./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.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-3.7.3/main1_drivers-vhost-vhost_net-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 68130a68a6d5f7f15c60d499b9073780fe03ec98 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/main1_drivers-vhost-vhost_net-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 68130a68a6d5f7f15c60d499b9073780fe03ec98 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:56:42,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:56:42,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:56:42,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:56:42,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:56:42,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:56:42,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:56:42,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:56:42,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:56:42,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:56:42,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:56:42,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:56:42,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:56:42,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:56:42,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:56:42,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:56:42,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:56:42,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:56:42,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:56:42,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:56:42,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:56:42,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:56:42,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:56:42,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:56:42,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:56:42,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:56:42,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:56:42,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:56:42,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:56:42,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:56:42,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:56:42,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:56:42,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:56:42,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:56:42,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:56:42,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:56:42,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:56:42,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:56:42,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:56:42,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:56:42,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:56:42,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 16:56:42,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:56:42,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:56:42,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:56:42,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:56:42,344 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:56:42,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:56:42,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:56:42,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:56:42,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:56:42,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:56:42,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:56:42,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:56:42,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:56:42,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:56:42,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:56:42,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:56:42,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:56:42,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:56:42,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:56:42,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:56:42,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:56:42,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:56:42,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:56:42,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:56:42,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:56:42,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:56:42,361 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 -> 68130a68a6d5f7f15c60d499b9073780fe03ec98 [2019-11-27 16:56:43,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:56:43,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:56:43,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:56:43,048 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:56:43,050 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:56:43,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2019-11-27 16:56:43,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e93738336/65282bb2b9ec4f3a9462761008ec48d8/FLAG5690805cb [2019-11-27 16:56:45,072 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:56:45,074 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2019-11-27 16:56:45,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e93738336/65282bb2b9ec4f3a9462761008ec48d8/FLAG5690805cb [2019-11-27 16:56:45,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e93738336/65282bb2b9ec4f3a9462761008ec48d8 [2019-11-27 16:56:45,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:56:45,250 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:56:45,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:56:45,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:56:45,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:56:45,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:56:45" (1/1) ... [2019-11-27 16:56:45,276 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 04:56:45, skipping insertion in model container [2019-11-27 16:56:45,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:56:45" (1/1) ... [2019-11-27 16:56:45,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:56:45,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:56:52,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:56:52,157 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:56:53,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:56:54,928 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:56:54,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54 WrapperNode [2019-11-27 16:56:54,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:56:54,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:56:54,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:56:54,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:56:54,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54" (1/1) ... [2019-11-27 16:56:55,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54" (1/1) ... [2019-11-27 16:56:57,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:56:57,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:56:57,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:56:57,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:56:57,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54" (1/1) ... [2019-11-27 16:56:57,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54" (1/1) ... [2019-11-27 16:56:57,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54" (1/1) ... [2019-11-27 16:56:57,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54" (1/1) ... [2019-11-27 16:56:58,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54" (1/1) ... [2019-11-27 16:56:59,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54" (1/1) ... [2019-11-27 16:56:59,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:56:54" (1/1) ... [2019-11-27 16:56:59,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:56:59,857 INFO L168 Benchmark]: Toolchain (without parser) took 14600.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 687.2 MB in the end (delta: 257.3 MB). Peak memory consumption was 257.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:56:59,859 INFO L168 Benchmark]: CDTParser took 2.07 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 16:56:59,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9674.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 867.5 MB in the end (delta: 77.0 MB). Peak memory consumption was 266.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:56:59,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 2507.70 ms. Allocated memory is still 1.0 GB. Free memory was 867.5 MB in the beginning and 873.4 MB in the end (delta: -5.9 MB). Peak memory consumption was 263.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:56:59,869 INFO L168 Benchmark]: Boogie Preprocessor took 2409.52 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 687.2 MB in the end (delta: 186.2 MB). Peak memory consumption was 186.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:56:59,879 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07 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 9674.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 867.5 MB in the end (delta: 77.0 MB). Peak memory consumption was 266.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2507.70 ms. Allocated memory is still 1.0 GB. Free memory was 867.5 MB in the beginning and 873.4 MB in the end (delta: -5.9 MB). Peak memory consumption was 263.