./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem05_label13.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 952d839739edb9587170e42325fe87dfbaa01c71 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label13.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 952d839739edb9587170e42325fe87dfbaa01c71 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:45:11,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:11,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:11,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:11,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:11,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:11,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:11,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:11,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:11,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:11,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:11,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:11,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:11,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:11,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:11,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:11,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:11,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:11,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:11,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:11,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:11,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:11,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:11,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:11,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:11,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:11,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:11,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:11,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:11,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:11,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:11,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:11,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:11,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:11,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:11,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:11,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:11,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:11,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:11,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:11,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:11,265 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:11,303 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:11,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:11,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:11,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:11,311 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:11,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:11,313 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:11,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:11,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:11,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:11,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:11,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:11,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:11,318 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:11,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:11,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:11,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:11,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:11,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:11,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:11,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:11,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:11,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:11,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:11,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:11,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:11,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:11,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:11,328 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 -> 952d839739edb9587170e42325fe87dfbaa01c71 [2019-11-27 15:45:11,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:11,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:11,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:11,931 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:11,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:11,935 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label13.c [2019-11-27 15:45:12,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4914f1164/a2e01367c1e444699af3d826d9311387/FLAGc33f0f24f [2019-11-27 15:45:14,124 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:14,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label13.c [2019-11-27 15:45:14,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4914f1164/a2e01367c1e444699af3d826d9311387/FLAGc33f0f24f [2019-11-27 15:45:14,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4914f1164/a2e01367c1e444699af3d826d9311387 [2019-11-27 15:45:14,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:14,293 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:14,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:14,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:14,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:14,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:14" (1/1) ... [2019-11-27 15:45:14,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:14, skipping insertion in model container [2019-11-27 15:45:14,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:14" (1/1) ... [2019-11-27 15:45:14,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:14,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:20,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:20,313 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:22,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:23,118 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:23,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23 WrapperNode [2019-11-27 15:45:23,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:23,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:23,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:23,129 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:23,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:23,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:24,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:24,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:24,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:24,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:24,797 INFO L168 Benchmark]: Toolchain (without parser) took 10496.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 744.3 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:24,798 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 15:45:24,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8827.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 876.1 MB in the end (delta: 62.6 MB). Peak memory consumption was 279.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:24,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 905.39 ms. Allocated memory is still 1.0 GB. Free memory was 876.1 MB in the beginning and 800.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:24,807 INFO L168 Benchmark]: Boogie Preprocessor took 755.10 ms. Allocated memory is still 1.0 GB. Free memory was 800.3 MB in the beginning and 744.3 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:24,818 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 8827.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 876.1 MB in the end (delta: 62.6 MB). Peak memory consumption was 279.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 905.39 ms. Allocated memory is still 1.0 GB. Free memory was 876.1 MB in the beginning and 800.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 755.10 ms. Allocated memory is still 1.0 GB. Free memory was 800.3 MB in the beginning and 744.3 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 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 0.1.24-509859d [2019-11-27 15:45:28,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:28,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:28,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:28,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:28,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:28,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:28,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:28,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:28,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:28,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:28,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:28,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:28,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:28,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:28,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:28,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:28,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:28,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:28,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:28,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:28,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:28,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:28,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:28,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:28,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:28,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:28,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:28,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:28,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:28,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:28,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:28,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:28,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:28,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:28,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:28,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:28,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:28,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:28,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:28,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:28,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:28,825 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:28,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:28,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:28,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:28,832 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:28,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:28,835 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:28,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:28,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:28,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:28,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:28,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:28,837 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:28,838 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:28,838 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:28,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:28,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:28,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:28,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:28,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:28,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:28,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:28,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:28,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:28,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:28,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:28,847 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:28,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:28,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:28,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:28,849 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 -> 952d839739edb9587170e42325fe87dfbaa01c71 [2019-11-27 15:45:29,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:29,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:29,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:29,431 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:29,434 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:29,436 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label13.c [2019-11-27 15:45:29,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c346a8f2/3ccf7bd41dfd4ef0abaf690a6824cbb4/FLAGd7772823b [2019-11-27 15:45:31,798 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:31,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label13.c [2019-11-27 15:45:31,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c346a8f2/3ccf7bd41dfd4ef0abaf690a6824cbb4/FLAGd7772823b [2019-11-27 15:45:31,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c346a8f2/3ccf7bd41dfd4ef0abaf690a6824cbb4 [2019-11-27 15:45:31,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:31,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:31,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:31,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:31,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:31,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:31" (1/1) ... [2019-11-27 15:45:31,974 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 03:45:31, skipping insertion in model container [2019-11-27 15:45:31,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:31" (1/1) ... [2019-11-27 15:45:31,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:32,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:37,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:37,274 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:40,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:40,238 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:40,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40 WrapperNode [2019-11-27 15:45:40,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:40,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:40,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:40,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:40,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:40,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:41,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:41,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:41,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:41,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:41,950 INFO L168 Benchmark]: Toolchain (without parser) took 9986.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.2 MB in the beginning and 716.9 MB in the end (delta: 220.3 MB). Peak memory consumption was 220.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:41,954 INFO L168 Benchmark]: CDTParser took 0.30 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 15:45:41,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8278.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.2 MB in the beginning and 855.9 MB in the end (delta: 81.3 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:41,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 895.07 ms. Allocated memory is still 1.0 GB. Free memory was 855.9 MB in the beginning and 779.2 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:41,961 INFO L168 Benchmark]: Boogie Preprocessor took 804.34 ms. Allocated memory is still 1.0 GB. Free memory was 779.2 MB in the beginning and 716.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:41,971 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 8278.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.2 MB in the beginning and 855.9 MB in the end (delta: 81.3 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 895.07 ms. Allocated memory is still 1.0 GB. Free memory was 855.9 MB in the beginning and 779.2 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 804.34 ms. Allocated memory is still 1.0 GB. Free memory was 779.2 MB in the beginning and 716.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...