./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem01_label19.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 1dbe756481135ac1d54a76a4eed07fd2745a9deb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label19.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 1dbe756481135ac1d54a76a4eed07fd2745a9deb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:36,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:36,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:36,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:36,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:36,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:36,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:36,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:36,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:36,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:36,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:36,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:36,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:36,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:36,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:36,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:36,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:36,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:36,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:36,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:36,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:36,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:36,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:36,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:36,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:36,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:36,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:36,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:36,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:36,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:36,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:36,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:36,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:36,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:36,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:36,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:36,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:36,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:36,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:36,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:36,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:36,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:36,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:36,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:36,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:36,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:36,315 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:36,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:36,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:36,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:36,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:36,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:36,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:36,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:36,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:36,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:36,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:36,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:36,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:36,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:36,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:36,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:36,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:36,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:36,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:36,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:36,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:36,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:36,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:36,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:36,332 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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2019-11-25 22:25:36,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:36,915 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:36,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:36,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:36,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:36,928 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-25 22:25:37,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b9d2089/2f474cecfaf945f9a6b6965fc3a5333b/FLAGef1d1eff0 [2019-11-25 22:25:38,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:38,346 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-25 22:25:38,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b9d2089/2f474cecfaf945f9a6b6965fc3a5333b/FLAGef1d1eff0 [2019-11-25 22:25:38,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b9d2089/2f474cecfaf945f9a6b6965fc3a5333b [2019-11-25 22:25:38,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:38,432 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:38,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:38,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:38,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:38,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:38" (1/1) ... [2019-11-25 22:25:38,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:38, skipping insertion in model container [2019-11-25 22:25:38,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:38" (1/1) ... [2019-11-25 22:25:38,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:38,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:39,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:39,667 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:39,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:39,972 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:39,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39 WrapperNode [2019-11-25 22:25:39,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:39,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:39,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:39,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:39,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:40,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:40,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:40,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:40,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:40,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:40,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:40,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:40,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:40,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:40,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:40,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:40,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:40,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:40,372 INFO L168 Benchmark]: Toolchain (without parser) took 1934.48 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 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:40,373 INFO L168 Benchmark]: CDTParser took 1.15 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. [2019-11-25 22:25:40,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1541.99 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:40,380 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.77 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:40,383 INFO L168 Benchmark]: Boogie Preprocessor took 162.42 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:40,394 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 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 1541.99 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.77 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.42 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 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 0.1.24-65d6cd2 [2019-11-25 22:25:44,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:44,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:44,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:44,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:44,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:44,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:44,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:44,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:44,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:44,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:44,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:44,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:44,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:44,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:44,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:44,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:44,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:44,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:44,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:44,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:44,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:44,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:44,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:44,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:44,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:44,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:44,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:44,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:44,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:44,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:44,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:44,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:44,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:44,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:44,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:44,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:44,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:44,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:44,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:44,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:44,383 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:44,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:44,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:44,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:44,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:44,436 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:44,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:44,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:44,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:44,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:44,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:44,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:44,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:44,441 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:44,442 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:44,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:44,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:44,444 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:44,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:44,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:44,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:44,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:44,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:44,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:44,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:44,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:44,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:44,450 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:44,450 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:44,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:44,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:44,455 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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2019-11-25 22:25:45,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:45,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:45,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:45,089 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:45,089 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:45,091 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-25 22:25:45,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b52881e/eb218393c04b408d8dc5eee96923c19e/FLAG65ed9bbe7 [2019-11-25 22:25:46,485 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:46,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-25 22:25:46,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b52881e/eb218393c04b408d8dc5eee96923c19e/FLAG65ed9bbe7 [2019-11-25 22:25:47,056 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b52881e/eb218393c04b408d8dc5eee96923c19e [2019-11-25 22:25:47,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:47,070 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:47,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:47,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:47,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:47,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:47" (1/1) ... [2019-11-25 22:25:47,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31007272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:47, skipping insertion in model container [2019-11-25 22:25:47,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:47" (1/1) ... [2019-11-25 22:25:47,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:47,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:48,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:48,170 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:48,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:48,469 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:48,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48 WrapperNode [2019-11-25 22:25:48,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:48,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:48,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:48,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:48,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:48,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:48,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:48,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:48,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:48,856 INFO L168 Benchmark]: Toolchain (without parser) took 1783.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:48,860 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:25:48,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1397.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.7 MB in the end (delta: -253.4 kB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:48,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 961.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:48,867 INFO L168 Benchmark]: Boogie Preprocessor took 164.22 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 956.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:48,878 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1397.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.7 MB in the end (delta: -253.4 kB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 961.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.22 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 956.2 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...