./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_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/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_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/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_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/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_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/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 [2020-11-28 03:00:50,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:00:50,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:00:50,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:00:50,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:00:50,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:00:50,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:00:50,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:00:50,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:00:50,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:00:50,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:00:50,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:00:50,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:00:50,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:00:50,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:00:50,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:00:50,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:00:50,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:00:50,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:00:50,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:00:50,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:00:50,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:00:50,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:00:50,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:00:50,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:00:50,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:00:50,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:00:50,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:00:50,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:00:50,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:00:50,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:00:50,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:00:50,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:00:50,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:00:50,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:00:50,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:00:50,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:00:50,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:00:50,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:00:50,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:00:50,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:00:50,671 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:00:50,713 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:00:50,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:00:50,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:00:50,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:00:50,716 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:00:50,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:00:50,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:00:50,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:00:50,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:00:50,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:00:50,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:00:50,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:00:50,719 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:00:50,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:00:50,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:00:50,720 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:00:50,720 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:00:50,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:00:50,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:00:50,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:00:50,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:00:50,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:00:50,722 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:00:50,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:00:50,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:00:50,723 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:00:50,723 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:00:50,723 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_9ceca125-4932-4172-be0a-3c0b694a7b04/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff63e5602abd7b75d03e708ca0499a93a9eaff6 [2020-11-28 03:00:51,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:00:51,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:00:51,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:00:51,076 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:00:51,077 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:00:51,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-11-28 03:00:51,153 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data/90ee68ba2/5a2e0f90a48a45e592734edaa3fef74b/FLAGb0c7e472c [2020-11-28 03:00:52,110 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:00:52,112 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-11-28 03:00:52,180 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data/90ee68ba2/5a2e0f90a48a45e592734edaa3fef74b/FLAGb0c7e472c [2020-11-28 03:00:52,585 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data/90ee68ba2/5a2e0f90a48a45e592734edaa3fef74b [2020-11-28 03:00:52,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:00:52,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:00:52,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:52,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:00:52,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:00:52,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:52" (1/1) ... [2020-11-28 03:00:52,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b49593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:52, skipping insertion in model container [2020-11-28 03:00:52,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:52" (1/1) ... [2020-11-28 03:00:52,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:00:52,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:00:54,270 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:00:54,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@680682e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:54, skipping insertion in model container [2020-11-28 03:00:54,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:54,271 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:00:54,286 INFO L168 Benchmark]: Toolchain (without parser) took 1679.25 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 69.6 MB in the beginning and 109.3 MB in the end (delta: -39.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:54,288 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 104.9 MB. Free memory is still 64.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:00:54,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1674.83 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 69.4 MB in the beginning and 109.3 MB in the end (delta: -39.9 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:54,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 104.9 MB. Free memory is still 64.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1674.83 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 69.4 MB in the beginning and 109.3 MB in the end (delta: -39.9 MB). Peak memory consumption was 35.7 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 [2020-11-28 03:00:56,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:00:56,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:00:57,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:00:57,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:00:57,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:00:57,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:00:57,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:00:57,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:00:57,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:00:57,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:00:57,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:00:57,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:00:57,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:00:57,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:00:57,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:00:57,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:00:57,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:00:57,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:00:57,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:00:57,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:00:57,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:00:57,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:00:57,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:00:57,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:00:57,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:00:57,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:00:57,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:00:57,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:00:57,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:00:57,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:00:57,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:00:57,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:00:57,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:00:57,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:00:57,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:00:57,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:00:57,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:00:57,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:00:57,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:00:57,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:00:57,101 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:00:57,154 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:00:57,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:00:57,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:00:57,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:00:57,159 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:00:57,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:00:57,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:00:57,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:00:57,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:00:57,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:00:57,161 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:00:57,162 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:00:57,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:00:57,162 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:00:57,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:00:57,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:00:57,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:00:57,163 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:00:57,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:00:57,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:00:57,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:00:57,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:00:57,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:00:57,165 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:00:57,165 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:00:57,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:00:57,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:00:57,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:00:57,166 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:00:57,167 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_9ceca125-4932-4172-be0a-3c0b694a7b04/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff63e5602abd7b75d03e708ca0499a93a9eaff6 [2020-11-28 03:00:57,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:00:57,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:00:57,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:00:57,577 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:00:57,579 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:00:57,580 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-11-28 03:00:57,652 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data/96534d600/1e4f9b1f24e3498f9637bfa1f545c0b8/FLAG5401b5a06 [2020-11-28 03:00:58,825 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:00:58,826 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-11-28 03:00:58,881 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data/96534d600/1e4f9b1f24e3498f9637bfa1f545c0b8/FLAG5401b5a06 [2020-11-28 03:00:59,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9ceca125-4932-4172-be0a-3c0b694a7b04/bin/uautomizer/data/96534d600/1e4f9b1f24e3498f9637bfa1f545c0b8 [2020-11-28 03:00:59,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:00:59,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:00:59,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:59,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:00:59,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:00:59,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:59" (1/1) ... [2020-11-28 03:00:59,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75bbc568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:59, skipping insertion in model container [2020-11-28 03:00:59,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:59" (1/1) ... [2020-11-28 03:00:59,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:00:59,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:01:00,804 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:01:00,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@263a34aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:00, skipping insertion in model container [2020-11-28 03:01:00,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:01:00,806 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:01:00,809 INFO L168 Benchmark]: Toolchain (without parser) took 1587.44 ms. Allocated memory was 50.3 MB in the beginning and 86.0 MB in the end (delta: 35.7 MB). Free memory was 29.0 MB in the beginning and 50.8 MB in the end (delta: -21.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:00,810 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 50.3 MB. Free memory was 33.1 MB in the beginning and 33.0 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:01:00,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1584.62 ms. Allocated memory was 50.3 MB in the beginning and 86.0 MB in the end (delta: 35.7 MB). Free memory was 28.9 MB in the beginning and 50.8 MB in the end (delta: -21.9 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:00,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 50.3 MB. Free memory was 33.1 MB in the beginning and 33.0 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1584.62 ms. Allocated memory was 50.3 MB in the beginning and 86.0 MB in the end (delta: 35.7 MB). Free memory was 28.9 MB in the beginning and 50.8 MB in the end (delta: -21.9 MB). Peak memory consumption was 21.6 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...