./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.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_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3496514ebf695c0e47c992b2623dbf4c4c0085d4 .......................................................................................................................................... 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_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3496514ebf695c0e47c992b2623dbf4c4c0085d4 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:04:41,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:41,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:41,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:41,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:41,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:41,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:41,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:41,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:41,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:41,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:41,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:41,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:41,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:41,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:41,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:41,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:41,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:41,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:41,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:41,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:41,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:41,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:41,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:41,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:41,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:41,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:41,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:41,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:41,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:41,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:41,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:41,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:41,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:41,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:41,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:41,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:41,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:41,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:41,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:41,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:41,335 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:04:41,364 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:41,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:41,370 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:41,370 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:41,370 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:41,370 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:41,371 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:04:41,371 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:41,371 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:41,371 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:04:41,372 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:04:41,373 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:41,373 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:04:41,373 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:04:41,373 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:04:41,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:41,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:04:41,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:41,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:04:41,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:41,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:04:41,376 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:41,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:04:41,376 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:41,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:04:41,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:41,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:41,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:41,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:41,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:41,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:41,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:04:41,378 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:04:41,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:04:41,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:04:41,379 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:41,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:41,380 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:04:41,380 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3496514ebf695c0e47c992b2623dbf4c4c0085d4 [2020-11-22 13:04:41,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:41,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:41,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:41,693 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:41,694 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:41,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2020-11-22 13:04:41,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data/beae976c2/0bc48c5da4944419827318eef3389c0a/FLAG4f84f9b4a [2020-11-22 13:04:42,903 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:42,904 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2020-11-22 13:04:42,992 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data/beae976c2/0bc48c5da4944419827318eef3389c0a/FLAG4f84f9b4a [2020-11-22 13:04:43,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data/beae976c2/0bc48c5da4944419827318eef3389c0a [2020-11-22 13:04:43,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:43,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:43,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:43,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:43,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:43,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:43" (1/1) ... [2020-11-22 13:04:43,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b85d547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:43, skipping insertion in model container [2020-11-22 13:04:43,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:43" (1/1) ... [2020-11-22 13:04:43,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:43,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:44,668 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:04:47,509 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 13:04:47,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3bd90cb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:47, skipping insertion in model container [2020-11-22 13:04:47,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:47,511 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:04:47,514 INFO L168 Benchmark]: Toolchain (without parser) took 4406.03 ms. Allocated memory was 109.1 MB in the beginning and 211.8 MB in the end (delta: 102.8 MB). Free memory was 50.8 MB in the beginning and 87.6 MB in the end (delta: -36.8 MB). Peak memory consumption was 98.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:47,516 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 109.1 MB. Free memory was 65.9 MB in the beginning and 65.8 MB in the end (delta: 77.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:47,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4402.36 ms. Allocated memory was 109.1 MB in the beginning and 211.8 MB in the end (delta: 102.8 MB). Free memory was 50.5 MB in the beginning and 87.6 MB in the end (delta: -37.2 MB). Peak memory consumption was 98.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:47,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 109.1 MB. Free memory was 65.9 MB in the beginning and 65.8 MB in the end (delta: 77.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4402.36 ms. Allocated memory was 109.1 MB in the beginning and 211.8 MB in the end (delta: 102.8 MB). Free memory was 50.5 MB in the beginning and 87.6 MB in the end (delta: -37.2 MB). Peak memory consumption was 98.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10655]: 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 [2020-11-22 13:04:49,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:49,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:49,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:49,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:49,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:49,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:49,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:49,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:49,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:49,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:49,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:49,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:49,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:49,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:49,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:49,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:49,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:49,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:49,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:49,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:49,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:49,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:49,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:49,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:49,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:49,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:49,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:49,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:49,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:49,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:49,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:49,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:49,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:49,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:49,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:49,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:49,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:49,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:49,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:49,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:49,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:04:49,878 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:49,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:49,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:49,880 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:49,881 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:49,881 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:49,881 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:49,881 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:49,882 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:49,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:49,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:49,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:04:49,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:49,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:04:49,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:49,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:04:49,886 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:04:49,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:04:49,886 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:49,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:04:49,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:49,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:04:49,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:49,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:49,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:49,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:49,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:49,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:04:49,888 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:04:49,889 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:04:49,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:04:49,889 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:49,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:49,889 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3496514ebf695c0e47c992b2623dbf4c4c0085d4 [2020-11-22 13:04:50,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:50,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:50,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:50,289 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:50,290 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:50,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2020-11-22 13:04:50,364 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data/3fba9917e/98b6a98a386b48fdae7cade0cad92bf8/FLAG38f13eb58 [2020-11-22 13:04:51,713 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:51,714 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2020-11-22 13:04:51,795 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data/3fba9917e/98b6a98a386b48fdae7cade0cad92bf8/FLAG38f13eb58 [2020-11-22 13:04:51,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_349d3c19-30a2-4af8-be52-7bddc06322b2/bin/utaipan/data/3fba9917e/98b6a98a386b48fdae7cade0cad92bf8 [2020-11-22 13:04:51,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:51,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:51,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:51,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:51,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:51,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:51" (1/1) ... [2020-11-22 13:04:51,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cd8219f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:51, skipping insertion in model container [2020-11-22 13:04:51,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:51" (1/1) ... [2020-11-22 13:04:51,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:52,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:57,080 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 13:04:57,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6905128d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:57, skipping insertion in model container [2020-11-22 13:04:57,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:57,081 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:04:57,085 INFO L168 Benchmark]: Toolchain (without parser) took 5264.55 ms. Allocated memory was 75.5 MB in the beginning and 239.1 MB in the end (delta: 163.6 MB). Free memory was 39.9 MB in the beginning and 132.8 MB in the end (delta: -92.9 MB). Peak memory consumption was 133.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:57,087 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.3 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:57,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5261.92 ms. Allocated memory was 75.5 MB in the beginning and 239.1 MB in the end (delta: 163.6 MB). Free memory was 39.7 MB in the beginning and 132.8 MB in the end (delta: -93.1 MB). Peak memory consumption was 133.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:57,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.3 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5261.92 ms. Allocated memory was 75.5 MB in the beginning and 239.1 MB in the end (delta: 163.6 MB). Free memory was 39.7 MB in the beginning and 132.8 MB in the end (delta: -93.1 MB). Peak memory consumption was 133.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10655]: 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...