./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label49.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/Problem17_label49.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 10109c3b728ba0bfc1d86c9a644b553df17b52ac ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label49.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 10109c3b728ba0bfc1d86c9a644b553df17b52ac ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:43,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:43,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:43,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:43,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:43,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:43,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:43,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:43,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:43,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:43,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:43,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:43,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:43,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:43,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:43,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:43,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:43,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:43,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:43,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:43,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:43,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:43,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:43,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:43,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:43,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:43,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:43,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:43,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:43,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:43,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:43,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:43,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:43,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:43,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:43,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:43,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:43,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:43,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:43,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:43,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:43,270 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:43,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:43,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:43,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:43,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:43,331 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:43,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:43,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:43,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:43,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:43,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:43,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:43,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:43,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:43,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:43,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:43,342 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:43,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:43,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:43,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:43,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:43,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:43,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:43,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:43,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:43,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:43,348 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:43,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:43,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:43,349 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 -> 10109c3b728ba0bfc1d86c9a644b553df17b52ac [2019-11-27 15:59:43,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:43,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:43,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:43,952 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:43,953 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:43,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-27 15:59:44,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebfb20733/e5182f8049b5485281fc26764dc7fa63/FLAGea0e09a4c [2019-11-27 15:59:45,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:45,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-27 15:59:45,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebfb20733/e5182f8049b5485281fc26764dc7fa63/FLAGea0e09a4c [2019-11-27 15:59:45,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebfb20733/e5182f8049b5485281fc26764dc7fa63 [2019-11-27 15:59:45,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:45,867 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:45,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:45,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:45,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:45,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45, skipping insertion in model container [2019-11-27 15:59:45,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:46,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:48,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:48,306 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:49,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:49,273 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:49,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49 WrapperNode [2019-11-27 15:59:49,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:49,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:49,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:49,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:49,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:49,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:49,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:49,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:49,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:50,807 INFO L168 Benchmark]: Toolchain (without parser) took 4934.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 781.6 MB in the end (delta: 174.3 MB). Peak memory consumption was 174.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,808 INFO L168 Benchmark]: CDTParser took 4.02 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 15:59:50,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3407.43 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 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 670.22 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,819 INFO L168 Benchmark]: Boogie Preprocessor took 846.08 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,830 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.02 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 3407.43 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 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 670.22 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 846.08 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 15:59:54,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:54,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:54,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:54,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:54,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:54,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:54,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:54,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:54,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:54,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:54,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:54,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:54,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:54,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:54,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:54,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:54,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:54,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:54,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:54,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:54,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:54,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:54,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:54,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:54,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:54,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:54,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:54,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:54,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:54,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:54,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:54,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:54,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:54,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:54,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:54,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:54,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:54,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:54,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:54,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:54,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:54,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:54,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:54,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:54,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:54,943 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:54,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:54,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:54,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:54,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:54,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:54,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:54,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:54,949 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:54,952 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:54,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:54,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:54,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:54,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:54,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:54,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:54,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:54,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:54,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:54,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:54,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:54,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:54,958 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:54,960 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:54,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:54,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:54,962 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 -> 10109c3b728ba0bfc1d86c9a644b553df17b52ac [2019-11-27 15:59:55,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:55,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:55,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:55,538 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:55,538 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:55,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-27 15:59:55,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379fdd668/1d17ab8c73084f89aca046b8f7b79958/FLAG300fd1e18 [2019-11-27 15:59:57,276 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:57,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-27 15:59:57,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379fdd668/1d17ab8c73084f89aca046b8f7b79958/FLAG300fd1e18 [2019-11-27 15:59:57,853 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379fdd668/1d17ab8c73084f89aca046b8f7b79958 [2019-11-27 15:59:57,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:57,870 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:57,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:57,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:57,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:57,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6192955e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57, skipping insertion in model container [2019-11-27 15:59:57,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:58,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:00,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:00,799 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:02,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:02,104 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:02,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02 WrapperNode [2019-11-27 16:00:02,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:02,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:02,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:02,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:02,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:02,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:02,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:02,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:02,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:02,981 INFO L168 Benchmark]: Toolchain (without parser) took 5107.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 792.2 MB in the end (delta: 163.6 MB). Peak memory consumption was 163.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,982 INFO L168 Benchmark]: CDTParser took 2.99 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 16:00:02,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4237.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 832.5 MB in the end (delta: 117.6 MB). Peak memory consumption was 117.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 406.78 ms. Allocated memory is still 1.0 GB. Free memory was 832.5 MB in the beginning and 809.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,992 INFO L168 Benchmark]: Boogie Preprocessor took 451.07 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 792.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:03,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 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 4237.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 832.5 MB in the end (delta: 117.6 MB). Peak memory consumption was 117.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 406.78 ms. Allocated memory is still 1.0 GB. Free memory was 832.5 MB in the beginning and 809.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 451.07 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 792.2 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...