./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label30.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 4a7732cb97e942aac27453704ede47c5d081befc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label30.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 4a7732cb97e942aac27453704ede47c5d081befc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:37,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:37,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:37,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:37,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:37,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:37,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:37,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:37,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:37,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:37,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:37,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:37,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:37,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:37,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:37,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:37,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:37,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:37,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:37,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:37,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:37,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:37,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:37,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:37,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:37,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:37,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:37,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:37,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:37,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:37,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:37,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:37,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:37,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:37,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:37,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:37,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:37,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:37,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:37,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:37,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:37,358 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:37,399 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:37,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:37,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:37,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:37,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:37,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:37,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:37,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:37,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:37,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:37,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:37,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:37,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:37,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:37,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:37,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:37,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:37,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:37,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:37,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:37,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:37,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:37,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:37,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:37,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:37,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:37,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:37,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:37,424 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 -> 4a7732cb97e942aac27453704ede47c5d081befc [2019-11-25 22:42:38,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:38,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:38,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:38,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:38,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:38,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label30.c [2019-11-25 22:42:38,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1acbe6b36/d54cf8abf60546bf8d5b9c1ba62ac746/FLAGa96549b8b [2019-11-25 22:42:39,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:39,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label30.c [2019-11-25 22:42:39,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1acbe6b36/d54cf8abf60546bf8d5b9c1ba62ac746/FLAGa96549b8b [2019-11-25 22:42:39,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1acbe6b36/d54cf8abf60546bf8d5b9c1ba62ac746 [2019-11-25 22:42:39,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:39,830 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:39,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:39,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:39,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:39,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:39" (1/1) ... [2019-11-25 22:42:39,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:39, skipping insertion in model container [2019-11-25 22:42:39,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:39" (1/1) ... [2019-11-25 22:42:39,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:40,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:42,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:42,222 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:43,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:43,149 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:43,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43 WrapperNode [2019-11-25 22:42:43,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:43,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:43,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:43,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:43,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:43,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:43,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:43,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:43,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:43,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:43,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:43,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:43,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:43,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:44,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:44,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:44,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:44,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:44,655 INFO L168 Benchmark]: Toolchain (without parser) took 4820.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 776.2 MB in the end (delta: 185.5 MB). Peak memory consumption was 185.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:44,660 INFO L168 Benchmark]: CDTParser took 1.54 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. [2019-11-25 22:42:44,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3318.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 873.9 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:44,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 716.28 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:44,670 INFO L168 Benchmark]: Boogie Preprocessor took 776.43 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.2 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:44,680 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 3318.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 873.9 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 716.28 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 776.43 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.2 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 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 0.1.24-65d6cd2 [2019-11-25 22:42:48,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:48,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:48,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:48,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:48,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:48,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:48,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:48,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:48,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:48,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:48,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:48,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:48,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:48,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:48,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:48,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:48,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:48,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:48,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:48,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:48,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:48,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:48,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:48,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:48,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:48,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:48,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:48,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:48,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:48,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:48,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:48,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:48,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:48,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:48,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:48,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:48,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:48,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:48,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:48,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:48,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:49,028 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:49,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:49,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:49,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:49,036 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:49,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:49,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:49,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:49,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:49,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:49,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:49,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:49,046 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:49,047 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:49,047 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:49,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:49,048 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:49,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:49,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:49,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:49,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:49,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:49,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:49,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:49,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:49,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:49,054 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:49,056 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:49,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:49,057 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:49,060 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 -> 4a7732cb97e942aac27453704ede47c5d081befc [2019-11-25 22:42:49,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:49,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:49,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:49,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:49,662 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:49,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label30.c [2019-11-25 22:42:49,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcdcd8695/9b5adc891c6243a09b07226b3170b542/FLAGdd6d9dab9 [2019-11-25 22:42:51,333 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:51,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label30.c [2019-11-25 22:42:51,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcdcd8695/9b5adc891c6243a09b07226b3170b542/FLAGdd6d9dab9 [2019-11-25 22:42:51,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcdcd8695/9b5adc891c6243a09b07226b3170b542 [2019-11-25 22:42:51,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:51,957 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:51,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:51,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:51,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:51,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:51" (1/1) ... [2019-11-25 22:42:51,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:51, skipping insertion in model container [2019-11-25 22:42:51,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:51" (1/1) ... [2019-11-25 22:42:51,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:52,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:54,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:54,776 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:55,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:55,887 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:55,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55 WrapperNode [2019-11-25 22:42:55,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:55,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:55,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:55,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:55,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:56,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:56,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:56,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:56,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:56,734 INFO L168 Benchmark]: Toolchain (without parser) took 4775.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 808.2 MB in the end (delta: 147.6 MB). Peak memory consumption was 147.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:56,735 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-25 22:42:56,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3928.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 854.1 MB in the end (delta: 96.0 MB). Peak memory consumption was 96.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:56,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 402.29 ms. Allocated memory is still 1.0 GB. Free memory was 854.1 MB in the beginning and 825.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:56,747 INFO L168 Benchmark]: Boogie Preprocessor took 436.81 ms. Allocated memory is still 1.0 GB. Free memory was 825.4 MB in the beginning and 808.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:56,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3928.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 854.1 MB in the end (delta: 96.0 MB). Peak memory consumption was 96.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 402.29 ms. Allocated memory is still 1.0 GB. Free memory was 854.1 MB in the beginning and 825.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 436.81 ms. Allocated memory is still 1.0 GB. Free memory was 825.4 MB in the beginning and 808.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...