./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-cx25821-cx25821.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 13b1387e53a725bcd3fcc257d7ebaa2454a83aaf ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 13b1387e53a725bcd3fcc257d7ebaa2454a83aaf ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 19:53:12,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:53:12,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:53:12,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:53:12,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:53:12,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:53:12,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:53:12,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:53:12,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:53:12,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:53:12,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:53:12,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:53:12,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:53:12,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:53:12,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:53:12,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:53:12,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:53:12,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:53:12,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:53:12,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:53:12,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:53:12,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:53:12,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:53:12,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:53:12,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:53:12,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:53:12,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:53:12,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:53:12,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:53:12,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:53:12,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:53:12,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:53:12,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:53:12,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:53:12,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:53:12,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:53:12,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:53:12,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:53:12,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:53:12,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:53:12,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:53:12,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:53:12,704 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:53:12,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:53:12,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:53:12,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:53:12,707 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:53:12,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:53:12,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:53:12,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:53:12,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:53:12,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:53:12,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:53:12,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:53:12,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:53:12,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:53:12,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:53:12,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:53:12,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:53:12,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:53:12,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:53:12,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:53:12,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:53:12,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:53:12,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:53:12,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:53:12,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:53:12,715 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:53:12,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:53:12,715 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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(__VERIFIER_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 -> 13b1387e53a725bcd3fcc257d7ebaa2454a83aaf [2019-11-28 19:53:13,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:53:13,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:53:13,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:53:13,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:53:13,041 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:53:13,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-28 19:53:13,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/729d8e5f4/43aca9287ce64d5896d7227f83bfcd11/FLAGf4c2b3bca [2019-11-28 19:53:13,990 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:53:13,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-28 19:53:14,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/729d8e5f4/43aca9287ce64d5896d7227f83bfcd11/FLAGf4c2b3bca [2019-11-28 19:53:14,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/729d8e5f4/43aca9287ce64d5896d7227f83bfcd11 [2019-11-28 19:53:14,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:53:14,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:53:14,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:53:14,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:53:14,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:53:14,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:53:14" (1/1) ... [2019-11-28 19:53:14,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56ff9517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:53:14, skipping insertion in model container [2019-11-28 19:53:14,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:53:14" (1/1) ... [2019-11-28 19:53:14,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:53:14,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:53:19,461 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:53:19,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3632ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:53:19, skipping insertion in model container [2019-11-28 19:53:19,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:53:19,464 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:53:19,469 INFO L168 Benchmark]: Toolchain (without parser) took 5040.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 940.1 MB in the beginning and 982.6 MB in the end (delta: -42.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. [2019-11-28 19:53:19,469 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:53:19,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5036.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 940.1 MB in the beginning and 982.6 MB in the end (delta: -42.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. [2019-11-28 19:53:19,474 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 5036.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 940.1 MB in the beginning and 982.6 MB in the end (delta: -42.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13437]: 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 0.1.25-f470102 [2019-11-28 19:53:21,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:53:21,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:53:21,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:53:21,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:53:21,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:53:21,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:53:21,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:53:21,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:53:21,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:53:21,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:53:21,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:53:21,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:53:21,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:53:21,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:53:21,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:53:21,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:53:21,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:53:21,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:53:21,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:53:21,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:53:21,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:53:21,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:53:21,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:53:21,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:53:21,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:53:21,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:53:21,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:53:21,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:53:21,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:53:21,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:53:21,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:53:21,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:53:21,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:53:21,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:53:21,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:53:21,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:53:21,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:53:21,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:53:21,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:53:21,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:53:21,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 19:53:21,168 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:53:21,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:53:21,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:53:21,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:53:21,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:53:21,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:53:21,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:53:21,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:53:21,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:53:21,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:53:21,173 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 19:53:21,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 19:53:21,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:53:21,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:53:21,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:53:21,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:53:21,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:53:21,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:53:21,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:53:21,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:53:21,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:53:21,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:53:21,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:53:21,176 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 19:53:21,177 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 19:53:21,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:53:21,177 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:53:21,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:53:21,178 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 19:53:21,178 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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(__VERIFIER_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 -> 13b1387e53a725bcd3fcc257d7ebaa2454a83aaf [2019-11-28 19:53:21,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:53:21,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:53:21,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:53:21,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:53:21,545 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:53:21,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-28 19:53:21,604 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a036856f/55f85b7b0f994727bb87e4a951f6f138/FLAG43e363a72 [2019-11-28 19:53:22,539 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:53:22,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-28 19:53:22,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a036856f/55f85b7b0f994727bb87e4a951f6f138/FLAG43e363a72 [2019-11-28 19:53:22,962 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a036856f/55f85b7b0f994727bb87e4a951f6f138 [2019-11-28 19:53:22,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:53:22,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:53:22,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:53:22,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:53:22,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:53:22,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:53:22" (1/1) ... [2019-11-28 19:53:22,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da5c581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:53:22, skipping insertion in model container [2019-11-28 19:53:22,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:53:22" (1/1) ... [2019-11-28 19:53:22,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:53:23,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:53:27,409 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:53:27,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7aa5a1b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:53:27, skipping insertion in model container [2019-11-28 19:53:27,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:53:27,411 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:53:27,414 INFO L168 Benchmark]: Toolchain (without parser) took 4444.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 938.7 MB in the beginning and 959.8 MB in the end (delta: -21.1 MB). Peak memory consumption was 117.7 MB. Max. memory is 11.5 GB. [2019-11-28 19:53:27,415 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:53:27,416 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4438.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 938.7 MB in the beginning and 959.8 MB in the end (delta: -21.1 MB). Peak memory consumption was 117.7 MB. Max. memory is 11.5 GB. [2019-11-28 19:53:27,418 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4438.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 938.7 MB in the beginning and 959.8 MB in the end (delta: -21.1 MB). Peak memory consumption was 117.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13437]: 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...