./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label08.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 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label08.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 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:45,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:45,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:45,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:45,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:45,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:45,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:45,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:45,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:45,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:45,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:45,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:45,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:45,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:45,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:45,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:45,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:45,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:45,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:45,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:45,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:45,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:45,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:45,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:45,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:45,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:45,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:45,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:45,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:45,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:45,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:45,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:45,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:45,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:45,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:45,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:45,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:45,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:45,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:45,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:45,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:45,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:45,488 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:45,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:45,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:45,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:45,495 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:45,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:45,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:45,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:45,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:45,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:45,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:45,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:45,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:45,501 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:45,503 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:45,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:45,503 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:45,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:45,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:45,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:45,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:45,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:45,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:45,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:45,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:45,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:45,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:45,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:45,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:45,513 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 -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 [2019-11-24 20:57:46,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:46,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:46,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:46,134 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:46,139 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:46,140 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-24 20:57:46,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e036939e/2724c9168bf542e6b99ff6d20b3a47ed/FLAG3fb72aaaa [2019-11-24 20:57:48,230 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:48,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-24 20:57:48,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e036939e/2724c9168bf542e6b99ff6d20b3a47ed/FLAG3fb72aaaa [2019-11-24 20:57:48,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e036939e/2724c9168bf542e6b99ff6d20b3a47ed [2019-11-24 20:57:48,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:48,374 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:48,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:48,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:48,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:48,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:48,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48, skipping insertion in model container [2019-11-24 20:57:48,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:48,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:48,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:53,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:53,658 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:56,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:56,817 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:56,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56 WrapperNode [2019-11-24 20:57:56,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:56,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:56,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:56,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:56,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56" (1/1) ... [2019-11-24 20:57:56,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56" (1/1) ... [2019-11-24 20:57:58,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:58,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:58,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:58,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:58,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56" (1/1) ... [2019-11-24 20:57:58,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56" (1/1) ... [2019-11-24 20:57:58,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56" (1/1) ... [2019-11-24 20:57:58,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56" (1/1) ... [2019-11-24 20:57:59,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56" (1/1) ... [2019-11-24 20:58:00,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56" (1/1) ... [2019-11-24 20:58:00,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:56" (1/1) ... [2019-11-24 20:58:00,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:00,599 INFO L168 Benchmark]: Toolchain (without parser) took 12216.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 767.5 MB in the end (delta: 171.2 MB). Peak memory consumption was 383.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:00,600 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:58:00,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8441.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 860.3 MB in the end (delta: 78.5 MB). Peak memory consumption was 275.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:00,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 1276.47 ms. Allocated memory is still 1.0 GB. Free memory was 860.3 MB in the beginning and 693.9 MB in the end (delta: 166.5 MB). Peak memory consumption was 166.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:00,618 INFO L168 Benchmark]: Boogie Preprocessor took 2485.42 ms. Allocated memory is still 1.0 GB. Free memory was 693.9 MB in the beginning and 767.5 MB in the end (delta: -73.7 MB). Peak memory consumption was 138.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:00,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 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 8441.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 860.3 MB in the end (delta: 78.5 MB). Peak memory consumption was 275.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1276.47 ms. Allocated memory is still 1.0 GB. Free memory was 860.3 MB in the beginning and 693.9 MB in the end (delta: 166.5 MB). Peak memory consumption was 166.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2485.42 ms. Allocated memory is still 1.0 GB. Free memory was 693.9 MB in the beginning and 767.5 MB in the end (delta: -73.7 MB). Peak memory consumption was 138.7 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 0.1.24-32f2683 [2019-11-24 20:58:04,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:04,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:04,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:04,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:04,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:04,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:04,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:04,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:04,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:04,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:04,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:04,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:04,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:04,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:04,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:04,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:04,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:04,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:04,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:04,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:04,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:04,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:04,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:04,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:04,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:04,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:04,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:04,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:04,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:04,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:04,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:04,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:04,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:04,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:04,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:04,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:04,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:04,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:04,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:04,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:04,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:04,936 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:04,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:04,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:04,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:04,946 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:04,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:04,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:04,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:04,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:04,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:04,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:04,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:04,952 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:04,954 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:04,955 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:04,955 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:04,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:04,956 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:04,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:04,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:04,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:04,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:04,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:04,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:04,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:04,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:04,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:04,962 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:04,966 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:04,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:04,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:04,968 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 -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 [2019-11-24 20:58:05,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:05,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:05,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:05,594 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:05,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:05,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-24 20:58:05,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96034eca0/141c9298aa73437b8bdc4d4b46e1e8db/FLAG8f388405a [2019-11-24 20:58:07,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:07,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-24 20:58:07,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96034eca0/141c9298aa73437b8bdc4d4b46e1e8db/FLAG8f388405a [2019-11-24 20:58:08,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96034eca0/141c9298aa73437b8bdc4d4b46e1e8db [2019-11-24 20:58:08,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:08,091 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:08,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:08,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:08,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:08,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:08,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dab366c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08, skipping insertion in model container [2019-11-24 20:58:08,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:08,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:08,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:13,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:13,505 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:16,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:16,179 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:16,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16 WrapperNode [2019-11-24 20:58:16,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:16,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:16,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:16,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:16,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:16,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:16,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:16,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:16,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:16,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:16,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:16,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:17,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:17,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:18,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:18,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:18,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:18,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:18,451 INFO L168 Benchmark]: Toolchain (without parser) took 10356.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 859.9 MB in the end (delta: 71.6 MB). Peak memory consumption was 310.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:18,455 INFO L168 Benchmark]: CDTParser took 1.12 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:58:18,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8084.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 759.9 MB in the end (delta: 171.6 MB). Peak memory consumption was 251.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:18,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 755.93 ms. Allocated memory is still 1.0 GB. Free memory was 759.9 MB in the beginning and 691.0 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:18,463 INFO L168 Benchmark]: Boogie Preprocessor took 1506.44 ms. Allocated memory is still 1.0 GB. Free memory was 691.0 MB in the beginning and 865.5 MB in the end (delta: -174.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:18,474 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 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 8084.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 759.9 MB in the end (delta: 171.6 MB). Peak memory consumption was 251.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 755.93 ms. Allocated memory is still 1.0 GB. Free memory was 759.9 MB in the beginning and 691.0 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1506.44 ms. Allocated memory is still 1.0 GB. Free memory was 691.0 MB in the beginning and 865.5 MB in the end (delta: -174.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...