./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label40.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/Problem04_label40.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 db5ced516c223138fa3b83c50f95dac86062309d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label40.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 db5ced516c223138fa3b83c50f95dac86062309d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:41:36,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:36,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:36,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:36,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:36,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:36,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:36,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:36,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:36,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:36,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:36,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:36,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:36,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:36,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:36,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:36,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:36,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:36,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:36,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:36,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:36,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:36,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:36,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:36,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:36,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:36,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:36,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:36,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:36,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:36,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:36,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:36,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:36,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:36,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:36,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:36,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:36,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:36,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:36,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:36,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:36,727 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:36,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:36,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:36,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:36,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:36,779 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:36,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:36,780 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:36,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:36,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:36,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:36,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:36,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:36,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:36,787 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:36,788 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:36,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:36,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:36,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:36,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:36,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:36,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:36,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:36,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:36,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:36,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:36,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:36,795 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:36,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:36,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:36,797 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 -> db5ced516c223138fa3b83c50f95dac86062309d [2019-11-24 20:41:37,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:37,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:37,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:37,466 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:37,467 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:37,468 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-24 20:41:37,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98d93dca2/5f31622b243d42688538ef31a823475d/FLAGf78dbe297 [2019-11-24 20:41:39,335 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:39,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-24 20:41:39,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98d93dca2/5f31622b243d42688538ef31a823475d/FLAGf78dbe297 [2019-11-24 20:41:39,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98d93dca2/5f31622b243d42688538ef31a823475d [2019-11-24 20:41:39,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:39,463 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:39,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:39,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:39,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:39,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:39" (1/1) ... [2019-11-24 20:41:39,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:39, skipping insertion in model container [2019-11-24 20:41:39,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:39" (1/1) ... [2019-11-24 20:41:39,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:39,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:42,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:42,984 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:44,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:44,750 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:44,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44 WrapperNode [2019-11-24 20:41:44,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:44,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:44,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:44,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:44,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:44,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:45,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:45,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:45,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:45,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:45,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:45,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:45,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:45,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:45,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:45,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:45,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:45,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:45,841 INFO L168 Benchmark]: Toolchain (without parser) took 6371.10 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 744.5 MB in the end (delta: 200.0 MB). Peak memory consumption was 200.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:45,842 INFO L168 Benchmark]: CDTParser took 2.17 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 20:41:45,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5284.84 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:45,849 INFO L168 Benchmark]: Boogie Procedure Inliner took 593.62 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:45,853 INFO L168 Benchmark]: Boogie Preprocessor took 481.71 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 744.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:45,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.17 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 5284.84 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 593.62 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 481.71 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 744.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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 20:41:50,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:50,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:50,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:50,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:50,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:50,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:50,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:50,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:50,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:50,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:50,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:50,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:50,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:50,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:50,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:50,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:50,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:50,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:50,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:50,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:50,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:50,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:50,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:50,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:50,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:50,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:50,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:50,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:50,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:50,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:50,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:50,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:50,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:50,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:50,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:50,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:50,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:50,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:50,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:50,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:50,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:50,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:50,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:50,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:50,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:50,285 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:50,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:50,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:50,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:50,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:50,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:50,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:50,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:50,291 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:50,292 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:50,292 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:50,294 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:50,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:50,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:50,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:50,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:50,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:50,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:50,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:50,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:50,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:50,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:50,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:50,302 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:50,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:50,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:50,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:50,304 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 -> db5ced516c223138fa3b83c50f95dac86062309d [2019-11-24 20:41:50,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:50,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:50,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:50,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:50,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:50,964 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-24 20:41:51,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1b003001/b2ca50b272df4bd8b3d845813177cb43/FLAG859ab8f01 [2019-11-24 20:41:52,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:52,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-24 20:41:52,962 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1b003001/b2ca50b272df4bd8b3d845813177cb43/FLAG859ab8f01 [2019-11-24 20:41:53,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1b003001/b2ca50b272df4bd8b3d845813177cb43 [2019-11-24 20:41:53,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:53,012 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:53,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:53,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:53,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:53,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:53" (1/1) ... [2019-11-24 20:41:53,042 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 24.11 08:41:53, skipping insertion in model container [2019-11-24 20:41:53,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:53" (1/1) ... [2019-11-24 20:41:53,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:53,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:57,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:57,281 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:58,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:58,837 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:58,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58 WrapperNode [2019-11-24 20:41:58,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:58,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:58,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:58,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:58,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:59,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:59,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:59,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:59,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:42:00,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:00,048 INFO L168 Benchmark]: Toolchain (without parser) took 7028.99 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 738.8 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:00,050 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-24 20:42:00,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5821.47 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 803.3 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:00,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 592.80 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 767.5 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:00,061 INFO L168 Benchmark]: Boogie Preprocessor took 601.30 ms. Allocated memory is still 1.0 GB. Free memory was 767.5 MB in the beginning and 738.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:00,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5821.47 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 803.3 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 592.80 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 767.5 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 601.30 ms. Allocated memory is still 1.0 GB. Free memory was 767.5 MB in the beginning and 738.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...