./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.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-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.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 000266d1ff8e4d6f60c9fa95c9a128823f423eeb ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.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 000266d1ff8e4d6f60c9fa95c9a128823f423eeb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:42:36,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:42:36,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:42:36,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:42:36,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:42:36,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:42:36,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:42:36,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:42:36,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:42:36,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:42:36,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:42:36,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:42:36,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:42:36,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:42:36,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:42:36,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:42:36,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:42:36,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:42:36,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:42:36,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:42:36,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:42:36,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:42:36,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:42:36,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:42:36,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:42:36,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:42:36,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:42:36,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:42:36,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:42:36,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:42:36,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:42:36,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:42:36,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:42:36,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:42:36,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:42:36,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:42:36,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:42:36,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:42:36,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:42:36,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:42:36,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:42:36,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 16:42:36,990 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:42:36,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:42:36,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:42:37,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:42:37,002 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:42:37,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:42:37,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:42:37,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:42:37,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:42:37,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:42:37,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:42:37,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:42:37,008 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:42:37,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:42:37,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:42:37,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:42:37,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:42:37,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:42:37,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:42:37,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:42:37,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:42:37,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:42:37,016 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:42:37,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:42:37,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:42:37,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:42:37,018 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 -> 000266d1ff8e4d6f60c9fa95c9a128823f423eeb [2019-11-27 16:42:37,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:42:37,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:42:37,730 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:42:37,735 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:42:37,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:42:37,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-11-27 16:42:37,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08835a298/d121629560334a95b93d082c112e12ca/FLAGba9785a1a [2019-11-27 16:42:39,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:42:39,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-11-27 16:42:40,078 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08835a298/d121629560334a95b93d082c112e12ca/FLAGba9785a1a [2019-11-27 16:42:40,117 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08835a298/d121629560334a95b93d082c112e12ca [2019-11-27 16:42:40,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:42:40,133 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:42:40,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:40,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:42:40,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:42:40,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:40" (1/1) ... [2019-11-27 16:42:40,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eb414fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:40, skipping insertion in model container [2019-11-27 16:42:40,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:40" (1/1) ... [2019-11-27 16:42:40,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:42:40,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:42:44,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:42:44,642 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:42:45,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:42:47,705 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:42:47,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47 WrapperNode [2019-11-27 16:42:47,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:47,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:42:47,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:42:47,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:42:47,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47" (1/1) ... [2019-11-27 16:42:47,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47" (1/1) ... [2019-11-27 16:42:49,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:42:49,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:42:49,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:42:49,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:42:49,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47" (1/1) ... [2019-11-27 16:42:49,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47" (1/1) ... [2019-11-27 16:42:49,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47" (1/1) ... [2019-11-27 16:42:49,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47" (1/1) ... [2019-11-27 16:42:50,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47" (1/1) ... [2019-11-27 16:42:50,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47" (1/1) ... [2019-11-27 16:42:50,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:47" (1/1) ... [2019-11-27 16:42:51,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:42:51,253 INFO L168 Benchmark]: Toolchain (without parser) took 11112.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 861.8 MB in the end (delta: 92.7 MB). Peak memory consumption was 343.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:51,254 INFO L168 Benchmark]: CDTParser took 2.12 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:42:51,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7571.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 884.5 MB in the end (delta: 70.1 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:51,258 INFO L168 Benchmark]: Boogie Procedure Inliner took 1318.77 ms. Allocated memory is still 1.0 GB. Free memory was 884.5 MB in the beginning and 762.1 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:51,263 INFO L168 Benchmark]: Boogie Preprocessor took 2214.69 ms. Allocated memory is still 1.0 GB. Free memory was 762.1 MB in the beginning and 861.8 MB in the end (delta: -99.8 MB). Peak memory consumption was 150.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:51,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.12 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 7571.