./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ntdrivers/kbfiltr.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/ntdrivers/kbfiltr.i.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash bb563f63ce40f70d497494f01b6b32b6c1c4b549 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ntdrivers/kbfiltr.i.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash bb563f63ce40f70d497494f01b6b32b6c1c4b549 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:41:49,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:49,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:49,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:49,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:49,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:49,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:49,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:49,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:49,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:49,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:49,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:49,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:49,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:49,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:49,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:49,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:49,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:49,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:49,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:49,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:49,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:49,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:49,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:49,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:49,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:49,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:49,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:49,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:49,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:49,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:49,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:49,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:49,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:49,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:49,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:49,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:49,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:49,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:49,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:49,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:49,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:41:49,874 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:49,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:49,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:49,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:49,881 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:49,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:49,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:49,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:41:49,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:49,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:49,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:49,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:49,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:49,888 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:49,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:49,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:49,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:49,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:49,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:49,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:49,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:49,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:49,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:49,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:49,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:49,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:41:49,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:41:49,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:49,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb563f63ce40f70d497494f01b6b32b6c1c4b549 [2019-11-27 15:41:50,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:50,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:50,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:50,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:50,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:50,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers/kbfiltr.i.cil-2.c [2019-11-27 15:41:50,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/363962468/4263563f7ebc4806961e60e451ead73c/FLAG32ea7845c [2019-11-27 15:41:52,213 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:52,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/kbfiltr.i.cil-2.c [2019-11-27 15:41:52,295 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/363962468/4263563f7ebc4806961e60e451ead73c/FLAG32ea7845c [2019-11-27 15:41:52,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/363962468/4263563f7ebc4806961e60e451ead73c [2019-11-27 15:41:52,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:52,349 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:52,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:52,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:52,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:52,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:52" (1/1) ... [2019-11-27 15:41:52,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:52, skipping insertion in model container [2019-11-27 15:41:52,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:52" (1/1) ... [2019-11-27 15:41:52,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:52,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:54,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:54,774 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:55,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:55,394 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:55,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55 WrapperNode [2019-11-27 15:41:55,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:55,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:55,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:55,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:55,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55" (1/1) ... [2019-11-27 15:41:55,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55" (1/1) ... [2019-11-27 15:41:55,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:55,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:55,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:55,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:55,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55" (1/1) ... [2019-11-27 15:41:55,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55" (1/1) ... [2019-11-27 15:41:55,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55" (1/1) ... [2019-11-27 15:41:55,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55" (1/1) ... [2019-11-27 15:41:56,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55" (1/1) ... [2019-11-27 15:41:56,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55" (1/1) ... [2019-11-27 15:41:56,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:55" (1/1) ... [2019-11-27 15:41:56,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:56,220 INFO L168 Benchmark]: Toolchain (without parser) took 3862.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 881.1 MB in the end (delta: 74.9 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:56,221 INFO L168 Benchmark]: CDTParser took 2.39 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 15:41:56,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3045.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 927.0 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:56,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 353.87 ms. Allocated memory is still 1.0 GB. Free memory was 927.0 MB in the beginning and 909.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:56,229 INFO L168 Benchmark]: Boogie Preprocessor took 455.07 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 881.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:56,240 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.39 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 3045.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 927.0 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 353.87 ms. Allocated memory is still 1.0 GB. Free memory was 927.0 MB in the beginning and 909.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 455.07 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 881.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 15:42:00,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:00,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:00,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:00,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:00,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:00,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:00,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:00,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:00,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:00,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:00,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:00,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:00,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:00,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:00,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:00,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:00,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:00,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:00,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:00,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:00,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:00,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:00,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:00,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:00,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:00,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:00,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:00,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:00,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:00,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:00,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:00,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:00,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:00,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:00,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:00,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:00,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:00,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:00,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:00,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:00,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:00,494 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:00,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:00,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:00,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:00,504 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:00,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:00,505 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:00,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:00,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:00,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:00,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:00,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:00,509 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:00,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:00,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:00,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:00,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:00,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:00,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:00,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:00,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:00,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:00,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:00,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:00,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:00,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:00,519 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:00,519 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:00,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:00,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:00,521 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb563f63ce40f70d497494f01b6b32b6c1c4b549 [2019-11-27 15:42:01,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:01,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:01,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:01,146 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:01,149 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:01,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers/kbfiltr.i.cil-2.c [2019-11-27 15:42:01,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cff355384/62b5e546700d4c57aea5f336b994f0f8/FLAG9a77bc5da [2019-11-27 15:42:02,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:02,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/kbfiltr.i.cil-2.c [2019-11-27 15:42:02,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cff355384/62b5e546700d4c57aea5f336b994f0f8/FLAG9a77bc5da [2019-11-27 15:42:02,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cff355384/62b5e546700d4c57aea5f336b994f0f8 [2019-11-27 15:42:03,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:03,007 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:03,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:03,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:03,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:03,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:03" (1/1) ... [2019-11-27 15:42:03,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:03, skipping insertion in model container [2019-11-27 15:42:03,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:03" (1/1) ... [2019-11-27 15:42:03,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:03,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:05,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:05,512 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:06,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:06,183 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:06,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06 WrapperNode [2019-11-27 15:42:06,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:06,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:06,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:06,190 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:06,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06" (1/1) ... [2019-11-27 15:42:06,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06" (1/1) ... [2019-11-27 15:42:06,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:06,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:06,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:06,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:06,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06" (1/1) ... [2019-11-27 15:42:06,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06" (1/1) ... [2019-11-27 15:42:06,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06" (1/1) ... [2019-11-27 15:42:06,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06" (1/1) ... [2019-11-27 15:42:06,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06" (1/1) ... [2019-11-27 15:42:07,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06" (1/1) ... [2019-11-27 15:42:07,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:06" (1/1) ... [2019-11-27 15:42:07,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:07,150 INFO L168 Benchmark]: Toolchain (without parser) took 4137.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 864.0 MB in the end (delta: 92.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:07,152 INFO L168 Benchmark]: CDTParser took 0.49 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 15:42:07,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3173.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 909.8 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:07,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 406.96 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:07,161 INFO L168 Benchmark]: Boogie Preprocessor took 545.47 ms. Allocated memory is still 1.0 GB. Free memory was 898.3 MB in the beginning and 864.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:07,175 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 3173.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 909.8 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 406.96 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 545.47 ms. Allocated memory is still 1.0 GB. Free memory was 898.3 MB in the beginning and 864.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...