./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label48.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/Problem13_label48.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 5e714471f2db8decbefcd7ac9e05ec467702a5f7 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label48.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 5e714471f2db8decbefcd7ac9e05ec467702a5f7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:47:49,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:49,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:49,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:49,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:49,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:49,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:49,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:49,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:49,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:49,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:49,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:49,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:49,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:49,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:49,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:49,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:49,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:49,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:49,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:49,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:49,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:49,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:49,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:49,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:49,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:49,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:49,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:50,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:50,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:50,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:50,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:50,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:50,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:50,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:50,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:50,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:50,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:50,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:50,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:50,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:50,027 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:50,070 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:50,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:50,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:50,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:50,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:50,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:50,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:50,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:50,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:50,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:50,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:50,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:50,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:50,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:50,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:50,088 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:50,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:50,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:50,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:50,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:50,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:50,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:50,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:50,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:50,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:50,092 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:50,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:50,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:50,095 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 -> 5e714471f2db8decbefcd7ac9e05ec467702a5f7 [2019-11-26 16:47:50,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:50,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:50,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:50,666 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:50,670 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:50,671 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2019-11-26 16:47:50,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da04300a2/26903cfb970b403d9143e8d1fff8a6be/FLAGb43df3694 [2019-11-26 16:47:52,497 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:52,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2019-11-26 16:47:52,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da04300a2/26903cfb970b403d9143e8d1fff8a6be/FLAGb43df3694 [2019-11-26 16:47:52,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da04300a2/26903cfb970b403d9143e8d1fff8a6be [2019-11-26 16:47:52,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:52,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:52,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:52,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:52,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:52,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:52" (1/1) ... [2019-11-26 16:47:52,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:52, skipping insertion in model container [2019-11-26 16:47:52,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:52" (1/1) ... [2019-11-26 16:47:52,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:53,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:56,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:56,255 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:57,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:57,798 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:57,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57 WrapperNode [2019-11-26 16:47:57,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:57,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:57,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:57,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:57,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:57,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:59,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:59,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:59,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:59,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:48:00,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:48:00,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:48:00,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:48:00,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:00,930 INFO L168 Benchmark]: Toolchain (without parser) took 8269.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:00,931 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:00,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5146.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:00,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 1691.17 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.7 MB in the end (delta: -92.2 MB). Peak memory consumption was 137.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:00,942 INFO L168 Benchmark]: Boogie Preprocessor took 1421.35 ms. Allocated memory is still 1.0 GB. Free memory was 871.7 MB in the beginning and 803.2 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:00,954 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5146.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1691.17 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.7 MB in the end (delta: -92.2 MB). Peak memory consumption was 137.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1421.35 ms. Allocated memory is still 1.0 GB. Free memory was 871.7 MB in the beginning and 803.2 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 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 16:48:04,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:04,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:04,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:04,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:04,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:04,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:04,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:04,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:04,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:04,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:04,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:04,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:04,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:04,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:04,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:04,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:04,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:04,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:04,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:04,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:04,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:04,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:04,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:04,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:04,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:04,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:04,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:04,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:04,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:04,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:04,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:04,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:04,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:04,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:04,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:04,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:04,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:04,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:04,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:04,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:04,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:04,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:04,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:04,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:04,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:04,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:04,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:04,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:04,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:04,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:04,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:04,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:04,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:04,958 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:04,959 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:04,959 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:04,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:04,959 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:04,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:04,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:04,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:04,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:04,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:04,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:04,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:04,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:04,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:04,966 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:04,968 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:04,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:04,968 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:04,969 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 -> 5e714471f2db8decbefcd7ac9e05ec467702a5f7 [2019-11-26 16:48:05,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:05,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:05,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:05,549 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:05,554 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:05,556 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2019-11-26 16:48:05,709 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5982c836f/193b73b653b64f7c9e429ff72b3b480b/FLAG4c4591d3e [2019-11-26 16:48:07,295 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:07,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2019-11-26 16:48:07,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5982c836f/193b73b653b64f7c9e429ff72b3b480b/FLAG4c4591d3e [2019-11-26 16:48:07,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5982c836f/193b73b653b64f7c9e429ff72b3b480b [2019-11-26 16:48:07,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:07,444 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:07,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:07,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:07,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:07,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:07" (1/1) ... [2019-11-26 16:48:07,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:07, skipping insertion in model container [2019-11-26 16:48:07,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:07" (1/1) ... [2019-11-26 16:48:07,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:07,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:11,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:11,844 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:13,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:14,036 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:14,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14 WrapperNode [2019-11-26 16:48:14,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:14,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:14,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:14,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:14,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:14,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:14,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:14,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:14,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:15,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:15,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:15,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:15,186 INFO L168 Benchmark]: Toolchain (without parser) took 7736.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 876.1 MB in the end (delta: 68.4 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:15,186 INFO L168 Benchmark]: CDTParser took 0.41 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 16:48:15,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6591.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 959.3 MB in the end (delta: -14.8 MB). Peak memory consumption was 264.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:15,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 608.33 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 912.4 MB in the end (delta: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:15,193 INFO L168 Benchmark]: Boogie Preprocessor took 529.75 ms. Allocated memory is still 1.0 GB. Free memory was 912.4 MB in the beginning and 876.1 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:15,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 6591.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 959.3 MB in the end (delta: -14.8 MB). Peak memory consumption was 264.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 608.33 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 912.4 MB in the end (delta: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 529.75 ms. Allocated memory is still 1.0 GB. Free memory was 912.4 MB in the beginning and 876.1 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...