./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label15.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/Problem16_label15.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 5a323ccd851c6ffe71e33a60725401499369fb96 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label15.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 5a323ccd851c6ffe71e33a60725401499369fb96 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:46,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:46,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:46,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:46,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:46,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:46,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:46,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:46,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:46,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:46,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:46,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:46,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:46,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:46,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:46,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:46,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:46,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:46,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:46,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:46,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:46,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:46,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:46,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:46,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:46,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:46,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:46,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:46,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:46,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:46,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:46,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:46,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:46,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:46,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:46,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:46,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:46,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:46,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:46,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:46,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:46,653 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:46,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:46,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:46,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:46,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:46,699 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:46,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:46,702 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:46,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:46,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:46,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:46,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:46,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:46,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:46,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:46,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:46,708 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:46,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:46,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:46,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:46,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:46,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:46,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:46,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:46,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:46,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:46,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:46,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:46,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:46,715 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 -> 5a323ccd851c6ffe71e33a60725401499369fb96 [2019-11-27 09:36:47,338 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:47,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:47,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:47,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:47,383 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:47,385 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-27 09:36:47,550 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79a8f20cf/19e5fb0f34694e699cb198f83fcb3720/FLAGa0e0aa746 [2019-11-27 09:36:49,020 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:49,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-27 09:36:49,079 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79a8f20cf/19e5fb0f34694e699cb198f83fcb3720/FLAGa0e0aa746 [2019-11-27 09:36:49,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79a8f20cf/19e5fb0f34694e699cb198f83fcb3720 [2019-11-27 09:36:49,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:49,128 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:49,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:49,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:49,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:49,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:49,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49, skipping insertion in model container [2019-11-27 09:36:49,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:49,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:49,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:51,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:51,035 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:51,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:51,540 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:51,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51 WrapperNode [2019-11-27 09:36:51,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:51,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:51,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:51,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:51,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:51,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:51,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:51,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:51,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:51,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:51,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:51,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:51,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:51,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:52,258 INFO L168 Benchmark]: Toolchain (without parser) took 3122.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.5 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,260 INFO L168 Benchmark]: CDTParser took 1.04 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 09:36:52,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2410.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,266 INFO L168 Benchmark]: Boogie Procedure Inliner took 343.09 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,271 INFO L168 Benchmark]: Boogie Preprocessor took 356.46 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,281 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 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 2410.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 343.09 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 356.46 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:56,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:56,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:56,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:56,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:56,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:56,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:56,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:56,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:56,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:56,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:56,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:56,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:56,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:56,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:56,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:56,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:56,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:56,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:56,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:56,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:56,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:56,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:56,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:56,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:56,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:56,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:56,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:56,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:56,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:56,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:56,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:56,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:56,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:56,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:56,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:56,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:56,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:56,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:56,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:56,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:56,724 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:56,778 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:56,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:56,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:56,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:56,791 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:56,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:56,793 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:56,793 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:56,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:56,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:56,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:56,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:56,799 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:56,799 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:56,800 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:56,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:56,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:56,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:56,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:56,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:56,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:56,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:56,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:56,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:56,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:56,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:56,809 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:56,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:56,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:56,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:56,812 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 -> 5a323ccd851c6ffe71e33a60725401499369fb96 [2019-11-27 09:36:57,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:57,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:57,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:57,404 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:57,406 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:57,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-27 09:36:57,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04b5273cf/b277103b60a642d2bf8141f057c1da1b/FLAG957df0a63 [2019-11-27 09:36:59,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:59,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-27 09:36:59,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04b5273cf/b277103b60a642d2bf8141f057c1da1b/FLAG957df0a63 [2019-11-27 09:36:59,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04b5273cf/b277103b60a642d2bf8141f057c1da1b [2019-11-27 09:36:59,105 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:59,107 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:59,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:59,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:59,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:59,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59, skipping insertion in model container [2019-11-27 09:36:59,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:59,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:01,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:01,191 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:01,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:01,796 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:01,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01 WrapperNode [2019-11-27 09:37:01,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:01,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:01,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:01,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:01,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:01,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:02,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:02,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:02,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:02,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:02,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:02,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:02,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:02,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:02,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:02,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:02,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:02,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:02,329 INFO L168 Benchmark]: Toolchain (without parser) took 3216.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:02,330 INFO L168 Benchmark]: CDTParser took 0.52 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 09:37:02,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2688.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:02,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.33 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:02,340 INFO L168 Benchmark]: Boogie Preprocessor took 239.72 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:02,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 2688.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.33 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 239.72 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...