./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label01.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 dab50d57c53f23a15c1109c01d840c6793808077 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label01.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 dab50d57c53f23a15c1109c01d840c6793808077 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:28,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:28,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:28,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:28,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:28,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:28,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:28,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:28,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:28,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:28,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:28,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:28,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:28,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:28,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:28,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:28,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:28,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:28,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:28,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:28,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:28,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:28,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:28,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:28,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:28,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:28,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:28,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:28,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:28,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:28,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:28,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:28,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:28,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:28,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:28,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:28,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:28,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:28,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:28,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:28,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:28,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:28,868 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:28,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:28,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:28,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:28,875 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:28,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:28,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:28,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:28,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:28,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:28,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:28,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:28,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:28,884 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:28,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:28,885 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:28,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:28,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:28,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:28,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:28,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:28,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:28,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:28,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:28,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:28,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:28,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:28,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:28,891 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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2019-11-27 09:20:29,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:29,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:29,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:29,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:29,465 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:29,466 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-27 09:20:29,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c4fab9cb/286927cb4ba042ddb8d1f5da56b1be61/FLAGf59eb3564 [2019-11-27 09:20:30,888 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:30,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-27 09:20:30,925 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c4fab9cb/286927cb4ba042ddb8d1f5da56b1be61/FLAGf59eb3564 [2019-11-27 09:20:30,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c4fab9cb/286927cb4ba042ddb8d1f5da56b1be61 [2019-11-27 09:20:30,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:30,977 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:30,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:30,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:30,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:30,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:30" (1/1) ... [2019-11-27 09:20:31,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:30, skipping insertion in model container [2019-11-27 09:20:31,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:30" (1/1) ... [2019-11-27 09:20:31,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:31,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:32,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:32,261 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:32,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:32,614 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:32,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32 WrapperNode [2019-11-27 09:20:32,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:32,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:32,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:32,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:32,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:32,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:32,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:32,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:32,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:33,011 INFO L168 Benchmark]: Toolchain (without parser) took 2024.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:33,012 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:33,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1634.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.86 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,021 INFO L168 Benchmark]: Boogie Preprocessor took 186.85 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:33,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1634.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.86 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.85 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:36,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:36,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:36,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:36,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:36,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:36,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:36,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:36,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:36,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:36,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:36,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:36,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:36,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:36,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:36,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:37,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:37,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:37,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:37,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:37,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:37,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:37,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:37,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:37,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:37,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:37,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:37,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:37,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:37,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:37,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:37,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:37,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:37,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:37,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:37,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:37,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:37,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:37,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:37,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:37,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:37,072 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:37,113 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:37,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:37,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:37,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:37,120 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:37,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:37,123 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:37,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:37,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:37,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:37,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:37,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:37,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:37,126 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:37,128 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:37,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:37,128 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:37,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:37,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:37,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:37,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:37,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:37,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:37,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:37,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:37,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:37,134 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:37,134 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:37,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:37,135 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:37,139 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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2019-11-27 09:20:37,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:37,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:37,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:37,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:37,732 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:37,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-27 09:20:37,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ab6bd378/7641a2c13c1c42738c0c772b1092abc4/FLAG629aac18e [2019-11-27 09:20:39,145 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:39,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-27 09:20:39,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ab6bd378/7641a2c13c1c42738c0c772b1092abc4/FLAG629aac18e [2019-11-27 09:20:39,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ab6bd378/7641a2c13c1c42738c0c772b1092abc4 [2019-11-27 09:20:39,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:39,246 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:39,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:39,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:39,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:39,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:39" (1/1) ... [2019-11-27 09:20:39,269 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 09:20:39, skipping insertion in model container [2019-11-27 09:20:39,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:39" (1/1) ... [2019-11-27 09:20:39,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:39,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:40,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:40,562 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:40,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:40,844 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:40,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40 WrapperNode [2019-11-27 09:20:40,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:40,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:40,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:40,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:40,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:40,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:41,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:41,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:41,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:41,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:41,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:41,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:41,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:41,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:41,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:41,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:41,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:41,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:41,227 INFO L168 Benchmark]: Toolchain (without parser) took 1980.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 955.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:41,233 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:41,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1601.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 966.5 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:41,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.04 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:41,241 INFO L168 Benchmark]: Boogie Preprocessor took 157.76 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 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 09:20:41,253 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1601.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 966.5 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.04 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 157.76 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 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...