./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.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 242fd350d6cce7cade342534ff40cdd2ee4b47a1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.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 242fd350d6cce7cade342534ff40cdd2ee4b47a1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:40:00,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:40:00,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:40:00,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:40:00,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:40:00,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:40:00,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:40:00,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:40:00,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:40:00,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:40:00,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:40:00,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:40:00,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:40:00,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:40:00,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:40:00,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:40:00,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:40:00,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:40:00,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:40:00,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:40:00,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:40:00,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:40:00,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:40:00,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:40:00,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:40:00,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:40:00,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:40:00,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:40:00,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:40:00,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:40:00,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:40:00,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:40:00,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:40:00,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:40:00,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:40:00,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:40:00,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:40:00,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:40:00,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:40:00,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:40:00,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:40:00,863 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:40:00,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:40:00,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:40:00,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:40:00,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:40:00,911 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:40:00,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:40:00,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:40:00,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:40:00,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:40:00,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:40:00,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:40:00,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:40:00,919 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:40:00,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:40:00,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:40:00,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:40:00,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:40:00,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:40:00,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:40:00,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:40:00,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:40:00,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:40:00,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:40:00,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:40:00,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:40:00,926 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:40:00,929 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 -> 242fd350d6cce7cade342534ff40cdd2ee4b47a1 [2019-11-27 17:40:01,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:40:01,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:40:01,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:40:01,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:40:01,594 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:40:01,595 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i [2019-11-27 17:40:01,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e0e067ff/98ef43f3fd134f508205960148bfcdaa/FLAGb4ec3dba1 [2019-11-27 17:40:03,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:40:03,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i [2019-11-27 17:40:03,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e0e067ff/98ef43f3fd134f508205960148bfcdaa/FLAGb4ec3dba1 [2019-11-27 17:40:03,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e0e067ff/98ef43f3fd134f508205960148bfcdaa [2019-11-27 17:40:03,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:40:03,969 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:40:03,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:40:03,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:40:03,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:40:03,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:40:03" (1/1) ... [2019-11-27 17:40:03,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@569d35d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:03, skipping insertion in model container [2019-11-27 17:40:03,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:40:03" (1/1) ... [2019-11-27 17:40:04,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:40:04,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:40:14,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:40:14,948 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:40:15,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:40:19,070 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:40:19,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19 WrapperNode [2019-11-27 17:40:19,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:40:19,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:40:19,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:40:19,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:40:19,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19" (1/1) ... [2019-11-27 17:40:19,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19" (1/1) ... [2019-11-27 17:40:20,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:40:20,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:40:20,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:40:20,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:40:20,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19" (1/1) ... [2019-11-27 17:40:20,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19" (1/1) ... [2019-11-27 17:40:20,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19" (1/1) ... [2019-11-27 17:40:20,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19" (1/1) ... [2019-11-27 17:40:20,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19" (1/1) ... [2019-11-27 17:40:21,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19" (1/1) ... [2019-11-27 17:40:21,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:19" (1/1) ... [2019-11-27 17:40:21,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:40:21,358 INFO L168 Benchmark]: Toolchain (without parser) took 17385.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 942.9 MB in the beginning and 706.3 MB in the end (delta: 236.7 MB). Peak memory consumption was 236.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:40:21,362 INFO L168 Benchmark]: CDTParser took 1.90 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:40:21,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 15093.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 942.9 MB in the beginning and 871.2 MB in the end (delta: 71.8 MB). Peak memory consumption was 305.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:40:21,366 INFO L168 Benchmark]: Boogie Procedure Inliner took 1154.27 ms. Allocated memory is still 1.0 GB. Free memory was 871.2 MB in the beginning and 785.9 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:40:21,374 INFO L168 Benchmark]: Boogie Preprocessor took 1122.15 ms. Allocated memory is still 1.0 GB. Free memory was 785.9 MB in the beginning and 706.3 MB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:40:21,382 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 15093.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 942.9 MB in the beginning and 871.2 MB in the end (delta: 71.8 MB). Peak memory consumption was 305.