./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label25.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/Problem18_label25.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 516e358132b304659bd87047b23cf2755a76abd8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label25.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 516e358132b304659bd87047b23cf2755a76abd8 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:57:06,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:06,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:06,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:06,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:06,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:06,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:06,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:06,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:06,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:06,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:06,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:06,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:06,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:06,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:06,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:06,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:06,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:06,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:06,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:06,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:06,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:06,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:06,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:06,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:06,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:06,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:06,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:06,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:06,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:06,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:06,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:06,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:06,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:06,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:06,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:06,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:06,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:06,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:06,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:06,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:06,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:06,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:06,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:06,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:06,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:06,616 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:06,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:06,617 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:06,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:06,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:06,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:06,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:06,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:06,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:06,622 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:06,622 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:06,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:06,622 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:06,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:06,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:06,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:06,623 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:06,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:06,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:06,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:06,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:06,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:06,626 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:06,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:06,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:06,627 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 -> 516e358132b304659bd87047b23cf2755a76abd8 [2019-11-24 20:57:07,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:07,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:07,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:07,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:07,051 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:07,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-24 20:57:07,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b296adc88/48b37e886feb4fae8f9c86539ad183fa/FLAG8a35fb95e [2019-11-24 20:57:08,218 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:08,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-24 20:57:08,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b296adc88/48b37e886feb4fae8f9c86539ad183fa/FLAG8a35fb95e [2019-11-24 20:57:08,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b296adc88/48b37e886feb4fae8f9c86539ad183fa [2019-11-24 20:57:08,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:08,697 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:08,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:08,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:08,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:08,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:08,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e6cee0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08, skipping insertion in model container [2019-11-24 20:57:08,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:08,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:08,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:10,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:10,527 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:11,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:11,282 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:11,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11 WrapperNode [2019-11-24 20:57:11,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:11,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:11,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:11,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:11,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11" (1/1) ... [2019-11-24 20:57:11,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11" (1/1) ... [2019-11-24 20:57:11,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:11,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:11,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:11,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:11,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11" (1/1) ... [2019-11-24 20:57:11,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11" (1/1) ... [2019-11-24 20:57:11,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11" (1/1) ... [2019-11-24 20:57:11,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11" (1/1) ... [2019-11-24 20:57:11,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11" (1/1) ... [2019-11-24 20:57:11,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11" (1/1) ... [2019-11-24 20:57:11,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:11" (1/1) ... [2019-11-24 20:57:12,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:12,018 INFO L168 Benchmark]: Toolchain (without parser) took 3315.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 797.6 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:12,021 INFO L168 Benchmark]: CDTParser took 0.62 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 20:57:12,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2586.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 866.6 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:12,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 377.28 ms. Allocated memory is still 1.0 GB. Free memory was 866.6 MB in the beginning and 826.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:12,028 INFO L168 Benchmark]: Boogie Preprocessor took 344.71 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 797.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:12,037 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 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 2586.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 866.6 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 377.28 ms. Allocated memory is still 1.0 GB. Free memory was 866.6 MB in the beginning and 826.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 344.71 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 797.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 20:57:14,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:14,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:14,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:14,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:14,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:14,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:14,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:14,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:14,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:14,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:14,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:14,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:14,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:14,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:14,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:14,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:14,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:14,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:14,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:14,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:14,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:14,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:14,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:14,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:14,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:14,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:14,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:14,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:14,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:14,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:14,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:14,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:14,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:14,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:14,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:14,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:14,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:14,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:14,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:14,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:14,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:15,010 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:15,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:15,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:15,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:15,017 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:15,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:15,018 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:15,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:15,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:15,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:15,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:15,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:15,020 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:15,020 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:15,020 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:15,020 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:15,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:15,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:15,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:15,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:15,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:15,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:15,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:15,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:15,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:15,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:15,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:15,026 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:15,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:15,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:15,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:15,027 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 -> 516e358132b304659bd87047b23cf2755a76abd8 [2019-11-24 20:57:15,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:15,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:15,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:15,527 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:15,530 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:15,531 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-24 20:57:15,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5561af71/80018f1fe6e240d5952ab3be5f97b4c0/FLAGc092bae6c [2019-11-24 20:57:16,705 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:16,706 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-24 20:57:16,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5561af71/80018f1fe6e240d5952ab3be5f97b4c0/FLAGc092bae6c [2019-11-24 20:57:17,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5561af71/80018f1fe6e240d5952ab3be5f97b4c0 [2019-11-24 20:57:17,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:17,166 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:17,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:17,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:17,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:17,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:17,185 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 24.11 08:57:17, skipping insertion in model container [2019-11-24 20:57:17,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:17,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:17,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:19,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:19,156 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:20,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:20,066 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:20,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20 WrapperNode [2019-11-24 20:57:20,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:20,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:20,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:20,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:20,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:20,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:20,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:20,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:20,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:20,662 INFO L168 Benchmark]: Toolchain (without parser) took 3491.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.1 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:20,663 INFO L168 Benchmark]: CDTParser took 2.47 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 20:57:20,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2898.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 844.9 MB in the end (delta: 105.3 MB). Peak memory consumption was 105.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:20,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.16 ms. Allocated memory is still 1.0 GB. Free memory was 844.9 MB in the beginning and 816.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:20,670 INFO L168 Benchmark]: Boogie Preprocessor took 300.54 ms. Allocated memory is still 1.0 GB. Free memory was 816.3 MB in the beginning and 799.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:20,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 2898.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 844.9 MB in the end (delta: 105.3 MB). Peak memory consumption was 105.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.16 ms. Allocated memory is still 1.0 GB. Free memory was 844.9 MB in the beginning and 816.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 300.54 ms. Allocated memory is still 1.0 GB. Free memory was 816.3 MB in the beginning and 799.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...