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 884.5 MB in the end (delta: 70.1 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1318.77 ms. Allocated memory is still 1.0 GB. Free memory was 884.5 MB in the beginning and 762.1 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2214.69 ms. Allocated memory is still 1.0 GB. Free memory was 762.1 MB in the beginning and 861.8 MB in the end (delta: -99.8 MB). Peak memory consumption was 150.7 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 16:42:55,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:42:55,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:42:55,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:42:55,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:42:55,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:42:55,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:42:55,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:42:55,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:42:55,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:42:55,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:42:55,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:42:55,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:42:55,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:42:55,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:42:55,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:42:55,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:42:55,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:42:55,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:42:55,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:42:55,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:42:55,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:42:55,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:42:55,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:42:55,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:42:55,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:42:55,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:42:55,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:42:55,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:42:55,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:42:55,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:42:55,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:42:55,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:42:55,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:42:55,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:42:55,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:42:55,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:42:55,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:42:55,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:42:55,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:42:55,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:42:55,603 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 16:42:55,644 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:42:55,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:42:55,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:42:55,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:42:55,661 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:42:55,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:42:55,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:42:55,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:42:55,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:42:55,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:42:55,664 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:42:55,665 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:42:55,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:42:55,668 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:42:55,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:42:55,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:42:55,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:42:55,669 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:42:55,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:42:55,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:42:55,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:42:55,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:42:55,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:42:55,682 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:42:55,683 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:42:55,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:42:55,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:42:55,685 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 16:42:55,685 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 -> 000266d1ff8e4d6f60c9fa95c9a128823f423eeb [2019-11-27 16:42:56,268 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:42:56,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:42:56,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:42:56,318 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:42:56,321 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:42:56,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-11-27 16:42:56,480 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0927ebcad/f0769dee879f448d91e17e29c5d9d9a2/FLAG2c34300fe [2019-11-27 16:42:58,316 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:42:58,320 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-11-27 16:42:58,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0927ebcad/f0769dee879f448d91e17e29c5d9d9a2/FLAG2c34300fe [2019-11-27 16:42:58,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0927ebcad/f0769dee879f448d91e17e29c5d9d9a2 [2019-11-27 16:42:58,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:42:58,485 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:42:58,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:58,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:42:58,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:42:58,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:58" (1/1) ... [2019-11-27 16:42:58,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59644eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:58, skipping insertion in model container [2019-11-27 16:42:58,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:58" (1/1) ... [2019-11-27 16:42:58,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:42:58,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:43:03,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:43:03,690 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:43:04,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:43:06,610 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:43:06,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06 WrapperNode [2019-11-27 16:43:06,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:43:06,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:43:06,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:43:06,616 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:43:06,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06" (1/1) ... [2019-11-27 16:43:06,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06" (1/1) ... [2019-11-27 16:43:07,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:43:07,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:43:07,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:43:07,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:43:07,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06" (1/1) ... [2019-11-27 16:43:07,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06" (1/1) ... [2019-11-27 16:43:08,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06" (1/1) ... [2019-11-27 16:43:08,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06" (1/1) ... [2019-11-27 16:43:09,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06" (1/1) ... [2019-11-27 16:43:09,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06" (1/1) ... [2019-11-27 16:43:09,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:43:06" (1/1) ... [2019-11-27 16:43:09,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:43:09,730 INFO L168 Benchmark]: Toolchain (without parser) took 11241.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 855.7 MB in the end (delta: 100.3 MB). Peak memory consumption was 328.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:43:09,731 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:43:09,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8121.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.7 MB in the end (delta: 105.3 MB). Peak memory consumption was 272.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:43:09,736 INFO L168 Benchmark]: Boogie Procedure Inliner took 1153.01 ms. Allocated memory is still 1.0 GB. Free memory was 850.7 MB in the beginning and 733.9 MB in the end (delta: 116.7 MB). Peak memory consumption was 116.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:43:09,741 INFO L168 Benchmark]: Boogie Preprocessor took 1954.32 ms. Allocated memory is still 1.0 GB. Free memory was 733.9 MB in the beginning and 855.7 MB in the end (delta: -121.7 MB). Peak memory consumption was 106.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:43:09,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8121.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.7 MB in the end (delta: 105.3 MB). Peak memory consumption was 272.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1153.01 ms. Allocated memory is still 1.0 GB. Free memory was 850.7 MB in the beginning and 733.9 MB in the end (delta: 116.7 MB). Peak memory consumption was 116.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1954.32 ms. Allocated memory is still 1.0 GB. Free memory was 733.9 MB in the beginning and 855.7 MB in the end (delta: -121.7 MB). Peak memory consumption was 106.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...