./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label30.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 0962c83b24e0dc8971d457d895a012a6a08ed897 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label30.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 0962c83b24e0dc8971d457d895a012a6a08ed897 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:30,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:30,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:30,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:30,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:30,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:30,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:30,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:30,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:30,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:30,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:30,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:30,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:30,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:30,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:30,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:30,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:30,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:30,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:30,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:30,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:30,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:30,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:30,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:30,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:30,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:30,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:30,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:30,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:30,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:30,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:30,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:30,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:30,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:30,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:30,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:30,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:30,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:30,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:30,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:30,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:30,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:30,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:30,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:30,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:30,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:30,670 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:30,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:30,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:30,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:30,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:30,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:30,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:30,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:30,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:30,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:30,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:30,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:30,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:30,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:30,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:30,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:30,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:30,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:30,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:30,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:30,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:30,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:30,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:30,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:30,689 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 -> 0962c83b24e0dc8971d457d895a012a6a08ed897 [2019-11-27 09:38:31,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:31,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:31,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:31,330 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:31,333 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:31,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-27 09:38:31,498 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68c27c246/4bce68812bfd4f8b948a7ffbb518f982/FLAGedfed7cc6 [2019-11-27 09:38:33,095 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:33,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-27 09:38:33,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68c27c246/4bce68812bfd4f8b948a7ffbb518f982/FLAGedfed7cc6 [2019-11-27 09:38:33,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68c27c246/4bce68812bfd4f8b948a7ffbb518f982 [2019-11-27 09:38:33,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:33,212 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:33,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:33,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:33,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:33,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33, skipping insertion in model container [2019-11-27 09:38:33,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:33,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:35,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:35,756 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:36,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:36,900 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:36,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36 WrapperNode [2019-11-27 09:38:36,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:36,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:36,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:36,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:36,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36" (1/1) ... [2019-11-27 09:38:37,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36" (1/1) ... [2019-11-27 09:38:37,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:37,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:37,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:37,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:37,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36" (1/1) ... [2019-11-27 09:38:37,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36" (1/1) ... [2019-11-27 09:38:37,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36" (1/1) ... [2019-11-27 09:38:37,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36" (1/1) ... [2019-11-27 09:38:37,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36" (1/1) ... [2019-11-27 09:38:37,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36" (1/1) ... [2019-11-27 09:38:37,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:36" (1/1) ... [2019-11-27 09:38:38,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:38,123 INFO L168 Benchmark]: Toolchain (without parser) took 4903.84 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 804.2 MB in the end (delta: 146.0 MB). Peak memory consumption was 146.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,123 INFO L168 Benchmark]: CDTParser took 1.41 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. [2019-11-27 09:38:38,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3690.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.3 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 602.53 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 832.9 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,135 INFO L168 Benchmark]: Boogie Preprocessor took 603.32 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 804.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,145 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 3690.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.3 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 602.53 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 832.9 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 603.32 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 804.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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-da95e15 [2019-11-27 09:38:42,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:42,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:42,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:42,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:42,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:42,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:42,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:42,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:42,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:42,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:42,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:42,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:42,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:42,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:42,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:42,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:42,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:42,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:42,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:42,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:42,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:42,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:42,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:42,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:42,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:42,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:42,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:42,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:42,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:42,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:42,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:42,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:42,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:42,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:42,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:42,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:42,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:42,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:42,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:42,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:42,396 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:42,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:42,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:42,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:42,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:42,444 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:42,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:42,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:42,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:42,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:42,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:42,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:42,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:42,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:42,450 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:42,452 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:42,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:42,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:42,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:42,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:42,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:42,455 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:42,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:42,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:42,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:42,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:42,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:42,458 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:42,458 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:42,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:42,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:42,461 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 -> 0962c83b24e0dc8971d457d895a012a6a08ed897 [2019-11-27 09:38:42,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:43,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:43,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:43,036 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:43,037 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:43,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-27 09:38:43,200 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b465622/1c957e4e3ca342fd845a1e4e621e1b6c/FLAGc7e77bb66 [2019-11-27 09:38:44,784 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:44,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-27 09:38:44,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b465622/1c957e4e3ca342fd845a1e4e621e1b6c/FLAGc7e77bb66 [2019-11-27 09:38:44,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b465622/1c957e4e3ca342fd845a1e4e621e1b6c [2019-11-27 09:38:44,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:44,916 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:44,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:44,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:44,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:44,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:44,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44, skipping insertion in model container [2019-11-27 09:38:44,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:44,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:45,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:48,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:48,616 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:49,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:49,862 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:49,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49 WrapperNode [2019-11-27 09:38:49,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:49,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:49,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:49,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:49,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:50,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:50,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:50,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:50,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:50,808 INFO L168 Benchmark]: Toolchain (without parser) took 5889.19 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 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:50,809 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-27 09:38:50,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4948.19 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:50,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 464.54 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:50,819 INFO L168 Benchmark]: Boogie Preprocessor took 467.25 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:50,829 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 4948.19 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 464.54 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 467.25 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...