./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label03.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_label03.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 76d8dfbd6006905bf630e36ba75614bb9aee3073 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label03.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 76d8dfbd6006905bf630e36ba75614bb9aee3073 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:59:09,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:09,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:09,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:09,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:09,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:09,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:09,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:09,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:09,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:09,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:09,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:09,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:09,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:09,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:09,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:09,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:09,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:09,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:09,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:09,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:09,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:09,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:09,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:09,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:09,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:09,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:09,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:09,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:09,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:09,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:09,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:09,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:09,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:09,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:09,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:09,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:09,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:09,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:09,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:09,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:09,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:09,298 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:09,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:09,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:09,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:09,306 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:09,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:09,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:09,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:09,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:09,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:09,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:09,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:09,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:09,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:09,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:09,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:09,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:09,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:09,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:09,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:09,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:09,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:09,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:09,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:09,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:09,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:09,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:09,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:09,324 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 -> 76d8dfbd6006905bf630e36ba75614bb9aee3073 [2019-11-27 15:59:09,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:09,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:09,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:09,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:09,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:09,890 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-27 15:59:10,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86f82ae92/0f9143795ca44337a89cb6bfdff1424a/FLAG555cbc170 [2019-11-27 15:59:11,587 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:11,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-27 15:59:11,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86f82ae92/0f9143795ca44337a89cb6bfdff1424a/FLAG555cbc170 [2019-11-27 15:59:11,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86f82ae92/0f9143795ca44337a89cb6bfdff1424a [2019-11-27 15:59:11,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:11,736 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:11,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:11,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:11,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:11,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,765 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 03:59:11, skipping insertion in model container [2019-11-27 15:59:11,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:11,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:14,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:14,304 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:15,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:15,299 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:15,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15 WrapperNode [2019-11-27 15:59:15,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:15,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:15,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:15,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:15,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:15,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:16,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:16,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:16,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:16,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:16,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:16,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:16,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:16,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:16,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:16,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:16,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:16,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:16,805 INFO L168 Benchmark]: Toolchain (without parser) took 5064.08 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 781.4 MB in the end (delta: 174.6 MB). Peak memory consumption was 174.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:16,807 INFO L168 Benchmark]: CDTParser took 0.44 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 15:59:16,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3565.44 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 15:59:16,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 739.20 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:16,822 INFO L168 Benchmark]: Boogie Preprocessor took 749.69 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:16,837 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 3565.44 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 739.20 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 749.69 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.4 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 15:59:20,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:20,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:20,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:20,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:20,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:20,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:20,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:20,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:20,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:20,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:20,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:20,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:20,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:20,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:20,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:20,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:20,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:20,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:20,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:20,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:20,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:20,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:20,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:20,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:20,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:20,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:20,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:20,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:20,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:20,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:20,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:20,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:20,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:20,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:20,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:20,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:20,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:20,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:20,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:20,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:20,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:21,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:21,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:21,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:21,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:21,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:21,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:21,012 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:21,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:21,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:21,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:21,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:21,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:21,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:21,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:21,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:21,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:21,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:21,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:21,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:21,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:21,020 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:21,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:21,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:21,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:21,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:21,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:21,024 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:21,024 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:21,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:21,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:21,026 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 -> 76d8dfbd6006905bf630e36ba75614bb9aee3073 [2019-11-27 15:59:21,666 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:21,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:21,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:21,706 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:21,712 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:21,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-27 15:59:21,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aacf7186/5e81d36277bb47d1884579820a225fef/FLAG582b2e934 [2019-11-27 15:59:23,423 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:23,424 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-27 15:59:23,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aacf7186/5e81d36277bb47d1884579820a225fef/FLAG582b2e934 [2019-11-27 15:59:23,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aacf7186/5e81d36277bb47d1884579820a225fef [2019-11-27 15:59:23,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:23,542 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:23,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:23,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:23,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:23,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:23,567 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 03:59:23, skipping insertion in model container [2019-11-27 15:59:23,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:23,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:23,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:26,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:26,427 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:27,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:27,684 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:27,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27 WrapperNode [2019-11-27 15:59:27,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:27,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:27,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:27,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:27,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27" (1/1) ... [2019-11-27 15:59:27,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27" (1/1) ... [2019-11-27 15:59:28,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:28,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:28,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:28,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:28,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27" (1/1) ... [2019-11-27 15:59:28,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27" (1/1) ... [2019-11-27 15:59:28,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27" (1/1) ... [2019-11-27 15:59:28,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27" (1/1) ... [2019-11-27 15:59:28,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27" (1/1) ... [2019-11-27 15:59:28,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27" (1/1) ... [2019-11-27 15:59:28,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:27" (1/1) ... [2019-11-27 15:59:28,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:28,544 INFO L168 Benchmark]: Toolchain (without parser) took 4997.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 781.9 MB in the end (delta: 179.8 MB). Peak memory consumption was 179.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:28,545 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:28,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4141.90 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 827.9 MB in the end (delta: 128.1 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:28,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 391.40 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 804.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:28,556 INFO L168 Benchmark]: Boogie Preprocessor took 456.30 ms. Allocated memory is still 1.0 GB. Free memory was 804.8 MB in the beginning and 781.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:28,565 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4141.90 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 827.9 MB in the end (delta: 128.1 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 391.40 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 804.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 456.30 ms. Allocated memory is still 1.0 GB. Free memory was 804.8 MB in the beginning and 781.9 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...