./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.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 506c7df4758af8801defb2f2b651d906e9852dfb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.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 506c7df4758af8801defb2f2b651d906e9852dfb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:00:55,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:00:55,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:00:55,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:00:55,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:00:55,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:00:55,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:00:55,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:00:55,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:00:55,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:00:55,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:00:55,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:00:55,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:00:55,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:00:55,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:00:55,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:00:55,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:00:55,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:00:55,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:00:55,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:00:55,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:00:55,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:00:55,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:00:55,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:00:55,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:00:55,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:00:55,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:00:55,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:00:55,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:00:55,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:00:55,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:00:55,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:00:55,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:00:55,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:00:55,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:00:55,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:00:55,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:00:55,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:00:55,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:00:55,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:00:55,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:00:55,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-26 00:00:55,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:00:55,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:00:55,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:00:55,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:00:55,245 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:00:55,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:00:55,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:00:55,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:00:55,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:00:55,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:00:55,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:00:55,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:00:55,249 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:00:55,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:00:55,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:00:55,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:00:55,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:00:55,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:00:55,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:00:55,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:00:55,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:00:55,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:00:55,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:00:55,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:00:55,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:00:55,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:00:55,258 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 -> 506c7df4758af8801defb2f2b651d906e9852dfb [2019-11-26 00:00:55,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:00:55,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:00:55,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:00:55,842 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:00:55,845 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:00:55,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-26 00:00:56,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f687a867/3e586fc9039c41c3b3a483067fc5fb0b/FLAG9a9054ff2 [2019-11-26 00:00:57,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:00:57,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-26 00:00:58,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f687a867/3e586fc9039c41c3b3a483067fc5fb0b/FLAG9a9054ff2 [2019-11-26 00:00:58,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f687a867/3e586fc9039c41c3b3a483067fc5fb0b [2019-11-26 00:00:58,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:00:58,091 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:00:58,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:00:58,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:00:58,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:00:58,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:58" (1/1) ... [2019-11-26 00:00:58,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c123ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:58, skipping insertion in model container [2019-11-26 00:00:58,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:58" (1/1) ... [2019-11-26 00:00:58,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:00:58,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:01:04,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:01:04,589 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:01:05,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:01:07,330 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:01:07,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07 WrapperNode [2019-11-26 00:01:07,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:01:07,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:01:07,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:01:07,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:01:07,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07" (1/1) ... [2019-11-26 00:01:07,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07" (1/1) ... [2019-11-26 00:01:08,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:01:08,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:01:08,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:01:08,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:01:08,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07" (1/1) ... [2019-11-26 00:01:08,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07" (1/1) ... [2019-11-26 00:01:08,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07" (1/1) ... [2019-11-26 00:01:08,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07" (1/1) ... [2019-11-26 00:01:09,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07" (1/1) ... [2019-11-26 00:01:09,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07" (1/1) ... [2019-11-26 00:01:09,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:07" (1/1) ... [2019-11-26 00:01:10,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:01:10,473 INFO L168 Benchmark]: Toolchain (without parser) took 12380.52 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 886.7 MB in the end (delta: 63.6 MB). Peak memory consumption was 344.4 MB. Max. memory is 12.5 GB. [2019-11-26 00:01:10,475 INFO L168 Benchmark]: CDTParser took 1.78 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. [2019-11-26 00:01:10,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9238.08 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 853.0 MB in the end (delta: 97.3 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB. [2019-11-26 00:01:10,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 1100.09 ms. Allocated memory is still 1.0 GB. Free memory was 853.0 MB in the beginning and 759.0 MB in the end (delta: 94.0 MB). Peak memory consumption was 94.0 MB. Max. memory is 12.5 GB. [2019-11-26 00:01:10,483 INFO L168 Benchmark]: Boogie Preprocessor took 2033.15 ms. Allocated memory is still 1.0 GB. Free memory was 759.0 MB in the beginning and 886.7 MB in the end (delta: -127.7 MB). Peak memory consumption was 153.1 MB. Max. memory is 12.5 GB. [2019-11-26 00:01:10,490 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78 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 9238.08 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 853.0 MB in the end (delta: 97.3 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1100.09 ms. Allocated memory is still 1.0 GB. Free memory was 853.0 MB in the beginning and 759.0 MB in the end (delta: 94.0 MB). Peak memory consumption was 94.