./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.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_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/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 ced73f02cc794a99984fd77552a7a689dac0841d .............................................................................................................................. 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_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/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 ced73f02cc794a99984fd77552a7a689dac0841d ................................................................................................................................ 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 03:05:53,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:05:53,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:05:53,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:05:53,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:05:53,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:05:53,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:05:53,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:05:53,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:05:53,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:05:53,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:05:53,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:05:53,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:05:53,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:05:53,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:05:53,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:05:53,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:05:53,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:05:53,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:05:53,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:05:53,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:05:53,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:05:53,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:05:53,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:05:53,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:05:53,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:05:53,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:05:53,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:05:53,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:05:53,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:05:53,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:05:53,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:05:53,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:05:53,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:05:53,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:05:53,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:05:53,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:05:53,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:05:53,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:05:53,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:05:53,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:05:53,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:05:53,351 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:05:53,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:05:53,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:05:53,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:05:53,356 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:05:53,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:05:53,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:05:53,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:05:53,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:05:53,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:05:53,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:05:53,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:05:53,360 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:05:53,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:05:53,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:05:53,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:05:53,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:05:53,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:05:53,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:05:53,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:05:53,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:05:53,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:05:53,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:05:53,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:05:53,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:05:53,364 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:05:53,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:05:53,365 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ced73f02cc794a99984fd77552a7a689dac0841d [2020-11-28 03:05:53,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:05:53,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:05:53,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:05:53,830 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:05:53,838 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:05:53,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-28 03:05:53,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data/1ddaa1c73/1deae28a3ff54ff6a16d97cfa0eb8044/FLAGee98d6922 [2020-11-28 03:05:55,578 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:05:55,579 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-28 03:05:55,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data/1ddaa1c73/1deae28a3ff54ff6a16d97cfa0eb8044/FLAGee98d6922 [2020-11-28 03:05:55,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data/1ddaa1c73/1deae28a3ff54ff6a16d97cfa0eb8044 [2020-11-28 03:05:55,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:05:55,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:05:56,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:05:56,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:05:56,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:05:56,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:55" (1/1) ... [2020-11-28 03:05:56,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6fa634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:56, skipping insertion in model container [2020-11-28 03:05:56,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:55" (1/1) ... [2020-11-28 03:05:56,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:05:56,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:06:00,859 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:06:00,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f3daec0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:00, skipping insertion in model container [2020-11-28 03:06:00,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:06:00,860 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:06:00,863 INFO L168 Benchmark]: Toolchain (without parser) took 4865.80 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 70.7 MB in the beginning and 80.0 MB in the end (delta: -9.3 MB). Peak memory consumption was 67.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:00,864 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 75.5 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:06:00,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4859.77 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 70.7 MB in the beginning and 80.0 MB in the end (delta: -9.3 MB). Peak memory consumption was 67.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:00,867 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 75.5 MB. Free memory was 34.2 MB in the beginning and 34.2 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4859.77 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 70.7 MB in the beginning and 80.0 MB in the end (delta: -9.3 MB). Peak memory consumption was 67.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12189]: 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 03:06:03,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:06:03,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:06:03,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:06:03,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:06:03,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:06:03,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:06:03,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:06:03,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:06:03,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:06:03,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:06:03,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:06:03,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:06:03,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:06:03,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:06:03,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:06:03,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:06:03,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:06:03,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:06:03,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:06:03,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:06:03,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:06:03,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:06:03,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:06:03,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:06:03,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:06:03,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:06:03,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:06:03,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:06:03,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:06:03,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:06:03,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:06:03,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:06:03,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:06:03,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:06:03,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:06:03,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:06:03,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:06:03,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:06:03,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:06:03,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:06:03,869 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:06:03,927 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:06:03,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:06:03,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:06:03,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:06:03,932 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:06:03,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:06:03,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:06:03,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:06:03,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:06:03,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:06:03,934 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:06:03,934 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:06:03,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:06:03,935 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:06:03,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:06:03,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:06:03,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:06:03,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:06:03,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:06:03,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:06:03,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:06:03,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:06:03,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:06:03,937 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:06:03,938 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:06:03,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:06:03,938 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:06:03,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:06:03,938 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:06:03,939 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_42ccba2e-c1da-4c52-84fa-38ef888e786d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ced73f02cc794a99984fd77552a7a689dac0841d [2020-11-28 03:06:04,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:06:04,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:06:04,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:06:04,474 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:06:04,475 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:06:04,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-28 03:06:04,567 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data/2ddc7a738/6328c5d1e6ea465dbe30a1010283e257/FLAG1503bbed7 [2020-11-28 03:06:06,203 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:06:06,204 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-28 03:06:06,320 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data/2ddc7a738/6328c5d1e6ea465dbe30a1010283e257/FLAG1503bbed7 [2020-11-28 03:06:06,610 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_42ccba2e-c1da-4c52-84fa-38ef888e786d/bin/uautomizer/data/2ddc7a738/6328c5d1e6ea465dbe30a1010283e257 [2020-11-28 03:06:06,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:06:06,618 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:06:06,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:06:06,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:06:06,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:06:06,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:06" (1/1) ... [2020-11-28 03:06:06,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4476f245 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:06, skipping insertion in model container [2020-11-28 03:06:06,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:06" (1/1) ... [2020-11-28 03:06:06,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:06:07,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:06:12,302 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:06:12,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d9f54c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:12, skipping insertion in model container [2020-11-28 03:06:12,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:06:12,304 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:06:12,307 INFO L168 Benchmark]: Toolchain (without parser) took 5687.26 ms. Allocated memory was 69.2 MB in the beginning and 136.3 MB in the end (delta: 67.1 MB). Free memory was 36.8 MB in the beginning and 64.9 MB in the end (delta: -28.0 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:12,308 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 52.4 MB. Free memory was 34.1 MB in the beginning and 34.1 MB in the end (delta: 46.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:06:12,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5680.49 ms. Allocated memory was 69.2 MB in the beginning and 136.3 MB in the end (delta: 67.1 MB). Free memory was 36.5 MB in the beginning and 64.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:12,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 52.4 MB. Free memory was 34.1 MB in the beginning and 34.1 MB in the end (delta: 46.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5680.49 ms. Allocated memory was 69.2 MB in the beginning and 136.3 MB in the end (delta: 67.1 MB). Free memory was 36.5 MB in the beginning and 64.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12189]: 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...