./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label18.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 3c323fdfb204fbdadc139e8536d283555c10b5b1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label18.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 3c323fdfb204fbdadc139e8536d283555c10b5b1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:20,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:20,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:20,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:20,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:20,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:20,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:20,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:20,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:20,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:20,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:20,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:20,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:20,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:20,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:20,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:20,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:20,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:20,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:20,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:20,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:20,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:20,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:20,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:20,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:20,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:20,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:20,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:20,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:20,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:20,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:20,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:20,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:20,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:20,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:20,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:20,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:20,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:20,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:20,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:20,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:20,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:20,711 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:20,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:20,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:20,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:20,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:20,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:20,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:20,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:20,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:20,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:20,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:20,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:20,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:20,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:20,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:20,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:20,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:20,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:20,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:20,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:20,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:20,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:20,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:20,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:20,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:20,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:20,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:20,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:20,737 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 -> 3c323fdfb204fbdadc139e8536d283555c10b5b1 [2019-11-26 16:35:21,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:21,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:21,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:21,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:21,367 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:21,371 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-26 16:35:21,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c17e27d31/38f759ced4cd4639aaaccf76964255f3/FLAG07589cd42 [2019-11-26 16:35:23,346 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:23,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-26 16:35:23,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c17e27d31/38f759ced4cd4639aaaccf76964255f3/FLAG07589cd42 [2019-11-26 16:35:23,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c17e27d31/38f759ced4cd4639aaaccf76964255f3 [2019-11-26 16:35:23,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:23,465 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:23,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:23,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:23,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:23,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:23" (1/1) ... [2019-11-26 16:35:23,486 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 26.11 04:35:23, skipping insertion in model container [2019-11-26 16:35:23,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:23" (1/1) ... [2019-11-26 16:35:23,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:23,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:27,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:27,457 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:29,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:29,090 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:29,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29 WrapperNode [2019-11-26 16:35:29,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:29,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:29,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:29,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:29,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:29,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:29,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:29,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:29,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:29,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:29,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:29,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:29,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:29,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:30,229 INFO L168 Benchmark]: Toolchain (without parser) took 6761.13 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 750.1 MB in the end (delta: 194.4 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:30,230 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. [2019-11-26 16:35:30,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5631.77 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:30,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 570.71 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 778.9 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:30,237 INFO L168 Benchmark]: Boogie Preprocessor took 552.92 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 750.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:30,247 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 5631.77 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 570.71 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 778.9 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 552.92 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 750.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 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 0.1.24-025d5a2 [2019-11-26 16:35:34,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:34,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:34,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:34,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:34,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:34,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:34,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:34,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:34,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:34,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:34,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:34,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:34,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:34,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:34,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:34,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:34,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:34,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:34,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:34,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:34,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:34,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:34,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:34,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:34,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:34,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:34,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:34,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:34,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:34,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:34,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:34,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:34,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:34,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:34,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:34,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:34,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:34,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:34,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:34,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:34,481 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:34,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:34,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:34,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:34,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:34,548 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:34,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:34,548 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:34,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:34,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:34,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:34,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:34,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:34,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:34,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:34,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:34,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:34,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:34,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:34,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:34,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:34,562 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:34,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:34,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:34,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:34,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:34,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:34,564 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:34,564 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:34,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:34,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:34,569 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 -> 3c323fdfb204fbdadc139e8536d283555c10b5b1 [2019-11-26 16:35:35,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:35,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:35,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:35,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:35,242 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:35,244 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-26 16:35:35,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b0c630c0/6bddb30168ef4c3cb5cc74c7f4465acf/FLAG22d06a1a7 [2019-11-26 16:35:37,030 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:37,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-26 16:35:37,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b0c630c0/6bddb30168ef4c3cb5cc74c7f4465acf/FLAG22d06a1a7 [2019-11-26 16:35:37,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b0c630c0/6bddb30168ef4c3cb5cc74c7f4465acf [2019-11-26 16:35:37,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:37,186 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:37,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:37,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:37,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:37,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:37,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37, skipping insertion in model container [2019-11-26 16:35:37,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:37,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:37,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:41,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:41,576 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:43,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:43,337 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:43,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43 WrapperNode [2019-11-26 16:35:43,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:43,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:43,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:43,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:43,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43" (1/1) ... [2019-11-26 16:35:43,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43" (1/1) ... [2019-11-26 16:35:43,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:43,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:43,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:43,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:43,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43" (1/1) ... [2019-11-26 16:35:43,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43" (1/1) ... [2019-11-26 16:35:43,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43" (1/1) ... [2019-11-26 16:35:43,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43" (1/1) ... [2019-11-26 16:35:44,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43" (1/1) ... [2019-11-26 16:35:44,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43" (1/1) ... [2019-11-26 16:35:44,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:43" (1/1) ... [2019-11-26 16:35:44,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:44,469 INFO L168 Benchmark]: Toolchain (without parser) took 7279.11 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 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:44,470 INFO L168 Benchmark]: CDTParser took 2.75 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:44,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6152.65 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 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:44,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 574.05 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 761.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:44,482 INFO L168 Benchmark]: Boogie Preprocessor took 541.66 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:44,492 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 6152.65 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 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 574.05 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 761.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 541.66 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...