./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label02.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/Problem04_label02.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 db8b9d07b9bf6152068593ea7f5f74f3e1a9a5cb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label02.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 db8b9d07b9bf6152068593ea7f5f74f3e1a9a5cb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:22:17,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:17,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:17,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:17,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:17,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:17,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:17,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:17,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:17,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:17,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:17,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:17,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:17,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:17,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:17,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:17,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:17,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:17,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:17,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:17,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:17,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:17,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:17,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:17,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:17,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:17,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:17,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:17,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:17,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:17,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:17,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:17,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:17,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:17,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:17,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:17,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:17,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:17,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:17,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:17,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:17,726 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:17,767 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:17,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:17,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:17,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:17,771 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:17,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:17,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:17,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:17,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:17,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:17,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:17,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:17,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:17,780 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:17,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:17,781 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:17,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:17,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:17,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:17,782 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:17,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:17,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:17,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:17,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:17,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:17,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:17,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:17,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:17,788 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 -> db8b9d07b9bf6152068593ea7f5f74f3e1a9a5cb [2019-11-27 09:22:18,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:18,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:18,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:18,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:18,456 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:18,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2019-11-27 09:22:18,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2eb3a92/9571ca062ca74a9aa90dea6020787f5a/FLAG98ee03a75 [2019-11-27 09:22:20,397 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:20,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2019-11-27 09:22:20,481 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2eb3a92/9571ca062ca74a9aa90dea6020787f5a/FLAG98ee03a75 [2019-11-27 09:22:20,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2eb3a92/9571ca062ca74a9aa90dea6020787f5a [2019-11-27 09:22:20,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:20,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:20,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:20,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:20,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:20,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:20" (1/1) ... [2019-11-27 09:22:20,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:20, skipping insertion in model container [2019-11-27 09:22:20,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:20" (1/1) ... [2019-11-27 09:22:20,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:20,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:23,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:23,998 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:25,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:25,475 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:25,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25 WrapperNode [2019-11-27 09:22:25,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:25,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:25,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:25,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:25,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:25,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:26,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:26,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:26,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:26,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:25" (1/1) ... [2019-11-27 09:22:26,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:26,597 INFO L168 Benchmark]: Toolchain (without parser) took 6062.12 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 751.1 MB in the end (delta: 199.1 MB). Peak memory consumption was 199.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,598 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:26,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4945.54 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 820.3 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,603 INFO L168 Benchmark]: Boogie Procedure Inliner took 578.20 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.1 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,608 INFO L168 Benchmark]: Boogie Preprocessor took 527.75 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 751.1 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4945.54 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 820.3 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 578.20 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.1 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 527.75 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 751.1 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:30,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:30,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:30,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:30,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:30,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:30,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:30,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:30,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:30,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:30,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:30,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:30,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:30,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:30,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:30,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:30,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:30,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:30,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:30,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:30,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:30,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:30,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:30,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:30,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:30,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:30,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:30,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:30,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:30,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:30,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:30,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:30,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:30,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:30,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:30,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:30,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:30,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:30,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:30,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:30,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:30,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:30,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:30,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:30,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:30,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:30,895 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:30,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:30,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:30,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:30,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:30,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:30,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:30,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:30,903 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:30,903 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:30,904 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:30,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:30,904 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:30,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:30,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:30,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:30,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:30,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:30,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:30,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:30,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:30,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:30,910 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:30,910 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:30,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:30,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:30,914 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 -> db8b9d07b9bf6152068593ea7f5f74f3e1a9a5cb [2019-11-27 09:22:31,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:31,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:31,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:31,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:31,600 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:31,604 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2019-11-27 09:22:31,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25cdef9a6/25452b4f2d2a426f8c307bc3c5a8c788/FLAGfee7e4de6 [2019-11-27 09:22:33,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:33,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2019-11-27 09:22:33,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25cdef9a6/25452b4f2d2a426f8c307bc3c5a8c788/FLAGfee7e4de6 [2019-11-27 09:22:33,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25cdef9a6/25452b4f2d2a426f8c307bc3c5a8c788 [2019-11-27 09:22:33,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:33,732 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:33,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:33,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:33,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:33,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:33" (1/1) ... [2019-11-27 09:22:33,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be2349e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:33, skipping insertion in model container [2019-11-27 09:22:33,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:33" (1/1) ... [2019-11-27 09:22:33,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:34,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:37,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:37,231 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:38,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:38,902 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:38,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38 WrapperNode [2019-11-27 09:22:38,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:38,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:38,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:38,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:38,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:39,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:39,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:39,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:39,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:39,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:39,943 INFO L168 Benchmark]: Toolchain (without parser) took 6204.82 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 733.0 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:39,943 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:39,949 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5170.84 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:39,950 INFO L168 Benchmark]: Boogie Procedure Inliner took 530.49 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:39,954 INFO L168 Benchmark]: Boogie Preprocessor took 494.42 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:39,964 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5170.84 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 530.49 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 494.42 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...