./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_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 8d3f91636bb7b7c385aa45bcae41b01772f4ba41 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_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 8d3f91636bb7b7c385aa45bcae41b01772f4ba41 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:07,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:07,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:07,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:07,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:07,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:07,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:07,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:07,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:07,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:07,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:07,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:07,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:07,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:07,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:07,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:07,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:07,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:07,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:07,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:07,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:07,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:07,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:07,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:07,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:07,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:07,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:07,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:07,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:07,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:07,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:07,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:07,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:07,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:07,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:07,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:07,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:07,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:07,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:07,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:07,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:07,241 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:07,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:07,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:07,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:07,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:07,288 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:07,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:07,289 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:07,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:07,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:07,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:07,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:07,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:07,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:07,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:07,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:07,297 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:07,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:07,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:07,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:07,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:07,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:07,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:07,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:07,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:07,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:07,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:07,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:07,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:07,305 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 -> 8d3f91636bb7b7c385aa45bcae41b01772f4ba41 [2019-11-27 15:59:07,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:07,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:07,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:07,930 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:07,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:07,932 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label00.c [2019-11-27 15:59:08,070 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1f9d5e7/a33e0bcf2506458989208e6c5f90306b/FLAG98082fc77 [2019-11-27 15:59:09,665 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:09,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label00.c [2019-11-27 15:59:09,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1f9d5e7/a33e0bcf2506458989208e6c5f90306b/FLAG98082fc77 [2019-11-27 15:59:09,758 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1f9d5e7/a33e0bcf2506458989208e6c5f90306b [2019-11-27 15:59:09,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:09,770 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:09,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:09,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:09,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:09,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:09,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44673d54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09, skipping insertion in model container [2019-11-27 15:59:09,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:09,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:10,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:12,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:12,253 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:13,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:13,350 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:13,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13 WrapperNode [2019-11-27 15:59:13,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:13,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:13,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:13,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:13,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:14,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:14,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:14,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:14,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:14,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:14,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:14,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:14,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:14,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:14,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:14,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:14,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:14,819 INFO L168 Benchmark]: Toolchain (without parser) took 5043.56 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 776.4 MB in the end (delta: 185.3 MB). Peak memory consumption was 185.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:14,820 INFO L168 Benchmark]: CDTParser took 3.87 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. [2019-11-27 15:59:14,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3579.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:14,827 INFO L168 Benchmark]: Boogie Procedure Inliner took 788.83 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:14,832 INFO L168 Benchmark]: Boogie Preprocessor took 663.34 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:14,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.87 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 3579.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 788.83 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 663.34 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:18,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:18,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:18,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:18,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:18,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:18,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:18,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:18,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:18,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:18,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:18,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:18,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:18,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:18,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:18,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:18,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:18,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:18,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:18,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:18,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:18,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:18,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:18,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:18,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:18,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:18,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:18,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:18,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:18,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:18,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:18,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:18,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:18,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:18,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:18,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:18,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:18,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:18,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:18,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:18,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:18,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:18,915 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:18,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:18,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:18,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:18,922 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:18,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:18,924 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:18,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:18,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:18,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:18,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:18,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:18,929 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:18,930 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:18,930 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:18,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:18,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:18,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:18,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:18,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:18,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:18,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:18,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:18,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:18,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:18,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:18,937 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:18,938 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:18,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:18,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:18,941 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 -> 8d3f91636bb7b7c385aa45bcae41b01772f4ba41 [2019-11-27 15:59:19,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:19,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:19,524 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:19,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:19,532 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:19,534 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label00.c [2019-11-27 15:59:19,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10eb32b01/774dcf84e7de43ffa646e587fb00035b/FLAG2ba100f5d [2019-11-27 15:59:21,318 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:21,320 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label00.c [2019-11-27 15:59:21,388 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10eb32b01/774dcf84e7de43ffa646e587fb00035b/FLAG2ba100f5d [2019-11-27 15:59:21,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10eb32b01/774dcf84e7de43ffa646e587fb00035b [2019-11-27 15:59:21,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:21,445 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:21,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:21,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:21,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:21,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:21" (1/1) ... [2019-11-27 15:59:21,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:21, skipping insertion in model container [2019-11-27 15:59:21,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:21" (1/1) ... [2019-11-27 15:59:21,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:21,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:24,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:24,173 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:25,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:25,684 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:25,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25 WrapperNode [2019-11-27 15:59:25,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:25,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:25,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:25,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:25,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:26,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:26,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:26,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:26,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:26,553 INFO L168 Benchmark]: Toolchain (without parser) took 5104.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:26,555 INFO L168 Benchmark]: CDTParser took 2.72 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:26,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4238.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:26,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 401.87 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:26,565 INFO L168 Benchmark]: Boogie Preprocessor took 455.69 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:26,575 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.72 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 4238.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 401.87 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 455.69 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...