./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label52.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/Problem15_label52.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 4bb3b482390115b2782eac42531403c30b191295 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label52.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 4bb3b482390115b2782eac42531403c30b191295 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:55:16,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:16,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:16,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:16,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:16,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:16,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:16,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:16,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:16,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:16,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:16,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:16,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:16,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:16,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:16,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:16,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:16,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:16,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:16,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:16,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:16,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:16,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:16,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:16,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:16,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:16,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:16,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:16,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:16,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:16,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:16,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:16,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:16,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:16,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:16,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:16,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:16,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:16,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:16,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:16,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:16,221 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:16,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:16,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:16,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:16,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:16,285 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:16,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:16,286 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:16,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:16,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:16,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:16,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:16,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:16,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:16,289 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:16,291 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:16,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:16,291 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:16,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:16,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:16,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:16,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:16,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:16,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:16,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:16,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:16,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:16,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:16,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:16,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:16,301 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 -> 4bb3b482390115b2782eac42531403c30b191295 [2019-11-24 20:55:16,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:16,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:16,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:16,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:16,966 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:16,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-24 20:55:17,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4b4a4235/53b149b1d8e345f9a3b9db0ceb1119ba/FLAGecaac4155 [2019-11-24 20:55:18,562 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:18,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-24 20:55:18,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4b4a4235/53b149b1d8e345f9a3b9db0ceb1119ba/FLAGecaac4155 [2019-11-24 20:55:18,656 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4b4a4235/53b149b1d8e345f9a3b9db0ceb1119ba [2019-11-24 20:55:18,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:18,668 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:18,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:18,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:18,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:18,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:18" (1/1) ... [2019-11-24 20:55:18,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:18, skipping insertion in model container [2019-11-24 20:55:18,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:18" (1/1) ... [2019-11-24 20:55:18,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:18,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:20,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:20,644 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:21,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:21,275 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:21,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21 WrapperNode [2019-11-24 20:55:21,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:21,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:21,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:21,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:21,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:21,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:21,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:21,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:21,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:21,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:21,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:21,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:21,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:21,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:22,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:22,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:22,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:22,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:22,275 INFO L168 Benchmark]: Toolchain (without parser) took 3601.34 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 857.9 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:22,277 INFO L168 Benchmark]: CDTParser took 2.16 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 20:55:22,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2603.38 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 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:22,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 511.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:22,293 INFO L168 Benchmark]: Boogie Preprocessor took 476.06 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 857.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:22,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.16 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 2603.38 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 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 511.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 476.06 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 857.9 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 0.1.24-32f2683 [2019-11-24 20:55:26,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:26,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:26,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:26,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:26,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:26,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:26,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:26,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:26,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:26,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:26,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:26,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:26,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:26,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:26,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:26,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:26,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:26,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:26,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:26,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:26,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:26,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:26,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:26,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:26,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:26,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:26,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:26,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:26,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:26,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:26,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:26,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:26,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:26,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:26,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:26,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:26,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:26,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:26,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:26,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:26,235 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:26,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:26,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:26,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:26,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:26,283 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:26,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:26,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:26,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:26,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:26,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:26,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:26,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:26,290 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:26,291 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:26,292 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:26,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:26,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:26,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:26,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:26,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:26,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:26,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:26,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:26,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:26,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:26,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:26,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:26,301 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:26,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:26,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:26,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:26,304 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 -> 4bb3b482390115b2782eac42531403c30b191295 [2019-11-24 20:55:26,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:26,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:26,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:26,923 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:26,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:26,930 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-24 20:55:27,076 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c40f8502/4b63195a80cd493a9fa748801139c747/FLAG6c3b47363 [2019-11-24 20:55:28,533 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:28,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-24 20:55:28,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c40f8502/4b63195a80cd493a9fa748801139c747/FLAG6c3b47363 [2019-11-24 20:55:28,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c40f8502/4b63195a80cd493a9fa748801139c747 [2019-11-24 20:55:28,888 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:28,891 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:28,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:28,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:28,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:28,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:28" (1/1) ... [2019-11-24 20:55:28,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:28, skipping insertion in model container [2019-11-24 20:55:28,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:28" (1/1) ... [2019-11-24 20:55:28,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:29,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:31,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:31,138 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:31,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:31,926 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:31,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31 WrapperNode [2019-11-24 20:55:31,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:31,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:31,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:31,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:31,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:32,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:32,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:32,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:32,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:32,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:32,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:32,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:32,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:32,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:32,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:32,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:32,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:32,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:32,655 INFO L168 Benchmark]: Toolchain (without parser) took 3755.93 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 852.1 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:32,656 INFO L168 Benchmark]: CDTParser took 0.55 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 20:55:32,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3029.40 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 886.5 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:32,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 345.28 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:32,665 INFO L168 Benchmark]: Boogie Preprocessor took 368.56 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 852.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:32,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 3029.40 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 886.5 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 345.28 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 368.56 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 852.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...