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2033.15 ms. Allocated memory is still 1.0 GB. Free memory was 759.0 MB in the beginning and 886.7 MB in the end (delta: -127.7 MB). Peak memory consumption was 153.1 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 [2019-11-26 00:01:14,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:01:14,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:01:14,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:01:14,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:01:14,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:01:14,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:01:14,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:01:14,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:01:14,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:01:14,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:01:14,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:01:14,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:01:14,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:01:14,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:01:14,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:01:14,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:01:14,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:01:14,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:01:14,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:01:14,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:01:14,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:01:14,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:01:14,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:01:14,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:01:14,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:01:14,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:01:14,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:01:14,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:01:14,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:01:14,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:01:14,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:01:14,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:01:14,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:01:14,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:01:14,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:01:14,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:01:14,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:01:14,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:01:14,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:01:14,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:01:14,859 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-26 00:01:14,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:01:14,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:01:14,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:01:14,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:01:14,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:01:14,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:01:14,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:01:14,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:01:14,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:01:14,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:01:14,941 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:01:14,941 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:01:14,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:01:14,942 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:01:14,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:01:14,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:01:14,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:01:14,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:01:14,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:01:14,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:01:14,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:01:14,951 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:01:14,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:01:14,952 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:01:14,952 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:01:14,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:01:14,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:01:14,953 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-26 00:01:14,955 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 -> 506c7df4758af8801defb2f2b651d906e9852dfb [2019-11-26 00:01:15,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:01:15,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:01:15,646 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:01:15,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:01:15,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:01:15,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-26 00:01:15,853 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8725b6e2/64243f8bbe6e4b6e90309a8bd1bd8f53/FLAGbc930f7a2 [2019-11-26 00:01:18,027 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:01:18,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-26 00:01:18,170 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8725b6e2/64243f8bbe6e4b6e90309a8bd1bd8f53/FLAGbc930f7a2 [2019-11-26 00:01:18,214 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8725b6e2/64243f8bbe6e4b6e90309a8bd1bd8f53 [2019-11-26 00:01:18,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:01:18,229 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:01:18,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:01:18,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:01:18,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:01:18,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:18" (1/1) ... [2019-11-26 00:01:18,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d12f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:18, skipping insertion in model container [2019-11-26 00:01:18,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:18" (1/1) ... [2019-11-26 00:01:18,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:01:18,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:01:25,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:01:25,176 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:01:26,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:01:28,104 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:01:28,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28 WrapperNode [2019-11-26 00:01:28,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:01:28,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:01:28,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:01:28,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:01:28,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28" (1/1) ... [2019-11-26 00:01:28,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28" (1/1) ... [2019-11-26 00:01:29,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:01:29,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:01:29,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:01:29,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:01:29,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28" (1/1) ... [2019-11-26 00:01:29,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28" (1/1) ... [2019-11-26 00:01:29,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28" (1/1) ... [2019-11-26 00:01:29,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28" (1/1) ... [2019-11-26 00:01:30,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28" (1/1) ... [2019-11-26 00:01:30,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28" (1/1) ... [2019-11-26 00:01:30,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:28" (1/1) ... [2019-11-26 00:01:30,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:01:31,000 INFO L168 Benchmark]: Toolchain (without parser) took 12767.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 893.5 MB in the end (delta: 61.0 MB). Peak memory consumption was 334.4 MB. Max. memory is 12.5 GB. [2019-11-26 00:01:31,004 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 00:01:31,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9873.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 830.4 MB in the end (delta: 118.4 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. [2019-11-26 00:01:31,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 1061.64 ms. Allocated memory is still 1.0 GB. Free memory was 830.4 MB in the beginning and 742.6 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:01:31,014 INFO L168 Benchmark]: Boogie Preprocessor took 1821.79 ms. Allocated memory is still 1.0 GB. Free memory was 742.6 MB in the beginning and 893.5 MB in the end (delta: -150.9 MB). Peak memory consumption was 122.4 MB. Max. memory is 12.5 GB. [2019-11-26 00:01:31,028 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 9873.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 830.4 MB in the end (delta: 118.4 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1061.64 ms. Allocated memory is still 1.0 GB. Free memory was 830.4 MB in the beginning and 742.6 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1821.79 ms. Allocated memory is still 1.0 GB. Free memory was 742.6 MB in the beginning and 893.5 MB in the end (delta: -150.9 MB). Peak memory consumption was 122.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...