./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label43.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 3bf2b56362177c20b854054410b4a33c229cd294 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label43.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 3bf2b56362177c20b854054410b4a33c229cd294 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:47,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:47,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:47,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:47,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:47,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:47,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:47,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:47,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:47,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:47,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:47,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:47,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:47,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:47,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:47,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:47,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:47,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:47,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:47,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:47,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:47,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:47,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:47,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:47,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:47,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:47,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:47,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:47,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:47,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:47,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:47,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:47,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:47,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:47,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:47,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:47,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:47,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:47,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:47,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:47,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:47,873 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:47,929 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:47,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:47,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:47,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:47,941 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:47,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:47,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:47,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:47,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:47,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:47,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:47,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:47,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:47,946 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:47,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:47,951 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:47,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:47,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:47,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:47,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:47,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:47,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:47,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:47,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:47,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:47,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:47,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:47,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:47,958 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 -> 3bf2b56362177c20b854054410b4a33c229cd294 [2019-11-25 22:27:48,509 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:48,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:48,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:48,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:48,554 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:48,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label43.c [2019-11-25 22:27:48,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8e05f573/c3d57283f607439b89cb8fc7b799e91b/FLAG1f74d03d1 [2019-11-25 22:27:50,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:50,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label43.c [2019-11-25 22:27:50,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8e05f573/c3d57283f607439b89cb8fc7b799e91b/FLAG1f74d03d1 [2019-11-25 22:27:50,609 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8e05f573/c3d57283f607439b89cb8fc7b799e91b [2019-11-25 22:27:50,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:50,619 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:50,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:50,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:50,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:50,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50, skipping insertion in model container [2019-11-25 22:27:50,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:50,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:54,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:54,276 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:55,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:55,947 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:55,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55 WrapperNode [2019-11-25 22:27:55,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:55,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:55,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:55,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:55,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:56,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:56,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:56,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:56,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:56,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:56,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:56,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:56,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:56,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:56,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:56,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:57,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:57,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:57,168 INFO L168 Benchmark]: Toolchain (without parser) took 6544.04 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 755.8 MB in the end (delta: 188.8 MB). Peak memory consumption was 188.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:57,169 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:27:57,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5326.39 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 825.9 MB in the end (delta: 118.6 MB). Peak memory consumption was 118.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:57,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 594.43 ms. Allocated memory is still 1.0 GB. Free memory was 825.9 MB in the beginning and 785.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:57,179 INFO L168 Benchmark]: Boogie Preprocessor took 609.30 ms. Allocated memory is still 1.0 GB. Free memory was 785.8 MB in the beginning and 755.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:57,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5326.39 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 825.9 MB in the end (delta: 118.6 MB). Peak memory consumption was 118.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 594.43 ms. Allocated memory is still 1.0 GB. Free memory was 825.9 MB in the beginning and 785.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 609.30 ms. Allocated memory is still 1.0 GB. Free memory was 785.8 MB in the beginning and 755.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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 0.1.24-65d6cd2 [2019-11-25 22:28:01,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:01,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:01,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:01,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:01,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:01,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:01,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:01,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:01,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:01,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:01,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:01,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:01,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:01,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:01,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:01,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:01,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:01,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:01,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:01,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:01,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:01,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:01,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:01,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:01,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:01,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:01,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:01,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:01,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:01,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:01,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:01,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:01,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:01,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:01,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:01,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:01,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:01,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:01,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:01,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:01,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:01,380 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:01,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:01,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:01,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:01,392 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:01,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:01,393 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:01,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:01,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:01,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:01,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:01,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:01,396 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:01,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:01,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:01,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:01,398 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:01,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:01,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:01,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:01,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:01,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:01,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:01,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:01,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:01,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:01,404 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:01,405 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:01,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:01,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:01,407 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 -> 3bf2b56362177c20b854054410b4a33c229cd294 [2019-11-25 22:28:01,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:01,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:01,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:01,989 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:01,991 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:01,993 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label43.c [2019-11-25 22:28:02,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c76b6aa39/c10c4f4d4c754d0c8a6b934c64a0c143/FLAG3a108b191 [2019-11-25 22:28:03,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:03,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label43.c [2019-11-25 22:28:03,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c76b6aa39/c10c4f4d4c754d0c8a6b934c64a0c143/FLAG3a108b191 [2019-11-25 22:28:03,969 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c76b6aa39/c10c4f4d4c754d0c8a6b934c64a0c143 [2019-11-25 22:28:03,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:03,984 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:03,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:03,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:03,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:04,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04, skipping insertion in model container [2019-11-25 22:28:04,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:04,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:07,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:07,593 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:09,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:09,577 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:09,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09 WrapperNode [2019-11-25 22:28:09,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:09,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:09,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:09,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:09,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:09,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:10,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:10,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:10,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:10,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:09" (1/1) ... [2019-11-25 22:28:10,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:10,747 INFO L168 Benchmark]: Toolchain (without parser) took 6758.59 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 728.8 MB in the end (delta: 215.7 MB). Peak memory consumption was 215.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:10,748 INFO L168 Benchmark]: CDTParser took 2.83 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. [2019-11-25 22:28:10,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5592.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:10,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 616.78 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:10,759 INFO L168 Benchmark]: Boogie Preprocessor took 540.60 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 728.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:10,772 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.83 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 5592.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 616.78 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 540.60 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 728.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...