./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem02_label35.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 f6b5db140f0af5d4dbaefce619ea0ad631629d04 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label35.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 f6b5db140f0af5d4dbaefce619ea0ad631629d04 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:15,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:15,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:15,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:15,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:15,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:15,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:15,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:15,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:15,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:15,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:15,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:15,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:15,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:15,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:15,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:16,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:16,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:16,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:16,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:16,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:16,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:16,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:16,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:16,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:16,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:16,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:16,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:16,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:16,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:16,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:16,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:16,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:16,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:16,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:16,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:16,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:16,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:16,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:16,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:16,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:16,070 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:16,124 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:16,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:16,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:16,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:16,133 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:16,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:16,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:16,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:16,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:16,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:16,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:16,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:16,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:16,141 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:16,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:16,144 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:16,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:16,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:16,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:16,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:16,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:16,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:16,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:16,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:16,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:16,150 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:16,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:16,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:16,155 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 -> f6b5db140f0af5d4dbaefce619ea0ad631629d04 [2019-11-26 16:34:16,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:16,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:16,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:16,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:16,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:16,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label35.c [2019-11-26 16:34:17,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b7e1a358/f3cdb4688ee141df841e799a5561c2ce/FLAGd7d043b6a [2019-11-26 16:34:18,246 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:18,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label35.c [2019-11-26 16:34:18,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b7e1a358/f3cdb4688ee141df841e799a5561c2ce/FLAGd7d043b6a [2019-11-26 16:34:18,318 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b7e1a358/f3cdb4688ee141df841e799a5561c2ce [2019-11-26 16:34:18,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:18,334 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:18,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:18,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:18,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:18,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:18" (1/1) ... [2019-11-26 16:34:18,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:18, skipping insertion in model container [2019-11-26 16:34:18,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:18" (1/1) ... [2019-11-26 16:34:18,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:18,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:19,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:19,541 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:19,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:19,873 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:19,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19 WrapperNode [2019-11-26 16:34:19,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:19,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:19,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:19,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:19,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:20,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:20,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:20,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:20,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:20,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:20,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:20,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:20,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:20,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:20,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:20,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:20,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:20,257 INFO L168 Benchmark]: Toolchain (without parser) took 1916.97 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 961.7 MB in the end (delta: 18.9 kB). Peak memory consumption was 84.5 kB. Max. memory is 12.5 GB. [2019-11-26 16:34:20,258 INFO L168 Benchmark]: CDTParser took 1.08 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. [2019-11-26 16:34:20,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1540.01 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:20,265 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.45 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:20,266 INFO L168 Benchmark]: Boogie Preprocessor took 160.22 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:20,275 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 1540.01 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.45 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.22 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-025d5a2 [2019-11-26 16:34:24,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:24,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:24,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:24,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:24,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:24,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:24,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:24,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:24,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:24,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:24,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:24,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:24,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:24,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:24,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:24,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:24,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:24,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:24,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:24,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:24,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:24,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:24,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:24,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:24,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:24,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:24,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:24,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:24,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:24,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:24,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:24,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:24,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:24,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:24,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:24,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:24,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:24,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:24,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:24,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:24,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:24,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:24,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:24,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:24,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:24,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:24,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:24,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:24,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:24,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:24,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:24,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:24,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:24,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:24,347 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:24,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:24,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:24,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:24,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:24,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:24,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:24,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:24,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:24,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:24,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:24,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:24,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:24,352 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:24,356 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:24,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:24,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:24,358 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 -> f6b5db140f0af5d4dbaefce619ea0ad631629d04 [2019-11-26 16:34:24,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:24,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:24,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:24,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:24,976 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:24,978 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label35.c [2019-11-26 16:34:25,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13107c816/bee4747508a545108dd7a89dc79ece0a/FLAG2f85f6461 [2019-11-26 16:34:26,356 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:26,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label35.c [2019-11-26 16:34:26,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13107c816/bee4747508a545108dd7a89dc79ece0a/FLAG2f85f6461 [2019-11-26 16:34:26,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13107c816/bee4747508a545108dd7a89dc79ece0a [2019-11-26 16:34:26,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:26,443 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:26,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:26,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:26,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:26,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:26" (1/1) ... [2019-11-26 16:34:26,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:26, skipping insertion in model container [2019-11-26 16:34:26,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:26" (1/1) ... [2019-11-26 16:34:26,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:26,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:27,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:27,689 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:27,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:28,036 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:28,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28 WrapperNode [2019-11-26 16:34:28,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:28,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:28,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:28,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:28,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:28,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:28,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:28,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:28,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:28,440 INFO L168 Benchmark]: Toolchain (without parser) took 1992.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:28,443 INFO L168 Benchmark]: CDTParser took 1.18 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. [2019-11-26 16:34:28,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1595.39 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 972.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:28,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.63 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:28,451 INFO L168 Benchmark]: Boogie Preprocessor took 179.62 ms. Allocated memory is still 1.0 GB. Free memory is still 966.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:28,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 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 1595.39 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 972.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.63 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.62 ms. Allocated memory is still 1.0 GB. Free memory is still 966.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...