./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 da95e156 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-da95e15 [2019-11-27 09:19:59,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:59,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:59,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:59,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:59,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:59,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:59,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:59,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:59,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:59,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:59,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:59,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:59,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:59,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:59,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:59,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:59,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:59,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:59,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:59,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:59,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:59,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:59,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:59,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:59,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:59,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:59,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:59,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:59,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:59,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:59,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:59,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:59,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:59,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:59,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:59,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:59,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:59,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:59,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:59,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:59,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:19:59,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:59,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:59,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:59,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:59,525 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:59,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:59,525 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:59,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:19:59,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:59,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:59,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:59,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:59,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:59,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:59,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:59,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:59,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:59,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:59,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:59,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:59,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:59,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:59,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:59,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:59,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:59,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:19:59,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:19:59,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:59,537 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 09:19:59,983 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:00,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:00,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:00,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:00,010 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:00,011 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers/kbfiltr.i.cil-2.c [2019-11-27 09:20:00,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7294ca87a/df5d25cef2c04517b041cd523126c8e4/FLAG86e501eb9 [2019-11-27 09:20:01,133 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:01,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/kbfiltr.i.cil-2.c [2019-11-27 09:20:01,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7294ca87a/df5d25cef2c04517b041cd523126c8e4/FLAG86e501eb9 [2019-11-27 09:20:01,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7294ca87a/df5d25cef2c04517b041cd523126c8e4 [2019-11-27 09:20:01,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:01,657 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:01,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:01,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:01,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:01,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:01" (1/1) ... [2019-11-27 09:20:01,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16306e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:01, skipping insertion in model container [2019-11-27 09:20:01,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:01" (1/1) ... [2019-11-27 09:20:01,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:01,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:03,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:03,422 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:03,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:03,803 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:03,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03 WrapperNode [2019-11-27 09:20:03,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:03,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:03,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:03,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:03,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03" (1/1) ... [2019-11-27 09:20:03,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03" (1/1) ... [2019-11-27 09:20:04,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:04,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:04,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:04,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:04,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03" (1/1) ... [2019-11-27 09:20:04,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03" (1/1) ... [2019-11-27 09:20:04,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03" (1/1) ... [2019-11-27 09:20:04,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03" (1/1) ... [2019-11-27 09:20:04,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03" (1/1) ... [2019-11-27 09:20:04,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03" (1/1) ... [2019-11-27 09:20:04,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:03" (1/1) ... [2019-11-27 09:20:04,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:04,414 INFO L168 Benchmark]: Toolchain (without parser) took 2753.35 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 881.2 MB in the end (delta: 73.3 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:04,415 INFO L168 Benchmark]: CDTParser took 0.27 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 09:20:04,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2138.25 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 927.1 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:04,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 310.28 ms. Allocated memory is still 1.0 GB. Free memory was 927.1 MB in the beginning and 909.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:04,423 INFO L168 Benchmark]: Boogie Preprocessor took 290.66 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 881.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:04,432 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 2138.25 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 927.1 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 310.28 ms. Allocated memory is still 1.0 GB. Free memory was 927.1 MB in the beginning and 909.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 290.66 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 881.2 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-da95e15 [2019-11-27 09:20:07,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:07,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:07,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:07,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:07,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:07,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:07,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:07,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:07,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:07,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:07,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:07,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:07,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:07,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:07,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:07,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:07,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:07,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:07,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:07,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:07,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:07,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:07,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:07,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:07,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:07,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:07,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:07,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:07,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:07,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:07,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:07,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:07,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:07,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:07,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:07,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:07,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:07,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:07,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:07,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:07,302 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:07,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:07,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:07,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:07,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:07,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:07,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:07,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:07,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:07,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:07,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:07,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:07,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:07,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:07,341 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:07,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:07,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:07,342 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:07,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:07,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:07,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:07,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:07,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:07,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:07,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:07,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:07,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:07,347 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:07,347 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:07,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:07,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:07,348 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 09:20:07,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:07,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:07,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:07,850 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:07,852 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:07,853 INFO L428 ainManager$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 09:20:07,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8296d92e/856b37f7e22044e392542f30e489c5ce/FLAGcc415d9e3 [2019-11-27 09:20:08,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:08,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/kbfiltr.i.cil-2.c [2019-11-27 09:20:09,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8296d92e/856b37f7e22044e392542f30e489c5ce/FLAGcc415d9e3 [2019-11-27 09:20:09,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8296d92e/856b37f7e22044e392542f30e489c5ce [2019-11-27 09:20:09,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:09,488 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:09,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:09,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:09,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:09,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:09" (1/1) ... [2019-11-27 09:20:09,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d786972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:09, skipping insertion in model container [2019-11-27 09:20:09,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:09" (1/1) ... [2019-11-27 09:20:09,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:09,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:11,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:11,110 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:11,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:11,543 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:11,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11 WrapperNode [2019-11-27 09:20:11,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:11,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:11,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:11,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:11,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11" (1/1) ... [2019-11-27 09:20:11,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11" (1/1) ... [2019-11-27 09:20:11,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:11,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:11,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:11,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:11,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11" (1/1) ... [2019-11-27 09:20:11,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11" (1/1) ... [2019-11-27 09:20:11,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11" (1/1) ... [2019-11-27 09:20:11,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11" (1/1) ... [2019-11-27 09:20:12,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11" (1/1) ... [2019-11-27 09:20:12,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11" (1/1) ... [2019-11-27 09:20:12,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:11" (1/1) ... [2019-11-27 09:20:12,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:12,161 INFO L168 Benchmark]: Toolchain (without parser) took 2668.66 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 862.5 MB in the end (delta: 92.0 MB). Peak memory consumption was 92.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:12,162 INFO L168 Benchmark]: CDTParser took 1.46 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 09:20:12,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2049.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 908.4 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:12,166 INFO L168 Benchmark]: Boogie Procedure Inliner took 288.27 ms. Allocated memory is still 1.0 GB. Free memory was 908.4 MB in the beginning and 896.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:12,168 INFO L168 Benchmark]: Boogie Preprocessor took 321.51 ms. Allocated memory is still 1.0 GB. Free memory was 896.9 MB in the beginning and 862.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:12,176 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 2049.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 908.4 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 288.27 ms. Allocated memory is still 1.0 GB. Free memory was 908.4 MB in the beginning and 896.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 321.51 ms. Allocated memory is still 1.0 GB. Free memory was 896.9 MB in the beginning and 862.5 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...