./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label55.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/Problem05_label55.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 200317759489847d3fa298e9f9ddddca7273bbd6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem05_label55.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 200317759489847d3fa298e9f9ddddca7273bbd6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:45:53,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:53,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:53,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:53,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:53,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:53,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:53,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:53,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:53,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:53,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:53,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:53,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:53,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:53,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:53,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:53,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:53,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:53,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:53,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:53,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:53,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:53,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:53,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:53,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:53,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:53,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:53,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:53,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:53,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:53,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:53,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:53,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:53,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:53,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:53,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:53,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:53,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:53,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:53,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:53,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:53,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:53,903 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:53,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:53,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:53,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:53,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:53,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:53,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:53,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:53,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:53,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:53,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:53,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:53,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:53,915 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:53,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:53,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:53,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:53,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:53,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:53,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:53,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:53,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:53,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:53,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:53,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:53,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:53,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:53,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:53,924 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 -> 200317759489847d3fa298e9f9ddddca7273bbd6 [2019-11-27 15:45:54,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:54,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:54,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:54,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:54,556 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:54,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label55.c [2019-11-27 15:45:54,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30a76fa4b/27f1b03f12a64108a8cd3672342c6ecb/FLAGf6408cde1 [2019-11-27 15:45:56,780 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:56,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label55.c [2019-11-27 15:45:56,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30a76fa4b/27f1b03f12a64108a8cd3672342c6ecb/FLAGf6408cde1 [2019-11-27 15:45:56,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30a76fa4b/27f1b03f12a64108a8cd3672342c6ecb [2019-11-27 15:45:56,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:56,952 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:56,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:56,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:56,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:56,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:56" (1/1) ... [2019-11-27 15:45:56,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:56, skipping insertion in model container [2019-11-27 15:45:56,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:56" (1/1) ... [2019-11-27 15:45:57,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:57,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:02,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:02,404 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:05,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:05,343 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:05,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05 WrapperNode [2019-11-27 15:46:05,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:05,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:05,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:05,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:05,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:05,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:06,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:06,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:06,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:06,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:06,886 INFO L168 Benchmark]: Toolchain (without parser) took 9928.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 746.0 MB in the end (delta: 186.9 MB). Peak memory consumption was 187.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:06,888 INFO L168 Benchmark]: CDTParser took 1.31 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. [2019-11-27 15:46:06,892 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8392.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 878.4 MB in the end (delta: 54.5 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:06,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 745.75 ms. Allocated memory is still 1.0 GB. Free memory was 878.4 MB in the beginning and 802.3 MB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:06,898 INFO L168 Benchmark]: Boogie Preprocessor took 778.76 ms. Allocated memory is still 1.0 GB. Free memory was 802.3 MB in the beginning and 746.0 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:06,910 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 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 8392.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 878.4 MB in the end (delta: 54.5 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 745.75 ms. Allocated memory is still 1.0 GB. Free memory was 878.4 MB in the beginning and 802.3 MB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 778.76 ms. Allocated memory is still 1.0 GB. Free memory was 802.3 MB in the beginning and 746.0 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 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 15:46:11,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:11,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:11,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:11,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:11,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:11,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:11,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:11,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:11,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:11,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:11,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:11,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:11,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:11,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:11,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:11,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:11,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:11,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:11,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:11,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:11,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:11,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:11,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:11,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:11,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:11,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:11,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:11,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:11,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:11,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:11,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:11,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:11,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:11,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:11,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:11,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:11,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:11,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:11,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:11,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:11,351 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:11,399 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:11,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:11,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:11,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:11,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:11,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:11,411 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:11,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:11,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:11,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:11,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:11,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:11,413 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:11,416 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:11,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:11,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:11,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:11,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:11,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:11,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:11,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:11,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:11,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:11,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:11,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:11,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:11,422 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:11,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:11,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:11,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:11,424 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 -> 200317759489847d3fa298e9f9ddddca7273bbd6 [2019-11-27 15:46:11,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:12,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:12,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:12,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:12,036 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:12,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label55.c [2019-11-27 15:46:12,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24a5f4558/6b0e104132104ce88608df619c69ff50/FLAG82225a482 [2019-11-27 15:46:14,480 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:14,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label55.c [2019-11-27 15:46:14,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24a5f4558/6b0e104132104ce88608df619c69ff50/FLAG82225a482 [2019-11-27 15:46:14,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24a5f4558/6b0e104132104ce88608df619c69ff50 [2019-11-27 15:46:14,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:14,682 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:14,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:14,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:14,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:14,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:14" (1/1) ... [2019-11-27 15:46:14,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b4d34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:14, skipping insertion in model container [2019-11-27 15:46:14,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:14" (1/1) ... [2019-11-27 15:46:14,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:15,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:21,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:21,954 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:24,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:24,874 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:24,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24 WrapperNode [2019-11-27 15:46:24,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:24,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:24,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:24,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:24,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24" (1/1) ... [2019-11-27 15:46:25,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24" (1/1) ... [2019-11-27 15:46:25,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:25,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:25,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:25,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:25,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24" (1/1) ... [2019-11-27 15:46:25,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24" (1/1) ... [2019-11-27 15:46:25,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24" (1/1) ... [2019-11-27 15:46:25,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24" (1/1) ... [2019-11-27 15:46:26,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24" (1/1) ... [2019-11-27 15:46:26,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24" (1/1) ... [2019-11-27 15:46:26,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:24" (1/1) ... [2019-11-27 15:46:26,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:26,753 INFO L168 Benchmark]: Toolchain (without parser) took 12064.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 719.5 MB in the end (delta: 219.1 MB). Peak memory consumption was 219.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:26,753 INFO L168 Benchmark]: CDTParser took 0.32 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 15:46:26,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10186.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 852.3 MB in the end (delta: 86.3 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:26,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 874.94 ms. Allocated memory is still 1.0 GB. Free memory was 852.3 MB in the beginning and 776.1 MB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:26,761 INFO L168 Benchmark]: Boogie Preprocessor took 992.03 ms. Allocated memory is still 1.0 GB. Free memory was 776.1 MB in the beginning and 719.5 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:26,771 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 10186.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 852.3 MB in the end (delta: 86.3 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 874.94 ms. Allocated memory is still 1.0 GB. Free memory was 852.3 MB in the beginning and 776.1 MB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 992.03 ms. Allocated memory is still 1.0 GB. Free memory was 776.1 MB in the beginning and 719.5 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...