./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem10_label42.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 15b29e32e31d17886ece0858bc244e4071417b56 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem10_label42.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 15b29e32e31d17886ece0858bc244e4071417b56 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:19,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:19,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:19,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:19,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:19,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:19,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:19,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:19,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:19,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:19,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:19,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:19,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:19,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:19,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:19,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:19,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:19,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:19,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:19,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:19,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:19,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:19,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:19,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:19,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:19,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:19,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:19,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:19,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:19,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:19,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:19,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:19,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:19,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:19,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:19,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:19,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:19,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:19,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:19,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:19,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:19,721 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:19,760 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:19,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:19,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:19,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:19,767 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:19,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:19,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:19,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:19,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:19,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:19,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:19,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:19,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:19,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:19,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:19,774 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:19,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:19,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:19,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:19,777 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:19,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:19,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:19,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:19,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:19,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:19,781 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:19,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:19,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:19,782 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 -> 15b29e32e31d17886ece0858bc244e4071417b56 [2019-11-26 16:45:20,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:20,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:20,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:20,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:20,422 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:20,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label42.c [2019-11-26 16:45:20,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70781affa/129ea76e7db94399b1d85b6a9ea8cc6c/FLAGbef4881ce [2019-11-26 16:45:21,795 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:21,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label42.c [2019-11-26 16:45:21,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70781affa/129ea76e7db94399b1d85b6a9ea8cc6c/FLAGbef4881ce [2019-11-26 16:45:21,872 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70781affa/129ea76e7db94399b1d85b6a9ea8cc6c [2019-11-26 16:45:21,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:21,881 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:21,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:21,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:21,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:21,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:21" (1/1) ... [2019-11-26 16:45:21,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:21, skipping insertion in model container [2019-11-26 16:45:21,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:21" (1/1) ... [2019-11-26 16:45:21,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:22,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:23,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:23,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:23,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:23,370 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:23,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23 WrapperNode [2019-11-26 16:45:23,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:23,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:23,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:23,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:23,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23" (1/1) ... [2019-11-26 16:45:23,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23" (1/1) ... [2019-11-26 16:45:23,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:23,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:23,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:23,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:23,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23" (1/1) ... [2019-11-26 16:45:23,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23" (1/1) ... [2019-11-26 16:45:23,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23" (1/1) ... [2019-11-26 16:45:23,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23" (1/1) ... [2019-11-26 16:45:23,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23" (1/1) ... [2019-11-26 16:45:23,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23" (1/1) ... [2019-11-26 16:45:23,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:23" (1/1) ... [2019-11-26 16:45:23,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:23,819 INFO L168 Benchmark]: Toolchain (without parser) took 1933.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.3 MB in the end (delta: 377.0 kB). Peak memory consumption was 442.5 kB. Max. memory is 12.5 GB. [2019-11-26 16:45:23,821 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. [2019-11-26 16:45:23,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1490.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.8 MB in the end (delta: -11.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:23,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.04 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:23,830 INFO L168 Benchmark]: Boogie Preprocessor took 192.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:23,841 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 1490.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.8 MB in the end (delta: -11.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.04 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:27,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:27,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:27,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:27,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:27,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:27,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:27,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:27,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:27,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:27,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:27,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:27,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:27,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:27,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:27,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:27,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:27,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:27,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:27,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:27,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:27,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:27,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:27,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:27,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:27,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:27,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:27,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:27,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:27,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:27,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:27,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:27,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:27,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:27,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:27,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:27,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:27,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:27,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:27,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:27,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:27,910 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:27,964 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:27,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:27,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:27,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:27,976 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:27,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:27,976 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:27,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:27,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:27,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:27,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:27,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:27,980 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:27,980 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:27,981 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:27,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:27,982 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:27,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:27,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:27,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:27,985 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:27,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:27,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:27,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:27,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:27,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:27,988 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:27,990 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:27,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:27,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:27,992 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 -> 15b29e32e31d17886ece0858bc244e4071417b56 [2019-11-26 16:45:28,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:28,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:28,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:28,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:28,547 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:28,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label42.c [2019-11-26 16:45:28,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/860374f56/557823b5f1eb4cadbd8158600ac0ae00/FLAG871742536 [2019-11-26 16:45:29,888 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:29,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label42.c [2019-11-26 16:45:29,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/860374f56/557823b5f1eb4cadbd8158600ac0ae00/FLAG871742536 [2019-11-26 16:45:30,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/860374f56/557823b5f1eb4cadbd8158600ac0ae00 [2019-11-26 16:45:30,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:30,360 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:30,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:30,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:30,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:30,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:30" (1/1) ... [2019-11-26 16:45:30,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:30, skipping insertion in model container [2019-11-26 16:45:30,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:30" (1/1) ... [2019-11-26 16:45:30,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:30,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:31,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:31,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:32,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:32,145 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:32,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32 WrapperNode [2019-11-26 16:45:32,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:32,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:32,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:32,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:32,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32" (1/1) ... [2019-11-26 16:45:32,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32" (1/1) ... [2019-11-26 16:45:32,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:32,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:32,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:32,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:32,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32" (1/1) ... [2019-11-26 16:45:32,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32" (1/1) ... [2019-11-26 16:45:32,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32" (1/1) ... [2019-11-26 16:45:32,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32" (1/1) ... [2019-11-26 16:45:32,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32" (1/1) ... [2019-11-26 16:45:32,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32" (1/1) ... [2019-11-26 16:45:32,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:32" (1/1) ... [2019-11-26 16:45:32,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:32,562 INFO L168 Benchmark]: Toolchain (without parser) took 2193.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:32,563 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:32,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1784.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:32,571 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:32,574 INFO L168 Benchmark]: Boogie Preprocessor took 217.22 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:32,581 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1784.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.22 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...