./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_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/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_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/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_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/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_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/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 [2020-11-29 22:14:52,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:14:52,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:14:52,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:14:52,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:14:52,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:14:52,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:14:52,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:14:52,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:14:52,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:14:52,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:14:52,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:14:52,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:14:52,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:14:52,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:14:52,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:14:52,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:14:52,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:14:52,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:14:52,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:14:52,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:14:52,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:14:52,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:14:52,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:14:52,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:14:52,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:14:52,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:14:52,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:14:52,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:14:52,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:14:52,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:14:53,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:14:53,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:14:53,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:14:53,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:14:53,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:14:53,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:14:53,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:14:53,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:14:53,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:14:53,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:14:53,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 22:14:53,032 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:14:53,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:14:53,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:14:53,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:14:53,034 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:14:53,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:14:53,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:14:53,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:14:53,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:14:53,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:14:53,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:14:53,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:14:53,036 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:14:53,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:14:53,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:14:53,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:14:53,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:14:53,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:14:53,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:14:53,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:14:53,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:14:53,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:14:53,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:14:53,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:14:53,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:14:53,039 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:14:53,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:14:53,039 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_6286ecb9-d32f-4fb6-838a-f5b452b40af4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e431f60213f87ee29e5be7b8dfa9ef57dd2da12d [2020-11-29 22:14:53,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:14:53,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:14:53,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:14:53,324 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:14:53,325 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:14:53,326 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-29 22:14:53,402 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data/ee5c8c443/f84f7c8261034a448246975fd7575d0e/FLAG9aa37a46d [2020-11-29 22:14:54,534 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:14:54,536 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-29 22:14:54,637 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data/ee5c8c443/f84f7c8261034a448246975fd7575d0e/FLAG9aa37a46d [2020-11-29 22:14:54,767 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data/ee5c8c443/f84f7c8261034a448246975fd7575d0e [2020-11-29 22:14:54,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:14:54,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:14:54,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:14:54,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:14:54,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:14:54,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:14:54" (1/1) ... [2020-11-29 22:14:54,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93de118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:14:54, skipping insertion in model container [2020-11-29 22:14:54,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:14:54" (1/1) ... [2020-11-29 22:14:54,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:14:55,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:14:57,702 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 22:14:57,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4261a696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:14:57, skipping insertion in model container [2020-11-29 22:14:57,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:14:57,703 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 22:14:57,707 INFO L168 Benchmark]: Toolchain (without parser) took 2933.91 ms. Allocated memory was 107.0 MB in the beginning and 142.6 MB in the end (delta: 35.7 MB). Free memory was 57.3 MB in the beginning and 86.6 MB in the end (delta: -29.3 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. [2020-11-29 22:14:57,709 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 83.9 MB. Free memory was 41.6 MB in the beginning and 41.6 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:14:57,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2930.24 ms. Allocated memory was 107.0 MB in the beginning and 142.6 MB in the end (delta: 35.7 MB). Free memory was 57.3 MB in the beginning and 86.6 MB in the end (delta: -29.3 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. [2020-11-29 22:14:57,715 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 83.9 MB. Free memory was 41.6 MB in the beginning and 41.6 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2930.24 ms. Allocated memory was 107.0 MB in the beginning and 142.6 MB in the end (delta: 35.7 MB). Free memory was 57.3 MB in the beginning and 86.6 MB in the end (delta: -29.3 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 [2020-11-29 22:15:00,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:15:00,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:15:00,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:15:00,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:15:00,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:15:00,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:15:00,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:15:00,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:15:00,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:15:00,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:15:00,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:15:00,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:15:00,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:15:00,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:15:00,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:15:00,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:15:00,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:15:00,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:15:00,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:15:00,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:15:00,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:15:00,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:15:00,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:15:00,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:15:00,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:15:00,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:15:00,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:15:00,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:15:00,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:15:00,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:15:00,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:15:00,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:15:00,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:15:00,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:15:00,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:15:00,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:15:00,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:15:00,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:15:00,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:15:00,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:15:00,377 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 22:15:00,401 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:15:00,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:15:00,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:15:00,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:15:00,404 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:15:00,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:15:00,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:15:00,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:15:00,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:15:00,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:15:00,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 22:15:00,405 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 22:15:00,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:15:00,406 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:15:00,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:15:00,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:15:00,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:15:00,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:15:00,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:15:00,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:15:00,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:15:00,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:15:00,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:15:00,408 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 22:15:00,408 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 22:15:00,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:15:00,409 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:15:00,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:15:00,409 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 22:15:00,409 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_6286ecb9-d32f-4fb6-838a-f5b452b40af4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e431f60213f87ee29e5be7b8dfa9ef57dd2da12d [2020-11-29 22:15:00,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:15:00,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:15:00,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:15:00,867 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:15:00,869 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:15:00,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-29 22:15:00,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data/88a9011b6/e429233f05304fda9eccb7597ee84cee/FLAG88a3bfd51 [2020-11-29 22:15:02,213 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:15:02,214 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-29 22:15:02,304 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data/88a9011b6/e429233f05304fda9eccb7597ee84cee/FLAG88a3bfd51 [2020-11-29 22:15:02,325 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6286ecb9-d32f-4fb6-838a-f5b452b40af4/bin/uautomizer/data/88a9011b6/e429233f05304fda9eccb7597ee84cee [2020-11-29 22:15:02,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:15:02,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:15:02,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:15:02,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:15:02,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:15:02,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:15:02" (1/1) ... [2020-11-29 22:15:02,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56716e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:15:02, skipping insertion in model container [2020-11-29 22:15:02,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:15:02" (1/1) ... [2020-11-29 22:15:02,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:15:02,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:15:05,728 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 22:15:05,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@137d7b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:15:05, skipping insertion in model container [2020-11-29 22:15:05,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:15:05,729 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 22:15:05,733 INFO L168 Benchmark]: Toolchain (without parser) took 3399.55 ms. Allocated memory was 56.6 MB in the beginning and 107.0 MB in the end (delta: 50.3 MB). Free memory was 26.5 MB in the beginning and 44.3 MB in the end (delta: -17.7 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:15:05,736 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 39.1 MB in the beginning and 39.1 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:15:05,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3390.52 ms. Allocated memory was 56.6 MB in the beginning and 107.0 MB in the end (delta: 50.3 MB). Free memory was 26.4 MB in the beginning and 44.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:15:05,742 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 39.1 MB in the beginning and 39.1 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3390.52 ms. Allocated memory was 56.6 MB in the beginning and 107.0 MB in the end (delta: 50.3 MB). Free memory was 26.4 MB in the beginning and 44.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 38.1 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...