./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label07.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 40c9463fc988555c5bbf5eca12bf70974b14d395 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label07.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 40c9463fc988555c5bbf5eca12bf70974b14d395 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:11,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:11,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:11,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:11,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:11,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:11,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:11,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:11,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:11,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:11,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:11,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:11,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:11,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:11,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:11,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:11,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:11,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:11,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:11,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:11,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:11,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:11,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:11,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:11,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:11,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:11,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:11,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:11,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:11,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:11,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:11,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:11,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:11,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:11,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:11,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:11,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:11,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:11,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:11,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:11,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:11,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:11,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:11,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:11,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:11,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:11,377 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:11,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:11,379 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:11,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:11,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:11,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:11,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:11,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:11,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:11,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:11,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:11,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:11,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:11,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:11,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:11,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:11,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:11,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:11,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:11,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:11,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:11,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:11,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:11,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:11,393 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 -> 40c9463fc988555c5bbf5eca12bf70974b14d395 [2019-11-27 09:38:12,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:12,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:12,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:12,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:12,070 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:12,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-27 09:38:12,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b8e4e915/414bcea0ce3947dcbaa2b973e60f128d/FLAG83505f86c [2019-11-27 09:38:14,024 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:14,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-27 09:38:14,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b8e4e915/414bcea0ce3947dcbaa2b973e60f128d/FLAG83505f86c [2019-11-27 09:38:14,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b8e4e915/414bcea0ce3947dcbaa2b973e60f128d [2019-11-27 09:38:14,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:14,149 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:14,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:14,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:14,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:14,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:14,173 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 27.11 09:38:14, skipping insertion in model container [2019-11-27 09:38:14,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:14" (1/1) ... [2019-11-27 09:38:14,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:14,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:16,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:16,655 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:17,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:17,759 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:17,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17 WrapperNode [2019-11-27 09:38:17,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:17,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:17,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:17,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:17,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:18,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:18,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:18,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:18,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:18,905 INFO L168 Benchmark]: Toolchain (without parser) took 4748.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:18,906 INFO L168 Benchmark]: CDTParser took 3.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:18,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3607.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 866.3 MB in the end (delta: 83.9 MB). Peak memory consumption was 84.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:18,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 587.06 ms. Allocated memory is still 1.0 GB. Free memory was 866.3 MB in the beginning and 820.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:18,916 INFO L168 Benchmark]: Boogie Preprocessor took 545.21 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 797.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:18,928 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.71 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 3607.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 866.3 MB in the end (delta: 83.9 MB). Peak memory consumption was 84.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 587.06 ms. Allocated memory is still 1.0 GB. Free memory was 866.3 MB in the beginning and 820.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 545.21 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 797.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:22,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:22,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:22,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:22,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:22,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:22,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:23,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:23,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:23,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:23,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:23,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:23,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:23,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:23,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:23,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:23,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:23,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:23,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:23,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:23,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:23,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:23,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:23,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:23,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:23,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:23,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:23,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:23,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:23,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:23,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:23,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:23,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:23,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:23,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:23,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:23,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:23,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:23,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:23,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:23,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:23,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:23,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:23,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:23,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:23,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:23,187 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:23,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:23,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:23,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:23,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:23,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:23,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:23,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:23,195 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:23,196 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:23,196 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:23,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:23,197 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:23,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:23,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:23,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:23,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:23,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:23,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:23,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:23,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:23,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:23,205 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:23,205 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:23,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:23,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:23,207 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 -> 40c9463fc988555c5bbf5eca12bf70974b14d395 [2019-11-27 09:38:23,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:23,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:23,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:23,874 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:23,875 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:23,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-27 09:38:24,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f9e606dd/88222d2da07d4294a309a6c4f9c0eb70/FLAG679293d35 [2019-11-27 09:38:25,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:25,694 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-27 09:38:25,779 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f9e606dd/88222d2da07d4294a309a6c4f9c0eb70/FLAG679293d35 [2019-11-27 09:38:25,820 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f9e606dd/88222d2da07d4294a309a6c4f9c0eb70 [2019-11-27 09:38:25,832 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:25,837 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:25,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:25,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:25,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:25,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25, skipping insertion in model container [2019-11-27 09:38:25,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:26,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:28,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:28,711 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:30,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:30,073 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:30,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30 WrapperNode [2019-11-27 09:38:30,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:30,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:30,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:30,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:30,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30" (1/1) ... [2019-11-27 09:38:30,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30" (1/1) ... [2019-11-27 09:38:30,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:30,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:30,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:30,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:30,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30" (1/1) ... [2019-11-27 09:38:30,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30" (1/1) ... [2019-11-27 09:38:30,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30" (1/1) ... [2019-11-27 09:38:30,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30" (1/1) ... [2019-11-27 09:38:30,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30" (1/1) ... [2019-11-27 09:38:30,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30" (1/1) ... [2019-11-27 09:38:30,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:30" (1/1) ... [2019-11-27 09:38:30,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:31,000 INFO L168 Benchmark]: Toolchain (without parser) took 5160.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:31,001 INFO L168 Benchmark]: CDTParser took 3.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:31,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4235.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:31,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 440.53 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:31,011 INFO L168 Benchmark]: Boogie Preprocessor took 477.39 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:31,020 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.64 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 4235.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 440.53 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 477.39 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...