./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label53.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 8b532ee62bc479a35608f8bac3e4baeae7f25696 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label53.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 8b532ee62bc479a35608f8bac3e4baeae7f25696 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:42:49,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:49,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:49,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:49,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:49,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:49,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:49,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:49,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:49,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:49,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:49,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:49,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:49,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:49,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:49,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:49,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:49,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:49,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:49,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:49,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:49,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:49,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:49,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:49,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:49,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:49,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:49,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:49,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:49,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:49,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:49,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:49,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:49,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:49,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:49,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:49,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:49,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:49,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:49,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:49,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:49,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:42:49,703 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:49,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:49,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:49,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:49,711 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:49,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:49,712 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:49,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:42:49,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:49,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:49,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:49,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:49,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:49,719 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:49,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:49,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:49,720 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:49,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:49,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:49,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:49,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:49,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:49,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:49,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:49,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:49,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:49,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:42:49,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:42:49,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:49,729 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 -> 8b532ee62bc479a35608f8bac3e4baeae7f25696 [2019-11-24 20:42:50,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:50,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:50,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:50,322 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:50,323 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:50,326 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label53.c [2019-11-24 20:42:50,487 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a93b6ceb/d68be00b0bbc4da5bb315e9ae5c0a91b/FLAG4d245d5cb [2019-11-24 20:42:52,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:52,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label53.c [2019-11-24 20:42:52,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a93b6ceb/d68be00b0bbc4da5bb315e9ae5c0a91b/FLAG4d245d5cb [2019-11-24 20:42:52,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a93b6ceb/d68be00b0bbc4da5bb315e9ae5c0a91b [2019-11-24 20:42:52,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:52,745 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:52,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:52,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:52,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:52,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:52" (1/1) ... [2019-11-24 20:42:52,772 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 24.11 08:42:52, skipping insertion in model container [2019-11-24 20:42:52,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:52" (1/1) ... [2019-11-24 20:42:52,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:53,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:58,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:58,301 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:01,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:01,875 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:01,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01 WrapperNode [2019-11-24 20:43:01,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:01,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:01,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:01,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:01,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:02,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:02,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:02,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:02,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:02,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:03,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:03,871 INFO L168 Benchmark]: Toolchain (without parser) took 11120.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 747.7 MB in the end (delta: 185.3 MB). Peak memory consumption was 185.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:03,874 INFO L168 Benchmark]: CDTParser took 1.08 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:43:03,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9131.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 876.3 MB in the end (delta: 56.6 MB). Peak memory consumption was 273.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:03,878 INFO L168 Benchmark]: Boogie Procedure Inliner took 1107.95 ms. Allocated memory is still 1.0 GB. Free memory was 876.3 MB in the beginning and 803.4 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:03,882 INFO L168 Benchmark]: Boogie Preprocessor took 872.83 ms. Allocated memory is still 1.0 GB. Free memory was 803.4 MB in the beginning and 747.7 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:03,893 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 9131.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 876.3 MB in the end (delta: 56.6 MB). Peak memory consumption was 273.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1107.95 ms. Allocated memory is still 1.0 GB. Free memory was 876.3 MB in the beginning and 803.4 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 872.83 ms. Allocated memory is still 1.0 GB. Free memory was 803.4 MB in the beginning and 747.7 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:07,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:07,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:07,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:07,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:07,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:07,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:07,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:07,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:07,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:07,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:07,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:07,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:07,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:07,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:07,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:07,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:07,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:07,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:07,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:07,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:07,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:07,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:07,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:07,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:07,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:07,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:07,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:07,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:07,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:07,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:07,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:07,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:07,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:07,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:07,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:07,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:07,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:07,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:07,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:07,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:07,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:43:07,959 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:07,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:07,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:07,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:07,968 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:07,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:07,974 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:07,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:07,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:07,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:07,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:07,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:07,976 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:07,977 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:43:07,977 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:43:07,979 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:07,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:07,980 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:07,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:07,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:07,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:07,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:07,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:07,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:07,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:07,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:07,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:07,987 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:43:07,987 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:43:07,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:07,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:43:07,989 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 -> 8b532ee62bc479a35608f8bac3e4baeae7f25696 [2019-11-24 20:43:08,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:08,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:08,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:08,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:08,593 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:08,595 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label53.c [2019-11-24 20:43:08,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c50b3450/7e01f054b4ee4d13a7633572aa409f94/FLAG547dae06e [2019-11-24 20:43:10,846 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:10,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label53.c [2019-11-24 20:43:10,973 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c50b3450/7e01f054b4ee4d13a7633572aa409f94/FLAG547dae06e [2019-11-24 20:43:11,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c50b3450/7e01f054b4ee4d13a7633572aa409f94 [2019-11-24 20:43:11,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:11,090 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:11,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:11,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:11,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:11,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:11" (1/1) ... [2019-11-24 20:43:11,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9cbd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:11, skipping insertion in model container [2019-11-24 20:43:11,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:11" (1/1) ... [2019-11-24 20:43:11,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:11,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:17,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:17,264 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:20,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:20,227 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:20,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20 WrapperNode [2019-11-24 20:43:20,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:20,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:20,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:20,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:20,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:20,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:21,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:21,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:21,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:21,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:22,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:22,082 INFO L168 Benchmark]: Toolchain (without parser) took 10987.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 716.5 MB in the end (delta: 216.4 MB). Peak memory consumption was 216.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:22,086 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:43:22,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9136.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 856.5 MB in the end (delta: 76.5 MB). Peak memory consumption was 268.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:22,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 822.11 ms. Allocated memory is still 1.0 GB. Free memory was 856.5 MB in the beginning and 780.6 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:22,090 INFO L168 Benchmark]: Boogie Preprocessor took 1019.83 ms. Allocated memory is still 1.0 GB. Free memory was 780.6 MB in the beginning and 716.5 MB in the end (delta: 64.1 MB). Peak memory consumption was 64.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:22,098 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 9136.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 856.5 MB in the end (delta: 76.5 MB). Peak memory consumption was 268.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 822.11 ms. Allocated memory is still 1.0 GB. Free memory was 856.5 MB in the beginning and 780.6 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1019.83 ms. Allocated memory is still 1.0 GB. Free memory was 780.6 MB in the beginning and 716.5 MB in the end (delta: 64.1 MB). Peak memory consumption was 64.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...