./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label23.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 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label23.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 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:25,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:25,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:25,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:25,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:25,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:25,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:25,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:25,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:25,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:25,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:25,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:25,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:25,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:25,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:25,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:25,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:25,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:25,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:25,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:25,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:25,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:25,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:25,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:25,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:25,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:25,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:25,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:25,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:25,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:25,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:25,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:25,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:25,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:25,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:25,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:25,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:25,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:25,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:25,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:25,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:25,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:25,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:25,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:25,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:25,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:25,462 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:25,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:25,463 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:25,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:25,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:25,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:25,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:25,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:25,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:25,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:25,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:25,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:25,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:25,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:25,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:25,473 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:25,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:25,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:25,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:25,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:25,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:25,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:25,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:25,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:25,477 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 -> 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a [2019-11-25 22:27:26,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:26,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:26,196 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:26,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:26,206 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:26,207 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-25 22:27:26,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cac1b235/329ed24f37d64c28b1a6ee216ce517c7/FLAG4f05ffa8b [2019-11-25 22:27:28,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:28,346 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-25 22:27:28,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cac1b235/329ed24f37d64c28b1a6ee216ce517c7/FLAG4f05ffa8b [2019-11-25 22:27:28,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cac1b235/329ed24f37d64c28b1a6ee216ce517c7 [2019-11-25 22:27:28,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:28,462 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:28,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:28,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:28,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:28,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:28" (1/1) ... [2019-11-25 22:27:28,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:28, skipping insertion in model container [2019-11-25 22:27:28,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:28" (1/1) ... [2019-11-25 22:27:28,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:28,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:32,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:32,121 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:33,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:33,732 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:33,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33 WrapperNode [2019-11-25 22:27:33,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:33,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:33,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:33,740 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:33,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33" (1/1) ... [2019-11-25 22:27:33,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33" (1/1) ... [2019-11-25 22:27:34,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:34,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:34,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:34,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:34,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33" (1/1) ... [2019-11-25 22:27:34,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33" (1/1) ... [2019-11-25 22:27:34,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33" (1/1) ... [2019-11-25 22:27:34,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33" (1/1) ... [2019-11-25 22:27:34,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33" (1/1) ... [2019-11-25 22:27:34,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33" (1/1) ... [2019-11-25 22:27:34,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:33" (1/1) ... [2019-11-25 22:27:34,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:34,748 INFO L168 Benchmark]: Toolchain (without parser) took 6281.14 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 750.2 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:34,749 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:27:34,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5273.89 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:34,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 492.75 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:34,759 INFO L168 Benchmark]: Boogie Preprocessor took 508.09 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:34,770 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5273.89 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 492.75 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 508.09 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 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 0.1.24-65d6cd2 [2019-11-25 22:27:38,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:38,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:38,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:38,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:38,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:38,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:38,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:38,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:38,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:38,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:38,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:38,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:38,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:38,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:38,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:38,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:38,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:38,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:38,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:38,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:38,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:38,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:38,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:38,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:38,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:38,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:38,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:38,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:38,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:38,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:38,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:38,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:38,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:38,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:38,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:38,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:38,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:38,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:38,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:38,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:38,839 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:38,880 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:38,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:38,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:38,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:38,888 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:38,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:38,891 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:38,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:38,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:38,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:38,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:38,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:38,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:38,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:38,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:38,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:38,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:38,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:38,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:38,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:38,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:38,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:38,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:38,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:38,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:38,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:38,903 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:38,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:38,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:38,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:38,905 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 -> 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a [2019-11-25 22:27:39,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:39,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:39,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:39,483 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:39,486 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:39,488 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-25 22:27:39,645 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a656535c/a2266288cf08440284de39b6af397469/FLAG62b29e074 [2019-11-25 22:27:41,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:41,428 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-25 22:27:41,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a656535c/a2266288cf08440284de39b6af397469/FLAG62b29e074 [2019-11-25 22:27:41,891 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a656535c/a2266288cf08440284de39b6af397469 [2019-11-25 22:27:41,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:41,905 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:41,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:41,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:41,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:41,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:41" (1/1) ... [2019-11-25 22:27:41,930 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 25.11 10:27:41, skipping insertion in model container [2019-11-25 22:27:41,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:41" (1/1) ... [2019-11-25 22:27:41,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:42,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:45,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:45,385 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:46,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:46,996 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:46,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46 WrapperNode [2019-11-25 22:27:46,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:47,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:47,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:47,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:47,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46" (1/1) ... [2019-11-25 22:27:47,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46" (1/1) ... [2019-11-25 22:27:47,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:47,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:47,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:47,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:47,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46" (1/1) ... [2019-11-25 22:27:47,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46" (1/1) ... [2019-11-25 22:27:47,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46" (1/1) ... [2019-11-25 22:27:47,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46" (1/1) ... [2019-11-25 22:27:47,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46" (1/1) ... [2019-11-25 22:27:47,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46" (1/1) ... [2019-11-25 22:27:47,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:46" (1/1) ... [2019-11-25 22:27:48,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:48,098 INFO L168 Benchmark]: Toolchain (without parser) took 6191.82 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 732.2 MB in the end (delta: 210.9 MB). Peak memory consumption was 210.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:48,100 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:27:48,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5087.66 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 802.4 MB in the end (delta: 140.7 MB). Peak memory consumption was 140.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:48,105 INFO L168 Benchmark]: Boogie Procedure Inliner took 507.71 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 768.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:48,110 INFO L168 Benchmark]: Boogie Preprocessor took 581.00 ms. Allocated memory is still 1.0 GB. Free memory was 768.0 MB in the beginning and 732.2 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:48,120 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5087.66 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 802.4 MB in the end (delta: 140.7 MB). Peak memory consumption was 140.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 507.71 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 768.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 581.00 ms. Allocated memory is still 1.0 GB. Free memory was 768.0 MB in the beginning and 732.2 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...