./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label22.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/Problem18_label22.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 6de1757beb0e69a1ee157e33e6aac392534b98d6 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label22.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 6de1757beb0e69a1ee157e33e6aac392534b98d6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:00:10,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:10,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:10,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:10,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:10,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:10,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:10,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:10,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:10,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:10,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:10,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:10,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:10,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:10,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:10,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:10,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:10,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:10,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:10,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:10,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:10,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:10,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:10,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:10,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:10,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:10,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:10,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:10,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:10,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:10,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:10,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:10,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:10,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:10,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:10,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:10,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:10,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:10,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:10,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:10,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:10,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:10,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:10,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:10,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:10,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:10,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:10,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:10,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:10,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:10,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:10,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:10,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:10,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:10,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:10,348 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:10,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:10,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:10,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:10,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:10,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:10,354 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:10,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:10,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:10,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:10,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:10,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:10,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:10,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:10,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:10,360 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 -> 6de1757beb0e69a1ee157e33e6aac392534b98d6 [2019-11-27 16:00:10,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:10,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:10,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:10,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:10,925 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:10,928 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2019-11-27 16:00:11,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c9274792/028a1dcfe9eb4d048a573c8aafdddbc5/FLAGc821d90ba [2019-11-27 16:00:12,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:12,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2019-11-27 16:00:12,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c9274792/028a1dcfe9eb4d048a573c8aafdddbc5/FLAGc821d90ba [2019-11-27 16:00:12,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c9274792/028a1dcfe9eb4d048a573c8aafdddbc5 [2019-11-27 16:00:12,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:12,733 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:12,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:12,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:12,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:12,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:12" (1/1) ... [2019-11-27 16:00:12,759 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 04:00:12, skipping insertion in model container [2019-11-27 16:00:12,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:12" (1/1) ... [2019-11-27 16:00:12,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:13,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:15,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:15,413 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:16,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:16,629 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:16,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16 WrapperNode [2019-11-27 16:00:16,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:16,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:16,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:16,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:16,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:17,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:17,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:17,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:17,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:17,692 INFO L168 Benchmark]: Toolchain (without parser) took 4951.69 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 799.2 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,693 INFO L168 Benchmark]: CDTParser took 2.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:17,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3892.93 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 867.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 506.06 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,705 INFO L168 Benchmark]: Boogie Preprocessor took 544.64 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 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 3892.93 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 867.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 506.06 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 544.64 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:00:21,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:21,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:21,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:21,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:21,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:21,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:21,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:21,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:21,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:21,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:21,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:21,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:21,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:21,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:21,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:21,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:21,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:21,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:21,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:21,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:21,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:21,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:21,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:21,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:21,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:21,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:21,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:21,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:21,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:21,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:21,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:21,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:21,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:21,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:21,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:21,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:21,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:21,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:21,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:21,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:21,729 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:21,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:21,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:21,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:21,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:21,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:21,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:21,779 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:21,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:21,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:21,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:21,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:21,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:21,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:21,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:21,788 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:21,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:21,789 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:21,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:21,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:21,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:21,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:21,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:21,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:21,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:21,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:21,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:21,793 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:21,795 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:21,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:21,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:21,798 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 -> 6de1757beb0e69a1ee157e33e6aac392534b98d6 [2019-11-27 16:00:22,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:22,417 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:22,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:22,431 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:22,432 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:22,433 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2019-11-27 16:00:22,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbae50dcc/4c9e68c281b94e38a4e9f6de49b9e888/FLAGb0ff5ce46 [2019-11-27 16:00:24,206 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:24,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2019-11-27 16:00:24,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbae50dcc/4c9e68c281b94e38a4e9f6de49b9e888/FLAGb0ff5ce46 [2019-11-27 16:00:24,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbae50dcc/4c9e68c281b94e38a4e9f6de49b9e888 [2019-11-27 16:00:24,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:24,333 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:24,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:24,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:24,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:24,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:24" (1/1) ... [2019-11-27 16:00:24,356 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 04:00:24, skipping insertion in model container [2019-11-27 16:00:24,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:24" (1/1) ... [2019-11-27 16:00:24,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:24,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:27,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:27,164 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:28,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:28,312 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:28,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28 WrapperNode [2019-11-27 16:00:28,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:28,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:28,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:28,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:28,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:28,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:28,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:28,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:28,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:29,186 INFO L168 Benchmark]: Toolchain (without parser) took 4847.27 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 799.1 MB in the end (delta: 156.8 MB). Peak memory consumption was 156.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:29,187 INFO L168 Benchmark]: CDTParser took 0.34 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 16:00:29,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3982.67 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:29,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 407.71 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:29,196 INFO L168 Benchmark]: Boogie Preprocessor took 451.42 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:29,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3982.67 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 407.71 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 451.42 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...