./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label02.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_label02.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 db8b9d07b9bf6152068593ea7f5f74f3e1a9a5cb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label02.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 db8b9d07b9bf6152068593ea7f5f74f3e1a9a5cb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:09,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:09,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:09,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:09,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:09,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:09,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:09,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:09,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:09,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:09,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:09,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:09,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:09,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:09,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:09,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:09,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:09,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:09,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:09,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:09,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:09,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:09,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:09,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:09,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:09,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:09,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:09,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:09,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:09,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:09,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:09,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:09,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:09,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:09,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:09,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:09,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:09,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:09,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:09,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:09,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:09,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:09,922 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:09,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:09,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:09,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:09,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:09,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:09,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:09,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:09,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:09,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:09,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:09,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:09,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:09,934 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:09,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:09,934 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:09,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:09,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:09,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:09,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:09,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:09,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:09,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:09,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:09,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:09,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:09,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:09,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:09,939 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 -> db8b9d07b9bf6152068593ea7f5f74f3e1a9a5cb [2019-11-26 16:35:10,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:10,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:10,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:10,496 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:10,498 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:10,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2019-11-26 16:35:10,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27cb09a63/c9863bddf67b43e3a56541ad953da693/FLAG359c7f490 [2019-11-26 16:35:12,265 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:12,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2019-11-26 16:35:12,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27cb09a63/c9863bddf67b43e3a56541ad953da693/FLAG359c7f490 [2019-11-26 16:35:12,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27cb09a63/c9863bddf67b43e3a56541ad953da693 [2019-11-26 16:35:12,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:12,392 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:12,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:12,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:12,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:12,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:12" (1/1) ... [2019-11-26 16:35:12,416 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 04:35:12, skipping insertion in model container [2019-11-26 16:35:12,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:12" (1/1) ... [2019-11-26 16:35:12,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:12,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:15,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:15,898 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:17,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:17,652 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:17,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17 WrapperNode [2019-11-26 16:35:17,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:17,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:17,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:17,660 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:17,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:17,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:18,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:18,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:18,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:18,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:18,680 INFO L168 Benchmark]: Toolchain (without parser) took 6282.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.3 MB in the end (delta: 193.2 MB). Peak memory consumption was 193.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:18,682 INFO L168 Benchmark]: CDTParser took 0.40 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 16:35:18,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5262.87 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:18,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.72 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.2 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:18,692 INFO L168 Benchmark]: Boogie Preprocessor took 513.06 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.3 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:18,704 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 5262.87 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.72 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.2 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 513.06 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.3 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 16:35:22,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:22,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:22,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:22,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:22,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:22,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:22,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:22,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:22,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:22,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:22,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:22,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:22,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:22,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:22,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:22,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:22,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:22,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:22,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:22,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:22,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:22,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:22,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:22,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:22,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:22,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:22,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:22,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:22,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:22,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:22,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:22,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:22,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:22,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:22,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:22,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:22,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:22,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:22,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:22,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:22,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:22,874 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:22,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:22,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:22,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:22,883 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:22,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:22,884 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:22,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:22,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:22,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:22,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:22,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:22,888 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:22,889 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:22,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:22,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:22,892 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:22,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:22,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:22,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:22,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:22,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:22,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:22,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:22,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:22,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:22,898 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:22,899 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:22,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:22,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:22,900 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 -> db8b9d07b9bf6152068593ea7f5f74f3e1a9a5cb [2019-11-26 16:35:23,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:23,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:23,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:23,483 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:23,484 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:23,487 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2019-11-26 16:35:23,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138f6985d/defb5dbbb9f04dbf89c627d84d866c70/FLAGc8af8e620 [2019-11-26 16:35:25,240 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:25,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2019-11-26 16:35:25,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138f6985d/defb5dbbb9f04dbf89c627d84d866c70/FLAGc8af8e620 [2019-11-26 16:35:25,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138f6985d/defb5dbbb9f04dbf89c627d84d866c70 [2019-11-26 16:35:25,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:25,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:25,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:25,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:25,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:25,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:25" (1/1) ... [2019-11-26 16:35:25,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:25, skipping insertion in model container [2019-11-26 16:35:25,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:25" (1/1) ... [2019-11-26 16:35:25,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:26,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:29,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:29,198 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:30,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:30,783 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:30,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30 WrapperNode [2019-11-26 16:35:30,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:30,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:30,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:30,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:30,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30" (1/1) ... [2019-11-26 16:35:30,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30" (1/1) ... [2019-11-26 16:35:31,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:31,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:31,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:31,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:31,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30" (1/1) ... [2019-11-26 16:35:31,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30" (1/1) ... [2019-11-26 16:35:31,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30" (1/1) ... [2019-11-26 16:35:31,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30" (1/1) ... [2019-11-26 16:35:31,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30" (1/1) ... [2019-11-26 16:35:31,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30" (1/1) ... [2019-11-26 16:35:31,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:30" (1/1) ... [2019-11-26 16:35:31,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:31,952 INFO L168 Benchmark]: Toolchain (without parser) took 6142.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 751.8 MB in the end (delta: 192.6 MB). Peak memory consumption was 192.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:31,953 INFO L168 Benchmark]: CDTParser took 0.29 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 16:35:31,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4972.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 822.0 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:31,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 611.03 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:31,960 INFO L168 Benchmark]: Boogie Preprocessor took 549.49 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 751.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:31,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 4972.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 822.0 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 611.03 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 549.49 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 751.8 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...