./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label39.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 ba306608fc0f772ef62007e5db4055e4b04fb7d4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label39.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 ba306608fc0f772ef62007e5db4055e4b04fb7d4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:43,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:43,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:43,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:43,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:43,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:43,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:43,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:43,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:43,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:43,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:43,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:43,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:43,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:43,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:43,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:43,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:43,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:43,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:43,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:43,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:43,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:43,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:43,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:43,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:43,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:43,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:43,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:43,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:43,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:43,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:43,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:43,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:43,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:43,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:43,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:43,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:43,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:43,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:43,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:43,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:43,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:43,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:43,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:43,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:43,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:43,286 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:43,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:43,289 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:43,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:43,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:43,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:43,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:43,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:43,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:43,292 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:43,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:43,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:43,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:43,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:43,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:43,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:43,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:43,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:43,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:43,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:43,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:43,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:43,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:43,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:43,303 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 -> ba306608fc0f772ef62007e5db4055e4b04fb7d4 [2019-11-27 09:35:43,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:43,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:43,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:43,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:43,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:43,887 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label39.c [2019-11-27 09:35:44,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c4ad8a90/f68e49f3fb1143a9b77f1e36654babbe/FLAG2da406819 [2019-11-27 09:35:45,307 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:45,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label39.c [2019-11-27 09:35:45,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c4ad8a90/f68e49f3fb1143a9b77f1e36654babbe/FLAG2da406819 [2019-11-27 09:35:45,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c4ad8a90/f68e49f3fb1143a9b77f1e36654babbe [2019-11-27 09:35:45,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:45,399 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:45,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:45,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:45,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:45,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730116ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:45, skipping insertion in model container [2019-11-27 09:35:45,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:45,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:46,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:46,771 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:47,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:47,150 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:47,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47 WrapperNode [2019-11-27 09:35:47,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:47,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:47,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:47,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:47,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:47,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:47,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:47,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:47,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:47,610 INFO L168 Benchmark]: Toolchain (without parser) took 2204.81 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 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:47,613 INFO L168 Benchmark]: CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:47,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1751.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:47,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.31 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:47,623 INFO L168 Benchmark]: Boogie Preprocessor took 188.25 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:47,634 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 1751.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 257.31 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.25 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:51,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:51,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:51,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:51,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:51,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:51,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:51,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:51,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:51,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:51,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:51,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:51,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:51,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:51,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:51,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:51,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:51,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:51,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:51,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:51,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:51,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:51,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:51,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:51,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:51,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:51,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:51,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:51,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:51,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:51,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:51,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:51,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:51,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:51,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:51,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:51,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:51,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:51,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:51,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:51,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:51,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:51,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:51,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:51,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:51,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:51,895 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:51,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:51,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:51,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:51,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:51,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:51,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:51,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:51,903 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:51,904 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:51,904 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:51,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:51,905 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:51,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:51,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:51,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:51,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:51,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:51,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:51,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:51,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:51,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:51,911 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:51,912 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:51,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:51,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:51,915 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 -> ba306608fc0f772ef62007e5db4055e4b04fb7d4 [2019-11-27 09:35:52,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:52,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:52,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:52,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:52,542 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:52,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label39.c [2019-11-27 09:35:52,705 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f007f1122/9aa73c72cbb241dea9166f84b0b79c03/FLAG55a09d082 [2019-11-27 09:35:53,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:53,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label39.c [2019-11-27 09:35:53,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f007f1122/9aa73c72cbb241dea9166f84b0b79c03/FLAG55a09d082 [2019-11-27 09:35:54,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f007f1122/9aa73c72cbb241dea9166f84b0b79c03 [2019-11-27 09:35:54,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:54,393 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:54,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:54,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:54,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:54,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54, skipping insertion in model container [2019-11-27 09:35:54,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:54,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:55,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:55,710 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:56,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:56,153 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:56,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56 WrapperNode [2019-11-27 09:35:56,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:56,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:56,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:56,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:56,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:56,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:56,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:56,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:56,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:56,633 INFO L168 Benchmark]: Toolchain (without parser) took 2236.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 960.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,635 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 09:35:56,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1761.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 977.5 MB in the end (delta: -8.7 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 262.56 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,645 INFO L168 Benchmark]: Boogie Preprocessor took 205.62 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,657 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1761.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 977.5 MB in the end (delta: -8.7 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 262.56 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.62 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...