./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_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/Problem01_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 addc9e4e4fc897318cfe4d26c9760729a73864e1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_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 addc9e4e4fc897318cfe4d26c9760729a73864e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:33:24,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:24,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:24,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:24,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:24,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:24,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:24,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:24,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:24,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:24,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:24,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:24,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:24,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:24,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:24,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:24,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:24,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:24,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:24,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:24,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:24,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:24,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:24,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:24,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:24,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:24,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:24,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:24,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:24,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:24,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:24,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:24,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:24,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:24,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:24,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:24,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:24,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:24,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:24,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:24,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:24,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:24,805 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:24,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:24,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:24,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:24,809 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:24,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:24,811 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:24,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:24,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:24,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:24,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:24,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:24,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:24,816 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:24,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:24,817 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:24,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:24,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:24,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:24,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:24,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:24,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:24,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:24,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:24,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:24,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:24,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:24,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:24,826 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 -> addc9e4e4fc897318cfe4d26c9760729a73864e1 [2019-11-26 16:33:25,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:25,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:25,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:25,459 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:25,460 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:25,461 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2019-11-26 16:33:25,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fdfbc259/a0a32267b7e04845a236d1b50ce5d01a/FLAG084433455 [2019-11-26 16:33:26,888 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:26,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2019-11-26 16:33:26,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fdfbc259/a0a32267b7e04845a236d1b50ce5d01a/FLAG084433455 [2019-11-26 16:33:26,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fdfbc259/a0a32267b7e04845a236d1b50ce5d01a [2019-11-26 16:33:26,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:26,976 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:26,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:26,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:26,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:26,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:26" (1/1) ... [2019-11-26 16:33:26,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:26, skipping insertion in model container [2019-11-26 16:33:26,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:26" (1/1) ... [2019-11-26 16:33:27,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:27,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:28,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:28,223 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:28,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:28,550 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:28,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28 WrapperNode [2019-11-26 16:33:28,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:28,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:28,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:28,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:28,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:28,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:28,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:28,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:28,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:28,967 INFO L168 Benchmark]: Toolchain (without parser) took 1987.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.6 MB in the end (delta: 49.8 kB). Peak memory consumption was 115.3 kB. Max. memory is 12.5 GB. [2019-11-26 16:33:28,974 INFO L168 Benchmark]: CDTParser took 2.71 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 16:33:28,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1573.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:28,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.97 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:28,982 INFO L168 Benchmark]: Boogie Preprocessor took 187.27 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:28,991 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 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 1573.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.97 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.27 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:32,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:32,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:32,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:32,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:32,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:32,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:32,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:32,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:32,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:32,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:32,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:32,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:32,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:32,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:32,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:32,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:32,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:32,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:32,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:32,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:32,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:32,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:32,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:32,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:32,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:32,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:32,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:32,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:32,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:32,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:32,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:32,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:32,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:32,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:32,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:32,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:32,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:32,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:32,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:32,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:32,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:32,994 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:32,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:33,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:33,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:33,004 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:33,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:33,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:33,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:33,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:33,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:33,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:33,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:33,007 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:33,008 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:33,008 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:33,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:33,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:33,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:33,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:33,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:33,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:33,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:33,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:33,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:33,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:33,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:33,016 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:33,016 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:33,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:33,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:33,019 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 -> addc9e4e4fc897318cfe4d26c9760729a73864e1 [2019-11-26 16:33:33,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:33,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:33,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:33,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:33,661 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:33,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2019-11-26 16:33:33,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/574a11318/c25c46ba7bbd40089f0ed080357faa06/FLAGf7bd915b1 [2019-11-26 16:33:35,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:35,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2019-11-26 16:33:35,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/574a11318/c25c46ba7bbd40089f0ed080357faa06/FLAGf7bd915b1 [2019-11-26 16:33:35,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/574a11318/c25c46ba7bbd40089f0ed080357faa06 [2019-11-26 16:33:35,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:35,468 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:35,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:35,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:35,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:35,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:35" (1/1) ... [2019-11-26 16:33:35,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:35, skipping insertion in model container [2019-11-26 16:33:35,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:35" (1/1) ... [2019-11-26 16:33:35,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:35,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:36,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:36,527 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:36,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,029 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:37,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37 WrapperNode [2019-11-26 16:33:37,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:37,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:37,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:37,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:37,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:37,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,455 INFO L168 Benchmark]: Toolchain (without parser) took 1983.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.1 MB in the end (delta: -10.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:37,458 INFO L168 Benchmark]: CDTParser took 0.35 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 16:33:37,461 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1562.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.8 MB in the end (delta: -16.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.01 ms. Allocated memory is still 1.0 GB. Free memory was 977.8 MB in the beginning and 972.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,469 INFO L168 Benchmark]: Boogie Preprocessor took 181.07 ms. Allocated memory is still 1.0 GB. Free memory is still 972.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:37,478 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1562.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.8 MB in the end (delta: -16.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.01 ms. Allocated memory is still 1.0 GB. Free memory was 977.8 MB in the beginning and 972.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.07 ms. Allocated memory is still 1.0 GB. Free memory is still 972.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...