./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label09.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 895c978aa88170755159934c9b011eda21a15eba .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label09.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 895c978aa88170755159934c9b011eda21a15eba ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:13,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:13,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:13,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:13,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:13,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:13,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:13,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:13,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:13,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:13,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:13,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:13,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:13,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:13,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:13,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:13,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:13,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:13,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:13,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:13,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:13,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:13,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:13,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:13,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:13,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:13,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:13,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:13,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:13,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:13,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:13,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:13,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:13,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:13,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:13,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:13,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:13,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:13,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:13,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:13,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:13,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:13,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:13,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:13,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:13,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:13,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:13,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:13,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:13,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:13,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:13,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:13,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:13,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:13,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:13,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:13,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:13,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:13,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:13,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:13,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:13,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:13,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:13,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:13,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:13,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:13,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:13,958 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:13,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:13,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:13,962 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 -> 895c978aa88170755159934c9b011eda21a15eba [2019-11-26 16:35:14,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:14,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:14,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:14,568 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:14,570 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:14,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-26 16:35:14,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb1390d8b/14d05d3067944ac585eed52d8258f6e9/FLAGaba09d921 [2019-11-26 16:35:16,359 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:16,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-26 16:35:16,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb1390d8b/14d05d3067944ac585eed52d8258f6e9/FLAGaba09d921 [2019-11-26 16:35:16,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb1390d8b/14d05d3067944ac585eed52d8258f6e9 [2019-11-26 16:35:16,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:16,489 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:16,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:16,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:16,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:16,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:16" (1/1) ... [2019-11-26 16:35:16,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:16, skipping insertion in model container [2019-11-26 16:35:16,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:16" (1/1) ... [2019-11-26 16:35:16,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:16,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:20,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:20,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:21,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:22,078 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:22,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22 WrapperNode [2019-11-26 16:35:22,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:22,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:22,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:22,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:22,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:22,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:22,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:22,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:22,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:22,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:22,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:22,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:22,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:22,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:22,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:22,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:23,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:23,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:23,149 INFO L168 Benchmark]: Toolchain (without parser) took 6651.69 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 749.8 MB in the end (delta: 194.7 MB). Peak memory consumption was 194.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:23,150 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:23,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5588.36 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 814.3 MB in the end (delta: 130.2 MB). Peak memory consumption was 130.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:23,156 INFO L168 Benchmark]: Boogie Procedure Inliner took 512.26 ms. Allocated memory is still 1.0 GB. Free memory was 814.3 MB in the beginning and 780.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:23,162 INFO L168 Benchmark]: Boogie Preprocessor took 543.29 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 749.8 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:23,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 5588.36 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 814.3 MB in the end (delta: 130.2 MB). Peak memory consumption was 130.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 512.26 ms. Allocated memory is still 1.0 GB. Free memory was 814.3 MB in the beginning and 780.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 543.29 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 749.8 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:27,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:27,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:27,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:27,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:27,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:27,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:27,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:27,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:27,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:27,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:27,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:27,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:27,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:27,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:27,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:27,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:27,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:27,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:27,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:27,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:27,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:27,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:27,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:27,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:27,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:27,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:27,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:27,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:27,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:27,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:27,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:27,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:27,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:27,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:27,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:27,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:27,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:27,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:27,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:27,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:27,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:27,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:27,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:27,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:27,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:27,299 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:27,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:27,300 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:27,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:27,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:27,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:27,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:27,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:27,303 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:27,306 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:27,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:27,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:27,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:27,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:27,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:27,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:27,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:27,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:27,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:27,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:27,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:27,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:27,311 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:27,312 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:27,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:27,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:27,314 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 -> 895c978aa88170755159934c9b011eda21a15eba [2019-11-26 16:35:27,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:27,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:27,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:27,909 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:27,909 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:27,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-26 16:35:28,067 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2bc8f67d/8b5d68ca53104922be69a1fa44c5bbdc/FLAG2633381a2 [2019-11-26 16:35:29,848 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:29,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-26 16:35:29,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2bc8f67d/8b5d68ca53104922be69a1fa44c5bbdc/FLAG2633381a2 [2019-11-26 16:35:29,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2bc8f67d/8b5d68ca53104922be69a1fa44c5bbdc [2019-11-26 16:35:29,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:29,994 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:30,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:30,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:30,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:30,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,022 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 26.11 04:35:30, skipping insertion in model container [2019-11-26 16:35:30,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:30,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:33,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:33,568 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:35,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:35,223 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:35,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35 WrapperNode [2019-11-26 16:35:35,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:35,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:35,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:35,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:35,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:35,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:35,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:35,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:35,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:36,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:36,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:36,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:36,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:36,280 INFO L168 Benchmark]: Toolchain (without parser) took 6281.82 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 733.0 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:36,281 INFO L168 Benchmark]: CDTParser took 3.05 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:36,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5228.45 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:36,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 552.17 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:36,292 INFO L168 Benchmark]: Boogie Preprocessor took 488.60 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:36,301 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.05 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 5228.45 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 552.17 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 488.60 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...