./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label07.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 fab8c9d18b175fc293228525249119580128d385 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label07.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 fab8c9d18b175fc293228525249119580128d385 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:29:18,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:18,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:18,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:18,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:18,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:18,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:18,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:18,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:18,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:18,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:18,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:18,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:18,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:18,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:18,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:18,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:18,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:18,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:18,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:18,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:18,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:18,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:18,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:18,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:18,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:18,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:18,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:18,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:18,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:18,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:18,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:18,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:18,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:18,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:18,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:18,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:18,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:18,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:18,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:18,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:18,755 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:29:18,798 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:18,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:18,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:18,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:18,805 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:18,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:18,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:18,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:29:18,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:18,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:18,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:18,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:18,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:18,814 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:18,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:18,815 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:18,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:18,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:18,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:18,816 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:18,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:18,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:18,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:18,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:18,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:18,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:29:18,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:29:18,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:18,822 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 -> fab8c9d18b175fc293228525249119580128d385 [2019-11-25 22:29:19,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:19,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:19,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:19,471 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:19,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:19,475 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label07.c [2019-11-25 22:29:19,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8685d82ec/a092028e11484e2f94d26b32accbc65b/FLAGb0954d879 [2019-11-25 22:29:21,879 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:21,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label07.c [2019-11-25 22:29:22,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8685d82ec/a092028e11484e2f94d26b32accbc65b/FLAGb0954d879 [2019-11-25 22:29:22,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8685d82ec/a092028e11484e2f94d26b32accbc65b [2019-11-25 22:29:22,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:22,075 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:22,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:22,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:22,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:22,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:22,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22, skipping insertion in model container [2019-11-25 22:29:22,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:22,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:22,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:27,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:27,512 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:30,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:30,354 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:30,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30 WrapperNode [2019-11-25 22:29:30,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:30,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:30,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:30,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:30,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30" (1/1) ... [2019-11-25 22:29:30,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30" (1/1) ... [2019-11-25 22:29:31,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:31,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:31,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:31,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:31,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30" (1/1) ... [2019-11-25 22:29:31,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30" (1/1) ... [2019-11-25 22:29:31,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30" (1/1) ... [2019-11-25 22:29:31,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30" (1/1) ... [2019-11-25 22:29:31,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30" (1/1) ... [2019-11-25 22:29:31,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30" (1/1) ... [2019-11-25 22:29:31,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:30" (1/1) ... [2019-11-25 22:29:31,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:31,819 INFO L168 Benchmark]: Toolchain (without parser) took 9740.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 778.0 MB in the end (delta: 160.8 MB). Peak memory consumption was 160.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:31,820 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:29:31,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8279.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 901.9 MB in the end (delta: 36.9 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:31,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 800.68 ms. Allocated memory is still 1.0 GB. Free memory was 901.9 MB in the beginning and 831.3 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:31,828 INFO L168 Benchmark]: Boogie Preprocessor took 652.14 ms. Allocated memory is still 1.0 GB. Free memory was 831.3 MB in the beginning and 778.0 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:31,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8279.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 901.9 MB in the end (delta: 36.9 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 800.68 ms. Allocated memory is still 1.0 GB. Free memory was 901.9 MB in the beginning and 831.3 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 652.14 ms. Allocated memory is still 1.0 GB. Free memory was 831.3 MB in the beginning and 778.0 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:29:35,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:35,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:35,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:35,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:35,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:35,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:35,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:35,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:35,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:35,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:35,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:35,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:35,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:35,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:35,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:35,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:35,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:35,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:35,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:35,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:35,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:35,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:35,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:35,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:35,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:35,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:35,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:35,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:35,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:35,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:35,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:35,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:35,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:35,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:35,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:35,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:35,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:35,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:35,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:35,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:35,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:36,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:36,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:36,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:36,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:36,027 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:36,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:36,028 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:36,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:36,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:36,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:36,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:36,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:36,035 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:36,035 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:36,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:36,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:36,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:36,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:36,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:36,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:36,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:36,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:36,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:36,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:36,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:36,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:36,042 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:36,042 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:36,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:36,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:36,047 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 -> fab8c9d18b175fc293228525249119580128d385 [2019-11-25 22:29:36,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:36,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:36,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:36,705 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:36,709 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:36,711 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label07.c [2019-11-25 22:29:36,868 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b16a3429/afe7f15ebcb74a73b0d0dd821c9f0817/FLAG00428afcb [2019-11-25 22:29:38,973 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:38,974 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label07.c [2019-11-25 22:29:39,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b16a3429/afe7f15ebcb74a73b0d0dd821c9f0817/FLAG00428afcb [2019-11-25 22:29:39,109 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b16a3429/afe7f15ebcb74a73b0d0dd821c9f0817 [2019-11-25 22:29:39,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:39,127 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:39,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:39,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:39,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:39,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:39" (1/1) ... [2019-11-25 22:29:39,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:39, skipping insertion in model container [2019-11-25 22:29:39,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:39" (1/1) ... [2019-11-25 22:29:39,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:39,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:44,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:44,243 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:46,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:47,014 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:47,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47 WrapperNode [2019-11-25 22:29:47,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:47,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:47,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:47,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:47,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47" (1/1) ... [2019-11-25 22:29:47,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47" (1/1) ... [2019-11-25 22:29:47,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:47,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:47,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:47,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:47,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47" (1/1) ... [2019-11-25 22:29:47,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47" (1/1) ... [2019-11-25 22:29:47,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47" (1/1) ... [2019-11-25 22:29:47,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47" (1/1) ... [2019-11-25 22:29:48,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47" (1/1) ... [2019-11-25 22:29:48,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47" (1/1) ... [2019-11-25 22:29:48,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:47" (1/1) ... [2019-11-25 22:29:48,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:48,656 INFO L168 Benchmark]: Toolchain (without parser) took 9526.25 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 759.0 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:48,657 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:29:48,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7889.65 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 888.3 MB in the end (delta: 44.7 MB). Peak memory consumption was 269.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:48,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 757.70 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 818.0 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:48,667 INFO L168 Benchmark]: Boogie Preprocessor took 872.23 ms. Allocated memory is still 1.0 GB. Free memory was 818.0 MB in the beginning and 759.0 MB in the end (delta: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:48,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 7889.65 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 888.3 MB in the end (delta: 44.7 MB). Peak memory consumption was 269.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 757.70 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 818.0 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 872.23 ms. Allocated memory is still 1.0 GB. Free memory was 818.0 MB in the beginning and 759.0 MB in the end (delta: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...