./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.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-pppox.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 329a67b526c66551561f04dd432b615a8a03b78a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-pppox.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 329a67b526c66551561f04dd432b615a8a03b78a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:42:37,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:42:37,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:42:37,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:42:37,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:42:37,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:42:37,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:42:37,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:42:37,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:42:37,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:42:37,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:42:37,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:42:37,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:42:37,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:42:37,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:42:37,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:42:37,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:42:37,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:42:37,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:42:37,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:42:37,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:42:37,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:42:37,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:42:37,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:42:37,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:42:37,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:42:37,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:42:37,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:42:37,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:42:37,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:42:37,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:42:37,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:42:37,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:42:37,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:42:37,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:42:37,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:42:37,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:42:37,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:42:37,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:42:37,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:42:37,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:42:37,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 16:42:37,898 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:42:37,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:42:37,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:42:37,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:42:37,912 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:42:37,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:42:37,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:42:37,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:42:37,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:42:37,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:42:37,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:42:37,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:42:37,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:42:37,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:42:37,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:42:37,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:42:37,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:42:37,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:42:37,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:42:37,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:42:37,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:42:37,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:42:37,927 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:42:37,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:42:37,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:42:37,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:42:37,928 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 -> 329a67b526c66551561f04dd432b615a8a03b78a [2019-11-27 16:42:38,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:42:38,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:42:38,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:42:38,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:42:38,479 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:42:38,480 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-11-27 16:42:38,636 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8fde72f/cebfd64ee05949b1914cfe615718aa85/FLAG2cc381e49 [2019-11-27 16:42:40,088 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:42:40,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-11-27 16:42:40,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8fde72f/cebfd64ee05949b1914cfe615718aa85/FLAG2cc381e49 [2019-11-27 16:42:40,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8fde72f/cebfd64ee05949b1914cfe615718aa85 [2019-11-27 16:42:40,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:42:40,282 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:42:40,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:40,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:42:40,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:42:40,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:40" (1/1) ... [2019-11-27 16:42:40,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba17225 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 16:42:40,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:40" (1/1) ... [2019-11-27 16:42:40,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:42:40,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:42:42,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:42:42,112 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:42:42,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:42:42,591 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:42:42,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42 WrapperNode [2019-11-27 16:42:42,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:42,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:42:42,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:42:42,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:42:42,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42" (1/1) ... [2019-11-27 16:42:42,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42" (1/1) ... [2019-11-27 16:42:42,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:42:42,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:42:42,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:42:42,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:42:42,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42" (1/1) ... [2019-11-27 16:42:42,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42" (1/1) ... [2019-11-27 16:42:42,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42" (1/1) ... [2019-11-27 16:42:42,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42" (1/1) ... [2019-11-27 16:42:42,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42" (1/1) ... [2019-11-27 16:42:42,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42" (1/1) ... [2019-11-27 16:42:42,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:42" (1/1) ... [2019-11-27 16:42:42,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:42:42,908 INFO L168 Benchmark]: Toolchain (without parser) took 2617.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 931.1 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:42,909 INFO L168 Benchmark]: CDTParser took 1.88 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 16:42:42,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2308.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 936.8 MB in the end (delta: 19.1 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:42,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.31 ms. Allocated memory is still 1.0 GB. Free memory is still 936.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:42:42,915 INFO L168 Benchmark]: Boogie Preprocessor took 125.68 ms. Allocated memory is still 1.0 GB. Free memory was 936.8 MB in the beginning and 931.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:42,926 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 2308.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 936.8 MB in the end (delta: 19.1 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.31 ms. Allocated memory is still 1.0 GB. Free memory is still 936.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.68 ms. Allocated memory is still 1.0 GB. Free memory was 936.8 MB in the beginning and 931.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 16:42:47,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:42:47,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:42:47,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:42:47,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:42:47,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:42:47,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:42:47,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:42:47,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:42:47,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:42:47,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:42:47,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:42:47,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:42:47,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:42:47,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:42:47,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:42:47,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:42:47,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:42:47,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:42:47,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:42:47,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:42:47,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:42:47,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:42:47,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:42:47,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:42:47,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:42:47,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:42:47,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:42:47,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:42:47,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:42:47,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:42:47,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:42:47,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:42:47,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:42:47,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:42:47,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:42:47,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:42:47,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:42:47,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:42:47,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:42:47,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:42:47,250 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 16:42:47,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:42:47,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:42:47,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:42:47,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:42:47,296 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:42:47,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:42:47,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:42:47,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:42:47,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:42:47,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:42:47,300 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:42:47,303 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:42:47,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:42:47,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:42:47,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:42:47,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:42:47,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:42:47,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:42:47,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:42:47,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:42:47,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:42:47,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:42:47,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:42:47,309 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:42:47,309 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:42:47,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:42:47,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:42:47,313 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 16:42:47,313 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 -> 329a67b526c66551561f04dd432b615a8a03b78a [2019-11-27 16:42:47,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:42:48,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:42:48,025 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:42:48,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:42:48,032 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:42:48,034 INFO L428 ainManager$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-pppox.ko.cil.out.i [2019-11-27 16:42:48,200 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a68dbc2b/4e53e5fc87c2411f9c9071d9bd89c7a5/FLAGaeb2169ae [2019-11-27 16:42:49,726 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:42:49,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-11-27 16:42:49,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a68dbc2b/4e53e5fc87c2411f9c9071d9bd89c7a5/FLAGaeb2169ae [2019-11-27 16:42:49,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a68dbc2b/4e53e5fc87c2411f9c9071d9bd89c7a5 [2019-11-27 16:42:49,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:42:49,855 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:42:49,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:49,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:42:49,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:42:49,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:49" (1/1) ... [2019-11-27 16:42:49,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53946a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:49, skipping insertion in model container [2019-11-27 16:42:49,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:49" (1/1) ... [2019-11-27 16:42:49,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:42:50,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:42:51,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:42:51,876 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:42:52,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:42:52,360 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:42:52,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52 WrapperNode [2019-11-27 16:42:52,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:52,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:42:52,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:42:52,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:42:52,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52" (1/1) ... [2019-11-27 16:42:52,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52" (1/1) ... [2019-11-27 16:42:52,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:42:52,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:42:52,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:42:52,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:42:52,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52" (1/1) ... [2019-11-27 16:42:52,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52" (1/1) ... [2019-11-27 16:42:52,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52" (1/1) ... [2019-11-27 16:42:52,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52" (1/1) ... [2019-11-27 16:42:52,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52" (1/1) ... [2019-11-27 16:42:52,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52" (1/1) ... [2019-11-27 16:42:52,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:52" (1/1) ... [2019-11-27 16:42:52,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:42:52,679 INFO L168 Benchmark]: Toolchain (without parser) took 2817.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 920.1 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:52,680 INFO L168 Benchmark]: CDTParser took 1.72 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 16:42:52,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2502.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 925.9 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:52,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.81 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:42:52,689 INFO L168 Benchmark]: Boogie Preprocessor took 127.05 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:42:52,698 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 2502.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 925.9 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.81 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 127.05 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...