./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label49.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/Problem06_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 0e95928dce0f9092eb019998fa039d4184ee541a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_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 0e95928dce0f9092eb019998fa039d4184ee541a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:25:11,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:11,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:11,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:11,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:11,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:11,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:11,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:11,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:11,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:11,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:11,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:11,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:11,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:11,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:11,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:11,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:11,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:11,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:11,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:11,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:11,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:11,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:11,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:11,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:11,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:11,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:11,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:11,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:11,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:11,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:11,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:11,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:11,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:11,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:11,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:11,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:11,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:11,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:11,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:11,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:11,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:11,280 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:11,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:11,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:11,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:11,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:11,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:11,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:11,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:11,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:11,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:11,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:11,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:11,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:11,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:11,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:11,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:11,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:11,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:11,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:11,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:11,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:11,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:11,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:11,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:11,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:11,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:11,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:11,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:11,305 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 -> 0e95928dce0f9092eb019998fa039d4184ee541a [2019-11-27 09:25:11,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:11,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:11,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:11,924 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:11,925 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:11,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label49.c [2019-11-27 09:25:12,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80a749c9e/6bbbe17f9d2743ad9f378267d3fa91dc/FLAG3d34ebdaa [2019-11-27 09:25:14,081 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:14,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label49.c [2019-11-27 09:25:14,187 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80a749c9e/6bbbe17f9d2743ad9f378267d3fa91dc/FLAG3d34ebdaa [2019-11-27 09:25:14,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80a749c9e/6bbbe17f9d2743ad9f378267d3fa91dc [2019-11-27 09:25:14,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:14,236 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:14,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:14,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:14,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:14,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:14" (1/1) ... [2019-11-27 09:25:14,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:14, skipping insertion in model container [2019-11-27 09:25:14,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:14" (1/1) ... [2019-11-27 09:25:14,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:14,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:19,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:19,310 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:21,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:21,952 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:21,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21 WrapperNode [2019-11-27 09:25:21,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:21,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:21,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:21,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:21,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21" (1/1) ... [2019-11-27 09:25:22,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21" (1/1) ... [2019-11-27 09:25:22,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:22,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:22,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:22,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:22,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21" (1/1) ... [2019-11-27 09:25:22,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21" (1/1) ... [2019-11-27 09:25:22,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21" (1/1) ... [2019-11-27 09:25:22,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21" (1/1) ... [2019-11-27 09:25:23,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21" (1/1) ... [2019-11-27 09:25:23,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21" (1/1) ... [2019-11-27 09:25:23,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:21" (1/1) ... [2019-11-27 09:25:23,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:23,409 INFO L168 Benchmark]: Toolchain (without parser) took 9166.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 783.0 MB in the end (delta: 155.8 MB). Peak memory consumption was 155.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:23,410 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:25:23,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7714.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 916.1 MB in the end (delta: 22.7 MB). Peak memory consumption was 281.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:23,416 INFO L168 Benchmark]: Boogie Procedure Inliner took 634.39 ms. Allocated memory is still 1.0 GB. Free memory was 916.1 MB in the beginning and 833.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:23,421 INFO L168 Benchmark]: Boogie Preprocessor took 807.89 ms. Allocated memory is still 1.0 GB. Free memory was 833.9 MB in the beginning and 783.0 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:23,433 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 7714.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 916.1 MB in the end (delta: 22.7 MB). Peak memory consumption was 281.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 634.39 ms. Allocated memory is still 1.0 GB. Free memory was 916.1 MB in the beginning and 833.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 807.89 ms. Allocated memory is still 1.0 GB. Free memory was 833.9 MB in the beginning and 783.0 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 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 09:25:27,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:27,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:27,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:27,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:27,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:27,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:27,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:27,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:27,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:27,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:27,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:27,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:27,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:27,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:27,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:27,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:27,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:27,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:27,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:27,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:27,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:27,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:27,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:27,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:27,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:27,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:27,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:27,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:27,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:27,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:27,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:27,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:27,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:27,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:27,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:27,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:27,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:27,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:27,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:27,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:27,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:27,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:27,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:27,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:27,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:27,669 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:27,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:27,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:27,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:27,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:27,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:27,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:27,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:27,674 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:27,675 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:27,676 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:27,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:27,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:27,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:27,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:27,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:27,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:27,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:27,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:27,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:27,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:27,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:27,684 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:27,684 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:27,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:27,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:27,688 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 -> 0e95928dce0f9092eb019998fa039d4184ee541a [2019-11-27 09:25:28,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:28,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:28,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:28,339 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:28,341 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:28,345 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label49.c [2019-11-27 09:25:28,501 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe28ab2b2/b4dcfd0a370f4671b7b5e98b784c6f8c/FLAG3856da1ff [2019-11-27 09:25:30,652 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:30,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label49.c [2019-11-27 09:25:30,783 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe28ab2b2/b4dcfd0a370f4671b7b5e98b784c6f8c/FLAG3856da1ff [2019-11-27 09:25:31,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe28ab2b2/b4dcfd0a370f4671b7b5e98b784c6f8c [2019-11-27 09:25:31,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:31,187 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:31,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:31,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:31,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:31,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:31" (1/1) ... [2019-11-27 09:25:31,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:31, skipping insertion in model container [2019-11-27 09:25:31,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:31" (1/1) ... [2019-11-27 09:25:31,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:31,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:36,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:36,455 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:39,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:39,516 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:39,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39 WrapperNode [2019-11-27 09:25:39,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:39,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:39,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:39,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:39,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39" (1/1) ... [2019-11-27 09:25:39,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39" (1/1) ... [2019-11-27 09:25:40,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:40,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:40,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:40,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:40,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39" (1/1) ... [2019-11-27 09:25:40,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39" (1/1) ... [2019-11-27 09:25:40,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39" (1/1) ... [2019-11-27 09:25:40,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39" (1/1) ... [2019-11-27 09:25:40,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39" (1/1) ... [2019-11-27 09:25:40,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39" (1/1) ... [2019-11-27 09:25:40,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:39" (1/1) ... [2019-11-27 09:25:41,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:41,016 INFO L168 Benchmark]: Toolchain (without parser) took 9827.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 800.0 MB in the end (delta: 133.0 MB). Peak memory consumption was 133.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:41,017 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:25:41,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8334.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 925.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 278.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:41,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 715.80 ms. Allocated memory is still 1.0 GB. Free memory was 925.6 MB in the beginning and 847.6 MB in the end (delta: 78.0 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:41,026 INFO L168 Benchmark]: Boogie Preprocessor took 767.76 ms. Allocated memory is still 1.0 GB. Free memory was 847.6 MB in the beginning and 800.0 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:41,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8334.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 925.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 278.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 715.80 ms. Allocated memory is still 1.0 GB. Free memory was 925.6 MB in the beginning and 847.6 MB in the end (delta: 78.0 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 767.76 ms. Allocated memory is still 1.0 GB. Free memory was 847.6 MB in the beginning and 800.0 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...