./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.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_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/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 3d9d2d211f44c370913f905fad50d8dddbd8f17d .............................................................................................................................. 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_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/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 3d9d2d211f44c370913f905fad50d8dddbd8f17d ................................................................................................................................ 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 00:06:02,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:06:02,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:06:02,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:06:02,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:06:02,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:06:02,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:06:02,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:06:02,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:06:02,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:06:02,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:06:02,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:06:02,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:06:02,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:06:02,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:06:02,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:06:02,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:06:02,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:06:02,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:06:02,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:06:02,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:06:02,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:06:02,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:06:02,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:06:02,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:06:02,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:06:02,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:06:02,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:06:02,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:06:02,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:06:02,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:06:02,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:06:02,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:06:02,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:06:02,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:06:02,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:06:02,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:06:02,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:06:02,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:06:02,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:06:02,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:06:02,445 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-30 00:06:02,472 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:06:02,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:06:02,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:06:02,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:06:02,474 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:06:02,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:06:02,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:06:02,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:06:02,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:06:02,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:06:02,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:06:02,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:06:02,476 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:06:02,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:06:02,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:06:02,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:06:02,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:06:02,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:06:02,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:06:02,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:06:02,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:06:02,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:06:02,479 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:06:02,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:06:02,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:06:02,480 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:06:02,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:06:02,480 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_82fb2fdf-4755-4d99-930d-a4fea7d861c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-11-30 00:06:02,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:06:02,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:06:02,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:06:02,879 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:06:02,880 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:06:02,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-30 00:06:02,999 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data/ebcfa11f8/1a9d24e26c7248d082deb2963fe457e6/FLAG094636191 [2020-11-30 00:06:04,422 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:06:04,423 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-30 00:06:04,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data/ebcfa11f8/1a9d24e26c7248d082deb2963fe457e6/FLAG094636191 [2020-11-30 00:06:04,572 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data/ebcfa11f8/1a9d24e26c7248d082deb2963fe457e6 [2020-11-30 00:06:04,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:06:04,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:06:04,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:06:04,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:06:04,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:06:04,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:06:04" (1/1) ... [2020-11-30 00:06:04,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331995d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:04, skipping insertion in model container [2020-11-30 00:06:04,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:06:04" (1/1) ... [2020-11-30 00:06:04,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:06:04,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:06:09,751 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:06:09,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21e4a0e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:09, skipping insertion in model container [2020-11-30 00:06:09,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:06:09,753 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:06:09,757 INFO L168 Benchmark]: Toolchain (without parser) took 5174.13 ms. Allocated memory was 107.0 MB in the beginning and 144.7 MB in the end (delta: 37.7 MB). Free memory was 74.4 MB in the beginning and 73.7 MB in the end (delta: 687.5 kB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:06:09,759 INFO L168 Benchmark]: CDTParser took 1.11 ms. Allocated memory is still 88.1 MB. Free memory is still 53.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:06:09,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5167.50 ms. Allocated memory was 107.0 MB in the beginning and 144.7 MB in the end (delta: 37.7 MB). Free memory was 74.1 MB in the beginning and 74.3 MB in the end (delta: -179.0 kB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:06:09,764 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11 ms. Allocated memory is still 88.1 MB. Free memory is still 53.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5167.50 ms. Allocated memory was 107.0 MB in the beginning and 144.7 MB in the end (delta: 37.7 MB). Free memory was 74.1 MB in the beginning and 74.3 MB in the end (delta: -179.0 kB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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 00:06:12,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:06:12,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:06:12,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:06:12,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:06:12,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:06:12,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:06:12,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:06:12,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:06:12,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:06:12,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:06:12,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:06:12,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:06:12,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:06:12,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:06:12,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:06:12,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:06:12,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:06:12,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:06:12,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:06:12,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:06:12,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:06:12,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:06:12,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:06:12,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:06:12,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:06:12,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:06:12,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:06:12,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:06:12,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:06:12,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:06:12,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:06:12,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:06:12,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:06:12,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:06:12,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:06:12,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:06:12,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:06:12,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:06:12,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:06:12,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:06:12,836 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-30 00:06:12,877 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:06:12,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:06:12,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:06:12,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:06:12,880 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:06:12,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:06:12,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:06:12,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:06:12,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:06:12,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:06:12,882 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:06:12,882 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:06:12,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:06:12,882 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:06:12,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:06:12,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:06:12,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:06:12,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:06:12,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:06:12,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:06:12,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:06:12,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:06:12,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:06:12,890 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 00:06:12,890 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:06:12,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:06:12,891 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:06:12,891 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:06:12,892 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-30 00:06:12,893 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_82fb2fdf-4755-4d99-930d-a4fea7d861c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-11-30 00:06:13,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:06:13,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:06:13,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:06:13,549 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:06:13,556 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:06:13,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-30 00:06:13,653 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data/47cacd257/a6e28afc59cf47a29922241a0c5e53ad/FLAG83256ef4a [2020-11-30 00:06:15,206 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:06:15,207 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-30 00:06:15,326 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data/47cacd257/a6e28afc59cf47a29922241a0c5e53ad/FLAG83256ef4a [2020-11-30 00:06:15,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82fb2fdf-4755-4d99-930d-a4fea7d861c9/bin/uautomizer/data/47cacd257/a6e28afc59cf47a29922241a0c5e53ad [2020-11-30 00:06:15,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:06:15,757 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:06:15,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:06:15,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:06:15,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:06:15,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:06:15" (1/1) ... [2020-11-30 00:06:15,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@375a0aee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:15, skipping insertion in model container [2020-11-30 00:06:15,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:06:15" (1/1) ... [2020-11-30 00:06:15,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:06:16,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:06:21,407 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:06:21,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@762ef900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:21, skipping insertion in model container [2020-11-30 00:06:21,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:06:21,409 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:06:21,413 INFO L168 Benchmark]: Toolchain (without parser) took 5652.83 ms. Allocated memory was 58.7 MB in the beginning and 127.9 MB in the end (delta: 69.2 MB). Free memory was 29.2 MB in the beginning and 62.2 MB in the end (delta: -33.1 MB). Peak memory consumption was 53.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:06:21,415 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 46.1 MB. Free memory is still 29.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:06:21,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5649.66 ms. Allocated memory was 58.7 MB in the beginning and 127.9 MB in the end (delta: 69.2 MB). Free memory was 28.9 MB in the beginning and 62.2 MB in the end (delta: -33.3 MB). Peak memory consumption was 53.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:06:21,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 46.1 MB. Free memory is still 29.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5649.66 ms. Allocated memory was 58.7 MB in the beginning and 127.9 MB in the end (delta: 69.2 MB). Free memory was 28.9 MB in the beginning and 62.2 MB in the end (delta: -33.3 MB). Peak memory consumption was 53.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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...