./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label08.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_label08.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 399981d1f77437507d7c8032dd873f53bfb6a12b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label08.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 399981d1f77437507d7c8032dd873f53bfb6a12b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:34:22,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:22,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:22,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:22,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:22,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:22,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:22,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:22,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:22,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:22,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:22,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:22,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:22,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:22,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:22,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:22,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:22,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:22,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:22,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:22,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:22,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:22,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:22,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:22,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:22,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:22,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:22,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:22,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:22,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:22,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:22,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:22,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:22,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:22,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:22,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:22,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:22,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:22,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:22,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:22,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:22,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:22,759 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:22,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:22,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:22,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:22,767 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:22,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:22,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:22,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:22,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:22,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:22,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:22,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:22,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:22,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:22,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:22,776 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:22,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:22,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:22,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:22,779 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:22,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:22,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:22,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:22,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:22,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:22,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:22,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:22,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:22,783 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 -> 399981d1f77437507d7c8032dd873f53bfb6a12b [2019-11-27 09:34:23,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:23,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:23,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:23,361 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:23,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:23,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label08.c [2019-11-27 09:34:23,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a0afc9f6/d3b2926680ed4e2c9f9187bb58846856/FLAG7fd474014 [2019-11-27 09:34:25,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:25,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label08.c [2019-11-27 09:34:25,331 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a0afc9f6/d3b2926680ed4e2c9f9187bb58846856/FLAG7fd474014 [2019-11-27 09:34:25,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a0afc9f6/d3b2926680ed4e2c9f9187bb58846856 [2019-11-27 09:34:25,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:25,385 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:25,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:25,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:25,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:25,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:25" (1/1) ... [2019-11-27 09:34:25,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:25, skipping insertion in model container [2019-11-27 09:34:25,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:25" (1/1) ... [2019-11-27 09:34:25,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:25,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:29,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:29,244 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:31,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:31,085 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:31,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31 WrapperNode [2019-11-27 09:34:31,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:31,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:31,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:31,096 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:31,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31" (1/1) ... [2019-11-27 09:34:31,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31" (1/1) ... [2019-11-27 09:34:32,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:32,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:32,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:32,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:32,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31" (1/1) ... [2019-11-27 09:34:32,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31" (1/1) ... [2019-11-27 09:34:32,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31" (1/1) ... [2019-11-27 09:34:32,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31" (1/1) ... [2019-11-27 09:34:33,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31" (1/1) ... [2019-11-27 09:34:33,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31" (1/1) ... [2019-11-27 09:34:33,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:31" (1/1) ... [2019-11-27 09:34:33,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:33,642 INFO L168 Benchmark]: Toolchain (without parser) took 8250.59 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 806.2 MB in the end (delta: 138.3 MB). Peak memory consumption was 138.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:33,643 INFO L168 Benchmark]: CDTParser took 0.32 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 09:34:33,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5703.72 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 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:33,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 1608.77 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 876.1 MB in the end (delta: -90.8 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:33,654 INFO L168 Benchmark]: Boogie Preprocessor took 929.63 ms. Allocated memory is still 1.0 GB. Free memory was 876.1 MB in the beginning and 806.2 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:33,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 5703.72 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 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1608.77 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 876.1 MB in the end (delta: -90.8 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 929.63 ms. Allocated memory is still 1.0 GB. Free memory was 876.1 MB in the beginning and 806.2 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 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 09:34:37,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:37,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:37,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:37,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:37,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:37,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:37,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:37,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:37,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:37,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:37,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:37,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:37,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:37,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:37,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:37,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:37,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:37,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:37,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:37,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:37,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:37,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:37,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:38,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:38,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:38,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:38,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:38,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:38,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:38,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:38,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:38,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:38,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:38,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:38,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:38,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:38,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:38,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:38,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:38,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:38,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:38,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:38,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:38,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:38,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:38,115 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:38,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:38,117 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:38,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:38,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:38,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:38,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:38,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:38,122 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:38,123 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:38,124 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:38,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:38,125 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:38,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:38,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:38,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:38,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:38,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:38,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:38,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:38,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:38,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:38,133 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:38,133 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:38,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:38,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:38,138 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 -> 399981d1f77437507d7c8032dd873f53bfb6a12b [2019-11-27 09:34:38,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:38,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:38,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:38,754 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:38,756 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:38,760 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label08.c [2019-11-27 09:34:38,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7b2116ec/d8f17319f54541bab7008a58f440149a/FLAG9d89f0ca0 [2019-11-27 09:34:40,659 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:40,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label08.c [2019-11-27 09:34:40,753 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7b2116ec/d8f17319f54541bab7008a58f440149a/FLAG9d89f0ca0 [2019-11-27 09:34:40,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7b2116ec/d8f17319f54541bab7008a58f440149a [2019-11-27 09:34:40,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:40,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:40,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:40,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:40,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:40,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:40" (1/1) ... [2019-11-27 09:34:40,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:40, skipping insertion in model container [2019-11-27 09:34:40,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:40" (1/1) ... [2019-11-27 09:34:40,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:41,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:44,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:44,944 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:46,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:46,932 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:46,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46 WrapperNode [2019-11-27 09:34:46,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:46,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:46,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:46,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:46,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:47,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:47,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:47,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:48,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:48,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:48,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:48,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:48,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:48,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:48,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:48,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:48,547 INFO L168 Benchmark]: Toolchain (without parser) took 7734.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 888.2 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:48,550 INFO L168 Benchmark]: CDTParser took 0.43 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 09:34:48,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6123.24 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 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:48,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 1059.95 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 922.1 MB in the end (delta: -199.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:48,559 INFO L168 Benchmark]: Boogie Preprocessor took 539.02 ms. Allocated memory is still 1.0 GB. Free memory was 922.1 MB in the beginning and 888.2 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:48,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 6123.24 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 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1059.95 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 922.1 MB in the end (delta: -199.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 539.02 ms. Allocated memory is still 1.0 GB. Free memory was 922.1 MB in the beginning and 888.2 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...