:35,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:55:35,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:55:35,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:55:35,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:55:35,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:55:35,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:55:35,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:55:35,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:55:35,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:55:35,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:55:35,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:55:35,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:55:35,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:55:35,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:55:35,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:55:35,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:55:35,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:55:35,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:55:35,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:55:35,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:55:35,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:55:35,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:55:35,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:55:35,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:55:35,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:55:35,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:55:35,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:55:35,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:55:35,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:55:35,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:55:35,542 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-30 00:55:35,566 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:55:35,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:55:35,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:55:35,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:55:35,569 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:55:35,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:55:35,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:55:35,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:55:35,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:55:35,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:55:35,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:55:35,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:55:35,571 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:55:35,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:55:35,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:55:35,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:55:35,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:55:35,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:55:35,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:55:35,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:55:35,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:55:35,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:55:35,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:55:35,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:55:35,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:55:35,574 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:55:35,574 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:55:35,574 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_f3783ec6-08f2-4243-91d7-55651a72b587/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206c4122641aa4d57a4214e86f93632015605806 [2020-11-30 00:55:35,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:55:35,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:55:35,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:55:35,871 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:55:35,872 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:55:35,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-30 00:55:35,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data/83ea0efb8/8217181e4aa7433ca01892d8440df1e6/FLAGcc82a2230 [2020-11-30 00:55:36,902 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:55:36,903 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-30 00:55:36,949 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data/83ea0efb8/8217181e4aa7433ca01892d8440df1e6/FLAGcc82a2230 [2020-11-30 00:55:37,320 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data/83ea0efb8/8217181e4aa7433ca01892d8440df1e6 [2020-11-30 00:55:37,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:55:37,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:55:37,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:55:37,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:55:37,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:55:37,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:55:37" (1/1) ... [2020-11-30 00:55:37,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63bf23fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:37, skipping insertion in model container [2020-11-30 00:55:37,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:55:37" (1/1) ... [2020-11-30 00:55:37,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:55:37,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:55:38,048 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2020-11-30 00:55:39,044 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:55:39,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f43bda7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39, skipping insertion in model container [2020-11-30 00:55:39,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:55:39,048 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:55:39,052 INFO L168 Benchmark]: Toolchain (without parser) took 1725.65 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 46.9 MB in the beginning and 63.7 MB in the end (delta: -16.8 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:55:39,053 INFO L168 Benchmark]: CDTParser took 1.69 ms. Allocated memory is still 88.1 MB. Free memory is still 45.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:55:39,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1721.20 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 46.7 MB in the beginning and 63.7 MB in the end (delta: -17.0 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:55:39,059 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 ms. Allocated memory is still 88.1 MB. Free memory is still 45.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1721.20 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 46.7 MB in the beginning and 63.7 MB in the end (delta: -17.0 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5708]: 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 [2020-11-30 00:55:41,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:55:41,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:55:41,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:55:41,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:55:41,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:55:41,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:55:41,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:55:41,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:55:41,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:55:41,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:55:41,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:55:41,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:55:41,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:55:41,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:55:41,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:55:41,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:55:41,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:55:41,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:55:41,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:55:41,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:55:41,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:55:41,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:55:41,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:55:41,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:55:41,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:55:41,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:55:41,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:55:41,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:55:41,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:55:41,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:55:41,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:55:41,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:55:41,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:55:41,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:55:41,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:55:41,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:55:41,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:55:41,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:55:41,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:55:41,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:55:41,521 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-30 00:55:41,566 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:55:41,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:55:41,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:55:41,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:55:41,572 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:55:41,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:55:41,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:55:41,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:55:41,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:55:41,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:55:41,575 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:55:41,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:55:41,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:55:41,575 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:55:41,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:55:41,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:55:41,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:55:41,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:55:41,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:55:41,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:55:41,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:55:41,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:55:41,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:55:41,577 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 00:55:41,577 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:55:41,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:55:41,578 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:55:41,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:55:41,589 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-30 00:55:41,589 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_f3783ec6-08f2-4243-91d7-55651a72b587/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206c4122641aa4d57a4214e86f93632015605806 [2020-11-30 00:55:41,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:55:41,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:55:41,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:55:41,999 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:55:42,001 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:55:42,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-30 00:55:42,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data/a60ec5953/49799b3a44eb44a6920b86e077d8c0ba/FLAGc1362be9c [2020-11-30 00:55:43,149 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:55:43,150 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-30 00:55:43,223 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data/a60ec5953/49799b3a44eb44a6920b86e077d8c0ba/FLAGc1362be9c [2020-11-30 00:55:43,482 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f3783ec6-08f2-4243-91d7-55651a72b587/bin/uautomizer/data/a60ec5953/49799b3a44eb44a6920b86e077d8c0ba [2020-11-30 00:55:43,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:55:43,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:55:43,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:55:43,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:55:43,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:55:43,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:55:43" (1/1) ... [2020-11-30 00:55:43,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d3c961e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:43, skipping insertion in model container [2020-11-30 00:55:43,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:55:43" (1/1) ... [2020-11-30 00:55:43,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:55:43,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:55:44,275 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2020-11-30 00:55:45,274 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:55:45,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c7945c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:45, skipping insertion in model container [2020-11-30 00:55:45,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:55:45,276 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:55:45,279 INFO L168 Benchmark]: Toolchain (without parser) took 1788.65 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 27.1 MB in the beginning and 31.7 MB in the end (delta: -4.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:55:45,281 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 43.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:55:45,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1771.24 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 39.5 MB in the beginning and 32.1 MB in the end (delta: 7.5 MB). Peak memory consumption was 37.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:55:45,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 43.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1771.24 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 39.5 MB in the beginning and 32.1 MB in the end (delta: 7.5 MB). Peak memory consumption was 37.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5708]: 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...