./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label32.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 a7f583c5696f770774eed073d41307374ee0c036 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label32.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 a7f583c5696f770774eed073d41307374ee0c036 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:05,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:05,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:05,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:05,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:05,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:05,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:05,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:05,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:05,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:05,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:05,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:05,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:05,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:05,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:05,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:05,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:05,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:05,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:05,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:05,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:05,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:05,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:05,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:05,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:05,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:05,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:05,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:05,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:05,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:05,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:05,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:05,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:05,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:05,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:05,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:05,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:05,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:05,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:05,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:05,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:05,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:05,308 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:05,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:05,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:05,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:05,315 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:05,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:05,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:05,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:05,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:05,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:05,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:05,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:05,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:05,320 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:05,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:05,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:05,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:05,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:05,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:05,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:05,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:05,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:05,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:05,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:05,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:05,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:05,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:05,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:05,329 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 -> a7f583c5696f770774eed073d41307374ee0c036 [2019-11-27 15:58:05,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:05,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:05,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:05,985 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:05,986 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:05,987 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-27 15:58:06,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a829e3c6/1348db81c07f45e6871c50e5fd151e76/FLAG95d09cfa9 [2019-11-27 15:58:07,558 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:07,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-27 15:58:07,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a829e3c6/1348db81c07f45e6871c50e5fd151e76/FLAG95d09cfa9 [2019-11-27 15:58:07,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a829e3c6/1348db81c07f45e6871c50e5fd151e76 [2019-11-27 15:58:07,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:07,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:07,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:07,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:07,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:07,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:07,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07, skipping insertion in model container [2019-11-27 15:58:07,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:07,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:07,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:09,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:09,655 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:10,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:10,247 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:10,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10 WrapperNode [2019-11-27 15:58:10,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:10,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:10,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:10,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:10,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10" (1/1) ... [2019-11-27 15:58:10,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10" (1/1) ... [2019-11-27 15:58:10,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:10,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:10,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:10,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:10,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10" (1/1) ... [2019-11-27 15:58:10,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10" (1/1) ... [2019-11-27 15:58:10,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10" (1/1) ... [2019-11-27 15:58:10,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10" (1/1) ... [2019-11-27 15:58:11,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10" (1/1) ... [2019-11-27 15:58:11,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10" (1/1) ... [2019-11-27 15:58:11,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:10" (1/1) ... [2019-11-27 15:58:11,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:11,334 INFO L168 Benchmark]: Toolchain (without parser) took 3654.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.8 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:11,335 INFO L168 Benchmark]: CDTParser took 0.32 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 15:58:11,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2580.50 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 915.0 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:11,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 518.87 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:11,347 INFO L168 Benchmark]: Boogie Preprocessor took 549.16 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:11,357 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 2580.50 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 915.0 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 518.87 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 549.16 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.8 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 0.1.24-509859d [2019-11-27 15:58:15,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:15,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:15,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:15,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:15,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:15,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:15,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:15,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:15,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:15,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:15,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:15,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:15,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:15,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:15,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:15,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:15,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:15,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:15,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:15,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:15,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:15,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:15,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:15,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:15,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:15,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:15,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:15,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:15,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:15,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:15,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:15,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:15,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:15,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:15,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:15,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:15,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:15,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:15,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:15,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:15,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:15,539 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:15,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:15,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:15,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:15,547 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:15,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:15,548 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:15,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:15,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:15,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:15,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:15,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:15,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:15,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:15,556 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:15,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:15,557 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:15,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:15,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:15,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:15,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:15,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:15,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:15,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:15,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:15,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:15,563 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:15,563 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:15,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:15,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:15,565 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 -> a7f583c5696f770774eed073d41307374ee0c036 [2019-11-27 15:58:16,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:16,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:16,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:16,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:16,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:16,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-27 15:58:16,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e5a4e8fa/9b2a1ee8adff49ea8d1bf2f56687f50e/FLAGba9b4d4d4 [2019-11-27 15:58:17,810 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:17,813 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-27 15:58:17,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e5a4e8fa/9b2a1ee8adff49ea8d1bf2f56687f50e/FLAGba9b4d4d4 [2019-11-27 15:58:17,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e5a4e8fa/9b2a1ee8adff49ea8d1bf2f56687f50e [2019-11-27 15:58:17,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:17,916 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:17,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:17,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:17,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:17,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:17" (1/1) ... [2019-11-27 15:58:17,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:17, skipping insertion in model container [2019-11-27 15:58:17,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:17" (1/1) ... [2019-11-27 15:58:17,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:18,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:20,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:20,024 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:21,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:21,075 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:21,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21 WrapperNode [2019-11-27 15:58:21,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:21,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:21,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:21,083 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:21,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:21,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:21,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:21,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:21,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:21,704 INFO L168 Benchmark]: Toolchain (without parser) took 3780.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:21,705 INFO L168 Benchmark]: CDTParser took 0.41 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 15:58:21,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3159.61 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 880.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:21,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 303.21 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:21,715 INFO L168 Benchmark]: Boogie Preprocessor took 307.61 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:21,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3159.61 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 880.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 303.21 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 307.61 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...