./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label52.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/Problem17_label52.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 c1ed31970efd0e3b5c3e3dd9e5d43ab1aa61d198 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label52.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 c1ed31970efd0e3b5c3e3dd9e5d43ab1aa61d198 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:46,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:46,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:46,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:46,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:46,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:46,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:46,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:46,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:46,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:46,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:46,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:46,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:46,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:46,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:46,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:46,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:46,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:46,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:46,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:46,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:46,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:46,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:46,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:46,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:46,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:46,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:46,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:46,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:46,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:46,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:46,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:46,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:46,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:46,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:46,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:46,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:46,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:46,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:46,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:46,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:46,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:46,825 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:46,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:46,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:46,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:46,832 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:46,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:46,834 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:46,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:46,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:46,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:46,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:46,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:46,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:46,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:46,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:46,842 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:46,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:46,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:46,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:46,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:46,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:46,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:46,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:46,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:46,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:46,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:46,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:46,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:46,850 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 -> c1ed31970efd0e3b5c3e3dd9e5d43ab1aa61d198 [2019-11-27 15:59:47,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:47,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:47,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:47,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:47,466 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:47,467 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label52.c [2019-11-27 15:59:47,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f021523f6/be2b1a831318482d9fe008106e402687/FLAGbacf1ed8f [2019-11-27 15:59:49,160 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:49,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label52.c [2019-11-27 15:59:49,221 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f021523f6/be2b1a831318482d9fe008106e402687/FLAGbacf1ed8f [2019-11-27 15:59:49,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f021523f6/be2b1a831318482d9fe008106e402687 [2019-11-27 15:59:49,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:49,271 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:49,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:49,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:49,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:49,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49, skipping insertion in model container [2019-11-27 15:59:49,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:49,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:51,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:51,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:52,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:52,774 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:52,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52 WrapperNode [2019-11-27 15:59:52,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:52,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:52,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:52,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:52,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:52,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:53,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:53,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:53,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:53,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:53,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:53,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:53,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:53,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:53,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:54,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:54,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:52" (1/1) ... [2019-11-27 15:59:54,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:54,351 INFO L168 Benchmark]: Toolchain (without parser) took 5076.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 776.3 MB in the end (delta: 185.4 MB). Peak memory consumption was 185.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:54,351 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 15:59:54,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3505.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:54,355 INFO L168 Benchmark]: Boogie Procedure Inliner took 776.47 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:54,357 INFO L168 Benchmark]: Boogie Preprocessor took 784.53 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:54,366 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 3505.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 776.47 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 784.53 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 15:59:58,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:58,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:58,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:58,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:58,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:58,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:58,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:58,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:58,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:58,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:58,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:58,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:58,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:58,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:58,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:58,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:58,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:58,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:58,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:58,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:58,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:58,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:58,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:58,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:58,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:58,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:58,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:58,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:58,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:58,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:58,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:58,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:58,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:58,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:58,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:58,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:58,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:58,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:58,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:58,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:58,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:58,444 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:58,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:58,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:58,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:58,455 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:58,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:58,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:58,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:58,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:58,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:58,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:58,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:58,462 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:58,463 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:58,465 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:58,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:58,465 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:58,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:58,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:58,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:58,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:58,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:58,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:58,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:58,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:58,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:58,474 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:58,474 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:58,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:58,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:58,476 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 -> c1ed31970efd0e3b5c3e3dd9e5d43ab1aa61d198 [2019-11-27 15:59:59,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:59,068 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:59,072 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:59,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:59,081 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:59,083 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label52.c [2019-11-27 15:59:59,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43f192cb4/824d911c1be148909a968bc4061a22dc/FLAG175d801d6 [2019-11-27 16:00:00,792 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:00,794 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label52.c [2019-11-27 16:00:00,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43f192cb4/824d911c1be148909a968bc4061a22dc/FLAG175d801d6 [2019-11-27 16:00:00,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43f192cb4/824d911c1be148909a968bc4061a22dc [2019-11-27 16:00:00,898 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:00,902 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:00,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:00,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:00,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:00,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00, skipping insertion in model container [2019-11-27 16:00:00,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:01,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:03,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:03,777 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:04,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:04,961 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:04,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04 WrapperNode [2019-11-27 16:00:04,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:04,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:04,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:04,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:04,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:05,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:05,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:05,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:05,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:05,816 INFO L168 Benchmark]: Toolchain (without parser) took 4908.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.1 MB in the end (delta: 173.9 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,818 INFO L168 Benchmark]: CDTParser took 0.34 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 16:00:05,821 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4054.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 429.32 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 805.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,830 INFO L168 Benchmark]: Boogie Preprocessor took 413.28 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,841 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4054.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 429.32 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 805.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 413.28 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...