./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label19.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 e94bad701dc31ef8837df5dc0d8bbaaa41b948fd ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label19.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 e94bad701dc31ef8837df5dc0d8bbaaa41b948fd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:04,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:04,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:04,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:04,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:04,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:04,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:04,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:04,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:04,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:04,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:04,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:04,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:04,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:04,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:04,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:04,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:04,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:04,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:04,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:04,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:04,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:04,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:04,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:04,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:04,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:04,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:04,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:04,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:04,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:04,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:04,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:04,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:04,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:04,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:04,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:04,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:04,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:04,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:04,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:04,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:04,167 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:04,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:04,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:04,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:04,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:04,201 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:04,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:04,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:04,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:04,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:04,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:04,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:04,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:04,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:04,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:04,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:04,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:04,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:04,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:04,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:04,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:04,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:04,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:04,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:04,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:04,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:04,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:04,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:04,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:04,210 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 -> e94bad701dc31ef8837df5dc0d8bbaaa41b948fd [2019-11-26 16:34:04,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:04,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:04,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:04,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:04,592 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:04,593 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label19.c [2019-11-26 16:34:04,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f7537b5/4abbecebbdab47d18b5311c230290209/FLAG7603e887d [2019-11-26 16:34:05,493 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:05,498 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label19.c [2019-11-26 16:34:05,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f7537b5/4abbecebbdab47d18b5311c230290209/FLAG7603e887d [2019-11-26 16:34:05,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f7537b5/4abbecebbdab47d18b5311c230290209 [2019-11-26 16:34:05,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:05,702 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:05,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:05,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:05,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:05,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05, skipping insertion in model container [2019-11-26 16:34:05,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:05,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:06,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:06,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:06,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:06,746 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:06,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06 WrapperNode [2019-11-26 16:34:06,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:06,748 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:06,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:06,749 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:06,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:06,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:06,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:06,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:06,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:07,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:07,016 INFO L168 Benchmark]: Toolchain (without parser) took 1306.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 961.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:07,020 INFO L168 Benchmark]: CDTParser took 2.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:07,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1042.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 973.2 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:07,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.47 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:07,027 INFO L168 Benchmark]: Boogie Preprocessor took 133.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:07,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 1042.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 973.2 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 124.47 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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 0.1.24-025d5a2 [2019-11-26 16:34:09,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:09,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:09,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:09,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:09,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:09,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:09,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:09,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:09,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:09,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:09,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:09,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:09,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:09,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:09,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:09,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:09,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:09,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:09,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:09,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:09,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:09,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:09,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:09,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:09,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:09,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:09,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:09,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:09,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:09,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:09,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:09,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:09,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:09,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:09,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:09,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:09,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:09,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:09,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:09,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:09,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:09,882 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:09,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:09,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:09,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:09,889 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:09,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:09,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:09,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:09,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:09,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:09,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:09,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:09,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:09,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:09,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:09,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:09,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:09,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:09,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:09,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:09,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:09,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:09,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:09,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:09,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:09,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:09,900 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:09,900 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:09,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:09,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:09,902 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 -> e94bad701dc31ef8837df5dc0d8bbaaa41b948fd [2019-11-26 16:34:10,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:10,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:10,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:10,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:10,381 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:10,382 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label19.c [2019-11-26 16:34:10,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4f6db38e/33428b487dc240a3a9aef07083ee0ad3/FLAG00e144ffe [2019-11-26 16:34:11,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:11,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label19.c [2019-11-26 16:34:11,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4f6db38e/33428b487dc240a3a9aef07083ee0ad3/FLAG00e144ffe [2019-11-26 16:34:11,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4f6db38e/33428b487dc240a3a9aef07083ee0ad3 [2019-11-26 16:34:11,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:11,547 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:11,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:11,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:11,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:11,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:11,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11, skipping insertion in model container [2019-11-26 16:34:11,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:11,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:11,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:12,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:12,489 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:12,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:12,730 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:12,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12 WrapperNode [2019-11-26 16:34:12,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:12,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:12,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:12,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:12,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:12,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:12,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:12,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:12,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:12,996 INFO L168 Benchmark]: Toolchain (without parser) took 1449.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 951.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:13,004 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:13,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1182.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.3 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:13,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.09 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:13,010 INFO L168 Benchmark]: Boogie Preprocessor took 141.28 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 951.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:13,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 1182.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.3 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.09 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.28 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 951.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...