./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label47.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/Problem01_label47.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 db6e7a7f3be179438223abf82c6cabe8d26d1cb7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label47.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 db6e7a7f3be179438223abf82c6cabe8d26d1cb7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:42:49,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:49,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:49,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:49,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:49,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:49,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:49,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:49,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:49,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:49,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:49,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:49,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:49,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:49,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:49,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:49,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:49,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:49,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:49,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:49,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:49,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:49,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:49,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:49,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:49,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:49,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:49,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:49,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:49,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:49,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:49,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:49,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:49,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:49,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:49,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:49,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:49,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:49,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:49,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:49,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:49,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:49,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:49,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:49,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:49,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:49,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:49,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:49,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:49,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:49,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:49,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:49,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:49,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:49,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:49,703 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:49,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:49,703 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:49,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:49,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:49,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:49,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:49,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:49,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:49,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:49,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:49,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:49,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:49,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:49,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:49,709 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 -> db6e7a7f3be179438223abf82c6cabe8d26d1cb7 [2019-11-27 15:42:50,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:50,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:50,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:50,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:50,372 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:50,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-27 15:42:50,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b608f26/2d3346d478f0406e8c7f4fd82f6d528e/FLAG3e197f822 [2019-11-27 15:42:51,809 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:51,811 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-27 15:42:51,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b608f26/2d3346d478f0406e8c7f4fd82f6d528e/FLAG3e197f822 [2019-11-27 15:42:51,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b608f26/2d3346d478f0406e8c7f4fd82f6d528e [2019-11-27 15:42:51,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:51,901 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:51,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:51,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:51,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:51,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:51" (1/1) ... [2019-11-27 15:42:51,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:51, skipping insertion in model container [2019-11-27 15:42:51,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:51" (1/1) ... [2019-11-27 15:42:51,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:52,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:53,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:53,090 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:53,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:53,416 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:53,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53 WrapperNode [2019-11-27 15:42:53,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:53,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:53,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:53,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:53,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53" (1/1) ... [2019-11-27 15:42:53,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53" (1/1) ... [2019-11-27 15:42:53,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:53,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:53,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:53,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:53,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53" (1/1) ... [2019-11-27 15:42:53,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53" (1/1) ... [2019-11-27 15:42:53,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53" (1/1) ... [2019-11-27 15:42:53,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53" (1/1) ... [2019-11-27 15:42:53,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53" (1/1) ... [2019-11-27 15:42:53,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53" (1/1) ... [2019-11-27 15:42:53,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:53" (1/1) ... [2019-11-27 15:42:53,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:53,818 INFO L168 Benchmark]: Toolchain (without parser) took 1911.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:53,824 INFO L168 Benchmark]: CDTParser took 1.97 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 15:42:53,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1515.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 970.9 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:53,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:53,834 INFO L168 Benchmark]: Boogie Preprocessor took 189.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:53,848 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.97 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 1515.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 970.9 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:42:57,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:57,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:57,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:57,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:57,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:57,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:57,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:57,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:57,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:57,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:57,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:57,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:57,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:57,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:57,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:57,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:57,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:57,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:57,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:57,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:57,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:57,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:57,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:57,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:57,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:57,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:57,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:57,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:57,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:57,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:57,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:57,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:57,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:57,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:57,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:57,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:57,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:57,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:57,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:57,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:57,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:57,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:57,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:57,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:57,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:57,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:57,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:57,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:57,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:57,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:57,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:57,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:57,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:57,892 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:57,892 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:57,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:57,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:57,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:57,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:57,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:57,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:57,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:57,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:57,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:57,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:57,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:57,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:57,900 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:57,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:57,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:57,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:57,905 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 -> db6e7a7f3be179438223abf82c6cabe8d26d1cb7 [2019-11-27 15:42:58,464 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:58,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:58,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:58,501 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:58,504 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:58,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-27 15:42:58,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3567e9b25/fbf6b22a478f43699a9013687b466c9a/FLAG2f133c9a0 [2019-11-27 15:42:59,914 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:59,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-27 15:42:59,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3567e9b25/fbf6b22a478f43699a9013687b466c9a/FLAG2f133c9a0 [2019-11-27 15:43:00,339 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3567e9b25/fbf6b22a478f43699a9013687b466c9a [2019-11-27 15:43:00,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:00,347 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:00,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:00,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:00,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:00,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:00" (1/1) ... [2019-11-27 15:43:00,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:00, skipping insertion in model container [2019-11-27 15:43:00,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:00" (1/1) ... [2019-11-27 15:43:00,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:00,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:01,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:01,605 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:01,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:01,936 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:01,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01 WrapperNode [2019-11-27 15:43:01,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:01,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:01,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:01,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:01,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01" (1/1) ... [2019-11-27 15:43:02,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01" (1/1) ... [2019-11-27 15:43:02,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:02,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:02,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:02,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:02,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01" (1/1) ... [2019-11-27 15:43:02,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01" (1/1) ... [2019-11-27 15:43:02,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01" (1/1) ... [2019-11-27 15:43:02,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01" (1/1) ... [2019-11-27 15:43:02,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01" (1/1) ... [2019-11-27 15:43:02,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01" (1/1) ... [2019-11-27 15:43:02,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:01" (1/1) ... [2019-11-27 15:43:02,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:02,361 INFO L168 Benchmark]: Toolchain (without parser) took 2013.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 972.2 MB in the end (delta: -3.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:02,369 INFO L168 Benchmark]: CDTParser took 1.08 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 15:43:02,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1581.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 977.9 MB in the end (delta: -9.1 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.13 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,379 INFO L168 Benchmark]: Boogie Preprocessor took 207.75 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:02,391 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 1581.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 977.9 MB in the end (delta: -9.1 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.13 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 207.75 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...