./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.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 f1135d8e7e02b1ab26ffc43558abde72c01b98a6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.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 f1135d8e7e02b1ab26ffc43558abde72c01b98a6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:38:52,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:38:52,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:38:52,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:38:52,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:38:52,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:38:52,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:38:52,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:38:52,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:38:52,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:38:52,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:38:52,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:38:52,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:38:52,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:38:52,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:38:52,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:38:52,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:38:52,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:38:52,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:38:52,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:38:52,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:38:52,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:38:52,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:38:52,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:38:53,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:38:53,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:38:53,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:38:53,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:38:53,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:38:53,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:38:53,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:38:53,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:38:53,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:38:53,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:38:53,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:38:53,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:38:53,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:38:53,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:38:53,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:38:53,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:38:53,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:38:53,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 23:38:53,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:38:53,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:38:53,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:38:53,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:38:53,092 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:38:53,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:38:53,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:38:53,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:38:53,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:38:53,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:38:53,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:38:53,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:38:53,098 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:38:53,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:38:53,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:38:53,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:38:53,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:38:53,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:38:53,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:38:53,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:38:53,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:38:53,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:38:53,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:38:53,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:38:53,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:38:53,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:38:53,110 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 -> f1135d8e7e02b1ab26ffc43558abde72c01b98a6 [2019-11-25 23:38:53,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:38:53,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:38:53,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:38:53,780 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:38:53,782 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:38:53,783 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2019-11-25 23:38:53,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053936ac5/280158342ceb44dc915737e4102c769f/FLAGbce5c9f44 [2019-11-25 23:38:55,894 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:38:55,897 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2019-11-25 23:38:56,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053936ac5/280158342ceb44dc915737e4102c769f/FLAGbce5c9f44 [2019-11-25 23:38:56,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053936ac5/280158342ceb44dc915737e4102c769f [2019-11-25 23:38:56,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:38:56,182 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:38:56,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:38:56,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:38:56,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:38:56,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:38:56" (1/1) ... [2019-11-25 23:38:56,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65685be3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:38:56, skipping insertion in model container [2019-11-25 23:38:56,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:38:56" (1/1) ... [2019-11-25 23:38:56,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:38:56,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:39:04,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:39:04,709 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:39:05,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:39:08,593 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:39:08,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08 WrapperNode [2019-11-25 23:39:08,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:39:08,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:39:08,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:39:08,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:39:08,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08" (1/1) ... [2019-11-25 23:39:08,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08" (1/1) ... [2019-11-25 23:39:10,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:39:10,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:39:10,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:39:10,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:39:10,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08" (1/1) ... [2019-11-25 23:39:10,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08" (1/1) ... [2019-11-25 23:39:11,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08" (1/1) ... [2019-11-25 23:39:11,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08" (1/1) ... [2019-11-25 23:39:12,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08" (1/1) ... [2019-11-25 23:39:13,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08" (1/1) ... [2019-11-25 23:39:13,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:08" (1/1) ... [2019-11-25 23:39:13,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:39:13,785 INFO L168 Benchmark]: Toolchain (without parser) took 17596.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 714.7 MB in the end (delta: 235.4 MB). Peak memory consumption was 381.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:13,786 INFO L168 Benchmark]: CDTParser took 4.15 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. [2019-11-25 23:39:13,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12404.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 676.5 MB in the end (delta: 273.6 MB). Peak memory consumption was 285.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:13,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 2310.81 ms. Allocated memory is still 1.0 GB. Free memory was 676.5 MB in the beginning and 709.6 MB in the end (delta: -33.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:13,796 INFO L168 Benchmark]: Boogie Preprocessor took 2868.81 ms. Allocated memory is still 1.0 GB. Free memory was 709.6 MB in the beginning and 714.7 MB in the end (delta: -5.1 MB). Peak memory consumption was 140.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:13,808 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.15 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 12404.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 676.5 MB in the end (delta: 273.6 MB). Peak memory consumption was 285.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2310.81 ms. Allocated memory is still 1.0 GB. Free memory was 676.5 MB in the beginning and 709.6 MB in the end (delta: -33.