./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label23.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 6f12abc512cccf4c27c16f251095b3f49b593edc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label23.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 6f12abc512cccf4c27c16f251095b3f49b593edc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:32,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:32,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:32,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:32,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:32,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:32,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:32,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:32,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:32,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:32,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:32,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:32,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:32,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:32,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:32,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:32,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:32,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:32,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:32,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:32,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:32,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:32,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:32,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:32,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:32,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:32,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:32,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:32,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:32,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:32,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:32,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:32,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:32,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:32,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:32,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:32,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:32,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:32,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:32,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:32,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:32,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:32,936 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:32,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:32,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:32,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:32,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:32,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:32,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:32,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:32,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:32,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:32,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:32,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:32,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:32,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:32,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:32,954 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:32,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:32,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:32,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:32,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:32,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:32,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:32,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:32,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:32,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:32,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:32,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:32,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:32,961 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 -> 6f12abc512cccf4c27c16f251095b3f49b593edc [2019-11-27 09:34:33,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:33,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:33,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:33,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:33,661 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:33,662 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-27 09:34:33,822 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8226bd769/7f2b49ffbe8d469788eb70b55395af0b/FLAGb63ad7430 [2019-11-27 09:34:35,599 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:35,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-27 09:34:35,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8226bd769/7f2b49ffbe8d469788eb70b55395af0b/FLAGb63ad7430 [2019-11-27 09:34:35,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8226bd769/7f2b49ffbe8d469788eb70b55395af0b [2019-11-27 09:34:35,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:35,737 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:35,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:35,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:35,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:35,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:35" (1/1) ... [2019-11-27 09:34:35,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:35, skipping insertion in model container [2019-11-27 09:34:35,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:35" (1/1) ... [2019-11-27 09:34:35,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:36,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:39,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:39,377 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:40,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:41,017 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:41,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41 WrapperNode [2019-11-27 09:34:41,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:41,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:41,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:41,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:41,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:41,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:42,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:42,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:42,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:42,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:43,564 INFO L168 Benchmark]: Toolchain (without parser) took 7821.83 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 809.9 MB in the end (delta: 134.6 MB). Peak memory consumption was 134.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:43,567 INFO L168 Benchmark]: CDTParser took 2.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:43,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5282.27 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 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:43,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 1546.46 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 869.4 MB in the end (delta: -89.9 MB). Peak memory consumption was 139.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:43,577 INFO L168 Benchmark]: Boogie Preprocessor took 982.26 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 809.9 MB in the end (delta: 59.6 MB). Peak memory consumption was 59.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:43,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.45 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 5282.27 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 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1546.46 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 869.4 MB in the end (delta: -89.9 MB). Peak memory consumption was 139.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 982.26 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 809.9 MB in the end (delta: 59.6 MB). Peak memory consumption was 59.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:47,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:47,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:47,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:47,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:47,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:47,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:47,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:47,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:47,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:47,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:47,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:47,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:47,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:47,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:47,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:47,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:47,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:47,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:47,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:47,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:47,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:47,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:47,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:47,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:47,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:47,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:47,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:47,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:47,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:47,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:47,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:47,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:47,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:47,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:47,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:47,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:47,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:47,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:47,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:47,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:47,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:47,838 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:47,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:47,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:47,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:47,848 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:47,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:47,851 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:47,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:47,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:47,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:47,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:47,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:47,855 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:47,855 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:47,856 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:47,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:47,858 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:47,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:47,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:47,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:47,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:47,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:47,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:47,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:47,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:47,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:47,862 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:47,862 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:47,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:47,863 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:47,864 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 -> 6f12abc512cccf4c27c16f251095b3f49b593edc [2019-11-27 09:34:48,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:48,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:48,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:48,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:48,515 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:48,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-27 09:34:48,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b510d96ea/d5fbd4bc09e74075a8d0f4f3d601bc00/FLAG80fbaab28 [2019-11-27 09:34:50,488 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:50,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-27 09:34:50,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b510d96ea/d5fbd4bc09e74075a8d0f4f3d601bc00/FLAG80fbaab28 [2019-11-27 09:34:50,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b510d96ea/d5fbd4bc09e74075a8d0f4f3d601bc00 [2019-11-27 09:34:50,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:50,643 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:50,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:50,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:50,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:50,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:50,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50, skipping insertion in model container [2019-11-27 09:34:50,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:50,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:51,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:54,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:54,832 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:56,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:56,509 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:56,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56 WrapperNode [2019-11-27 09:34:56,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:56,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:56,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:56,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:56,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:56,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:57,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:57,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:57,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:57,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:57,947 INFO L168 Benchmark]: Toolchain (without parser) took 7299.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 880.6 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:57,948 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 09:34:57,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5871.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:57,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 898.50 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 914.0 MB in the end (delta: -197.5 MB). Peak memory consumption was 38.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:57,958 INFO L168 Benchmark]: Boogie Preprocessor took 523.98 ms. Allocated memory is still 1.0 GB. Free memory was 914.0 MB in the beginning and 880.6 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:57,970 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5871.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 898.50 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 914.0 MB in the end (delta: -197.5 MB). Peak memory consumption was 38.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 523.98 ms. Allocated memory is still 1.0 GB. Free memory was 914.0 MB in the beginning and 880.6 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...