./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 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_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 0.1.24-32f2683 [2019-11-24 20:57:12,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:12,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:12,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:12,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:12,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:12,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:12,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:12,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:12,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:12,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:12,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:12,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:12,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:12,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:12,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:12,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:12,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:12,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:12,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:12,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:12,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:12,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:12,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:12,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:12,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:12,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:12,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:12,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:12,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:12,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:12,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:12,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:12,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:12,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:12,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:12,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:12,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:12,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:12,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:12,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:12,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:12,858 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:12,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:12,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:12,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:12,866 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:12,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:12,867 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:12,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:12,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:12,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:12,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:12,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:12,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:12,872 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:12,873 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:12,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:12,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:12,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:12,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:12,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:12,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:12,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:12,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:12,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:12,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:12,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:12,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:12,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:12,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:12,883 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 [2019-11-24 20:57:13,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:13,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:13,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:13,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:13,583 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:13,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-24 20:57:13,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8580f5094/c04e49edcaa2413e9f77d12a2762182a/FLAG6b67bc3a0 [2019-11-24 20:57:15,347 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:15,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-24 20:57:15,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8580f5094/c04e49edcaa2413e9f77d12a2762182a/FLAG6b67bc3a0 [2019-11-24 20:57:15,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8580f5094/c04e49edcaa2413e9f77d12a2762182a [2019-11-24 20:57:15,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:15,477 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:15,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:15,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:15,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:15,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15, skipping insertion in model container [2019-11-24 20:57:15,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:15,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:18,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:18,131 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:19,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:19,283 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:19,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19 WrapperNode [2019-11-24 20:57:19,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:19,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:19,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:19,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:19,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:19,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:19,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:19,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:19,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:19,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:19,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:19,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:19,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:19,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:20,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:20,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:20,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:20,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:20,430 INFO L168 Benchmark]: Toolchain (without parser) took 4945.78 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 804.8 MB in the end (delta: 145.4 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:20,431 INFO L168 Benchmark]: CDTParser took 3.94 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 20:57:20,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3808.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:20,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 543.08 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:20,442 INFO L168 Benchmark]: Boogie Preprocessor took 586.42 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:20,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.94 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 3808.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 543.08 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 586.42 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 20:57:24,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:24,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:24,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:24,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:24,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:24,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:24,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:24,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:24,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:24,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:24,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:24,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:24,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:24,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:24,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:24,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:24,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:24,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:24,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:24,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:24,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:24,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:24,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:24,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:24,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:24,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:24,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:24,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:24,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:24,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:24,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:24,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:24,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:24,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:24,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:24,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:24,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:24,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:24,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:24,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:24,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:24,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:24,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:24,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:24,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:24,697 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:24,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:24,698 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:24,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:24,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:24,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:24,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:24,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:24,703 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:24,704 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:24,705 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:24,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:24,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:24,706 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:24,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:24,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:24,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:24,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:24,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:24,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:24,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:24,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:24,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:24,714 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:24,714 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:24,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:24,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:24,716 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 [2019-11-24 20:57:25,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:25,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:25,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:25,336 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:25,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:25,340 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-24 20:57:25,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d82a59221/adcc542e89b14612bee1c4263dead248/FLAGe2ce6e51b [2019-11-24 20:57:27,024 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:27,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-24 20:57:27,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d82a59221/adcc542e89b14612bee1c4263dead248/FLAGe2ce6e51b [2019-11-24 20:57:27,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d82a59221/adcc542e89b14612bee1c4263dead248 [2019-11-24 20:57:27,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:27,148 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:27,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:27,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:27,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:27,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:27" (1/1) ... [2019-11-24 20:57:27,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:27, skipping insertion in model container [2019-11-24 20:57:27,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:27" (1/1) ... [2019-11-24 20:57:27,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:27,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:30,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:30,025 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:31,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:31,343 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:31,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31 WrapperNode [2019-11-24 20:57:31,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:31,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:31,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:31,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:31,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31" (1/1) ... [2019-11-24 20:57:31,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31" (1/1) ... [2019-11-24 20:57:31,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:31,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:31,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:31,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:31,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31" (1/1) ... [2019-11-24 20:57:31,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31" (1/1) ... [2019-11-24 20:57:31,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31" (1/1) ... [2019-11-24 20:57:31,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31" (1/1) ... [2019-11-24 20:57:32,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31" (1/1) ... [2019-11-24 20:57:32,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31" (1/1) ... [2019-11-24 20:57:32,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:31" (1/1) ... [2019-11-24 20:57:32,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:32,267 INFO L168 Benchmark]: Toolchain (without parser) took 5115.01 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 20:57:32,268 INFO L168 Benchmark]: CDTParser took 0.47 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 20:57:32,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4198.64 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. [2019-11-24 20:57:32,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 456.72 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. [2019-11-24 20:57:32,277 INFO L168 Benchmark]: Boogie Preprocessor took 450.63 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:32,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 4198.64 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 456.72 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 450.63 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 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...