./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label55.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/Problem18_label55.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 6f398e5c028a6332b27f2b763356ca26710dc811 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label55.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 6f398e5c028a6332b27f2b763356ca26710dc811 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:51:33,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:33,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:33,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:33,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:33,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:33,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:33,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:33,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:33,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:33,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:33,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:33,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:33,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:33,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:33,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:33,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:33,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:33,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:33,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:33,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:33,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:33,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:33,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:33,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:33,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:33,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:33,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:33,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:33,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:33,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:33,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:33,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:33,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:33,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:33,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:33,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:33,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:33,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:33,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:33,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:33,835 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:33,895 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:33,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:33,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:33,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:33,904 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:33,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:33,906 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:33,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:33,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:33,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:33,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:33,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:33,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:33,915 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:33,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:33,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:33,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:33,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:33,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:33,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:33,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:33,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:33,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:33,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:33,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:33,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:33,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:33,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:33,930 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 -> 6f398e5c028a6332b27f2b763356ca26710dc811 [2019-11-26 16:51:34,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:34,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:34,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:34,623 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:34,628 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:34,631 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label55.c [2019-11-26 16:51:34,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/673cfe279/1e8f74608267419b9daa44760850792d/FLAG3329d829e [2019-11-26 16:51:36,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:36,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label55.c [2019-11-26 16:51:36,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/673cfe279/1e8f74608267419b9daa44760850792d/FLAG3329d829e [2019-11-26 16:51:36,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/673cfe279/1e8f74608267419b9daa44760850792d [2019-11-26 16:51:36,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:36,654 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:36,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:36,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:36,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:36,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:36,677 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 04:51:36, skipping insertion in model container [2019-11-26 16:51:36,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:36,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:36,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:39,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:39,072 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:40,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:40,263 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:40,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40 WrapperNode [2019-11-26 16:51:40,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:40,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:40,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:40,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:40,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:40,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:40,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:40,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:40,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:41,352 INFO L168 Benchmark]: Toolchain (without parser) took 4694.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.0 MB in the end (delta: 146.2 MB). Peak memory consumption was 146.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,353 INFO L168 Benchmark]: CDTParser took 0.96 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 16:51:41,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3608.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 553.74 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 833.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,364 INFO L168 Benchmark]: Boogie Preprocessor took 522.68 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.0 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,375 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 3608.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 553.74 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 833.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 522.68 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.0 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 16:51:45,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:45,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:45,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:45,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:45,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:45,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:45,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:45,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:45,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:45,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:45,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:45,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:45,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:45,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:45,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:45,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:45,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:45,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:45,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:45,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:45,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:45,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:45,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:45,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:45,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:45,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:45,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:45,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:45,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:45,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:45,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:45,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:45,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:45,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:45,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:45,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:45,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:45,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:45,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:45,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:45,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:45,593 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:45,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:45,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:45,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:45,601 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:45,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:45,602 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:45,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:45,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:45,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:45,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:45,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:45,607 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:45,608 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:45,608 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:45,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:45,609 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:45,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:45,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:45,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:45,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:45,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:45,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:45,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:45,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:45,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:45,614 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:45,614 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:45,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:45,617 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:45,619 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 -> 6f398e5c028a6332b27f2b763356ca26710dc811 [2019-11-26 16:51:46,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:46,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:46,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:46,370 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:46,371 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:46,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label55.c [2019-11-26 16:51:46,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d36b5ed0f/990ea223dd6845358305f4ed0fed3134/FLAG98298497d [2019-11-26 16:51:48,311 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:48,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label55.c [2019-11-26 16:51:48,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d36b5ed0f/990ea223dd6845358305f4ed0fed3134/FLAG98298497d [2019-11-26 16:51:48,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d36b5ed0f/990ea223dd6845358305f4ed0fed3134 [2019-11-26 16:51:48,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:48,431 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:48,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:48,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:48,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:48,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:48,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48, skipping insertion in model container [2019-11-26 16:51:48,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:48,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:48,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:51,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:51,157 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:52,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:52,278 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:52,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52 WrapperNode [2019-11-26 16:51:52,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:52,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:52,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:52,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:52,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:52,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:52,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:52,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:52,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:53,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:53,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:53,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:53,171 INFO L168 Benchmark]: Toolchain (without parser) took 4733.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 799.1 MB in the end (delta: 149.7 MB). Peak memory consumption was 149.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:53,172 INFO L168 Benchmark]: CDTParser took 1.31 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 16:51:53,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3846.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:53,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 462.93 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 822.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:53,179 INFO L168 Benchmark]: Boogie Preprocessor took 415.70 ms. Allocated memory is still 1.0 GB. Free memory was 822.1 MB in the beginning and 799.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:53,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 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 3846.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 462.93 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 822.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 415.70 ms. Allocated memory is still 1.0 GB. Free memory was 822.1 MB in the beginning and 799.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...