./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem12_label31.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 4ec952b10c3de61bd7b615381e5df5ccec265e8b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label31.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 4ec952b10c3de61bd7b615381e5df5ccec265e8b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:44,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:44,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:44,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:44,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:44,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:44,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:44,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:44,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:44,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:44,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:44,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:44,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:44,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:44,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:44,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:44,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:44,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:44,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:44,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:44,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:44,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:44,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:44,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:44,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:44,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:44,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:44,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:44,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:44,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:44,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:44,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:44,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:44,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:44,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:44,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:44,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:44,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:44,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:44,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:44,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:44,876 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:44,929 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:44,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:44,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:44,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:44,941 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:44,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:44,943 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:44,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:44,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:44,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:44,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:44,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:44,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:44,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:44,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:44,951 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:44,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:44,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:44,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:44,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:44,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:44,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:44,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:44,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:44,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:44,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:44,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:44,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:44,958 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 -> 4ec952b10c3de61bd7b615381e5df5ccec265e8b [2019-11-25 22:38:45,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:45,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:45,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:45,660 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:45,662 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:45,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-25 22:38:45,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c43b30de/88a253c7d84f4fbc92a024851a89aa09/FLAG3cfa8fa83 [2019-11-25 22:38:47,534 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:47,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-25 22:38:47,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c43b30de/88a253c7d84f4fbc92a024851a89aa09/FLAG3cfa8fa83 [2019-11-25 22:38:47,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c43b30de/88a253c7d84f4fbc92a024851a89aa09 [2019-11-25 22:38:47,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:47,681 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:47,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:47,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:47,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:47,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:47" (1/1) ... [2019-11-25 22:38:47,706 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 25.11 10:38:47, skipping insertion in model container [2019-11-25 22:38:47,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:47" (1/1) ... [2019-11-25 22:38:47,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:48,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:50,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:50,785 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:52,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:52,213 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:52,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52 WrapperNode [2019-11-25 22:38:52,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:52,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:52,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:52,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:52,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:52,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:53,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:53,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:53,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:53,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:54,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:54,411 INFO L168 Benchmark]: Toolchain (without parser) took 6723.70 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 907.6 MB in the end (delta: 42.6 MB). Peak memory consumption was 317.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:54,412 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:38:54,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4533.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:54,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 919.00 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:54,422 INFO L168 Benchmark]: Boogie Preprocessor took 1263.89 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 907.6 MB in the end (delta: -155.5 MB). Peak memory consumption was 119.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:54,433 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4533.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 919.00 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1263.89 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 907.6 MB in the end (delta: -155.5 MB). Peak memory consumption was 119.1 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 0.1.24-65d6cd2 [2019-11-25 22:38:58,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:58,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:58,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:58,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:58,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:58,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:58,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:58,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:58,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:58,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:58,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:58,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:58,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:58,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:58,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:58,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:58,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:58,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:58,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:58,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:58,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:58,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:58,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:58,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:58,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:58,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:58,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:58,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:58,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:58,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:58,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:58,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:58,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:58,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:58,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:58,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:58,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:58,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:58,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:58,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:58,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:58,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:58,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:58,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:58,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:58,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:58,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:58,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:58,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:58,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:58,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:58,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:58,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:58,537 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:58,538 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:58,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:58,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:58,539 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:58,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:58,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:58,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:58,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:58,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:58,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:58,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:58,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:58,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:58,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:58,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:58,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:58,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:58,549 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 -> 4ec952b10c3de61bd7b615381e5df5ccec265e8b [2019-11-25 22:38:59,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:59,120 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:59,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:59,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:59,134 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:59,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-25 22:38:59,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58cd703ea/6c293db0b8684632adac27a4fcf0e1e3/FLAGb495a5525 [2019-11-25 22:39:00,979 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:00,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-25 22:39:01,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58cd703ea/6c293db0b8684632adac27a4fcf0e1e3/FLAGb495a5525 [2019-11-25 22:39:01,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58cd703ea/6c293db0b8684632adac27a4fcf0e1e3 [2019-11-25 22:39:01,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:01,503 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:01,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:01,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:01,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:01,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:01" (1/1) ... [2019-11-25 22:39:01,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:01, skipping insertion in model container [2019-11-25 22:39:01,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:01" (1/1) ... [2019-11-25 22:39:01,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:01,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:05,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:05,435 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:07,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:07,268 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:07,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07 WrapperNode [2019-11-25 22:39:07,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:07,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:07,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:07,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:07,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:07,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:07,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:07,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:07,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:07,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:07,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:07,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:07,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:07,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:08,674 INFO L168 Benchmark]: Toolchain (without parser) took 7165.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 945.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 285.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,675 INFO L168 Benchmark]: CDTParser took 0.92 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. [2019-11-25 22:39:08,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5765.91 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 774.3 MB in the end (delta: 175.9 MB). Peak memory consumption was 176.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,681 INFO L168 Benchmark]: Boogie Procedure Inliner took 571.10 ms. Allocated memory is still 1.0 GB. Free memory was 774.3 MB in the beginning and 734.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,685 INFO L168 Benchmark]: Boogie Preprocessor took 820.30 ms. Allocated memory is still 1.0 GB. Free memory was 734.2 MB in the beginning and 945.5 MB in the end (delta: -211.3 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,694 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 5765.91 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 774.3 MB in the end (delta: 175.9 MB). Peak memory consumption was 176.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 571.10 ms. Allocated memory is still 1.0 GB. Free memory was 774.3 MB in the beginning and 734.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 820.30 ms. Allocated memory is still 1.0 GB. Free memory was 734.2 MB in the beginning and 945.5 MB in the end (delta: -211.3 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...