./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label41.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 0461744be1380ab8d71a41885f8d981599da3cc6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label41.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 0461744be1380ab8d71a41885f8d981599da3cc6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:56:40,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:40,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:41,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:41,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:41,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:41,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:41,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:41,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:41,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:41,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:41,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:41,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:41,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:41,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:41,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:41,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:41,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:41,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:41,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:41,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:41,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:41,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:41,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:41,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:41,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:41,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:41,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:41,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:41,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:41,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:41,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:41,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:41,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:41,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:41,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:41,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:41,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:41,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:41,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:41,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:41,110 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:41,140 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:41,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:41,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:41,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:41,144 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:41,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:41,146 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:41,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:41,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:41,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:41,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:41,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:41,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:41,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:41,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:41,150 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:41,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:41,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:41,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:41,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:41,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:41,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:41,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:41,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:41,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:41,155 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:41,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:41,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:41,155 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 -> 0461744be1380ab8d71a41885f8d981599da3cc6 [2019-11-27 15:56:41,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:41,645 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:41,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:41,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:41,657 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:41,658 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label41.c [2019-11-27 15:56:41,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/308eacdae/025f3de91583444faee2e6fc89fe35e3/FLAG508cd1189 [2019-11-27 15:56:42,911 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:42,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label41.c [2019-11-27 15:56:42,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/308eacdae/025f3de91583444faee2e6fc89fe35e3/FLAG508cd1189 [2019-11-27 15:56:43,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/308eacdae/025f3de91583444faee2e6fc89fe35e3 [2019-11-27 15:56:43,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:43,330 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:43,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:43,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:43,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:43,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:43" (1/1) ... [2019-11-27 15:56:43,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:43, skipping insertion in model container [2019-11-27 15:56:43,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:43" (1/1) ... [2019-11-27 15:56:43,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:43,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:45,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:45,803 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:46,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:46,971 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:46,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46 WrapperNode [2019-11-27 15:56:46,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:46,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:46,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:46,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:46,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:47,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:47,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:47,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:47,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:48,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:48,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:48,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:48,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:48,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:48,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:48,747 INFO L168 Benchmark]: Toolchain (without parser) took 5413.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 810.0 MB in the end (delta: 133.0 MB). Peak memory consumption was 133.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:48,752 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:48,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3641.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 773.9 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:48,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 993.98 ms. Allocated memory is still 1.0 GB. Free memory was 773.9 MB in the beginning and 875.2 MB in the end (delta: -101.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:48,758 INFO L168 Benchmark]: Boogie Preprocessor took 770.72 ms. Allocated memory is still 1.0 GB. Free memory was 875.2 MB in the beginning and 810.0 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:48,769 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 3641.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 773.9 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 993.98 ms. Allocated memory is still 1.0 GB. Free memory was 773.9 MB in the beginning and 875.2 MB in the end (delta: -101.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 770.72 ms. Allocated memory is still 1.0 GB. Free memory was 875.2 MB in the beginning and 810.0 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:56:51,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:51,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:51,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:51,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:51,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:51,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:51,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:51,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:51,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:51,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:51,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:51,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:51,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:51,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:51,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:51,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:51,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:51,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:51,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:51,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:51,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:51,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:51,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:51,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:51,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:51,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:51,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:51,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:51,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:51,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:51,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:51,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:51,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:51,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:51,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:51,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:51,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:51,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:51,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:51,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:51,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:51,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:51,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:51,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:51,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:51,809 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:51,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:51,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:51,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:51,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:51,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:51,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:51,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:51,811 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:51,812 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:51,812 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:51,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:51,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:51,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:51,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:51,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:51,816 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:51,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:51,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:51,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:51,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:51,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:51,818 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:51,818 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:51,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:51,818 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:51,819 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 -> 0461744be1380ab8d71a41885f8d981599da3cc6 [2019-11-27 15:56:52,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:52,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:52,302 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:52,306 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:52,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:52,308 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label41.c [2019-11-27 15:56:52,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857a1f75d/140c889d113f4427ad3463a4e73c6a2c/FLAG185bc157d [2019-11-27 15:56:53,610 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:53,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label41.c [2019-11-27 15:56:53,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857a1f75d/140c889d113f4427ad3463a4e73c6a2c/FLAG185bc157d [2019-11-27 15:56:53,927 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857a1f75d/140c889d113f4427ad3463a4e73c6a2c [2019-11-27 15:56:53,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:53,938 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:53,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:53,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:53,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:53,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:53" (1/1) ... [2019-11-27 15:56:53,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:53, skipping insertion in model container [2019-11-27 15:56:53,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:53" (1/1) ... [2019-11-27 15:56:53,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:54,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:56,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:56,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:57,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:57,708 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:57,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57 WrapperNode [2019-11-27 15:56:57,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:57,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:57,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:57,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:57,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:57,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:58,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:58,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:58,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:58,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:58,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:58,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:58,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:58,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:58,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:58,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:58,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:58,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:58,723 INFO L168 Benchmark]: Toolchain (without parser) took 4783.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 885.7 MB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:58,724 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:58,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3774.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.6 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:58,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 552.23 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 919.5 MB in the end (delta: -202.9 MB). Peak memory consumption was 38.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:58,733 INFO L168 Benchmark]: Boogie Preprocessor took 453.19 ms. Allocated memory is still 1.0 GB. Free memory was 919.5 MB in the beginning and 885.7 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:58,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3774.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.6 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 552.23 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 919.5 MB in the end (delta: -202.9 MB). Peak memory consumption was 38.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 453.19 ms. Allocated memory is still 1.0 GB. Free memory was 919.5 MB in the beginning and 885.7 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...