./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem16_label29.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 b58a35b82358ba5160d6216f8f839a69fd1d9edf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label29.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 b58a35b82358ba5160d6216f8f839a69fd1d9edf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:43,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:43,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:43,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:43,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:43,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:43,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:43,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:43,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:43,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:43,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:43,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:43,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:43,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:43,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:43,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:43,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:43,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:43,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:43,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:43,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:43,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:43,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:43,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:43,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:43,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:43,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:43,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:43,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:43,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:43,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:43,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:43,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:43,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:43,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:43,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:43,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:43,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:43,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:43,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:43,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:43,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:43,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:43,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:43,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:43,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:43,793 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:43,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:43,794 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:43,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:43,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:43,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:43,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:43,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:43,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:43,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:43,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:43,802 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:43,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:43,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:43,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:43,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:43,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:43,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:43,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:43,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:43,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:43,808 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:43,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:43,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:43,811 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 -> b58a35b82358ba5160d6216f8f839a69fd1d9edf [2019-11-26 16:49:44,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:44,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:44,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:44,415 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:44,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:44,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-26 16:49:44,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23ddabbd3/bfc7080b2c6c4b0cbcddfae58cc461bc/FLAGd17ea4da6 [2019-11-26 16:49:46,017 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:46,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-26 16:49:46,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23ddabbd3/bfc7080b2c6c4b0cbcddfae58cc461bc/FLAGd17ea4da6 [2019-11-26 16:49:46,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23ddabbd3/bfc7080b2c6c4b0cbcddfae58cc461bc [2019-11-26 16:49:46,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:46,122 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:46,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:46,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:46,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:46,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:46" (1/1) ... [2019-11-26 16:49:46,143 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 26.11 04:49:46, skipping insertion in model container [2019-11-26 16:49:46,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:46" (1/1) ... [2019-11-26 16:49:46,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:46,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:47,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:47,948 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:48,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:48,576 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:48,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48 WrapperNode [2019-11-26 16:49:48,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:48,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:48,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:48,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:48,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:48,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:48,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:48,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:48,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:48,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:48,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:48,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:48,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:48,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:49,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:49,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:49,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:49,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:49,252 INFO L168 Benchmark]: Toolchain (without parser) took 3125.91 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 892.3 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:49,253 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-26 16:49:49,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2458.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:49,259 INFO L168 Benchmark]: Boogie Procedure Inliner took 328.59 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:49,264 INFO L168 Benchmark]: Boogie Preprocessor took 331.14 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:49,274 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2458.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 328.59 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.14 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 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 0.1.24-025d5a2 [2019-11-26 16:49:53,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:53,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:53,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:53,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:53,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:53,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:53,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:53,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:53,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:53,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:53,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:53,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:53,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:53,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:53,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:53,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:53,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:53,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:53,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:53,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:53,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:53,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:53,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:53,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:53,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:53,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:53,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:53,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:53,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:53,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:53,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:53,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:53,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:53,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:53,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:53,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:53,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:53,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:53,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:53,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:53,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:53,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:53,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:53,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:53,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:53,286 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:53,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:53,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:53,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:53,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:53,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:53,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:53,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:53,292 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:53,292 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:53,292 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:53,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:53,295 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:53,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:53,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:53,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:53,296 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:53,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:53,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:53,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:53,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:53,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:53,301 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:53,301 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:53,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:53,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:53,303 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 -> b58a35b82358ba5160d6216f8f839a69fd1d9edf [2019-11-26 16:49:53,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:53,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:53,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:53,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:53,895 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:53,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-26 16:49:54,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5825ae552/ba61611693a0400a836e35282958b210/FLAG4a87c67a2 [2019-11-26 16:49:55,534 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:55,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-26 16:49:55,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5825ae552/ba61611693a0400a836e35282958b210/FLAG4a87c67a2 [2019-11-26 16:49:55,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5825ae552/ba61611693a0400a836e35282958b210 [2019-11-26 16:49:55,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:55,641 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:55,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:55,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:55,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:55,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,664 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 26.11 04:49:55, skipping insertion in model container [2019-11-26 16:49:55,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:55,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:57,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:57,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:58,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:58,113 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:58,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58 WrapperNode [2019-11-26 16:49:58,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:58,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:58,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:58,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:58,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:58,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:58,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:58,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:58,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:58,600 INFO L168 Benchmark]: Toolchain (without parser) took 2955.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:58,600 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-26 16:49:58,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2469.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:58,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 252.25 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:58,609 INFO L168 Benchmark]: Boogie Preprocessor took 221.74 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:58,619 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2469.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 252.25 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.74 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 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...