./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/eca-rers2012/Problem02_label00.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 e521cfa02db8c2eac8727300620f5ffec2ecc0c7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eca-rers2012/Problem02_label00.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 e521cfa02db8c2eac8727300620f5ffec2ecc0c7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:55,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:55,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:55,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:55,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:55,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:55,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:55,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:55,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:55,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:55,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:55,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:55,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:55,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:55,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:55,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:55,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:55,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:55,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:55,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:55,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:55,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:55,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:55,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:55,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:55,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:55,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:55,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:55,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:55,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:55,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:55,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:55,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:55,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:55,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:55,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:55,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:55,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:55,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:55,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:55,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:55,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:55,483 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:55,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:55,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:55,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:55,489 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:55,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:55,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:55,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:55,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:55,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:55,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:55,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:55,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:55,496 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:55,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:55,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:55,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:55,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:55,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:55,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:55,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:55,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:55,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:55,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:55,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:55,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:55,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:55,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:55,506 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 -> e521cfa02db8c2eac8727300620f5ffec2ecc0c7 [2019-11-25 22:25:56,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:56,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:56,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:56,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:56,174 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:56,175 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label00.c [2019-11-25 22:25:56,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8b77eea2/83bdff78b596446c8470c7e7bd37f56e/FLAG8cc8c0680 [2019-11-25 22:25:57,600 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:57,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label00.c [2019-11-25 22:25:57,638 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8b77eea2/83bdff78b596446c8470c7e7bd37f56e/FLAG8cc8c0680 [2019-11-25 22:25:57,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8b77eea2/83bdff78b596446c8470c7e7bd37f56e [2019-11-25 22:25:57,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:57,686 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:57,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:57,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:57,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:57,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57, skipping insertion in model container [2019-11-25 22:25:57,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:57,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:58,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:58,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:59,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:59,216 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:59,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59 WrapperNode [2019-11-25 22:25:59,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:59,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:59,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:59,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:59,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:59,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:59,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:59,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:59,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:59,612 INFO L168 Benchmark]: Toolchain (without parser) took 1921.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.2 MB in the end (delta: -4.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:25:59,618 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:25:59,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1532.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,627 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.80 ms. Allocated memory is still 1.0 GB. Free memory was 977.7 MB in the beginning and 972.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,628 INFO L168 Benchmark]: Boogie Preprocessor took 170.79 ms. Allocated memory is still 1.0 GB. Free memory was 972.0 MB in the beginning and 966.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,642 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1532.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.80 ms. Allocated memory is still 1.0 GB. Free memory was 977.7 MB in the beginning and 972.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 170.79 ms. Allocated memory is still 1.0 GB. Free memory was 972.0 MB in the beginning and 966.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:03,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:03,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:03,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:03,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:03,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:03,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:03,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:03,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:03,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:03,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:03,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:03,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:03,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:03,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:03,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:03,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:03,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:03,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:03,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:03,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:03,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:03,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:03,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:03,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:03,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:03,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:03,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:03,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:03,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:03,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:03,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:03,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:03,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:03,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:03,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:03,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:03,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:03,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:03,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:03,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:03,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:03,899 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:03,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:03,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:03,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:03,908 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:03,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:03,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:03,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:03,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:03,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:03,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:03,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:03,914 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:03,914 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:03,915 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:03,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:03,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:03,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:03,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:03,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:03,920 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:03,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:03,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:03,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:03,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:03,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:03,924 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:03,924 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:03,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:03,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:03,926 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 -> e521cfa02db8c2eac8727300620f5ffec2ecc0c7 [2019-11-25 22:26:04,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:04,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:04,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:04,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:04,631 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:04,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label00.c [2019-11-25 22:26:04,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8275af933/aa0f3eb72f2a4a67b8cebcc22724b9f5/FLAG2abff576e [2019-11-25 22:26:06,073 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:06,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label00.c [2019-11-25 22:26:06,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8275af933/aa0f3eb72f2a4a67b8cebcc22724b9f5/FLAG2abff576e [2019-11-25 22:26:06,152 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8275af933/aa0f3eb72f2a4a67b8cebcc22724b9f5 [2019-11-25 22:26:06,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:06,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:06,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:06,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:06,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:06,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:06,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36cbbb69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06, skipping insertion in model container [2019-11-25 22:26:06,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:06,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:06,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:07,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:07,308 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:07,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:07,609 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:07,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07 WrapperNode [2019-11-25 22:26:07,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:07,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:07,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:07,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:07,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:07,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:07,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:07,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:07,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:08,006 INFO L168 Benchmark]: Toolchain (without parser) took 1833.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,013 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. [2019-11-25 22:26:08,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1442.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.0 MB in the end (delta: -618.2 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.24 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,020 INFO L168 Benchmark]: Boogie Preprocessor took 179.68 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,035 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 1442.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.0 MB in the end (delta: -618.2 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.24 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.68 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...