./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem02_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 974e26d64b5918de86cf9f668ecae1f8804e33e3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem02_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 974e26d64b5918de86cf9f668ecae1f8804e33e3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:16,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:16,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:16,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:16,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:16,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:16,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:16,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:16,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:16,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:16,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:16,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:16,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:16,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:16,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:16,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:16,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:16,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:16,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:16,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:16,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:16,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:16,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:16,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:16,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:16,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:16,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:16,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:16,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:16,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:16,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:16,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:16,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:16,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:16,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:16,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:16,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:16,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:16,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:16,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:16,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:16,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:16,795 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:16,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:16,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:16,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:16,801 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:16,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:16,802 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:16,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:16,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:16,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:16,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:16,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:16,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:16,805 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:16,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:16,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:16,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:16,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:16,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:16,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:16,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:16,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:16,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:16,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:16,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:16,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:16,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:16,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:16,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:16,812 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 -> 974e26d64b5918de86cf9f668ecae1f8804e33e3 [2019-11-24 20:40:17,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:17,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:17,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:17,289 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:17,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:17,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label47.c [2019-11-24 20:40:17,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f0ecfa2c/2c7774a2b7c742118d7a84d5e43d1d1d/FLAG15320184c [2019-11-24 20:40:18,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:18,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label47.c [2019-11-24 20:40:18,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f0ecfa2c/2c7774a2b7c742118d7a84d5e43d1d1d/FLAG15320184c [2019-11-24 20:40:18,466 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f0ecfa2c/2c7774a2b7c742118d7a84d5e43d1d1d [2019-11-24 20:40:18,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:18,475 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:18,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:18,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:18,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:18,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18, skipping insertion in model container [2019-11-24 20:40:18,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:18,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:19,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:19,299 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:19,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:19,551 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:19,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19 WrapperNode [2019-11-24 20:40:19,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:19,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:19,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:19,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:19,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:19,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:19,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:19,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:19,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:19,846 INFO L168 Benchmark]: Toolchain (without parser) took 1369.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 961.7 MB in the end (delta: -1.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:19,850 INFO L168 Benchmark]: CDTParser took 2.33 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. [2019-11-24 20:40:19,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1074.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:19,857 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.76 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:19,858 INFO L168 Benchmark]: Boogie Preprocessor took 138.77 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:19,862 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 1074.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.76 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.77 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-32f2683 [2019-11-24 20:40:22,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:22,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:22,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:22,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:22,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:22,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:22,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:22,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:22,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:22,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:22,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:22,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:22,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:22,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:22,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:22,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:22,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:22,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:22,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:22,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:22,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:22,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:22,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:22,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:22,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:22,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:22,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:22,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:22,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:22,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:22,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:22,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:22,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:22,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:22,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:22,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:22,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:22,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:22,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:22,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:22,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:22,820 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:22,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:22,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:22,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:22,825 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:22,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:22,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:22,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:22,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:22,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:22,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:22,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:22,830 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:22,830 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:22,830 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:22,831 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:22,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:22,833 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:22,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:22,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:22,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:22,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:22,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:22,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:22,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:22,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:22,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:22,836 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:22,836 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:22,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:22,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:22,839 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 -> 974e26d64b5918de86cf9f668ecae1f8804e33e3 [2019-11-24 20:40:23,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:23,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:23,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:23,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:23,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:23,364 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label47.c [2019-11-24 20:40:23,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f207e0039/701e17c871544aa8b1678deb1e2b7931/FLAGd43cc34b5 [2019-11-24 20:40:24,338 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:24,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label47.c [2019-11-24 20:40:24,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f207e0039/701e17c871544aa8b1678deb1e2b7931/FLAGd43cc34b5 [2019-11-24 20:40:24,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f207e0039/701e17c871544aa8b1678deb1e2b7931 [2019-11-24 20:40:24,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:24,529 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:24,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:24,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:24,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:24,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b847048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24, skipping insertion in model container [2019-11-24 20:40:24,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:24,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:25,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:25,383 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:25,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:25,643 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:25,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25 WrapperNode [2019-11-24 20:40:25,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:25,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:25,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:25,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:25,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:25,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:25,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:25,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:25,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:25,942 INFO L168 Benchmark]: Toolchain (without parser) took 1408.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 951.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:25,944 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-24 20:40:25,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1111.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.5 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:25,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.75 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:25,952 INFO L168 Benchmark]: Boogie Preprocessor took 133.23 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:25,963 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1111.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.5 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.75 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.23 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...