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1154.27 ms. Allocated memory is still 1.0 GB. Free memory was 871.2 MB in the beginning and 785.9 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1122.15 ms. Allocated memory is still 1.0 GB. Free memory was 785.9 MB in the beginning and 706.3 MB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:40:25,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:40:25,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:40:25,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:40:25,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:40:25,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:40:25,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:40:25,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:40:25,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:40:25,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:40:25,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:40:25,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:40:25,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:40:25,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:40:25,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:40:25,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:40:25,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:40:25,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:40:25,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:40:25,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:40:25,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:40:25,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:40:25,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:40:25,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:40:25,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:40:25,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:40:25,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:40:25,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:40:25,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:40:25,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:40:25,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:40:25,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:40:25,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:40:25,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:40:25,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:40:25,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:40:25,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:40:25,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:40:25,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:40:25,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:40:25,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:40:25,906 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:40:25,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:40:25,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:40:25,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:40:25,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:40:25,965 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:40:25,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:40:25,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:40:25,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:40:25,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:40:25,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:40:25,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:40:25,972 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:40:25,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:40:25,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:40:25,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:40:25,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:40:25,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:40:25,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:40:25,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:40:25,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:40:25,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:40:25,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:40:25,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:40:25,982 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:40:25,982 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:40:25,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:40:25,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:40:25,983 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:40:25,984 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 -> 242fd350d6cce7cade342534ff40cdd2ee4b47a1 [2019-11-27 17:40:26,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:40:26,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:40:26,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:40:26,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:40:26,675 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:40:26,677 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i [2019-11-27 17:40:26,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d82afdd/f4f139fca057430f91fc4ab540475889/FLAG10e47424f [2019-11-27 17:40:28,855 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:40:28,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i [2019-11-27 17:40:28,993 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d82afdd/f4f139fca057430f91fc4ab540475889/FLAG10e47424f [2019-11-27 17:40:29,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d82afdd/f4f139fca057430f91fc4ab540475889 [2019-11-27 17:40:29,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:40:29,045 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:40:29,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:40:29,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:40:29,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:40:29,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:40:29" (1/1) ... [2019-11-27 17:40:29,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5711e6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:29, skipping insertion in model container [2019-11-27 17:40:29,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:40:29" (1/1) ... [2019-11-27 17:40:29,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:40:29,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:40:38,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:40:38,365 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:40:39,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:40:42,391 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:40:42,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42 WrapperNode [2019-11-27 17:40:42,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:40:42,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:40:42,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:40:42,395 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:40:42,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42" (1/1) ... [2019-11-27 17:40:42,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42" (1/1) ... [2019-11-27 17:40:43,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:40:43,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:40:43,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:40:43,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:40:43,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42" (1/1) ... [2019-11-27 17:40:43,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42" (1/1) ... [2019-11-27 17:40:43,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42" (1/1) ... [2019-11-27 17:40:43,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42" (1/1) ... [2019-11-27 17:40:44,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42" (1/1) ... [2019-11-27 17:40:44,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42" (1/1) ... [2019-11-27 17:40:44,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:40:42" (1/1) ... [2019-11-27 17:40:45,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:40:45,226 INFO L168 Benchmark]: Toolchain (without parser) took 16176.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 893.0 MB in the end (delta: 51.4 MB). Peak memory consumption was 332.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:40:45,234 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:40:45,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13346.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 831.8 MB in the end (delta: 112.5 MB). Peak memory consumption was 307.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:40:45,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 1127.51 ms. Allocated memory is still 1.0 GB. Free memory was 831.8 MB in the beginning and 752.8 MB in the end (delta: 79.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:40:45,241 INFO L168 Benchmark]: Boogie Preprocessor took 1694.33 ms. Allocated memory is still 1.0 GB. Free memory was 752.8 MB in the beginning and 893.0 MB in the end (delta: -140.2 MB). Peak memory consumption was 140.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:40:45,257 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 13346.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 831.8 MB in the end (delta: 112.5 MB). Peak memory consumption was 307.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1127.51 ms. Allocated memory is still 1.0 GB. Free memory was 831.8 MB in the beginning and 752.8 MB in the end (delta: 79.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1694.33 ms. Allocated memory is still 1.0 GB. Free memory was 752.8 MB in the beginning and 893.0 MB in the end (delta: -140.2 MB). Peak memory consumption was 140.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...