./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem06_label28.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 7317524b7c7500e752aa7a859fd94a60d8c80001 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label28.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 7317524b7c7500e752aa7a859fd94a60d8c80001 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:41,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:41,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:41,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:41,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:41,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:41,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:41,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:41,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:41,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:41,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:41,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:41,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:41,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:41,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:41,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:41,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:41,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:41,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:41,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:41,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:41,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:41,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:41,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:41,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:41,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:41,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:41,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:41,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:41,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:41,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:41,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:41,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:41,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:41,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:41,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:41,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:41,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:41,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:41,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:41,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:41,910 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:41,943 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:41,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:41,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:41,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:41,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:41,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:41,952 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:41,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:41,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:41,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:41,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:41,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:41,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:41,956 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:41,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:41,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:41,959 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:41,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:41,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:41,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:41,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:41,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:41,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:41,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:41,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:41,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:41,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:41,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:41,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:41,967 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 -> 7317524b7c7500e752aa7a859fd94a60d8c80001 [2019-11-24 20:43:42,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:42,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:42,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:42,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:42,511 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:42,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label28.c [2019-11-24 20:43:42,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22bb574d6/f1e4f97b0af14b829e249f3ca8701588/FLAG263b46bd7 [2019-11-24 20:43:44,546 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:44,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label28.c [2019-11-24 20:43:44,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22bb574d6/f1e4f97b0af14b829e249f3ca8701588/FLAG263b46bd7 [2019-11-24 20:43:44,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22bb574d6/f1e4f97b0af14b829e249f3ca8701588 [2019-11-24 20:43:44,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:44,999 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:45,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:45,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:45,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:45,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:45, skipping insertion in model container [2019-11-24 20:43:45,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:45,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:49,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:49,707 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:52,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:52,342 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:52,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52 WrapperNode [2019-11-24 20:43:52,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:52,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:52,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:52,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:52,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52" (1/1) ... [2019-11-24 20:43:52,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52" (1/1) ... [2019-11-24 20:43:53,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:53,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:53,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:53,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:53,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52" (1/1) ... [2019-11-24 20:43:53,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52" (1/1) ... [2019-11-24 20:43:53,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52" (1/1) ... [2019-11-24 20:43:53,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52" (1/1) ... [2019-11-24 20:43:53,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52" (1/1) ... [2019-11-24 20:43:53,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52" (1/1) ... [2019-11-24 20:43:53,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:52" (1/1) ... [2019-11-24 20:43:54,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:54,132 INFO L168 Benchmark]: Toolchain (without parser) took 9129.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 781.9 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:54,136 INFO L168 Benchmark]: CDTParser took 1.92 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. [2019-11-24 20:43:54,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7344.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.0 MB in the end (delta: 27.1 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:54,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 880.55 ms. Allocated memory is still 1.0 GB. Free memory was 906.0 MB in the beginning and 834.2 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:54,145 INFO L168 Benchmark]: Boogie Preprocessor took 893.37 ms. Allocated memory is still 1.0 GB. Free memory was 834.2 MB in the beginning and 781.9 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:54,155 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 7344.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.0 MB in the end (delta: 27.1 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 880.55 ms. Allocated memory is still 1.0 GB. Free memory was 906.0 MB in the beginning and 834.2 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 893.37 ms. Allocated memory is still 1.0 GB. Free memory was 834.2 MB in the beginning and 781.9 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 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 0.1.24-32f2683 [2019-11-24 20:43:58,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:58,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:58,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:58,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:58,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:58,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:58,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:58,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:58,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:58,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:58,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:58,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:58,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:58,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:58,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:58,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:58,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:58,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:58,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:58,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:58,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:58,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:58,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:58,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:58,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:58,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:58,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:58,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:58,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:58,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:58,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:58,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:58,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:58,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:58,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:58,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:58,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:58,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:58,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:58,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:58,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:43:58,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:58,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:58,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:58,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:58,239 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:58,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:58,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:58,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:58,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:58,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:58,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:58,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:58,244 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:58,245 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:43:58,247 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:43:58,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:58,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:58,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:58,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:58,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:58,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:58,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:58,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:58,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:58,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:58,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:58,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:58,252 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:43:58,253 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:43:58,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:58,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:43:58,257 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 -> 7317524b7c7500e752aa7a859fd94a60d8c80001 [2019-11-24 20:43:58,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:58,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:58,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:58,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:58,953 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:58,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label28.c [2019-11-24 20:43:59,117 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23eccaf80/a5405d6c302345d59b335bc01aacf83b/FLAG8094aa4dc [2019-11-24 20:44:01,076 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:44:01,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label28.c [2019-11-24 20:44:01,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23eccaf80/a5405d6c302345d59b335bc01aacf83b/FLAG8094aa4dc [2019-11-24 20:44:01,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23eccaf80/a5405d6c302345d59b335bc01aacf83b [2019-11-24 20:44:01,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:44:01,219 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:44:01,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:01,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:44:01,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:44:01,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:01" (1/1) ... [2019-11-24 20:44:01,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8bcb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:01, skipping insertion in model container [2019-11-24 20:44:01,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:01" (1/1) ... [2019-11-24 20:44:01,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:44:01,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:44:06,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:06,387 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:44:09,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:09,321 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:44:09,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09 WrapperNode [2019-11-24 20:44:09,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:09,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:09,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:44:09,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:44:09,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:09,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:10,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:44:10,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:44:10,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:44:10,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:11,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:44:11,119 INFO L168 Benchmark]: Toolchain (without parser) took 9894.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 755.4 MB in the end (delta: 183.4 MB). Peak memory consumption was 183.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:11,121 INFO L168 Benchmark]: CDTParser took 2.86 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. [2019-11-24 20:44:11,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8101.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 878.1 MB in the end (delta: 60.7 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:11,125 INFO L168 Benchmark]: Boogie Procedure Inliner took 851.85 ms. Allocated memory is still 1.0 GB. Free memory was 878.1 MB in the beginning and 807.4 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:11,132 INFO L168 Benchmark]: Boogie Preprocessor took 933.12 ms. Allocated memory is still 1.0 GB. Free memory was 807.4 MB in the beginning and 755.4 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:11,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.86 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 8101.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 878.1 MB in the end (delta: 60.7 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 851.85 ms. Allocated memory is still 1.0 GB. Free memory was 878.1 MB in the beginning and 807.4 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 933.12 ms. Allocated memory is still 1.0 GB. Free memory was 807.4 MB in the beginning and 755.4 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...