./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-net-wireless-mwifiex-mwifiex.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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-spinlock_drivers-net-wireless-mwifiex-mwifiex.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5dc900c2b78148999283a7cd7d2589af76afe08e ......................................................................................................................... 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 -Xmx15G -Xms4m -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-spinlock_drivers-net-wireless-mwifiex-mwifiex.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5dc900c2b78148999283a7cd7d2589af76afe08e ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 05:33:23,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:33:23,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:33:23,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:33:23,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:33:23,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:33:23,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:33:23,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:33:23,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:33:23,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:33:23,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:33:23,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:33:23,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:33:23,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:33:23,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:33:23,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:33:23,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:33:23,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:33:23,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:33:23,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:33:23,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:33:23,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:33:23,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:33:23,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:33:23,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:33:23,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:33:23,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:33:23,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:33:23,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:33:23,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:33:23,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:33:23,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:33:23,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:33:23,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:33:23,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:33:23,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:33:23,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:33:23,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:33:23,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:33:23,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:33:23,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:33:23,963 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:33:24,011 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:33:24,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:33:24,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:33:24,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:33:24,015 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:33:24,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:33:24,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:33:24,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:33:24,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:33:24,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:33:24,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:33:24,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:33:24,018 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:33:24,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:33:24,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:33:24,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:33:24,020 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:33:24,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:33:24,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:33:24,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:33:24,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:33:24,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:33:24,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:33:24,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:33:24,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:33:24,022 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:33:24,023 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:33:24,023 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(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 -> 5dc900c2b78148999283a7cd7d2589af76afe08e [2020-10-20 05:33:24,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:33:24,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:33:24,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:33:24,313 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:33:24,314 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:33:24,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-10-20 05:33:24,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/410571f60/5f27169bf7dd4b57962953a464508db8/FLAGd1418a132 [2020-10-20 05:33:26,139 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:33:26,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-10-20 05:33:26,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/410571f60/5f27169bf7dd4b57962953a464508db8/FLAGd1418a132 [2020-10-20 05:33:26,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/410571f60/5f27169bf7dd4b57962953a464508db8 [2020-10-20 05:33:26,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:33:26,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:33:26,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:33:26,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:33:26,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:33:26,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:33:26" (1/1) ... [2020-10-20 05:33:26,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33743f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:33:26, skipping insertion in model container [2020-10-20 05:33:26,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:33:26" (1/1) ... [2020-10-20 05:33:26,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:33:27,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:33:33,597 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:33:33,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e818c2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:33:33, skipping insertion in model container [2020-10-20 05:33:33,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:33:33,600 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:33:33,604 INFO L168 Benchmark]: Toolchain (without parser) took 7283.66 ms. Allocated memory was 65.5 MB in the beginning and 108.0 MB in the end (delta: 42.5 MB). Free memory was 19.7 MB in the beginning and 16.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 47.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:33:33,605 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 33.0 MB. Free memory is still 18.1 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 05:33:33,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7272.40 ms. Allocated memory was 65.5 MB in the beginning and 108.0 MB in the end (delta: 42.5 MB). Free memory was 18.9 MB in the beginning and 16.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 14.3 GB. [2020-10-20 05:33:33,611 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 33.0 MB. Free memory is still 18.1 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 7272.40 ms. Allocated memory was 65.5 MB in the beginning and 108.0 MB in the end (delta: 42.5 MB). Free memory was 18.9 MB in the beginning and 16.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15821]: 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 0.1.25-9a8b2e8 [2020-10-20 05:33:35,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:33:35,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:33:35,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:33:35,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:33:35,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:33:35,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:33:35,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:33:35,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:33:35,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:33:35,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:33:35,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:33:35,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:33:35,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:33:35,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:33:35,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:33:35,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:33:35,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:33:35,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:33:35,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:33:35,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:33:35,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:33:35,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:33:35,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:33:35,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:33:35,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:33:35,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:33:35,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:33:35,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:33:35,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:33:35,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:33:35,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:33:35,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:33:35,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:33:35,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:33:35,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:33:35,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:33:35,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:33:35,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:33:35,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:33:35,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:33:35,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:33:35,853 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:33:35,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:33:35,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:33:35,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:33:35,857 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:33:35,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:33:35,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:33:35,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:33:35,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:33:35,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:33:35,859 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:33:35,859 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:33:35,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:33:35,860 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:33:35,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:33:35,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:33:35,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:33:35,861 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:33:35,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:33:35,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:33:35,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:33:35,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:33:35,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:33:35,863 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:33:35,863 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:33:35,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:33:35,864 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:33:35,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:33:35,864 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:33:35,864 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(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 -> 5dc900c2b78148999283a7cd7d2589af76afe08e [2020-10-20 05:33:36,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:33:36,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:33:36,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:33:36,093 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:33:36,093 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:33:36,094 INFO L432 ainManager$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-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-10-20 05:33:36,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43473dba8/22bafaf36ec142bf9e14a941743888fc/FLAG143e740d7 [2020-10-20 05:33:37,746 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:33:37,747 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-10-20 05:33:37,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43473dba8/22bafaf36ec142bf9e14a941743888fc/FLAG143e740d7 [2020-10-20 05:33:38,056 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43473dba8/22bafaf36ec142bf9e14a941743888fc [2020-10-20 05:33:38,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:33:38,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:33:38,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:33:38,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:33:38,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:33:38,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:33:38" (1/1) ... [2020-10-20 05:33:38,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a98a5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:33:38, skipping insertion in model container [2020-10-20 05:33:38,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:33:38" (1/1) ... [2020-10-20 05:33:38,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:33:38,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:33:46,000 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:33:46,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@366c7a8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:33:46, skipping insertion in model container [2020-10-20 05:33:46,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:33:46,003 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:33:46,008 INFO L168 Benchmark]: Toolchain (without parser) took 7945.94 ms. Allocated memory was 58.2 MB in the beginning and 110.6 MB in the end (delta: 52.4 MB). Free memory was 14.4 MB in the beginning and 42.1 MB in the end (delta: -27.7 MB). Peak memory consumption was 48.4 MB. Max. memory is 14.3 GB. [2020-10-20 05:33:46,010 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 29.4 MB. Free memory was 14.6 MB in the beginning and 14.5 MB in the end (delta: 39.8 kB). Peak memory consumption was 39.8 kB. Max. memory is 14.3 GB. [2020-10-20 05:33:46,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7936.34 ms. Allocated memory was 58.2 MB in the beginning and 110.6 MB in the end (delta: 52.4 MB). Free memory was 13.5 MB in the beginning and 42.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 14.3 GB. [2020-10-20 05:33:46,014 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 29.4 MB. Free memory was 14.6 MB in the beginning and 14.5 MB in the end (delta: 39.8 kB). Peak memory consumption was 39.8 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 7936.34 ms. Allocated memory was 58.2 MB in the beginning and 110.6 MB in the end (delta: 52.4 MB). Free memory was 13.5 MB in the beginning and 42.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15821]: 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...