./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label55.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/Problem14_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 d7ee2ac819f7b75cfc0560bac3b8eea31e76c5dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_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 d7ee2ac819f7b75cfc0560bac3b8eea31e76c5dc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:48:40,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:40,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:40,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:40,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:40,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:40,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:40,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:40,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:40,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:40,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:40,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:40,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:40,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:40,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:40,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:40,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:40,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:40,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:40,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:40,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:40,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:40,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:40,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:40,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:40,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:40,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:40,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:40,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:40,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:40,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:40,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:40,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:40,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:40,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:40,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:40,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:40,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:40,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:40,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:40,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:40,847 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:40,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:40,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:40,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:40,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:40,895 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:40,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:40,897 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:40,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:40,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:40,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:40,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:40,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:40,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:40,903 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:40,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:40,903 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:40,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:40,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:40,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:40,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:40,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:40,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:40,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:40,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:40,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:40,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:40,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:40,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:40,910 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 -> d7ee2ac819f7b75cfc0560bac3b8eea31e76c5dc [2019-11-26 16:48:41,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:41,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:41,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:41,487 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:41,488 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:41,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2019-11-26 16:48:41,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3b60ae64/424b6f8fec4546418e35213ca68c6ded/FLAGbc4377753 [2019-11-26 16:48:42,944 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:42,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2019-11-26 16:48:42,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3b60ae64/424b6f8fec4546418e35213ca68c6ded/FLAGbc4377753 [2019-11-26 16:48:43,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3b60ae64/424b6f8fec4546418e35213ca68c6ded [2019-11-26 16:48:43,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:43,031 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:43,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:43,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:43,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:43,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43, skipping insertion in model container [2019-11-26 16:48:43,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:43,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:44,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:44,368 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:44,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:44,802 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:44,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44 WrapperNode [2019-11-26 16:48:44,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:44,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:44,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:44,808 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:44,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:44,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:45,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:45,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:45,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:45,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:44" (1/1) ... [2019-11-26 16:48:45,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:45,238 INFO L168 Benchmark]: Toolchain (without parser) took 2200.16 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 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:45,239 INFO L168 Benchmark]: CDTParser took 2.77 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 16:48:45,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1770.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:45,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.65 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:45,248 INFO L168 Benchmark]: Boogie Preprocessor took 200.24 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:45,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.77 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 1770.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.65 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.24 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:49,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:49,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:49,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:49,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:49,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:49,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:49,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:49,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:49,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:49,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:49,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:49,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:49,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:49,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:49,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:49,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:49,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:49,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:49,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:49,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:49,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:49,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:49,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:49,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:49,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:49,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:49,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:49,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:49,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:49,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:49,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:49,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:49,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:49,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:49,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:49,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:49,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:49,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:49,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:49,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:49,408 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:49,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:49,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:49,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:49,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:49,473 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:49,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:49,474 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:49,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:49,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:49,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:49,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:49,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:49,479 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:49,479 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:49,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:49,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:49,481 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:49,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:49,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:49,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:49,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:49,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:49,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:49,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:49,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:49,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:49,493 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:49,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:49,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:49,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:49,497 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 -> d7ee2ac819f7b75cfc0560bac3b8eea31e76c5dc [2019-11-26 16:48:50,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:50,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:50,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:50,128 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:50,129 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:50,132 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2019-11-26 16:48:50,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc7f9962d/6a235f07f3ea4780a222d92cd355df4d/FLAGb8d53ede4 [2019-11-26 16:48:51,597 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:51,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2019-11-26 16:48:51,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc7f9962d/6a235f07f3ea4780a222d92cd355df4d/FLAGb8d53ede4 [2019-11-26 16:48:51,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc7f9962d/6a235f07f3ea4780a222d92cd355df4d [2019-11-26 16:48:51,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:51,703 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:51,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:51,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:51,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:51,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51, skipping insertion in model container [2019-11-26 16:48:51,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:51,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:53,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:53,105 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:53,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:53,529 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:53,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53 WrapperNode [2019-11-26 16:48:53,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:53,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:53,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:53,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:53,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:53,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:53,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:53,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:53,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:53,917 INFO L168 Benchmark]: Toolchain (without parser) took 2209.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 943.3 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:53,918 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-26 16:48:53,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1826.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 954.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:53,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.89 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:53,926 INFO L168 Benchmark]: Boogie Preprocessor took 170.40 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:53,937 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1826.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 954.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.89 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 170.40 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.3 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...