./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label04.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/Problem03_label04.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 d60bf13d89bfcf65568e218a32db85f90e814476 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label04.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 d60bf13d89bfcf65568e218a32db85f90e814476 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:27,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:27,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:27,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:27,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:27,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:27,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:27,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:27,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:27,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:27,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:27,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:27,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:27,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:27,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:27,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:27,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:27,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:27,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:27,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:27,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:27,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:27,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:27,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:27,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:27,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:27,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:27,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:27,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:27,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:27,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:27,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:27,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:27,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:27,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:27,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:27,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:27,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:27,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:27,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:27,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:27,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:27,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:27,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:27,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:27,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:27,367 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:27,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:27,368 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:27,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:27,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:27,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:27,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:27,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:27,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:27,373 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:27,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:27,374 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:27,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:27,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:27,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:27,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:27,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:27,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:27,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:27,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:27,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:27,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:27,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:27,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:27,382 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 -> d60bf13d89bfcf65568e218a32db85f90e814476 [2019-11-27 15:43:27,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:28,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:28,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:28,044 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:28,044 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:28,046 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-27 15:43:28,200 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e1e01c61/ddcc5489caa643d18b13bad02427d5a7/FLAG4db8c5715 [2019-11-27 15:43:29,655 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:29,662 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-27 15:43:29,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e1e01c61/ddcc5489caa643d18b13bad02427d5a7/FLAG4db8c5715 [2019-11-27 15:43:29,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e1e01c61/ddcc5489caa643d18b13bad02427d5a7 [2019-11-27 15:43:29,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:29,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:29,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:29,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:29,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:29,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29, skipping insertion in model container [2019-11-27 15:43:29,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:29,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:31,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:31,520 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:32,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:32,111 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:32,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32 WrapperNode [2019-11-27 15:43:32,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:32,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:32,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:32,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:32,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32" (1/1) ... [2019-11-27 15:43:32,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32" (1/1) ... [2019-11-27 15:43:32,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:32,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:32,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:32,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:32,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32" (1/1) ... [2019-11-27 15:43:32,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32" (1/1) ... [2019-11-27 15:43:32,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32" (1/1) ... [2019-11-27 15:43:32,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32" (1/1) ... [2019-11-27 15:43:32,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32" (1/1) ... [2019-11-27 15:43:32,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32" (1/1) ... [2019-11-27 15:43:32,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:32" (1/1) ... [2019-11-27 15:43:32,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:32,658 INFO L168 Benchmark]: Toolchain (without parser) took 2892.50 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 903.7 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:32,659 INFO L168 Benchmark]: CDTParser took 0.33 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 15:43:32,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2352.47 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:32,664 INFO L168 Benchmark]: Boogie Procedure Inliner took 273.79 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:32,671 INFO L168 Benchmark]: Boogie Preprocessor took 258.17 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:32,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2352.47 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 273.79 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 258.17 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 15:43:36,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:36,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:36,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:36,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:36,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:36,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:36,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:36,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:36,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:36,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:36,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:36,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:36,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:36,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:36,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:36,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:36,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:36,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:36,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:36,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:36,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:36,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:36,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:36,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:36,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:36,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:36,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:36,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:36,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:36,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:36,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:36,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:36,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:36,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:36,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:36,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:36,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:36,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:36,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:36,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:36,857 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:36,897 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:36,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:36,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:36,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:36,905 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:36,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:36,906 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:36,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:36,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:36,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:36,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:36,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:36,911 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:36,912 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:36,912 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:36,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:36,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:36,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:36,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:36,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:36,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:36,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:36,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:36,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:36,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:36,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:36,921 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:36,922 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:36,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:36,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:36,924 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 -> d60bf13d89bfcf65568e218a32db85f90e814476 [2019-11-27 15:43:37,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:37,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:37,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:37,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:37,567 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:37,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-27 15:43:37,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb039b808/194c51e5eedc4cbc9270b4f703fe7b80/FLAG235ba077c [2019-11-27 15:43:39,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:39,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-27 15:43:39,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb039b808/194c51e5eedc4cbc9270b4f703fe7b80/FLAG235ba077c [2019-11-27 15:43:39,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb039b808/194c51e5eedc4cbc9270b4f703fe7b80 [2019-11-27 15:43:39,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:39,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:39,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:39,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:39,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:39,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:39" (1/1) ... [2019-11-27 15:43:39,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:39, skipping insertion in model container [2019-11-27 15:43:39,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:39" (1/1) ... [2019-11-27 15:43:39,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:39,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:40,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:41,004 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:41,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:41,690 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:41,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41 WrapperNode [2019-11-27 15:43:41,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:41,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:41,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:41,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:41,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:41,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:41,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:41,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:42,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:42,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:42,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:42,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:42,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:42,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:42,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:42,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:42,230 INFO L168 Benchmark]: Toolchain (without parser) took 3005.16 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 896.7 MB in the end (delta: 64.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:42,231 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 15:43:42,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2474.49 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 919.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:42,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 284.19 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:42,241 INFO L168 Benchmark]: Boogie Preprocessor took 238.24 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:42,254 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 2474.49 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 919.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 284.19 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 238.24 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...