./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label56.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 0ee778e7878bd361e43766b511689dc208365045 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label56.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 0ee778e7878bd361e43766b511689dc208365045 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:44,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:44,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:44,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:44,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:44,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:44,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:44,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:44,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:44,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:44,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:44,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:44,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:44,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:44,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:44,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:44,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:44,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:44,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:44,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:44,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:44,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:44,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:44,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:44,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:44,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:44,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:44,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:44,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:44,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:44,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:44,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:44,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:44,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:44,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:44,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:44,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:44,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:44,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:44,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:44,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:44,804 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:44,831 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:44,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:44,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:44,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:44,836 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:44,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:44,838 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:44,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:44,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:44,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:44,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:44,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:44,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:44,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:44,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:44,842 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:44,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:44,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:44,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:44,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:44,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:44,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:44,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:44,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:44,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:44,846 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:44,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:44,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:44,848 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 -> 0ee778e7878bd361e43766b511689dc208365045 [2019-11-26 16:50:45,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:45,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:45,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:45,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:45,325 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:45,326 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label56.c [2019-11-26 16:50:45,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2f9f2ae/929ca09828ac4feaa44ceffc221f975e/FLAG83c842144 [2019-11-26 16:50:46,426 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:46,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label56.c [2019-11-26 16:50:46,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2f9f2ae/929ca09828ac4feaa44ceffc221f975e/FLAG83c842144 [2019-11-26 16:50:46,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2f9f2ae/929ca09828ac4feaa44ceffc221f975e [2019-11-26 16:50:46,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:46,968 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:46,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:46,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:46,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:46,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:46" (1/1) ... [2019-11-26 16:50:46,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:46, skipping insertion in model container [2019-11-26 16:50:46,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:46" (1/1) ... [2019-11-26 16:50:46,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:47,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:48,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:48,590 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:49,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:49,171 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:49,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49 WrapperNode [2019-11-26 16:50:49,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:49,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:49,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:49,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:49,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:49,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:49,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:49,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:49,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:50,195 INFO L168 Benchmark]: Toolchain (without parser) took 3223.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 775.1 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,195 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:50,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2205.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 872.5 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 545.33 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.4 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,203 INFO L168 Benchmark]: Boogie Preprocessor took 469.13 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 775.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,212 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2205.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 872.5 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 545.33 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.4 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 469.13 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 775.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:52,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:52,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:52,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:52,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:52,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:52,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:52,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:52,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:52,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:52,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:52,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:52,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:52,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:52,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:52,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:52,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:52,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:52,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:52,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:52,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:53,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:53,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:53,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:53,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:53,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:53,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:53,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:53,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:53,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:53,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:53,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:53,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:53,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:53,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:53,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:53,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:53,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:53,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:53,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:53,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:53,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:53,066 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:53,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:53,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:53,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:53,074 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:53,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:53,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:53,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:53,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:53,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:53,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:53,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:53,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:53,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:53,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:53,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:53,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:53,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:53,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:53,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:53,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:53,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:53,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:53,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:53,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:53,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:53,082 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:53,082 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:53,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:53,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:53,084 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 -> 0ee778e7878bd361e43766b511689dc208365045 [2019-11-26 16:50:53,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:53,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:53,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:53,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:53,581 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:53,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label56.c [2019-11-26 16:50:53,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/944b4017a/b8771b9a4a6a49c89c4a22454501c470/FLAG63605326a [2019-11-26 16:50:54,702 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:54,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label56.c [2019-11-26 16:50:54,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/944b4017a/b8771b9a4a6a49c89c4a22454501c470/FLAG63605326a [2019-11-26 16:50:55,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/944b4017a/b8771b9a4a6a49c89c4a22454501c470 [2019-11-26 16:50:55,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:55,238 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:55,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:55,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:55,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:55,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:55" (1/1) ... [2019-11-26 16:50:55,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:55, skipping insertion in model container [2019-11-26 16:50:55,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:55" (1/1) ... [2019-11-26 16:50:55,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:55,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:57,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:57,034 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:57,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:57,824 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:57,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57 WrapperNode [2019-11-26 16:50:57,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:57,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:57,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:57,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:57,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:57,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:58,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:58,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:58,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:58,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:58,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:58,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:58,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:58,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:58,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:58,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:58,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:58,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:58,381 INFO L168 Benchmark]: Toolchain (without parser) took 3139.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 780.7 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:58,382 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:58,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2584.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.8 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:58,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.35 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 797.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:58,388 INFO L168 Benchmark]: Boogie Preprocessor took 271.41 ms. Allocated memory is still 1.0 GB. Free memory was 797.9 MB in the beginning and 780.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:58,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 2584.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.8 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.35 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 797.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 271.41 ms. Allocated memory is still 1.0 GB. Free memory was 797.9 MB in the beginning and 780.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...