./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label07.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07b423f0249333a5e050ea2bc8a11e944daf6451 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label07.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07b423f0249333a5e050ea2bc8a11e944daf6451 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:32,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:32,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:32,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:32,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:32,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:32,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:32,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:32,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:32,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:32,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:32,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:32,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:32,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:32,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:32,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:32,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:32,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:32,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:32,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:32,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:32,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:32,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:32,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:32,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:32,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:32,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:32,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:32,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:32,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:32,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:32,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:32,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:32,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:32,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:32,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:32,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:32,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:32,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:32,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:32,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:32,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:32,830 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:32,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:32,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:32,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:32,840 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:32,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:32,841 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:32,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:32,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:32,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:32,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:32,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:32,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:32,845 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:32,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:32,846 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:32,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:32,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:32,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:32,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:32,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:32,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:32,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:32,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:32,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:32,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:32,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:32,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:32,854 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 -> 07b423f0249333a5e050ea2bc8a11e944daf6451 [2019-11-26 16:34:33,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:33,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:33,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:33,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:33,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:33,469 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label07.c [2019-11-26 16:34:33,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d2d06ce6/8f4c5a2d6e0d4647b28eac4bc0d009be/FLAGcf97c953c [2019-11-26 16:34:34,956 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:34,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label07.c [2019-11-26 16:34:34,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d2d06ce6/8f4c5a2d6e0d4647b28eac4bc0d009be/FLAGcf97c953c [2019-11-26 16:34:35,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d2d06ce6/8f4c5a2d6e0d4647b28eac4bc0d009be [2019-11-26 16:34:35,290 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:35,301 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:35,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:35,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:35,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:35,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:35" (1/1) ... [2019-11-26 16:34:35,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:35, skipping insertion in model container [2019-11-26 16:34:35,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:35" (1/1) ... [2019-11-26 16:34:35,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:35,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:37,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:37,230 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:37,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:37,813 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:37,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37 WrapperNode [2019-11-26 16:34:37,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:37,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:37,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:37,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:37,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:38,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:38,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:38,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:38,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:38,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:38,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:38,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:38,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:38,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:38,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:38,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:38,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:38,345 INFO L168 Benchmark]: Toolchain (without parser) took 3048.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 933.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:38,346 INFO L168 Benchmark]: CDTParser took 2.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:38,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2513.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:38,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 275.32 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 944.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:38,356 INFO L168 Benchmark]: Boogie Preprocessor took 242.77 ms. Allocated memory is still 1.0 GB. Free memory was 944.5 MB in the beginning and 933.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:38,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.26 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 2513.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 275.32 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 944.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 242.77 ms. Allocated memory is still 1.0 GB. Free memory was 944.5 MB in the beginning and 933.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:42,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:42,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:42,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:42,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:42,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:42,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:42,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:42,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:42,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:42,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:42,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:42,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:42,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:42,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:42,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:42,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:42,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:42,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:42,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:42,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:42,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:42,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:42,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:42,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:42,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:42,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:42,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:42,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:42,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:42,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:42,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:42,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:42,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:42,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:42,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:42,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:42,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:42,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:42,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:42,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:42,354 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:42,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:42,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:42,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:42,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:42,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:42,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:42,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:42,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:42,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:42,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:42,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:42,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:42,404 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:42,407 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:42,407 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:42,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:42,408 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:42,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:42,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:42,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:42,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:42,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:42,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:42,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:42,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:42,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:42,413 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:42,413 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:42,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:42,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:42,417 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 -> 07b423f0249333a5e050ea2bc8a11e944daf6451 [2019-11-26 16:34:42,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:42,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:43,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:43,009 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:43,013 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:43,014 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label07.c [2019-11-26 16:34:43,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96ab5aa2e/2251df2823554b21825d6e1112a8a3ca/FLAG3affe8b7b [2019-11-26 16:34:44,337 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:44,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label07.c [2019-11-26 16:34:44,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96ab5aa2e/2251df2823554b21825d6e1112a8a3ca/FLAG3affe8b7b [2019-11-26 16:34:44,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96ab5aa2e/2251df2823554b21825d6e1112a8a3ca [2019-11-26 16:34:44,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:44,855 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:44,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:44,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:44,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:44,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:44" (1/1) ... [2019-11-26 16:34:44,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:44, skipping insertion in model container [2019-11-26 16:34:44,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:44" (1/1) ... [2019-11-26 16:34:44,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:45,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:46,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:46,857 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:47,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:47,531 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:47,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47 WrapperNode [2019-11-26 16:34:47,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:47,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:47,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:47,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:47,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47" (1/1) ... [2019-11-26 16:34:47,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47" (1/1) ... [2019-11-26 16:34:47,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:47,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:47,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:47,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:47,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47" (1/1) ... [2019-11-26 16:34:47,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47" (1/1) ... [2019-11-26 16:34:47,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47" (1/1) ... [2019-11-26 16:34:47,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47" (1/1) ... [2019-11-26 16:34:47,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47" (1/1) ... [2019-11-26 16:34:47,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47" (1/1) ... [2019-11-26 16:34:47,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:47" (1/1) ... [2019-11-26 16:34:48,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:48,016 INFO L168 Benchmark]: Toolchain (without parser) took 3160.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 927.3 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:48,018 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:48,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2680.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.9 MB in the end (delta: -1.5 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:48,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:48,028 INFO L168 Benchmark]: Boogie Preprocessor took 248.68 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:48,038 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2680.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.9 MB in the end (delta: -1.5 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.68 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...