./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_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 8dfbfbbea0e01c2700182f473ec18c275dc67b92 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_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 8dfbfbbea0e01c2700182f473ec18c275dc67b92 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:11,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:11,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:11,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:11,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:11,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:11,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:11,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:11,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:11,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:11,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:11,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:11,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:11,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:11,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:11,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:11,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:11,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:11,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:11,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:11,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:11,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:11,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:11,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:11,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:11,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:11,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:11,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:11,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:11,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:11,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:11,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:11,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:11,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:11,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:11,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:11,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:11,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:11,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:11,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:11,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:11,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:11,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:11,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:11,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:11,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:11,902 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:11,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:11,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:11,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:11,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:11,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:11,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:11,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:11,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:11,909 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:11,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:11,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:11,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:11,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:11,913 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:11,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:11,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:11,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:11,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:11,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:11,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:11,915 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:11,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:11,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:11,918 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 -> 8dfbfbbea0e01c2700182f473ec18c275dc67b92 [2019-11-26 16:48:12,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:12,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:12,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:12,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:12,552 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:12,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label08.c [2019-11-26 16:48:12,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52de8ddb/b7307da69d3c4e638556f95099ab9d26/FLAG7393d5d20 [2019-11-26 16:48:13,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:13,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label08.c [2019-11-26 16:48:13,954 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52de8ddb/b7307da69d3c4e638556f95099ab9d26/FLAG7393d5d20 [2019-11-26 16:48:14,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52de8ddb/b7307da69d3c4e638556f95099ab9d26 [2019-11-26 16:48:14,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:14,392 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:14,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:14,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:14,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:14,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14, skipping insertion in model container [2019-11-26 16:48:14,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:14,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:15,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:15,717 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:16,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:16,036 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:16,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16 WrapperNode [2019-11-26 16:48:16,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:16,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:16,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:16,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:16,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:16,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:16,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:16,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:16,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:16,552 INFO L168 Benchmark]: Toolchain (without parser) took 2158.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,557 INFO L168 Benchmark]: CDTParser took 1.34 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. [2019-11-26 16:48:16,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1645.76 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 977.5 MB in the end (delta: -15.8 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.06 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,568 INFO L168 Benchmark]: Boogie Preprocessor took 214.79 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,578 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 1645.76 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 977.5 MB in the end (delta: -15.8 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 289.06 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.79 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:20,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:20,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:20,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:20,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:20,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:20,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:20,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:20,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:20,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:20,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:20,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:20,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:20,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:20,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:20,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:20,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:20,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:20,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:20,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:20,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:20,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:20,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:20,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:20,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:20,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:20,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:20,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:20,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:20,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:20,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:20,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:20,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:20,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:20,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:20,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:20,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:20,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:20,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:20,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:20,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:20,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:20,630 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:20,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:20,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:20,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:20,640 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:20,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:20,641 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:20,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:20,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:20,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:20,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:20,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:20,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:20,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:20,647 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:20,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:20,647 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:20,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:20,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:20,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:20,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:20,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:20,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:20,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:20,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:20,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:20,653 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:20,656 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:20,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:20,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:20,658 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 -> 8dfbfbbea0e01c2700182f473ec18c275dc67b92 [2019-11-26 16:48:21,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:21,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:21,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:21,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:21,238 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:21,242 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label08.c [2019-11-26 16:48:21,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/535fcdb89/b8efa7c62175441bbefa8e6896fef134/FLAG378179ed3 [2019-11-26 16:48:22,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:22,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label08.c [2019-11-26 16:48:22,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/535fcdb89/b8efa7c62175441bbefa8e6896fef134/FLAG378179ed3 [2019-11-26 16:48:22,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/535fcdb89/b8efa7c62175441bbefa8e6896fef134 [2019-11-26 16:48:22,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:22,705 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:22,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:22,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:22,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:22,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:22" (1/1) ... [2019-11-26 16:48:22,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:22, skipping insertion in model container [2019-11-26 16:48:22,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:22" (1/1) ... [2019-11-26 16:48:22,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:22,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:24,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:24,138 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:24,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:24,538 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:24,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24 WrapperNode [2019-11-26 16:48:24,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:24,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:24,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:24,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:24,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:24,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:24,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:24,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:24,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:24,951 INFO L168 Benchmark]: Toolchain (without parser) took 2241.78 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 943.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:24,953 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:24,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1823.32 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:24,959 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.19 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:24,960 INFO L168 Benchmark]: Boogie Preprocessor took 183.37 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:24,973 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1823.32 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.19 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.37 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...