./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_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/Problem06_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 2eb5ad626031d7d175f4e3da079ca56fd359136a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem06_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 2eb5ad626031d7d175f4e3da079ca56fd359136a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:46:27,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:27,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:27,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:27,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:27,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:27,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:27,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:27,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:27,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:27,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:27,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:27,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:27,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:27,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:27,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:27,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:27,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:27,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:27,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:27,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:27,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:27,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:27,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:27,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:27,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:27,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:27,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:27,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:27,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:27,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:27,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:27,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:27,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:27,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:27,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:27,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:27,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:27,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:27,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:27,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:27,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:27,228 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:27,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:27,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:27,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:27,235 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:27,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:27,235 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:27,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:27,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:27,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:27,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:27,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:27,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:27,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:27,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:27,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:27,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:27,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:27,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:27,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:27,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:27,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:27,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:27,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:27,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:27,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:27,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:27,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:27,247 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 -> 2eb5ad626031d7d175f4e3da079ca56fd359136a [2019-11-27 15:46:27,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:27,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:27,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:27,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:27,675 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:27,676 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-27 15:46:27,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9248bfb08/282157f122834d46a6174fe055cdd45a/FLAGa6e198178 [2019-11-27 15:46:29,231 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:29,233 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-27 15:46:29,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9248bfb08/282157f122834d46a6174fe055cdd45a/FLAGa6e198178 [2019-11-27 15:46:29,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9248bfb08/282157f122834d46a6174fe055cdd45a [2019-11-27 15:46:29,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:29,816 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:29,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:29,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:29,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:29,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:29" (1/1) ... [2019-11-27 15:46:29,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:29, skipping insertion in model container [2019-11-27 15:46:29,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:29" (1/1) ... [2019-11-27 15:46:29,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:30,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:33,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:33,062 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:34,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:34,859 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:34,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34 WrapperNode [2019-11-27 15:46:34,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:34,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:34,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:34,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:34,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:34,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:35,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:35,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:35,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:35,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:35,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:35,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:35,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:35,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:35,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:35,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:35,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:35,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:35,968 INFO L168 Benchmark]: Toolchain (without parser) took 6148.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 778.1 MB in the end (delta: 159.3 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:35,969 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:46:35,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5045.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 907.0 MB in the end (delta: 30.4 MB). Peak memory consumption was 277.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:35,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 474.49 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 836.9 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:35,978 INFO L168 Benchmark]: Boogie Preprocessor took 623.03 ms. Allocated memory is still 1.0 GB. Free memory was 836.9 MB in the beginning and 778.1 MB in the end (delta: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:35,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 5045.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 907.0 MB in the end (delta: 30.4 MB). Peak memory consumption was 277.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 474.49 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 836.9 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 623.03 ms. Allocated memory is still 1.0 GB. Free memory was 836.9 MB in the beginning and 778.1 MB in the end (delta: 58.9 MB). Peak memory consumption was 58.9 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 0.1.24-509859d [2019-11-27 15:46:38,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:38,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:38,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:38,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:38,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:38,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:38,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:38,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:38,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:38,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:38,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:38,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:38,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:38,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:38,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:38,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:38,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:38,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:38,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:38,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:38,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:38,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:38,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:38,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:38,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:38,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:38,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:38,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:38,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:38,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:38,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:38,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:38,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:38,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:38,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:38,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:38,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:38,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:38,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:38,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:38,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:38,892 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:38,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:38,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:38,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:38,897 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:38,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:38,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:38,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:38,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:38,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:38,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:38,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:38,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:38,901 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:38,901 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:38,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:38,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:38,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:38,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:38,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:38,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:38,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:38,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:38,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:38,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:38,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:38,907 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:38,907 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:38,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:38,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:38,908 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 -> 2eb5ad626031d7d175f4e3da079ca56fd359136a [2019-11-27 15:46:39,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:39,400 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:39,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:39,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:39,412 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:39,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-27 15:46:39,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac67f2dc/b1bd2a2f19b44788a5b4b0592b96dc90/FLAGd26dcceff [2019-11-27 15:46:40,966 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:40,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-27 15:46:41,056 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac67f2dc/b1bd2a2f19b44788a5b4b0592b96dc90/FLAGd26dcceff [2019-11-27 15:46:41,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac67f2dc/b1bd2a2f19b44788a5b4b0592b96dc90 [2019-11-27 15:46:41,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:41,578 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:41,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:41,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:41,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:41,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:41" (1/1) ... [2019-11-27 15:46:41,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f942a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:41, skipping insertion in model container [2019-11-27 15:46:41,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:41" (1/1) ... [2019-11-27 15:46:41,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:42,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:45,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:45,404 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:47,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:47,429 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:47,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47 WrapperNode [2019-11-27 15:46:47,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:47,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:47,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:47,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:47,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47" (1/1) ... [2019-11-27 15:46:47,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47" (1/1) ... [2019-11-27 15:46:47,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:47,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:47,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:47,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:47,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47" (1/1) ... [2019-11-27 15:46:47,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47" (1/1) ... [2019-11-27 15:46:48,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47" (1/1) ... [2019-11-27 15:46:48,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47" (1/1) ... [2019-11-27 15:46:48,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47" (1/1) ... [2019-11-27 15:46:48,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47" (1/1) ... [2019-11-27 15:46:48,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:47" (1/1) ... [2019-11-27 15:46:48,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:48,430 INFO L168 Benchmark]: Toolchain (without parser) took 6846.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 935.9 MB in the beginning and 750.4 MB in the end (delta: 185.5 MB). Peak memory consumption was 185.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:48,431 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:46:48,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5852.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 935.9 MB in the beginning and 883.3 MB in the end (delta: 52.6 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:48,437 INFO L168 Benchmark]: Boogie Procedure Inliner took 490.48 ms. Allocated memory is still 1.0 GB. Free memory was 883.3 MB in the beginning and 807.2 MB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:48,438 INFO L168 Benchmark]: Boogie Preprocessor took 497.78 ms. Allocated memory is still 1.0 GB. Free memory was 807.2 MB in the beginning and 750.4 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:48,447 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 5852.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 935.9 MB in the beginning and 883.3 MB in the end (delta: 52.6 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 490.48 ms. Allocated memory is still 1.0 GB. Free memory was 883.3 MB in the beginning and 807.2 MB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 497.78 ms. Allocated memory is still 1.0 GB. Free memory was 807.2 MB in the beginning and 750.4 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...