./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem19_label42.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 c15aa5ca7ab378f2037f486a5e34fd8d5334b14b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label42.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 c15aa5ca7ab378f2037f486a5e34fd8d5334b14b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:43,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:43,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:43,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:43,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:43,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:43,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:43,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:43,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:43,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:43,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:43,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:43,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:43,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:43,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:43,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:43,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:43,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:43,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:43,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:43,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:43,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:43,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:43,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:43,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:43,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:43,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:43,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:43,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:43,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:43,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:43,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:43,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:43,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:43,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:43,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:43,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:43,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:43,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:43,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:43,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:43,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:43,764 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:43,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:43,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:43,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:43,772 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:43,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:43,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:43,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:43,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:43,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:43,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:43,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:43,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:43,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:43,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:43,781 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:43,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:43,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:43,785 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:43,785 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:43,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:43,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:43,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:43,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:43,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:43,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:43,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:43,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:43,790 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 -> c15aa5ca7ab378f2037f486a5e34fd8d5334b14b [2019-11-27 09:39:44,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:44,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:44,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:44,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:44,400 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:44,401 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label42.c [2019-11-27 09:39:44,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4047a7dc0/533bea6b6be644d58cfb03f9f946c196/FLAG1c6af9668 [2019-11-27 09:39:46,661 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:46,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label42.c [2019-11-27 09:39:46,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4047a7dc0/533bea6b6be644d58cfb03f9f946c196/FLAG1c6af9668 [2019-11-27 09:39:46,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4047a7dc0/533bea6b6be644d58cfb03f9f946c196 [2019-11-27 09:39:46,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:46,818 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:46,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:46,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:46,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:46,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:46" (1/1) ... [2019-11-27 09:39:46,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:46, skipping insertion in model container [2019-11-27 09:39:46,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:46" (1/1) ... [2019-11-27 09:39:46,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:47,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:52,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:52,177 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:54,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:54,949 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:54,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54 WrapperNode [2019-11-27 09:39:54,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:54,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:54,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:54,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:54,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54" (1/1) ... [2019-11-27 09:39:55,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54" (1/1) ... [2019-11-27 09:39:56,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:56,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:56,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:56,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:56,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54" (1/1) ... [2019-11-27 09:39:56,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54" (1/1) ... [2019-11-27 09:39:56,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54" (1/1) ... [2019-11-27 09:39:56,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54" (1/1) ... [2019-11-27 09:39:58,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54" (1/1) ... [2019-11-27 09:39:58,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54" (1/1) ... [2019-11-27 09:39:58,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:54" (1/1) ... [2019-11-27 09:39:58,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:58,834 INFO L168 Benchmark]: Toolchain (without parser) took 12009.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 775.8 MB in the end (delta: 157.3 MB). Peak memory consumption was 384.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:58,835 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:39:58,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8131.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.5 MB in the end (delta: 62.5 MB). Peak memory consumption was 271.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:58,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 1301.01 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 701.2 MB in the end (delta: 169.4 MB). Peak memory consumption was 169.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:58,846 INFO L168 Benchmark]: Boogie Preprocessor took 2569.41 ms. Allocated memory is still 1.0 GB. Free memory was 701.2 MB in the beginning and 775.8 MB in the end (delta: -74.6 MB). Peak memory consumption was 152.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:58,859 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8131.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.5 MB in the end (delta: 62.5 MB). Peak memory consumption was 271.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1301.01 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 701.2 MB in the end (delta: 169.4 MB). Peak memory consumption was 169.