./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label09.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_label09.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb1791d1639b7838e72667ca6a5a8aee5f7bd9e0 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label09.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb1791d1639b7838e72667ca6a5a8aee5f7bd9e0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:59:11,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:11,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:11,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:11,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:11,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:11,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:11,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:11,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:11,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:11,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:11,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:11,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:11,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:11,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:11,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:11,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:11,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:11,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:11,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:11,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:11,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:11,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:11,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:11,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:11,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:11,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:11,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:11,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:11,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:11,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:11,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:11,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:11,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:11,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:11,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:11,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:11,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:11,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:11,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:11,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:11,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:11,667 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:11,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:11,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:11,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:11,674 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:11,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:11,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:11,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:11,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:11,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:11,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:11,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:11,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:11,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:11,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:11,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:11,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:11,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:11,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:11,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:11,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:11,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:11,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:11,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:11,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:11,716 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:11,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:11,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:11,721 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 -> cb1791d1639b7838e72667ca6a5a8aee5f7bd9e0 [2019-11-27 15:59:12,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:12,383 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:12,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:12,393 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:12,398 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:12,399 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label09.c [2019-11-27 15:59:12,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4392b03/f90f14cb72ad4142a800b28af8e9364c/FLAG36eb25265 [2019-11-27 15:59:14,132 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:14,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label09.c [2019-11-27 15:59:14,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4392b03/f90f14cb72ad4142a800b28af8e9364c/FLAG36eb25265 [2019-11-27 15:59:14,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4392b03/f90f14cb72ad4142a800b28af8e9364c [2019-11-27 15:59:14,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:14,250 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:14,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:14,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:14,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:14,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:14, skipping insertion in model container [2019-11-27 15:59:14,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:14" (1/1) ... [2019-11-27 15:59:14,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:14,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:16,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:16,689 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:17,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:17,759 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:17,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17 WrapperNode [2019-11-27 15:59:17,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:17,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:17,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:17,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:17,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:18,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:18,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:18,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:18,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:19,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:19,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:19,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:19,237 INFO L168 Benchmark]: Toolchain (without parser) took 4981.96 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 776.5 MB in the end (delta: 179.4 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:19,238 INFO L168 Benchmark]: CDTParser took 0.35 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 15:59:19,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3512.04 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:19,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 795.92 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:19,249 INFO L168 Benchmark]: Boogie Preprocessor took 665.96 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:19,262 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3512.04 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 795.92 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 665.96 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 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 15:59:23,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:23,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:23,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:23,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:23,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:23,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:23,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:23,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:23,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:23,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:23,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:23,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:23,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:23,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:23,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:23,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:23,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:23,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:23,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:23,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:23,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:23,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:23,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:23,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:23,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:23,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:23,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:23,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:23,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:23,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:23,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:23,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:23,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:23,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:23,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:23,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:23,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:23,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:23,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:23,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:23,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:23,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:23,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:23,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:23,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:23,365 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:23,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:23,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:23,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:23,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:23,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:23,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:23,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:23,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:23,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:23,373 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:23,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:23,374 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:23,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:23,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:23,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:23,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:23,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:23,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:23,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:23,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:23,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:23,378 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:23,380 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:23,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:23,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:23,382 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 -> cb1791d1639b7838e72667ca6a5a8aee5f7bd9e0 [2019-11-27 15:59:24,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:24,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:24,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:24,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:24,080 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:24,083 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label09.c [2019-11-27 15:59:24,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/788fc5786/90969127d4eb4d3d9be410d2414ad60e/FLAG8e178d98d [2019-11-27 15:59:25,766 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:25,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label09.c [2019-11-27 15:59:25,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/788fc5786/90969127d4eb4d3d9be410d2414ad60e/FLAG8e178d98d [2019-11-27 15:59:25,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/788fc5786/90969127d4eb4d3d9be410d2414ad60e [2019-11-27 15:59:25,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:25,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:25,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:25,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:25,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:25,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25, skipping insertion in model container [2019-11-27 15:59:25,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:26,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:28,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:28,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:29,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:29,771 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:29,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29 WrapperNode [2019-11-27 15:59:29,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:29,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:29,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:29,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:29,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:30,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:30,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:30,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:30,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:30,628 INFO L168 Benchmark]: Toolchain (without parser) took 4745.17 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 782.2 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,629 INFO L168 Benchmark]: CDTParser took 0.45 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 15:59:30,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3894.03 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 828.1 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 438.34 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 805.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,637 INFO L168 Benchmark]: Boogie Preprocessor took 404.91 ms. Allocated memory is still 1.0 GB. Free memory was 805.2 MB in the beginning and 782.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,650 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3894.03 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 828.1 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 438.34 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 805.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 404.91 ms. Allocated memory is still 1.0 GB. Free memory was 805.2 MB in the beginning and 782.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...