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2868.81 ms. Allocated memory is still 1.0 GB. Free memory was 709.6 MB in the beginning and 714.7 MB in the end (delta: -5.1 MB). Peak memory consumption was 140.8 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 0.1.24-65d6cd2 [2019-11-25 23:39:17,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:39:17,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:39:17,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:39:17,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:39:17,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:39:17,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:39:17,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:39:17,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:39:17,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:39:17,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:39:17,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:39:17,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:39:17,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:39:17,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:39:17,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:39:17,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:39:17,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:39:17,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:39:17,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:39:17,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:39:17,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:39:17,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:39:17,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:39:17,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:39:17,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:39:17,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:39:17,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:39:17,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:39:17,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:39:17,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:39:17,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:39:18,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:39:18,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:39:18,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:39:18,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:39:18,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:39:18,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:39:18,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:39:18,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:39:18,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:39:18,019 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 23:39:18,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:39:18,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:39:18,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:39:18,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:39:18,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:39:18,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:39:18,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:39:18,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:39:18,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:39:18,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:39:18,073 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:39:18,074 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:39:18,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:39:18,077 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:39:18,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:39:18,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:39:18,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:39:18,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:39:18,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:39:18,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:39:18,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:39:18,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:39:18,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:39:18,083 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:39:18,083 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:39:18,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:39:18,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:39:18,085 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 23:39:18,086 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 -> f1135d8e7e02b1ab26ffc43558abde72c01b98a6 [2019-11-25 23:39:18,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:39:18,690 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:39:18,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:39:18,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:39:18,704 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:39:18,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2019-11-25 23:39:18,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b567106/f6eb1b9685bf4f47b3fd9325caa4d827/FLAG4252eaa31 [2019-11-25 23:39:21,123 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:39:21,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2019-11-25 23:39:21,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b567106/f6eb1b9685bf4f47b3fd9325caa4d827/FLAG4252eaa31 [2019-11-25 23:39:21,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b567106/f6eb1b9685bf4f47b3fd9325caa4d827 [2019-11-25 23:39:21,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:39:21,324 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:39:21,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:39:21,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:39:21,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:39:21,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:39:21" (1/1) ... [2019-11-25 23:39:21,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de57550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:21, skipping insertion in model container [2019-11-25 23:39:21,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:39:21" (1/1) ... [2019-11-25 23:39:21,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:39:21,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:39:30,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:39:30,137 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:39:31,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:39:34,556 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:39:34,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34 WrapperNode [2019-11-25 23:39:34,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:39:34,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:39:34,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:39:34,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:39:34,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34" (1/1) ... [2019-11-25 23:39:34,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34" (1/1) ... [2019-11-25 23:39:36,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:39:36,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:39:36,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:39:36,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:39:36,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34" (1/1) ... [2019-11-25 23:39:36,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34" (1/1) ... [2019-11-25 23:39:36,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34" (1/1) ... [2019-11-25 23:39:36,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34" (1/1) ... [2019-11-25 23:39:37,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34" (1/1) ... [2019-11-25 23:39:37,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34" (1/1) ... [2019-11-25 23:39:37,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:39:34" (1/1) ... [2019-11-25 23:39:37,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:39:37,649 INFO L168 Benchmark]: Toolchain (without parser) took 16319.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 681.9 MB in the end (delta: 262.5 MB). Peak memory consumption was 262.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:37,652 INFO L168 Benchmark]: CDTParser took 1.32 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. [2019-11-25 23:39:37,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13233.09 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 920.6 MB in the end (delta: 23.8 MB). Peak memory consumption was 315.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:37,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 1480.12 ms. Allocated memory is still 1.0 GB. Free memory was 920.6 MB in the beginning and 797.0 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:37,661 INFO L168 Benchmark]: Boogie Preprocessor took 1598.29 ms. Allocated memory is still 1.0 GB. Free memory was 797.0 MB in the beginning and 681.9 MB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:39:37,671 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 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 13233.09 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 920.6 MB in the end (delta: 23.8 MB). Peak memory consumption was 315.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1480.12 ms. Allocated memory is still 1.0 GB. Free memory was 920.6 MB in the beginning and 797.0 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1598.29 ms. Allocated memory is still 1.0 GB. Free memory was 797.0 MB in the beginning and 681.9 MB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...