./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label41.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/Problem04_label41.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 fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label41.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 fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:35:41,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:41,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:41,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:41,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:41,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:41,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:41,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:41,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:41,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:41,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:41,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:41,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:41,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:41,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:41,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:41,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:41,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:41,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:41,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:41,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:41,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:41,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:41,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:41,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:41,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:41,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:41,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:41,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:41,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:41,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:41,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:41,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:41,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:41,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:41,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:41,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:41,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:41,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:41,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:41,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:41,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:41,928 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:41,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:41,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:41,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:41,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:41,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:41,940 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:41,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:41,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:41,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:41,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:41,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:41,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:41,947 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:41,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:41,947 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:41,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:41,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:41,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:41,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:41,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:41,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:41,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:41,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:41,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:41,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:41,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:41,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:41,956 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 -> fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d [2019-11-26 16:35:42,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:42,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:42,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:42,670 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:42,674 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:42,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-26 16:35:42,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ce672976/596a8cab4c774c2ab18094e31adb2afa/FLAG83ba25070 [2019-11-26 16:35:44,568 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:44,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-26 16:35:44,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ce672976/596a8cab4c774c2ab18094e31adb2afa/FLAG83ba25070 [2019-11-26 16:35:44,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ce672976/596a8cab4c774c2ab18094e31adb2afa [2019-11-26 16:35:44,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:44,705 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:44,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:44,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:44,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:44,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44, skipping insertion in model container [2019-11-26 16:35:44,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:45,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:47,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:47,983 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:49,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:49,705 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:49,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49 WrapperNode [2019-11-26 16:35:49,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:49,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:49,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:49,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:49,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:49,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:50,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:50,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:50,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:50,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:50,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:50,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:50,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:50,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:50,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:50,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:50,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:50,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:50,721 INFO L168 Benchmark]: Toolchain (without parser) took 6009.22 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 750.7 MB in the end (delta: 193.8 MB). Peak memory consumption was 193.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:50,722 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 16:35:50,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5001.41 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 814.5 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:50,728 INFO L168 Benchmark]: Boogie Procedure Inliner took 533.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 774.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:50,731 INFO L168 Benchmark]: Boogie Preprocessor took 466.09 ms. Allocated memory is still 1.0 GB. Free memory was 774.4 MB in the beginning and 750.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:50,744 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 5001.41 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 814.5 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 533.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 774.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 466.09 ms. Allocated memory is still 1.0 GB. Free memory was 774.4 MB in the beginning and 750.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 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 16:35:54,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:54,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:55,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:55,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:55,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:55,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:55,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:55,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:55,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:55,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:55,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:55,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:55,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:55,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:55,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:55,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:55,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:55,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:55,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:55,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:55,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:55,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:55,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:55,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:55,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:55,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:55,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:55,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:55,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:55,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:55,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:55,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:55,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:55,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:55,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:55,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:55,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:55,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:55,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:55,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:55,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:55,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:55,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:55,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:55,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:55,230 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:55,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:55,231 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:55,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:55,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:55,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:55,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:55,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:55,236 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:55,237 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:55,237 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:55,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:55,238 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:55,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:55,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:55,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:55,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:55,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:55,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:55,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:55,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:55,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:55,243 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:55,243 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:55,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:55,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:55,248 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 -> fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d [2019-11-26 16:35:55,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:55,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:55,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:55,834 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:55,837 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:55,838 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-26 16:35:56,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddd2d99b0/893a0dd04f574c0c9317c6c86f5b0f3d/FLAG457d33751 [2019-11-26 16:35:57,745 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:57,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-26 16:35:57,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddd2d99b0/893a0dd04f574c0c9317c6c86f5b0f3d/FLAG457d33751 [2019-11-26 16:35:57,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddd2d99b0/893a0dd04f574c0c9317c6c86f5b0f3d [2019-11-26 16:35:57,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:57,876 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:57,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:57,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:57,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:57,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:57" (1/1) ... [2019-11-26 16:35:57,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:57, skipping insertion in model container [2019-11-26 16:35:57,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:57" (1/1) ... [2019-11-26 16:35:57,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:58,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:01,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:01,189 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:02,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:02,686 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:02,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02 WrapperNode [2019-11-26 16:36:02,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:02,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:02,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:02,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:02,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02" (1/1) ... [2019-11-26 16:36:02,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02" (1/1) ... [2019-11-26 16:36:03,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:03,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:03,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:03,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:03,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02" (1/1) ... [2019-11-26 16:36:03,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02" (1/1) ... [2019-11-26 16:36:03,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02" (1/1) ... [2019-11-26 16:36:03,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02" (1/1) ... [2019-11-26 16:36:03,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02" (1/1) ... [2019-11-26 16:36:03,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02" (1/1) ... [2019-11-26 16:36:03,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:02" (1/1) ... [2019-11-26 16:36:03,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:03,782 INFO L168 Benchmark]: Toolchain (without parser) took 5899.76 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 740.0 MB in the end (delta: 204.6 MB). Peak memory consumption was 204.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:03,783 INFO L168 Benchmark]: CDTParser took 2.45 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 16:36:03,788 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4810.18 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 141.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:03,789 INFO L168 Benchmark]: Boogie Procedure Inliner took 566.86 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 768.6 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:03,795 INFO L168 Benchmark]: Boogie Preprocessor took 514.22 ms. Allocated memory is still 1.0 GB. Free memory was 768.6 MB in the beginning and 740.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:03,805 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.45 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 4810.18 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 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 566.86 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 768.6 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 514.22 ms. Allocated memory is still 1.0 GB. Free memory was 768.6 MB in the beginning and 740.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...