./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label13.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/Problem18_label13.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 bed272fd266d82749babb352cd38154f00f04d12 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label13.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 bed272fd266d82749babb352cd38154f00f04d12 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:51:01,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:01,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:01,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:01,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:01,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:01,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:01,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:01,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:01,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:01,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:01,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:01,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:01,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:01,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:01,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:01,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:01,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:01,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:01,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:01,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:01,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:01,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:01,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:01,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:01,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:01,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:01,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:01,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:01,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:01,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:01,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:01,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:01,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:01,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:01,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:01,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:01,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:01,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:01,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:01,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:01,612 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:01,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:01,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:01,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:01,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:01,657 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:01,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:01,658 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:01,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:01,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:01,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:01,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:01,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:01,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:01,663 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:01,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:01,666 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:01,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:01,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:01,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:01,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:01,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:01,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:01,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:01,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:01,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:01,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:01,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:01,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:01,672 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 -> bed272fd266d82749babb352cd38154f00f04d12 [2019-11-26 16:51:02,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:02,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:02,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:02,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:02,285 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:02,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label13.c [2019-11-26 16:51:02,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ed61c3a1/34ac0832f7b84f27b4b4e16fed3becae/FLAG4bf51a262 [2019-11-26 16:51:04,031 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:04,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label13.c [2019-11-26 16:51:04,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ed61c3a1/34ac0832f7b84f27b4b4e16fed3becae/FLAG4bf51a262 [2019-11-26 16:51:04,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ed61c3a1/34ac0832f7b84f27b4b4e16fed3becae [2019-11-26 16:51:04,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:04,150 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:04,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:04,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:04,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:04,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04, skipping insertion in model container [2019-11-26 16:51:04,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:04,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:06,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:06,917 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:08,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:08,127 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:08,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08 WrapperNode [2019-11-26 16:51:08,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:08,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:08,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:08,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:08,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:08,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:08,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:08,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:08,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:09,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:09,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:09,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:09,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:09,345 INFO L168 Benchmark]: Toolchain (without parser) took 5189.58 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 798.7 MB in the end (delta: 151.6 MB). Peak memory consumption was 151.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:09,349 INFO L168 Benchmark]: CDTParser took 1.42 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. [2019-11-26 16:51:09,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3978.81 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 868.0 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:09,353 INFO L168 Benchmark]: Boogie Procedure Inliner took 592.89 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:09,357 INFO L168 Benchmark]: Boogie Preprocessor took 609.14 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 798.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:09,367 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 3978.81 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 868.0 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 592.89 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 609.14 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 798.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 16:51:13,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:13,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:13,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:13,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:13,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:13,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:13,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:13,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:13,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:13,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:13,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:13,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:13,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:13,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:13,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:13,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:13,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:13,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:13,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:13,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:13,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:13,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:13,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:13,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:13,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:13,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:13,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:13,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:13,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:13,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:13,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:13,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:13,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:13,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:13,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:13,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:13,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:13,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:13,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:13,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:13,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:13,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:13,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:13,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:13,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:13,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:13,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:13,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:13,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:13,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:13,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:13,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:13,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:13,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:13,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:13,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:13,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:13,349 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:13,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:13,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:13,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:13,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:13,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:13,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:13,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:13,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:13,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:13,354 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:13,355 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:13,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:13,355 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:13,357 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 -> bed272fd266d82749babb352cd38154f00f04d12 [2019-11-26 16:51:13,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:13,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:14,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:14,011 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:14,011 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:14,015 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label13.c [2019-11-26 16:51:14,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b2684654/6d252cdecef54a7fa06c5e1a6b89d9da/FLAG7789d7e01 [2019-11-26 16:51:15,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:15,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label13.c [2019-11-26 16:51:15,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b2684654/6d252cdecef54a7fa06c5e1a6b89d9da/FLAG7789d7e01 [2019-11-26 16:51:15,827 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b2684654/6d252cdecef54a7fa06c5e1a6b89d9da [2019-11-26 16:51:15,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:15,842 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:15,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:15,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:15,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:15,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50affd84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15, skipping insertion in model container [2019-11-26 16:51:15,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:16,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:18,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:18,764 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:19,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:20,029 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:20,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20 WrapperNode [2019-11-26 16:51:20,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:20,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:20,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:20,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:20,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:20,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:20,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:20,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:20,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:20,940 INFO L168 Benchmark]: Toolchain (without parser) took 5094.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 798.4 MB in the end (delta: 156.2 MB). Peak memory consumption was 156.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:20,942 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-26 16:51:20,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4186.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 844.8 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:20,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 444.35 ms. Allocated memory is still 1.0 GB. Free memory was 844.8 MB in the beginning and 821.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:20,952 INFO L168 Benchmark]: Boogie Preprocessor took 454.07 ms. Allocated memory is still 1.0 GB. Free memory was 821.6 MB in the beginning and 798.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:20,962 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4186.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 844.8 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 444.35 ms. Allocated memory is still 1.0 GB. Free memory was 844.8 MB in the beginning and 821.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 454.07 ms. Allocated memory is still 1.0 GB. Free memory was 821.6 MB in the beginning and 798.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...