./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label57.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 15c3ea08e2d5b39ebe065f6e7645345d3e3b2471 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label57.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 15c3ea08e2d5b39ebe065f6e7645345d3e3b2471 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:02,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:02,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:02,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:02,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:02,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:02,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:02,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:02,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:02,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:02,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:02,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:02,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:02,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:02,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:02,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:02,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:02,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:02,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:02,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:02,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:02,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:02,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:02,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:02,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:02,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:02,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:02,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:02,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:02,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:02,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:02,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:02,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:02,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:02,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:02,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:02,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:02,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:02,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:02,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:02,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:02,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:02,765 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:02,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:02,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:02,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:02,773 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:02,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:02,774 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:02,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:02,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:02,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:02,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:02,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:02,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:02,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:02,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:02,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:02,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:02,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:02,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:02,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:02,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:02,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:02,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:02,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:02,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:02,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:02,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:02,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:02,789 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 -> 15c3ea08e2d5b39ebe065f6e7645345d3e3b2471 [2019-11-27 09:23:03,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:03,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:03,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:03,384 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:03,387 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:03,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2019-11-27 09:23:03,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43dc5a36b/6d3653dff78d4f5582d3989708e7f667/FLAG36a1844b7 [2019-11-27 09:23:05,253 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:05,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2019-11-27 09:23:05,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43dc5a36b/6d3653dff78d4f5582d3989708e7f667/FLAG36a1844b7 [2019-11-27 09:23:05,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43dc5a36b/6d3653dff78d4f5582d3989708e7f667 [2019-11-27 09:23:05,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:05,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:05,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:05,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:05,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:05,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05, skipping insertion in model container [2019-11-27 09:23:05,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:06,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:09,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:09,237 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:10,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:10,697 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:10,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10 WrapperNode [2019-11-27 09:23:10,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:10,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:10,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:10,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:10,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:10,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:11,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:11,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:11,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:11,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:11,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:11,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:11,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:11,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:11,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:11,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:11,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:11,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:11,919 INFO L168 Benchmark]: Toolchain (without parser) took 6101.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 768.9 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:11,920 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:11,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4885.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 839.1 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:11,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 570.59 ms. Allocated memory is still 1.0 GB. Free memory was 839.1 MB in the beginning and 799.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:11,931 INFO L168 Benchmark]: Boogie Preprocessor took 632.97 ms. Allocated memory is still 1.0 GB. Free memory was 799.0 MB in the beginning and 768.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:11,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4885.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 839.1 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 570.59 ms. Allocated memory is still 1.0 GB. Free memory was 839.1 MB in the beginning and 799.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 632.97 ms. Allocated memory is still 1.0 GB. Free memory was 799.0 MB in the beginning and 768.9 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-da95e15 [2019-11-27 09:23:15,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:15,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:15,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:15,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:15,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:15,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:15,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:15,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:15,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:16,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:16,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:16,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:16,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:16,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:16,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:16,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:16,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:16,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:16,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:16,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:16,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:16,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:16,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:16,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:16,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:16,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:16,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:16,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:16,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:16,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:16,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:16,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:16,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:16,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:16,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:16,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:16,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:16,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:16,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:16,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:16,102 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:16,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:16,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:16,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:16,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:16,147 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:16,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:16,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:16,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:16,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:16,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:16,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:16,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:16,153 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:16,155 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:16,156 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:16,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:16,156 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:16,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:16,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:16,157 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:16,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:16,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:16,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:16,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:16,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:16,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:16,162 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:16,162 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:16,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:16,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:16,166 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 -> 15c3ea08e2d5b39ebe065f6e7645345d3e3b2471 [2019-11-27 09:23:16,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:16,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:16,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:16,864 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:16,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:16,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2019-11-27 09:23:17,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0840d6b51/7b6dc23613f74659b732ededcb7ca3af/FLAG5181275b2 [2019-11-27 09:23:18,713 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:18,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2019-11-27 09:23:18,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0840d6b51/7b6dc23613f74659b732ededcb7ca3af/FLAG5181275b2 [2019-11-27 09:23:18,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0840d6b51/7b6dc23613f74659b732ededcb7ca3af [2019-11-27 09:23:18,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:18,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:18,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:18,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:18,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:18,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:18,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18, skipping insertion in model container [2019-11-27 09:23:18,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:18,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:19,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:22,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:22,432 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:23,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:23,998 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:24,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24 WrapperNode [2019-11-27 09:23:24,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:24,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:24,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:24,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:24,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:24,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:24,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:24,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:24,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:24,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:24,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:24,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:24,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:24,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:24,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:24,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:25,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:25,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:25,092 INFO L168 Benchmark]: Toolchain (without parser) took 6250.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 732.8 MB in the end (delta: 211.7 MB). Peak memory consumption was 211.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:25,093 INFO L168 Benchmark]: CDTParser took 3.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:25,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5159.69 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:25,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 516.42 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:25,102 INFO L168 Benchmark]: Boogie Preprocessor took 562.13 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 732.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:25,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.26 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 5159.69 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 516.42 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 562.13 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 732.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...