./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem16_label09.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 5a32e026edf0616eb4045a18a8b0546054fb92f7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label09.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 5a32e026edf0616eb4045a18a8b0546054fb92f7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:29,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:29,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:29,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:29,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:29,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:29,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:29,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:29,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:29,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:29,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:29,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:29,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:29,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:29,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:29,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:29,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:29,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:29,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:29,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:29,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:29,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:29,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:29,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:29,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:29,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:29,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:29,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:29,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:29,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:29,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:29,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:29,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:29,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:29,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:29,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:29,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:29,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:29,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:29,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:29,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:29,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:29,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:29,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:29,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:29,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:29,780 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:29,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:29,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:29,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:29,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:29,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:29,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:29,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:29,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:29,787 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:29,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:29,787 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:29,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:29,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:29,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:29,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:29,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:29,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:29,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:29,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:29,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:29,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:29,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:29,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:29,796 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 -> 5a32e026edf0616eb4045a18a8b0546054fb92f7 [2019-11-26 16:49:30,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:30,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:30,484 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:30,488 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:30,490 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:30,491 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2019-11-26 16:49:30,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21ff5e159/2682af5b8afd474295fb0adf228edc4d/FLAG419ce1cf6 [2019-11-26 16:49:32,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:32,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2019-11-26 16:49:32,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21ff5e159/2682af5b8afd474295fb0adf228edc4d/FLAG419ce1cf6 [2019-11-26 16:49:32,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21ff5e159/2682af5b8afd474295fb0adf228edc4d [2019-11-26 16:49:32,168 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:32,172 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:32,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:32,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:32,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:32,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:32,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32, skipping insertion in model container [2019-11-26 16:49:32,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:32,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:32,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:34,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:34,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:35,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:35,226 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:35,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35 WrapperNode [2019-11-26 16:49:35,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:35,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:35,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:35,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:35,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:35,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:35,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:35,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:35,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:35,918 INFO L168 Benchmark]: Toolchain (without parser) took 3738.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.3 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:35,919 INFO L168 Benchmark]: CDTParser took 2.06 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. [2019-11-26 16:49:35,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3052.76 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 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:35,926 INFO L168 Benchmark]: Boogie Procedure Inliner took 332.89 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:35,929 INFO L168 Benchmark]: Boogie Preprocessor took 343.48 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:35,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.06 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 3052.76 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 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 332.89 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 343.48 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:39,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:39,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:39,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:39,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:39,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:39,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:39,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:39,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:39,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:39,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:39,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:39,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:39,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:39,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:39,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:39,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:39,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:39,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:39,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:39,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:39,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:39,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:39,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:39,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:39,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:39,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:39,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:39,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:40,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:40,001 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:40,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:40,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:40,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:40,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:40,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:40,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:40,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:40,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:40,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:40,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:40,026 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:40,078 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:40,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:40,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:40,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:40,087 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:40,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:40,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:40,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:40,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:40,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:40,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:40,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:40,095 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:40,096 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:40,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:40,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:40,099 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:40,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:40,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:40,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:40,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:40,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:40,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:40,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:40,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:40,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:40,104 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:40,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:40,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:40,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:40,109 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 -> 5a32e026edf0616eb4045a18a8b0546054fb92f7 [2019-11-26 16:49:40,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:40,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:40,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:40,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:40,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:40,822 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2019-11-26 16:49:40,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90567d091/22342d17ade64befa9ba4cc4c6e89094/FLAG32e8a5592 [2019-11-26 16:49:42,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:42,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2019-11-26 16:49:42,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90567d091/22342d17ade64befa9ba4cc4c6e89094/FLAG32e8a5592 [2019-11-26 16:49:42,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90567d091/22342d17ade64befa9ba4cc4c6e89094 [2019-11-26 16:49:42,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:42,594 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:42,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:42,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:42,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:42,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:42,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:42, skipping insertion in model container [2019-11-26 16:49:42,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:42" (1/1) ... [2019-11-26 16:49:42,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:42,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:44,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:44,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:45,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:45,740 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:45,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45 WrapperNode [2019-11-26 16:49:45,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:45,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:45,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:45,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:45,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:46,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:46,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:46,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:46,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:46,243 INFO L168 Benchmark]: Toolchain (without parser) took 3642.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:46,244 INFO L168 Benchmark]: CDTParser took 2.43 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. [2019-11-26 16:49:46,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3142.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:46,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:46,252 INFO L168 Benchmark]: Boogie Preprocessor took 220.83 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:46,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.43 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 3142.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 220.83 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...