./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label49.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/Problem17_label49.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 10109c3b728ba0bfc1d86c9a644b553df17b52ac ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label49.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 10109c3b728ba0bfc1d86c9a644b553df17b52ac ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:56:40,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:40,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:40,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:40,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:40,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:40,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:40,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:40,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:40,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:40,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:40,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:40,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:40,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:40,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:40,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:40,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:40,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:40,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:41,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:41,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:41,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:41,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:41,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:41,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:41,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:41,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:41,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:41,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:41,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:41,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:41,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:41,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:41,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:41,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:41,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:41,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:41,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:41,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:41,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:41,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:41,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:41,099 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:41,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:41,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:41,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:41,106 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:41,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:41,107 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:41,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:41,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:41,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:41,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:41,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:41,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:41,112 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:41,113 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:41,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:41,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:41,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:41,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:41,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:41,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:41,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:41,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:41,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:41,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:41,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:41,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:41,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:41,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:41,122 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 -> 10109c3b728ba0bfc1d86c9a644b553df17b52ac [2019-11-24 20:56:41,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:41,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:41,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:41,727 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:41,731 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:41,732 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-24 20:56:41,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d711de34/c780537144cc47fab3d3a993e08b6b42/FLAG3e1d58b79 [2019-11-24 20:56:43,439 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:43,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-24 20:56:43,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d711de34/c780537144cc47fab3d3a993e08b6b42/FLAG3e1d58b79 [2019-11-24 20:56:43,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d711de34/c780537144cc47fab3d3a993e08b6b42 [2019-11-24 20:56:43,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:43,560 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:43,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:43,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:43,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:43,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:43" (1/1) ... [2019-11-24 20:56:43,583 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 24.11 08:56:43, skipping insertion in model container [2019-11-24 20:56:43,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:43" (1/1) ... [2019-11-24 20:56:43,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:43,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:46,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:46,096 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:47,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:47,059 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:47,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47 WrapperNode [2019-11-24 20:56:47,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:47,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:47,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:47,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:47,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:47,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:47,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:47,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:47,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:48,553 INFO L168 Benchmark]: Toolchain (without parser) took 4989.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 776.5 MB in the end (delta: 185.2 MB). Peak memory consumption was 185.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,554 INFO L168 Benchmark]: CDTParser took 0.94 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 20:56:48,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3498.64 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 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 662.30 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,566 INFO L168 Benchmark]: Boogie Preprocessor took 818.79 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,579 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 3498.64 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 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 662.30 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 818.79 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 20:56:52,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:52,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:52,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:52,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:52,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:52,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:52,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:52,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:52,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:52,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:52,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:52,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:52,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:52,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:52,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:52,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:52,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:52,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:52,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:52,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:52,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:52,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:52,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:52,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:52,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:52,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:52,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:52,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:52,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:52,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:52,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:52,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:52,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:52,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:52,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:52,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:52,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:52,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:52,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:52,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:52,762 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:52,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:52,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:52,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:52,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:52,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:52,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:52,811 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:52,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:52,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:52,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:52,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:52,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:52,814 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:52,816 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:52,816 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:52,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:52,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:52,817 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:52,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:52,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:52,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:52,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:52,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:52,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:52,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:52,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:52,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:52,823 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:52,826 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:52,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:52,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:52,828 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 -> 10109c3b728ba0bfc1d86c9a644b553df17b52ac [2019-11-24 20:56:53,405 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:53,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:53,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:53,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:53,453 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:53,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-24 20:56:53,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ad6dba36/3d3b73be086e4b9abe2e0fbeca0d5ba2/FLAG96a8bb0bc [2019-11-24 20:56:55,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:55,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-24 20:56:55,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ad6dba36/3d3b73be086e4b9abe2e0fbeca0d5ba2/FLAG96a8bb0bc [2019-11-24 20:56:55,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ad6dba36/3d3b73be086e4b9abe2e0fbeca0d5ba2 [2019-11-24 20:56:55,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:55,295 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:55,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:55,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:55,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:55,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:55" (1/1) ... [2019-11-24 20:56:55,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:55, skipping insertion in model container [2019-11-24 20:56:55,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:55" (1/1) ... [2019-11-24 20:56:55,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:55,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:58,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:58,045 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:59,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:59,272 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:59,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59 WrapperNode [2019-11-24 20:56:59,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:59,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:59,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:59,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:59,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:59,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:59,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:59,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:59,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:57:00,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:57:00,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:00,106 INFO L168 Benchmark]: Toolchain (without parser) took 4804.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 797.7 MB in the end (delta: 163.9 MB). Peak memory consumption was 164.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:00,107 INFO L168 Benchmark]: CDTParser took 0.30 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 20:57:00,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3975.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 837.8 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:00,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 392.08 ms. Allocated memory is still 1.0 GB. Free memory was 837.8 MB in the beginning and 814.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:00,117 INFO L168 Benchmark]: Boogie Preprocessor took 428.62 ms. Allocated memory is still 1.0 GB. Free memory was 814.9 MB in the beginning and 797.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:00,128 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 3975.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 837.8 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 392.08 ms. Allocated memory is still 1.0 GB. Free memory was 837.8 MB in the beginning and 814.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 428.62 ms. Allocated memory is still 1.0 GB. Free memory was 814.9 MB in the beginning and 797.7 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...