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2409.52 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 687.2 MB in the end (delta: 186.2 MB). Peak memory consumption was 186.2 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 16:57:04,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:57:04,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:57:04,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:57:04,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:57:04,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:57:04,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:57:04,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:57:04,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:57:04,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:57:04,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:57:04,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:57:04,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:57:04,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:57:04,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:57:04,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:57:04,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:57:04,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:57:04,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:57:04,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:57:04,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:57:04,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:57:04,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:57:04,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:57:04,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:57:04,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:57:04,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:57:04,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:57:04,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:57:04,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:57:04,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:57:04,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:57:04,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:57:04,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:57:04,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:57:04,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:57:04,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:57:04,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:57:04,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:57:04,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:57:04,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:57:04,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 16:57:04,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:57:04,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:57:04,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:57:04,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:57:04,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:57:04,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:57:04,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:57:04,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:57:04,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:57:04,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:57:04,431 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:57:04,432 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:57:04,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:57:04,433 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:57:04,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:57:04,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:57:04,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:57:04,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:57:04,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:57:04,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:57:04,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:57:04,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:57:04,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:57:04,440 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:57:04,440 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:57:04,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:57:04,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:57:04,441 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 16:57:04,441 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 -> 68130a68a6d5f7f15c60d499b9073780fe03ec98 [2019-11-27 16:57:05,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:57:05,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:57:05,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:57:05,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:57:05,195 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:57:05,197 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2019-11-27 16:57:05,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1d08eb9/941f304a3e8b4e64bd9dc8649c83aa2d/FLAG4097abd18 [2019-11-27 16:57:07,325 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:57:07,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2019-11-27 16:57:07,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1d08eb9/941f304a3e8b4e64bd9dc8649c83aa2d/FLAG4097abd18 [2019-11-27 16:57:07,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1d08eb9/941f304a3e8b4e64bd9dc8649c83aa2d [2019-11-27 16:57:07,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:57:07,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:57:07,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:57:07,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:57:07,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:57:07,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:57:07" (1/1) ... [2019-11-27 16:57:07,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a4be921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:07, skipping insertion in model container [2019-11-27 16:57:07,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:57:07" (1/1) ... [2019-11-27 16:57:07,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:57:07,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:57:14,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:57:14,228 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:57:15,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:57:17,273 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:57:17,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17 WrapperNode [2019-11-27 16:57:17,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:57:17,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:57:17,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:57:17,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:57:17,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17" (1/1) ... [2019-11-27 16:57:17,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17" (1/1) ... [2019-11-27 16:57:19,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:57:19,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:57:19,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:57:19,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:57:19,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17" (1/1) ... [2019-11-27 16:57:19,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17" (1/1) ... [2019-11-27 16:57:20,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17" (1/1) ... [2019-11-27 16:57:20,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17" (1/1) ... [2019-11-27 16:57:21,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17" (1/1) ... [2019-11-27 16:57:21,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17" (1/1) ... [2019-11-27 16:57:22,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:57:17" (1/1) ... [2019-11-27 16:57:22,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:57:22,445 INFO L168 Benchmark]: Toolchain (without parser) took 14942.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 649.2 MB in the end (delta: 301.0 MB). Peak memory consumption was 301.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:57:22,446 INFO L168 Benchmark]: CDTParser took 0.33 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 16:57:22,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9778.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 828.1 MB in the end (delta: 122.2 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:57:22,448 INFO L168 Benchmark]: Boogie Procedure Inliner took 2554.62 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 848.5 MB in the end (delta: -20.4 MB). Peak memory consumption was 198.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:57:22,453 INFO L168 Benchmark]: Boogie Preprocessor took 2599.30 ms. Allocated memory is still 1.0 GB. Free memory was 848.5 MB in the beginning and 649.2 MB in the end (delta: 199.2 MB). Peak memory consumption was 199.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:57:22,466 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 9778.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 828.1 MB in the end (delta: 122.2 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2554.62 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 848.5 MB in the end (delta: -20.4 MB). Peak memory consumption was 198.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2599.30 ms. Allocated memory is still 1.0 GB. Free memory was 848.5 MB in the beginning and 649.2 MB in the end (delta: 199.2 MB). Peak memory consumption was 199.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...