./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-cx88-cx8800.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_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/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 e431f60213f87ee29e5be7b8dfa9ef57dd2da12d .............................................................................................................................. 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_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/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 e431f60213f87ee29e5be7b8dfa9ef57dd2da12d ................................................................................................................................ 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 03:03:13,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:03:13,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:03:13,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:03:13,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:03:13,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:03:13,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:03:13,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:03:13,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:03:13,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:03:13,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:03:13,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:03:13,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:03:13,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:03:13,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:03:13,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:03:13,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:03:13,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:03:13,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:03:13,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:03:13,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:03:13,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:03:13,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:03:13,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:03:13,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:03:13,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:03:13,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:03:13,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:03:13,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:03:13,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:03:13,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:03:13,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:03:13,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:03:13,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:03:13,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:03:13,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:03:13,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:03:13,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:03:13,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:03:13,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:03:13,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:03:13,350 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:03:13,380 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:03:13,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:03:13,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:03:13,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:03:13,382 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:03:13,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:03:13,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:03:13,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:03:13,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:03:13,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:03:13,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:03:13,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:03:13,384 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:03:13,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:03:13,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:03:13,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:03:13,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:03:13,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:03:13,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:03:13,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:03:13,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:03:13,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:03:13,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:03:13,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:03:13,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:03:13,387 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:03:13,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:03:13,387 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_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e431f60213f87ee29e5be7b8dfa9ef57dd2da12d [2020-11-28 03:03:13,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:03:13,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:03:13,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:03:13,756 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:03:13,758 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:03:13,759 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 03:03:13,828 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data/a58bd1aae/650715dfdb474e4eabdfe620572f0ffb/FLAG98d397379 [2020-11-28 03:03:15,011 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:03:15,012 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 03:03:15,115 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data/a58bd1aae/650715dfdb474e4eabdfe620572f0ffb/FLAG98d397379 [2020-11-28 03:03:15,280 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data/a58bd1aae/650715dfdb474e4eabdfe620572f0ffb [2020-11-28 03:03:15,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:03:15,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:03:15,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:15,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:03:15,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:03:15,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:15" (1/1) ... [2020-11-28 03:03:15,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cada0d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:15, skipping insertion in model container [2020-11-28 03:03:15,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:15" (1/1) ... [2020-11-28 03:03:15,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:03:15,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:03:18,405 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:03:18,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59bc3fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18, skipping insertion in model container [2020-11-28 03:03:18,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:18,411 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:03:18,415 INFO L168 Benchmark]: Toolchain (without parser) took 3127.39 ms. Allocated memory was 130.0 MB in the beginning and 199.2 MB in the end (delta: 69.2 MB). Free memory was 78.7 MB in the beginning and 130.4 MB in the end (delta: -51.7 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:18,417 INFO L168 Benchmark]: CDTParser took 1.48 ms. Allocated memory is still 88.1 MB. Free memory was 50.4 MB in the beginning and 50.4 MB in the end (delta: 35.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:03:18,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3124.04 ms. Allocated memory was 130.0 MB in the beginning and 199.2 MB in the end (delta: 69.2 MB). Free memory was 78.7 MB in the beginning and 130.4 MB in the end (delta: -51.7 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:18,423 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 ms. Allocated memory is still 88.1 MB. Free memory was 50.4 MB in the beginning and 50.4 MB in the end (delta: 35.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3124.04 ms. Allocated memory was 130.0 MB in the beginning and 199.2 MB in the end (delta: 69.2 MB). Free memory was 78.7 MB in the beginning and 130.4 MB in the end (delta: -51.7 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9724]: 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 03:03:20,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:03:20,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:03:20,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:03:20,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:03:20,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:03:20,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:03:20,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:03:20,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:03:20,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:03:20,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:03:20,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:03:20,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:03:20,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:03:20,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:03:20,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:03:20,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:03:20,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:03:20,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:03:20,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:03:20,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:03:20,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:03:20,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:03:20,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:03:20,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:03:20,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:03:20,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:03:20,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:03:20,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:03:20,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:03:20,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:03:20,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:03:20,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:03:20,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:03:20,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:03:20,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:03:20,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:03:20,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:03:20,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:03:20,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:03:20,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:03:20,976 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:03:21,035 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:03:21,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:03:21,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:03:21,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:03:21,037 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:03:21,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:03:21,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:03:21,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:03:21,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:03:21,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:03:21,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:03:21,039 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:03:21,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:03:21,039 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:03:21,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:03:21,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:03:21,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:03:21,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:03:21,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:03:21,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:03:21,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:03:21,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:03:21,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:03:21,044 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:03:21,044 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:03:21,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:03:21,045 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:03:21,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:03:21,046 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:03:21,046 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_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e431f60213f87ee29e5be7b8dfa9ef57dd2da12d [2020-11-28 03:03:21,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:03:21,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:03:21,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:03:21,508 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:03:21,509 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:03:21,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 03:03:21,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data/1d395ad7e/387831f747f34d98b5b9137407b6c41b/FLAG5918311dd [2020-11-28 03:03:22,914 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:03:22,916 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 03:03:23,032 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data/1d395ad7e/387831f747f34d98b5b9137407b6c41b/FLAG5918311dd [2020-11-28 03:03:23,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16eb3fb4-0dc6-4d5d-bd9a-99c818eae509/bin/uautomizer/data/1d395ad7e/387831f747f34d98b5b9137407b6c41b [2020-11-28 03:03:23,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:03:23,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:03:23,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:23,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:03:23,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:03:23,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:23" (1/1) ... [2020-11-28 03:03:23,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@558c0f4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:23, skipping insertion in model container [2020-11-28 03:03:23,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:23" (1/1) ... [2020-11-28 03:03:23,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:03:23,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:03:26,655 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:03:26,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@252e0d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:26, skipping insertion in model container [2020-11-28 03:03:26,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:26,656 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:03:26,659 INFO L168 Benchmark]: Toolchain (without parser) took 3113.33 ms. Allocated memory was 69.2 MB in the beginning and 132.1 MB in the end (delta: 62.9 MB). Free memory was 42.4 MB in the beginning and 74.4 MB in the end (delta: -32.0 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:26,660 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 37.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:03:26,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3109.94 ms. Allocated memory was 69.2 MB in the beginning and 132.1 MB in the end (delta: 62.9 MB). Free memory was 42.2 MB in the beginning and 74.4 MB in the end (delta: -32.2 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:26,664 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 37.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3109.94 ms. Allocated memory was 69.2 MB in the beginning and 132.1 MB in the end (delta: 62.9 MB). Free memory was 42.2 MB in the beginning and 74.4 MB in the end (delta: -32.2 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9724]: 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...