./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_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/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_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/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_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/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_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/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 [2020-11-28 03:07:44,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:07:44,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:07:45,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:07:45,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:07:45,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:07:45,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:07:45,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:07:45,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:07:45,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:07:45,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:07:45,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:07:45,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:07:45,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:07:45,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:07:45,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:07:45,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:07:45,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:07:45,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:07:45,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:07:45,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:07:45,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:07:45,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:07:45,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:07:45,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:07:45,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:07:45,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:07:45,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:07:45,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:07:45,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:07:45,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:07:45,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:07:45,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:07:45,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:07:45,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:07:45,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:07:45,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:07:45,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:07:45,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:07:45,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:07:45,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:07:45,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:07:45,200 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:07:45,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:07:45,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:07:45,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:07:45,202 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:07:45,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:07:45,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:07:45,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:07:45,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:07:45,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:07:45,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:07:45,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:07:45,205 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:07:45,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:07:45,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:07:45,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:07:45,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:07:45,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:07:45,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:07:45,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:07:45,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:07:45,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:07:45,207 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:07:45,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:07:45,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:07:45,207 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:07:45,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:07:45,207 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_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-11-28 03:07:45,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:07:45,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:07:45,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:07:45,529 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:07:45,529 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:07:45,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 03:07:45,626 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data/62bf20121/6b73d4fb47c84361b8cce9a095ee275f/FLAGbaa4b5627 [2020-11-28 03:07:46,740 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:07:46,740 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 03:07:46,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data/62bf20121/6b73d4fb47c84361b8cce9a095ee275f/FLAGbaa4b5627 [2020-11-28 03:07:47,050 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data/62bf20121/6b73d4fb47c84361b8cce9a095ee275f [2020-11-28 03:07:47,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:07:47,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:07:47,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:07:47,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:07:47,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:07:47,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:07:47" (1/1) ... [2020-11-28 03:07:47,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb4c510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:47, skipping insertion in model container [2020-11-28 03:07:47,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:07:47" (1/1) ... [2020-11-28 03:07:47,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:07:47,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:07:50,935 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:07:50,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48a0c9e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:50, skipping insertion in model container [2020-11-28 03:07:50,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:07:50,937 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:07:50,940 INFO L168 Benchmark]: Toolchain (without parser) took 3884.50 ms. Allocated memory was 104.9 MB in the beginning and 138.4 MB in the end (delta: 33.6 MB). Free memory was 72.6 MB in the beginning and 83.3 MB in the end (delta: -10.7 MB). Peak memory consumption was 65.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:07:50,942 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 79.7 MB. Free memory is still 39.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:07:50,944 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3882.21 ms. Allocated memory was 104.9 MB in the beginning and 138.4 MB in the end (delta: 33.6 MB). Free memory was 72.6 MB in the beginning and 83.3 MB in the end (delta: -10.7 MB). Peak memory consumption was 65.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:07:50,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 79.7 MB. Free memory is still 39.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3882.21 ms. Allocated memory was 104.9 MB in the beginning and 138.4 MB in the end (delta: 33.6 MB). Free memory was 72.6 MB in the beginning and 83.3 MB in the end (delta: -10.7 MB). Peak memory consumption was 65.1 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 [2020-11-28 03:07:53,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:07:53,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:07:53,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:07:53,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:07:53,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:07:53,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:07:53,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:07:53,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:07:53,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:07:53,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:07:53,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:07:53,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:07:53,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:07:53,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:07:53,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:07:53,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:07:53,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:07:53,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:07:53,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:07:53,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:07:53,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:07:53,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:07:53,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:07:53,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:07:53,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:07:53,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:07:53,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:07:53,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:07:53,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:07:53,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:07:53,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:07:53,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:07:53,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:07:53,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:07:53,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:07:53,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:07:53,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:07:53,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:07:53,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:07:53,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:07:53,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:07:53,357 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:07:53,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:07:53,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:07:53,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:07:53,359 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:07:53,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:07:53,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:07:53,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:07:53,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:07:53,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:07:53,361 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:07:53,361 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:07:53,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:07:53,361 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:07:53,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:07:53,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:07:53,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:07:53,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:07:53,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:07:53,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:07:53,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:07:53,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:07:53,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:07:53,364 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:07:53,364 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:07:53,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:07:53,364 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:07:53,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:07:53,365 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:07:53,365 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_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-11-28 03:07:53,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:07:53,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:07:53,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:07:53,790 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:07:53,791 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:07:53,792 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 03:07:53,861 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data/4fce6a2f8/10d849ce08da472e84444d90ad3489b3/FLAG686003d72 [2020-11-28 03:07:55,084 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:07:55,085 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 03:07:55,184 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data/4fce6a2f8/10d849ce08da472e84444d90ad3489b3/FLAG686003d72 [2020-11-28 03:07:55,274 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_74a51b12-0f08-4cf8-be1e-71f260e5bc3c/bin/uautomizer/data/4fce6a2f8/10d849ce08da472e84444d90ad3489b3 [2020-11-28 03:07:55,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:07:55,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:07:55,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:07:55,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:07:55,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:07:55,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:07:55" (1/1) ... [2020-11-28 03:07:55,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ea684f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:55, skipping insertion in model container [2020-11-28 03:07:55,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:07:55" (1/1) ... [2020-11-28 03:07:55,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:07:55,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:07:59,420 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:07:59,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d2fc785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:59, skipping insertion in model container [2020-11-28 03:07:59,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:07:59,421 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:07:59,426 INFO L168 Benchmark]: Toolchain (without parser) took 4144.65 ms. Allocated memory was 62.9 MB in the beginning and 130.0 MB in the end (delta: 67.1 MB). Free memory was 35.5 MB in the beginning and 70.3 MB in the end (delta: -34.8 MB). Peak memory consumption was 57.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:07:59,427 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 62.9 MB. Free memory was 44.1 MB in the beginning and 44.1 MB in the end (delta: 656 B). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:07:59,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4138.43 ms. Allocated memory was 62.9 MB in the beginning and 130.0 MB in the end (delta: 67.1 MB). Free memory was 35.4 MB in the beginning and 70.3 MB in the end (delta: -35.0 MB). Peak memory consumption was 57.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:07:59,432 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 62.9 MB. Free memory was 44.1 MB in the beginning and 44.1 MB in the end (delta: 656 B). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4138.43 ms. Allocated memory was 62.9 MB in the beginning and 130.0 MB in the end (delta: 67.1 MB). Free memory was 35.4 MB in the beginning and 70.3 MB in the end (delta: -35.0 MB). Peak memory consumption was 57.7 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...