./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label27.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/Problem05_label27.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 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label27.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 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:23:29,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:29,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:29,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:29,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:29,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:29,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:29,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:29,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:29,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:29,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:29,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:29,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:29,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:29,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:29,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:29,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:29,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:29,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:29,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:29,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:29,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:29,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:29,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:29,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:29,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:29,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:29,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:29,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:29,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:29,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:29,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:29,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:29,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:29,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:29,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:29,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:29,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:29,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:29,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:29,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:29,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:29,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:29,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:29,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:29,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:29,756 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:29,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:29,756 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:29,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:29,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:29,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:29,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:29,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:29,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:29,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:29,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:29,765 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:29,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:29,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:29,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:29,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:29,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:29,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:29,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:29,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:29,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:29,771 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:29,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:29,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:29,772 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 -> 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 [2019-11-27 09:23:30,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:30,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:30,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:30,418 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:30,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:30,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-27 09:23:30,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf13d0ec/dd670b9ff92c45cbaaed0d17e2e3c97f/FLAG289c109bb [2019-11-27 09:23:32,599 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:32,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-27 09:23:32,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf13d0ec/dd670b9ff92c45cbaaed0d17e2e3c97f/FLAG289c109bb [2019-11-27 09:23:32,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf13d0ec/dd670b9ff92c45cbaaed0d17e2e3c97f [2019-11-27 09:23:32,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:32,777 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:32,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:32,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:32,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:32,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:32" (1/1) ... [2019-11-27 09:23:32,804 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 09:23:32, skipping insertion in model container [2019-11-27 09:23:32,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:32" (1/1) ... [2019-11-27 09:23:32,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:33,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:38,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:38,158 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:40,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:40,817 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:40,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40 WrapperNode [2019-11-27 09:23:40,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:40,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:40,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:40,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:40,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40" (1/1) ... [2019-11-27 09:23:41,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40" (1/1) ... [2019-11-27 09:23:41,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:41,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:41,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:41,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:41,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40" (1/1) ... [2019-11-27 09:23:41,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40" (1/1) ... [2019-11-27 09:23:41,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40" (1/1) ... [2019-11-27 09:23:41,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40" (1/1) ... [2019-11-27 09:23:42,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40" (1/1) ... [2019-11-27 09:23:42,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40" (1/1) ... [2019-11-27 09:23:42,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:40" (1/1) ... [2019-11-27 09:23:42,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:42,510 INFO L168 Benchmark]: Toolchain (without parser) took 9724.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 744.3 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:42,511 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 09:23:42,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8041.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 881.5 MB in the end (delta: 57.1 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:42,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 851.92 ms. Allocated memory is still 1.0 GB. Free memory was 881.5 MB in the beginning and 800.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:42,520 INFO L168 Benchmark]: Boogie Preprocessor took 823.87 ms. Allocated memory is still 1.0 GB. Free memory was 800.5 MB in the beginning and 744.3 MB in the end (delta: 56.2 MB). Peak memory consumption was 56.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:42,531 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 8041.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 881.5 MB in the end (delta: 57.1 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 851.92 ms. Allocated memory is still 1.0 GB. Free memory was 881.5 MB in the beginning and 800.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 823.87 ms. Allocated memory is still 1.0 GB. Free memory was 800.5 MB in the beginning and 744.3 MB in the end (delta: 56.2 MB). Peak memory consumption was 56.2 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 09:23:46,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:46,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:46,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:46,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:46,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:46,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:46,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:46,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:46,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:46,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:46,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:46,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:46,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:46,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:46,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:46,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:46,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:46,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:46,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:46,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:46,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:46,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:46,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:46,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:46,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:46,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:46,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:46,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:46,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:46,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:46,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:46,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:46,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:46,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:46,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:46,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:46,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:46,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:46,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:46,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:46,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:46,630 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:46,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:46,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:46,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:46,639 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:46,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:46,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:46,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:46,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:46,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:46,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:46,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:46,644 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:46,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:46,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:46,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:46,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:46,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:46,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:46,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:46,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:46,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:46,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:46,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:46,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:46,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:46,653 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:46,654 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:46,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:46,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:46,659 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 -> 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 [2019-11-27 09:23:47,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:47,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:47,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:47,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:47,267 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:47,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-27 09:23:47,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ff73662/7a3821797c0a4bf193b63cdfaacbc3d5/FLAG89fd3d726 [2019-11-27 09:23:49,435 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:49,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-27 09:23:49,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ff73662/7a3821797c0a4bf193b63cdfaacbc3d5/FLAG89fd3d726 [2019-11-27 09:23:49,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ff73662/7a3821797c0a4bf193b63cdfaacbc3d5 [2019-11-27 09:23:49,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:49,746 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:49,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:49,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:49,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:49,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:49" (1/1) ... [2019-11-27 09:23:49,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9cbd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:49, skipping insertion in model container [2019-11-27 09:23:49,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:49" (1/1) ... [2019-11-27 09:23:49,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:50,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:55,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:55,685 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:58,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:58,646 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:58,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58 WrapperNode [2019-11-27 09:23:58,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:58,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:58,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:58,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:58,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:23:58,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:23:59,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:59,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:59,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:59,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:59,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:23:59,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:23:59,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:23:59,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:23:59,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:24:00,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:24:00,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:24:00,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:00,361 INFO L168 Benchmark]: Toolchain (without parser) took 10612.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 716.4 MB in the end (delta: 216.6 MB). Peak memory consumption was 216.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:00,363 INFO L168 Benchmark]: CDTParser took 4.04 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 09:24:00,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8898.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 856.0 MB in the end (delta: 76.9 MB). Peak memory consumption was 268.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:00,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 797.56 ms. Allocated memory is still 1.0 GB. Free memory was 856.0 MB in the beginning and 772.1 MB in the end (delta: 83.8 MB). Peak memory consumption was 83.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:00,373 INFO L168 Benchmark]: Boogie Preprocessor took 903.52 ms. Allocated memory is still 1.0 GB. Free memory was 772.1 MB in the beginning and 716.4 MB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:00,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.04 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 8898.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 856.0 MB in the end (delta: 76.9 MB). Peak memory consumption was 268.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 797.56 ms. Allocated memory is still 1.0 GB. Free memory was 856.0 MB in the beginning and 772.1 MB in the end (delta: 83.8 MB). Peak memory consumption was 83.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 903.52 ms. Allocated memory is still 1.0 GB. Free memory was 772.1 MB in the beginning and 716.4 MB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...