./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label32.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/Problem19_label32.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 650ee5baa933667176ccc5104987037863f5d4ad ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label32.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 650ee5baa933667176ccc5104987037863f5d4ad .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:01:23,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:23,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:23,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:23,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:23,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:23,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:23,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:23,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:23,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:23,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:23,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:23,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:23,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:23,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:23,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:23,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:23,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:23,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:23,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:23,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:23,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:23,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:23,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:23,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:23,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:23,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:23,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:23,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:23,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:23,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:23,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:23,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:23,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:23,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:23,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:23,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:23,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:23,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:23,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:23,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:23,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:23,798 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:23,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:23,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:23,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:23,807 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:23,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:23,808 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:23,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:23,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:23,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:23,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:23,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:23,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:23,812 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:23,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:23,818 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:23,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:23,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:23,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:23,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:23,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:23,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:23,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:23,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:23,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:23,826 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:23,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:23,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:23,827 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 -> 650ee5baa933667176ccc5104987037863f5d4ad [2019-11-27 16:01:24,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:24,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:24,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:24,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:24,544 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:24,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-27 16:01:24,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a39c4f6d1/6aa4d58836b64ff8bee33f2b22e5e093/FLAG932a80840 [2019-11-27 16:01:26,708 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:26,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-27 16:01:26,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a39c4f6d1/6aa4d58836b64ff8bee33f2b22e5e093/FLAG932a80840 [2019-11-27 16:01:26,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a39c4f6d1/6aa4d58836b64ff8bee33f2b22e5e093 [2019-11-27 16:01:26,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:26,870 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:26,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:26,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:26,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:26,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:26,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26, skipping insertion in model container [2019-11-27 16:01:26,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:26,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:27,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:32,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:32,052 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:34,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:34,901 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:34,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34 WrapperNode [2019-11-27 16:01:34,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:34,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:34,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:34,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:34,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34" (1/1) ... [2019-11-27 16:01:35,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34" (1/1) ... [2019-11-27 16:01:36,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:36,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:36,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:36,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:36,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34" (1/1) ... [2019-11-27 16:01:36,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34" (1/1) ... [2019-11-27 16:01:36,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34" (1/1) ... [2019-11-27 16:01:36,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34" (1/1) ... [2019-11-27 16:01:37,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34" (1/1) ... [2019-11-27 16:01:38,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34" (1/1) ... [2019-11-27 16:01:38,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:34" (1/1) ... [2019-11-27 16:01:38,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:38,641 INFO L168 Benchmark]: Toolchain (without parser) took 11768.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 780.5 MB in the end (delta: 152.6 MB). Peak memory consumption was 384.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:38,642 INFO L168 Benchmark]: CDTParser took 2.63 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 16:01:38,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8034.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 866.9 MB in the end (delta: 66.1 MB). Peak memory consumption was 270.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:38,647 INFO L168 Benchmark]: Boogie Procedure Inliner took 1383.38 ms. Allocated memory is still 1.0 GB. Free memory was 866.9 MB in the beginning and 699.5 MB in the end (delta: 167.4 MB). Peak memory consumption was 167.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:38,652 INFO L168 Benchmark]: Boogie Preprocessor took 2328.22 ms. Allocated memory is still 1.0 GB. Free memory was 699.5 MB in the beginning and 780.5 MB in the end (delta: -81.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:38,664 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 8034.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 866.9 MB in the end (delta: 66.1 MB). Peak memory consumption was 270.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1383.38 ms. Allocated memory is still 1.0 GB. Free memory was 866.9 MB in the beginning and 699.5 MB in the end (delta: 167.4 MB). Peak memory consumption was 167.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2328.22 ms. Allocated memory is still 1.0 GB. Free memory was 699.5 MB in the beginning and 780.5 MB in the end (delta: -81.0 MB). Peak memory consumption was 151.1 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 16:01:42,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:42,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:42,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:42,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:42,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:42,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:42,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:42,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:42,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:42,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:42,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:42,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:42,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:42,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:42,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:42,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:42,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:42,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:42,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:42,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:42,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:42,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:42,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:42,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:42,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:42,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:42,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:42,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:42,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:42,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:42,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:42,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:42,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:42,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:42,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:42,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:42,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:42,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:42,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:42,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:42,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:42,892 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:42,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:42,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:42,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:42,902 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:42,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:42,903 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:42,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:42,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:42,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:42,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:42,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:42,906 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:42,907 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:42,910 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:42,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:42,911 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:42,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:42,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:42,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:42,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:42,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:42,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:42,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:42,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:42,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:42,915 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:42,915 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:42,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:42,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:42,919 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 -> 650ee5baa933667176ccc5104987037863f5d4ad [2019-11-27 16:01:43,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:43,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:43,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:43,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:43,500 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:43,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-27 16:01:43,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ccf8aa4b/937277effde54a8abe643aeb5fc35d74/FLAG3fb66d62a [2019-11-27 16:01:45,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:45,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-27 16:01:45,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ccf8aa4b/937277effde54a8abe643aeb5fc35d74/FLAG3fb66d62a [2019-11-27 16:01:45,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ccf8aa4b/937277effde54a8abe643aeb5fc35d74 [2019-11-27 16:01:45,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:45,910 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:45,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:45,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:45,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:45,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:45" (1/1) ... [2019-11-27 16:01:45,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:45, skipping insertion in model container [2019-11-27 16:01:45,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:45" (1/1) ... [2019-11-27 16:01:45,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:46,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:51,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:51,578 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:54,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:54,269 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:54,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54 WrapperNode [2019-11-27 16:01:54,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:54,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:54,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:54,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:54,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54" (1/1) ... [2019-11-27 16:01:54,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54" (1/1) ... [2019-11-27 16:01:55,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:55,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:55,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:55,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:55,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54" (1/1) ... [2019-11-27 16:01:55,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54" (1/1) ... [2019-11-27 16:01:55,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54" (1/1) ... [2019-11-27 16:01:55,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54" (1/1) ... [2019-11-27 16:01:56,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54" (1/1) ... [2019-11-27 16:01:56,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54" (1/1) ... [2019-11-27 16:01:56,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:54" (1/1) ... [2019-11-27 16:01:56,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:56,505 INFO L168 Benchmark]: Toolchain (without parser) took 10589.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 872.6 MB in the end (delta: 60.4 MB). Peak memory consumption was 316.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:56,506 INFO L168 Benchmark]: CDTParser took 2.82 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 16:01:56,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8358.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 769.1 MB in the end (delta: 164.0 MB). Peak memory consumption was 254.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:56,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 778.78 ms. Allocated memory is still 1.0 GB. Free memory was 769.1 MB in the beginning and 698.9 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:56,516 INFO L168 Benchmark]: Boogie Preprocessor took 1439.65 ms. Allocated memory is still 1.0 GB. Free memory was 698.9 MB in the beginning and 872.6 MB in the end (delta: -173.7 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:56,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 8358.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 769.1 MB in the end (delta: 164.0 MB). Peak memory consumption was 254.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 778.78 ms. Allocated memory is still 1.0 GB. Free memory was 769.1 MB in the beginning and 698.9 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1439.65 ms. Allocated memory is still 1.0 GB. Free memory was 698.9 MB in the beginning and 872.6 MB in the end (delta: -173.7 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...