./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label36.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 5e15a23847da278171926bd1dfbbae522181b60c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label36.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 5e15a23847da278171926bd1dfbbae522181b60c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:45:38,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:38,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:38,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:38,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:38,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:38,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:38,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:38,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:38,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:38,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:38,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:38,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:38,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:38,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:38,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:38,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:38,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:38,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:38,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:38,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:38,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:38,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:38,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:38,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:38,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:38,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:38,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:38,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:38,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:38,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:38,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:38,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:38,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:38,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:38,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:38,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:38,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:38,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:38,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:38,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:38,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:38,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:38,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:38,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:38,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:38,690 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:38,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:38,693 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:38,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:38,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:38,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:38,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:38,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:38,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:38,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:38,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:38,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:38,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:38,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:38,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:38,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:38,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:38,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:38,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:38,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:38,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:38,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:38,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:38,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:38,708 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 -> 5e15a23847da278171926bd1dfbbae522181b60c [2019-11-27 15:45:39,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:39,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:39,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:39,393 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:39,398 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:39,400 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-27 15:45:39,561 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cf322cac/1bd885f4d9284d06a9202cf35860cb91/FLAG356510d2e [2019-11-27 15:45:41,839 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:41,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-27 15:45:41,985 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cf322cac/1bd885f4d9284d06a9202cf35860cb91/FLAG356510d2e [2019-11-27 15:45:42,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cf322cac/1bd885f4d9284d06a9202cf35860cb91 [2019-11-27 15:45:42,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:42,038 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:42,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:42,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:42,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:42,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:42" (1/1) ... [2019-11-27 15:45:42,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:42, skipping insertion in model container [2019-11-27 15:45:42,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:42" (1/1) ... [2019-11-27 15:45:42,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:42,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:47,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:47,607 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:50,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:50,305 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:50,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50 WrapperNode [2019-11-27 15:45:50,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:50,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:50,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:50,309 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:50,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50" (1/1) ... [2019-11-27 15:45:50,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50" (1/1) ... [2019-11-27 15:45:51,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:51,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:51,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:51,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:51,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50" (1/1) ... [2019-11-27 15:45:51,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50" (1/1) ... [2019-11-27 15:45:51,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50" (1/1) ... [2019-11-27 15:45:51,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50" (1/1) ... [2019-11-27 15:45:51,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50" (1/1) ... [2019-11-27 15:45:51,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50" (1/1) ... [2019-11-27 15:45:51,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:50" (1/1) ... [2019-11-27 15:45:51,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:51,871 INFO L168 Benchmark]: Toolchain (without parser) took 9828.08 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 749.7 MB in the end (delta: 183.3 MB). Peak memory consumption was 183.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:51,872 INFO L168 Benchmark]: CDTParser took 0.41 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 15:45:51,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8265.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 876.1 MB in the end (delta: 56.8 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:51,880 INFO L168 Benchmark]: Boogie Procedure Inliner took 851.32 ms. Allocated memory is still 1.0 GB. Free memory was 876.1 MB in the beginning and 800.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:51,882 INFO L168 Benchmark]: Boogie Preprocessor took 702.87 ms. Allocated memory is still 1.0 GB. Free memory was 800.3 MB in the beginning and 749.7 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:51,894 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8265.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 876.1 MB in the end (delta: 56.8 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 851.32 ms. Allocated memory is still 1.0 GB. Free memory was 876.1 MB in the beginning and 800.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 702.87 ms. Allocated memory is still 1.0 GB. Free memory was 800.3 MB in the beginning and 749.7 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 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 0.1.24-509859d [2019-11-27 15:45:55,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:55,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:55,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:55,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:55,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:55,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:55,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:55,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:55,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:55,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:55,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:55,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:55,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:55,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:55,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:55,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:55,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:55,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:55,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:55,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:55,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:55,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:55,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:55,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:55,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:55,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:55,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:55,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:55,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:55,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:55,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:55,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:55,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:55,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:55,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:55,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:55,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:55,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:55,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:55,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:55,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:56,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:56,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:56,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:56,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:56,033 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:56,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:56,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:56,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:56,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:56,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:56,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:56,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:56,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:56,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:56,040 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:56,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:56,042 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:56,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:56,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:56,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:56,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:56,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:56,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:56,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:56,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:56,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:56,048 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:56,049 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:56,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:56,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:56,050 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 -> 5e15a23847da278171926bd1dfbbae522181b60c [2019-11-27 15:45:56,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:56,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:56,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:56,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:56,727 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:56,729 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-27 15:45:56,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6c489c31/30c0b5043dc74ac89808b4d029bfd49c/FLAGec93a318c [2019-11-27 15:45:58,922 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:58,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-27 15:45:59,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6c489c31/30c0b5043dc74ac89808b4d029bfd49c/FLAGec93a318c [2019-11-27 15:45:59,062 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6c489c31/30c0b5043dc74ac89808b4d029bfd49c [2019-11-27 15:45:59,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:59,075 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:59,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:59,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:59,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:59,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:59" (1/1) ... [2019-11-27 15:45:59,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:59, skipping insertion in model container [2019-11-27 15:45:59,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:59" (1/1) ... [2019-11-27 15:45:59,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:59,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:04,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:04,920 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:07,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:07,926 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:07,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07 WrapperNode [2019-11-27 15:46:07,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:07,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:07,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:07,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:07,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07" (1/1) ... [2019-11-27 15:46:08,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07" (1/1) ... [2019-11-27 15:46:08,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:08,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:08,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:08,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:08,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07" (1/1) ... [2019-11-27 15:46:08,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07" (1/1) ... [2019-11-27 15:46:08,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07" (1/1) ... [2019-11-27 15:46:08,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07" (1/1) ... [2019-11-27 15:46:09,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07" (1/1) ... [2019-11-27 15:46:09,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07" (1/1) ... [2019-11-27 15:46:09,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:07" (1/1) ... [2019-11-27 15:46:09,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:09,771 INFO L168 Benchmark]: Toolchain (without parser) took 10691.45 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 709.3 MB in the end (delta: 223.7 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:09,772 INFO L168 Benchmark]: CDTParser took 2.51 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 15:46:09,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8845.29 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 849.2 MB in the end (delta: 83.8 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:09,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 894.00 ms. Allocated memory is still 1.0 GB. Free memory was 849.2 MB in the beginning and 767.6 MB in the end (delta: 81.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:09,781 INFO L168 Benchmark]: Boogie Preprocessor took 926.73 ms. Allocated memory is still 1.0 GB. Free memory was 767.6 MB in the beginning and 709.3 MB in the end (delta: 58.3 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:09,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.51 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 8845.29 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 849.2 MB in the end (delta: 83.8 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 894.00 ms. Allocated memory is still 1.0 GB. Free memory was 849.2 MB in the beginning and 767.6 MB in the end (delta: 81.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 926.73 ms. Allocated memory is still 1.0 GB. Free memory was 767.6 MB in the beginning and 709.3 MB in the end (delta: 58.3 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...