./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label47.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/Problem13_label47.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 50f067852f11da1a3a6198ac201fa2ec231131ba .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label47.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 50f067852f11da1a3a6198ac201fa2ec231131ba ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:56:45,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:45,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:45,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:45,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:45,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:45,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:45,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:45,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:45,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:45,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:45,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:45,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:45,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:45,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:45,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:45,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:45,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:45,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:45,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:45,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:45,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:45,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:45,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:45,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:45,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:45,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:45,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:45,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:45,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:45,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:45,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:45,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:45,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:45,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:45,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:45,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:45,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:45,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:45,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:45,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:45,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:45,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:45,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:45,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:45,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:45,838 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:45,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:45,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:45,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:45,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:45,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:45,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:45,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:45,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:45,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:45,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:45,848 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:45,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:45,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:45,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:45,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:45,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:45,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:45,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:45,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:45,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:45,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:45,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:45,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:45,857 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 -> 50f067852f11da1a3a6198ac201fa2ec231131ba [2019-11-27 15:56:46,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:46,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:46,449 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:46,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:46,455 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:46,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-27 15:56:46,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46451e173/340c4403ce3a43b1940605d2fe19279a/FLAG7a9cfe964 [2019-11-27 15:56:48,628 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:48,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-27 15:56:48,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46451e173/340c4403ce3a43b1940605d2fe19279a/FLAG7a9cfe964 [2019-11-27 15:56:48,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46451e173/340c4403ce3a43b1940605d2fe19279a [2019-11-27 15:56:48,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:48,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:48,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:48,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:48,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:48,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:48" (1/1) ... [2019-11-27 15:56:48,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc5bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:48, skipping insertion in model container [2019-11-27 15:56:48,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:48" (1/1) ... [2019-11-27 15:56:48,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:49,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:52,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:52,639 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:54,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:54,459 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:54,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54 WrapperNode [2019-11-27 15:56:54,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:54,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:54,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:54,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:54,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:54,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:56,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:56,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:56,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:56,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:56,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:56,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:56,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:56,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:56,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:56,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:56,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:57,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:57,013 INFO L168 Benchmark]: Toolchain (without parser) took 8202.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 809.5 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:57,014 INFO L168 Benchmark]: CDTParser took 0.45 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 15:56:57,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5651.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:57,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 1659.55 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 872.4 MB in the end (delta: -92.8 MB). Peak memory consumption was 136.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:57,026 INFO L168 Benchmark]: Boogie Preprocessor took 878.78 ms. Allocated memory is still 1.0 GB. Free memory was 872.4 MB in the beginning and 809.5 MB in the end (delta: 62.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:57,040 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 5651.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1659.55 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 872.4 MB in the end (delta: -92.8 MB). Peak memory consumption was 136.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 878.78 ms. Allocated memory is still 1.0 GB. Free memory was 872.4 MB in the beginning and 809.5 MB in the end (delta: 62.9 MB). Peak memory consumption was 62.9 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 0.1.24-509859d [2019-11-27 15:57:01,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:01,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:01,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:01,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:01,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:01,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:01,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:01,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:01,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:01,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:01,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:01,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:01,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:01,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:01,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:01,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:01,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:01,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:01,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:01,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:01,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:01,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:01,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:01,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:01,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:01,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:01,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:01,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:01,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:01,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:01,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:01,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:01,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:01,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:01,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:01,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:01,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:01,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:01,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:01,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:01,284 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:01,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:01,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:01,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:01,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:01,337 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:01,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:01,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:01,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:01,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:01,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:01,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:01,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:01,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:01,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:01,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:01,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:01,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:01,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:01,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:01,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:01,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:01,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:01,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:01,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:01,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:01,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:01,355 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:01,355 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:01,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:01,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:01,358 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 -> 50f067852f11da1a3a6198ac201fa2ec231131ba [2019-11-27 15:57:01,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:02,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:02,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:02,019 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:02,023 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:02,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-27 15:57:02,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f97795f4a/cf7f3763337d4a488a16a3cfbc0e0af1/FLAG21c6d9bbc [2019-11-27 15:57:03,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:03,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-27 15:57:04,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f97795f4a/cf7f3763337d4a488a16a3cfbc0e0af1/FLAG21c6d9bbc [2019-11-27 15:57:04,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f97795f4a/cf7f3763337d4a488a16a3cfbc0e0af1 [2019-11-27 15:57:04,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:04,090 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:04,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:04,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:04,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:04,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:04,116 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 03:57:04, skipping insertion in model container [2019-11-27 15:57:04,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:04,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:04,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:08,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:08,428 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:10,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:10,439 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:10,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10 WrapperNode [2019-11-27 15:57:10,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:10,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:10,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:10,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:10,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:11,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:11,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:11,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:11,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:11,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:11,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:11,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:11,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:11,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:11,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:11,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:11,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:11,733 INFO L168 Benchmark]: Toolchain (without parser) took 7637.95 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 885.3 MB in the end (delta: 64.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:11,734 INFO L168 Benchmark]: CDTParser took 0.41 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 15:57:11,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6349.58 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:11,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 786.81 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.9 MB in the end (delta: -202.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:11,744 INFO L168 Benchmark]: Boogie Preprocessor took 494.67 ms. Allocated memory is still 1.0 GB. Free memory was 918.9 MB in the beginning and 885.3 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:11,753 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6349.58 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 786.81 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.9 MB in the end (delta: -202.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 494.67 ms. Allocated memory is still 1.0 GB. Free memory was 918.9 MB in the beginning and 885.3 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...