./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.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_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/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 bff63e5602abd7b75d03e708ca0499a93a9eaff6 .............................................................................................................................. 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_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/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 bff63e5602abd7b75d03e708ca0499a93a9eaff6 ................................................................................................................................ 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 00:09:17,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:09:17,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:09:17,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:09:17,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:09:17,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:09:17,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:09:17,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:09:17,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:09:17,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:09:17,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:09:17,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:09:17,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:09:17,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:09:17,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:09:17,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:09:17,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:09:17,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:09:17,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:09:17,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:09:17,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:09:17,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:09:17,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:09:17,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:09:17,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:09:17,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:09:17,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:09:17,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:09:17,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:09:17,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:09:17,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:09:17,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:09:17,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:09:17,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:09:17,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:09:17,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:09:17,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:09:17,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:09:17,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:09:17,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:09:17,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:09:17,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-30 00:09:17,500 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:09:17,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:09:17,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:09:17,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:09:17,503 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:09:17,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:09:17,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:09:17,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:09:17,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:09:17,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:09:17,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:09:17,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:09:17,509 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:09:17,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:09:17,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:09:17,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:09:17,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:09:17,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:09:17,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:09:17,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:09:17,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:09:17,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:09:17,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:09:17,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:09:17,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:09:17,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:09:17,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:09:17,515 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_82d4a31f-fe86-4e87-8a6c-e75e333e194e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff63e5602abd7b75d03e708ca0499a93a9eaff6 [2020-11-30 00:09:17,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:09:17,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:09:17,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:09:17,912 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:09:17,913 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:09:17,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-11-30 00:09:18,025 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data/7fb901564/56bec6b4620d40a0ab73c6132f50e050/FLAG10f16be0e [2020-11-30 00:09:18,990 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:09:18,990 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-11-30 00:09:19,041 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data/7fb901564/56bec6b4620d40a0ab73c6132f50e050/FLAG10f16be0e [2020-11-30 00:09:19,416 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data/7fb901564/56bec6b4620d40a0ab73c6132f50e050 [2020-11-30 00:09:19,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:09:19,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:09:19,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:09:19,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:09:19,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:09:19,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:09:19" (1/1) ... [2020-11-30 00:09:19,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@782b6a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:09:19, skipping insertion in model container [2020-11-30 00:09:19,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:09:19" (1/1) ... [2020-11-30 00:09:19,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:09:19,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:09:21,091 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:09:21,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e4d968f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:09:21, skipping insertion in model container [2020-11-30 00:09:21,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:09:21,093 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:09:21,096 INFO L168 Benchmark]: Toolchain (without parser) took 1673.75 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 47.0 MB in the beginning and 68.7 MB in the end (delta: -21.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:09:21,097 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 88.1 MB. Free memory was 48.3 MB in the beginning and 48.3 MB in the end (delta: 34.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:09:21,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1670.54 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 46.8 MB in the beginning and 68.7 MB in the end (delta: -21.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:09:21,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 ms. Allocated memory is still 88.1 MB. Free memory was 48.3 MB in the beginning and 48.3 MB in the end (delta: 34.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1670.54 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 46.8 MB in the beginning and 68.7 MB in the end (delta: -21.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6323]: 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 00:09:23,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:09:23,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:09:23,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:09:23,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:09:23,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:09:23,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:09:23,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:09:23,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:09:23,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:09:23,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:09:23,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:09:23,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:09:23,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:09:23,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:09:23,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:09:23,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:09:23,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:09:23,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:09:23,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:09:23,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:09:23,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:09:23,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:09:23,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:09:23,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:09:23,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:09:23,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:09:23,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:09:23,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:09:23,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:09:23,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:09:23,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:09:23,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:09:23,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:09:23,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:09:23,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:09:23,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:09:23,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:09:23,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:09:23,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:09:23,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:09:23,782 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-30 00:09:23,835 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:09:23,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:09:23,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:09:23,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:09:23,840 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:09:23,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:09:23,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:09:23,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:09:23,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:09:23,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:09:23,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:09:23,843 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:09:23,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:09:23,844 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:09:23,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:09:23,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:09:23,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:09:23,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:09:23,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:09:23,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:09:23,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:09:23,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:09:23,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:09:23,847 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 00:09:23,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:09:23,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:09:23,847 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:09:23,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:09:23,848 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-30 00:09:23,848 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_82d4a31f-fe86-4e87-8a6c-e75e333e194e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff63e5602abd7b75d03e708ca0499a93a9eaff6 [2020-11-30 00:09:24,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:09:24,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:09:24,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:09:24,415 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:09:24,416 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:09:24,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-11-30 00:09:24,503 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data/a94a1e2b0/d905ec8726294ef4a59081a4fbc3a185/FLAG2123fe1bc [2020-11-30 00:09:25,628 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:09:25,631 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-11-30 00:09:25,701 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data/a94a1e2b0/d905ec8726294ef4a59081a4fbc3a185/FLAG2123fe1bc [2020-11-30 00:09:25,970 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82d4a31f-fe86-4e87-8a6c-e75e333e194e/bin/uautomizer/data/a94a1e2b0/d905ec8726294ef4a59081a4fbc3a185 [2020-11-30 00:09:25,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:09:25,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:09:25,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:09:25,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:09:25,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:09:25,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:09:25" (1/1) ... [2020-11-30 00:09:25,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8ead02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:09:25, skipping insertion in model container [2020-11-30 00:09:25,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:09:25" (1/1) ... [2020-11-30 00:09:25,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:09:26,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:09:27,746 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:09:27,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d83dd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:09:27, skipping insertion in model container [2020-11-30 00:09:27,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:09:27,747 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:09:27,750 INFO L168 Benchmark]: Toolchain (without parser) took 1773.26 ms. Allocated memory was 73.4 MB in the beginning and 109.1 MB in the end (delta: 35.7 MB). Free memory was 49.0 MB in the beginning and 68.1 MB in the end (delta: -19.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:09:27,751 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 73.4 MB. Free memory is still 56.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:09:27,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1767.44 ms. Allocated memory was 73.4 MB in the beginning and 109.1 MB in the end (delta: 35.7 MB). Free memory was 48.8 MB in the beginning and 68.1 MB in the end (delta: -19.3 MB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:09:27,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 73.4 MB. Free memory is still 56.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1767.44 ms. Allocated memory was 73.4 MB in the beginning and 109.1 MB in the end (delta: 35.7 MB). Free memory was 48.8 MB in the beginning and 68.1 MB in the end (delta: -19.3 MB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6323]: 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...