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2569.41 ms. Allocated memory is still 1.0 GB. Free memory was 701.2 MB in the beginning and 775.8 MB in the end (delta: -74.6 MB). Peak memory consumption was 152.2 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-da95e15 [2019-11-27 09:40:03,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:40:03,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:40:03,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:40:03,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:40:03,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:40:03,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:40:03,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:40:03,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:40:03,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:40:03,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:40:03,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:40:03,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:40:03,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:40:03,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:40:03,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:40:03,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:40:03,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:40:03,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:40:03,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:40:03,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:40:03,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:40:03,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:40:03,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:40:03,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:40:03,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:40:03,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:40:03,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:40:03,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:40:03,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:40:03,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:40:03,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:40:03,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:40:03,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:40:03,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:40:03,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:40:03,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:40:03,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:40:03,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:40:03,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:40:03,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:40:03,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:40:03,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:40:03,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:40:03,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:40:03,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:40:03,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:40:03,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:40:03,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:40:03,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:40:03,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:40:03,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:40:03,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:40:03,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:40:03,310 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:40:03,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:40:03,311 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:40:03,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:40:03,315 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:40:03,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:40:03,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:40:03,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:40:03,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:40:03,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:40:03,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:40:03,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:40:03,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:40:03,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:40:03,321 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:40:03,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:40:03,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:40:03,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:40:03,325 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 -> c15aa5ca7ab378f2037f486a5e34fd8d5334b14b [2019-11-27 09:40:03,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:40:03,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:40:03,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:40:03,982 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:40:03,983 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:40:03,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label42.c [2019-11-27 09:40:04,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9853e00f6/a85a56c786cc4c2aac0de2ac00cea56c/FLAGa8f95c7ec [2019-11-27 09:40:06,124 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:40:06,125 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label42.c [2019-11-27 09:40:06,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9853e00f6/a85a56c786cc4c2aac0de2ac00cea56c/FLAGa8f95c7ec [2019-11-27 09:40:06,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9853e00f6/a85a56c786cc4c2aac0de2ac00cea56c [2019-11-27 09:40:06,351 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:40:06,358 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:40:06,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:06,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:40:06,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:40:06,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:40:06" (1/1) ... [2019-11-27 09:40:06,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:06, skipping insertion in model container [2019-11-27 09:40:06,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:40:06" (1/1) ... [2019-11-27 09:40:06,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:40:06,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:40:11,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:11,988 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:40:14,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:14,935 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:40:14,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14 WrapperNode [2019-11-27 09:40:14,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:14,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:14,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:40:14,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:40:14,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14" (1/1) ... [2019-11-27 09:40:15,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14" (1/1) ... [2019-11-27 09:40:15,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:15,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:40:15,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:40:15,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:40:15,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14" (1/1) ... [2019-11-27 09:40:15,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14" (1/1) ... [2019-11-27 09:40:15,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14" (1/1) ... [2019-11-27 09:40:15,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14" (1/1) ... [2019-11-27 09:40:16,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14" (1/1) ... [2019-11-27 09:40:16,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14" (1/1) ... [2019-11-27 09:40:17,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:14" (1/1) ... [2019-11-27 09:40:17,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:40:17,141 INFO L168 Benchmark]: Toolchain (without parser) took 10780.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 876.2 MB in the end (delta: 55.4 MB). Peak memory consumption was 319.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:17,144 INFO L168 Benchmark]: CDTParser took 3.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:40:17,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8577.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 779.4 MB in the end (delta: 152.2 MB). Peak memory consumption was 254.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:17,147 INFO L168 Benchmark]: Boogie Procedure Inliner took 767.94 ms. Allocated memory is still 1.0 GB. Free memory was 779.4 MB in the beginning and 709.1 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:17,153 INFO L168 Benchmark]: Boogie Preprocessor took 1421.53 ms. Allocated memory is still 1.0 GB. Free memory was 709.1 MB in the beginning and 876.2 MB in the end (delta: -167.1 MB). Peak memory consumption was 96.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:17,161 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.50 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 8577.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 779.4 MB in the end (delta: 152.2 MB). Peak memory consumption was 254.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 767.94 ms. Allocated memory is still 1.0 GB. Free memory was 779.4 MB in the beginning and 709.1 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1421.53 ms. Allocated memory is still 1.0 GB. Free memory was 709.1 MB in the beginning and 876.2 MB in the end (delta: -167.1 MB). Peak memory consumption was 96.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...