./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem05_label06.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 b9944d4811fc4c5f0f6cc9665f3aa02da385a3d1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem05_label06.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 b9944d4811fc4c5f0f6cc9665f3aa02da385a3d1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:14,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:14,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:14,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:14,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:14,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:14,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:14,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:14,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:14,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:14,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:14,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:14,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:14,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:14,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:14,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:14,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:14,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:14,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:14,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:14,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:14,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:14,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:14,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:14,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:14,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:14,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:14,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:14,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:14,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:14,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:14,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:14,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:14,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:14,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:14,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:14,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:14,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:14,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:14,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:14,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:14,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:14,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:14,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:14,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:14,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:14,322 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:14,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:14,323 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:14,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:14,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:14,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:14,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:14,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:14,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:14,331 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:14,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:14,331 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:14,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:14,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:14,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:14,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:14,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:14,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:14,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:14,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:14,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:14,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:14,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:14,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:14,341 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 -> b9944d4811fc4c5f0f6cc9665f3aa02da385a3d1 [2019-11-27 09:23:14,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:14,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:14,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:14,976 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:14,980 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:14,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label06.c [2019-11-27 09:23:15,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb53c5981/95f1fcd2188b48de8a95f1794d7c74ef/FLAG05b20e53f [2019-11-27 09:23:17,158 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:17,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label06.c [2019-11-27 09:23:17,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb53c5981/95f1fcd2188b48de8a95f1794d7c74ef/FLAG05b20e53f [2019-11-27 09:23:17,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb53c5981/95f1fcd2188b48de8a95f1794d7c74ef [2019-11-27 09:23:17,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:17,347 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:17,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:17,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:17,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:17,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17, skipping insertion in model container [2019-11-27 09:23:17,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:18,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:23,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:23,365 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:26,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:26,478 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:26,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26 WrapperNode [2019-11-27 09:23:26,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:26,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:26,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:26,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:26,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:26,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:27,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:27,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:27,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:27,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:27,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:27,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:27,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:27,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:28,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:28,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:28,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:28,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:28,475 INFO L168 Benchmark]: Toolchain (without parser) took 11122.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 733.6 MB in the end (delta: 199.4 MB). Peak memory consumption was 199.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:28,476 INFO L168 Benchmark]: CDTParser took 0.46 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 09:23:28,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9124.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 870.5 MB in the end (delta: 62.4 MB). Peak memory consumption was 270.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:28,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 1045.39 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 789.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:28,486 INFO L168 Benchmark]: Boogie Preprocessor took 935.63 ms. Allocated memory is still 1.0 GB. Free memory was 789.5 MB in the beginning and 733.6 MB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:28,496 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 9124.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 870.5 MB in the end (delta: 62.4 MB). Peak memory consumption was 270.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1045.39 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 789.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 935.63 ms. Allocated memory is still 1.0 GB. Free memory was 789.5 MB in the beginning and 733.6 MB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 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-da95e15 [2019-11-27 09:23:32,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:32,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:32,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:32,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:32,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:32,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:32,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:32,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:32,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:32,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:32,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:32,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:32,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:32,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:32,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:32,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:32,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:32,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:32,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:32,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:32,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:32,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:32,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:32,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:32,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:32,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:32,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:32,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:32,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:32,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:32,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:32,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:32,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:32,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:32,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:32,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:32,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:32,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:32,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:32,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:32,645 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:32,692 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:32,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:32,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:32,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:32,710 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:32,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:32,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:32,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:32,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:32,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:32,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:32,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:32,717 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:32,718 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:32,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:32,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:32,720 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:32,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:32,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:32,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:32,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:32,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:32,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:32,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:32,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:32,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:32,727 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:32,729 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:32,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:32,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:32,732 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 -> b9944d4811fc4c5f0f6cc9665f3aa02da385a3d1 [2019-11-27 09:23:33,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:33,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:33,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:33,377 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:33,378 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:33,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label06.c [2019-11-27 09:23:33,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4a11320/697810a2b3754fad8f64e87937d61ae5/FLAG8c8bad339 [2019-11-27 09:23:35,651 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:35,653 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label06.c [2019-11-27 09:23:35,779 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4a11320/697810a2b3754fad8f64e87937d61ae5/FLAG8c8bad339 [2019-11-27 09:23:35,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4a11320/697810a2b3754fad8f64e87937d61ae5 [2019-11-27 09:23:35,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:35,835 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:35,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:35,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:35,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:35,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:35" (1/1) ... [2019-11-27 09:23:35,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:35, skipping insertion in model container [2019-11-27 09:23:35,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:35" (1/1) ... [2019-11-27 09:23:35,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:36,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:41,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:41,668 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:44,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:44,594 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:44,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44 WrapperNode [2019-11-27 09:23:44,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:44,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:44,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:44,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:44,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44" (1/1) ... [2019-11-27 09:23:44,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44" (1/1) ... [2019-11-27 09:23:45,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:45,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:45,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:45,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:45,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44" (1/1) ... [2019-11-27 09:23:45,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44" (1/1) ... [2019-11-27 09:23:45,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44" (1/1) ... [2019-11-27 09:23:45,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44" (1/1) ... [2019-11-27 09:23:45,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44" (1/1) ... [2019-11-27 09:23:45,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44" (1/1) ... [2019-11-27 09:23:46,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:44" (1/1) ... [2019-11-27 09:23:46,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:46,228 INFO L168 Benchmark]: Toolchain (without parser) took 10390.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 719.8 MB in the end (delta: 213.1 MB). Peak memory consumption was 213.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:46,231 INFO L168 Benchmark]: CDTParser took 0.42 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 09:23:46,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8757.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 855.6 MB in the end (delta: 77.3 MB). Peak memory consumption was 269.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:46,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 796.79 ms. Allocated memory is still 1.0 GB. Free memory was 855.6 MB in the beginning and 777.0 MB in the end (delta: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:46,241 INFO L168 Benchmark]: Boogie Preprocessor took 822.69 ms. Allocated memory is still 1.0 GB. Free memory was 777.0 MB in the beginning and 719.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:46,251 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 8757.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 855.6 MB in the end (delta: 77.3 MB). Peak memory consumption was 269.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 796.79 ms. Allocated memory is still 1.0 GB. Free memory was 855.6 MB in the beginning and 777.0 MB in the end (delta: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 822.69 ms. Allocated memory is still 1.0 GB. Free memory was 777.0 MB in the beginning and 719.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...