./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label44.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 b87331700df6885ed27c5d01264662e868c86955 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label44.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 b87331700df6885ed27c5d01264662e868c86955 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:38,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:38,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:38,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:38,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:38,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:38,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:38,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:38,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:38,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:38,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:38,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:38,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:38,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:38,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:38,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:38,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:38,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:38,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:38,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:38,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:38,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:38,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:38,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:38,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:38,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:38,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:38,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:38,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:38,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:38,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:38,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:38,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:38,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:38,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:38,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:38,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:38,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:38,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:38,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:38,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:38,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:38,275 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:38,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:38,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:38,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:38,283 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:38,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:38,284 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:38,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:38,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:38,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:38,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:38,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:38,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:38,289 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:38,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:38,292 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:38,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:38,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:38,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:38,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:38,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:38,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:38,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:38,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:38,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:38,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:38,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:38,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:38,300 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 -> b87331700df6885ed27c5d01264662e868c86955 [2019-11-25 22:43:38,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:38,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:38,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:38,877 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:38,882 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:38,883 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label44.c [2019-11-25 22:43:39,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6af58052f/ed727e5b0c3b492eb0bd698305c4f4bd/FLAG00e6261eb [2019-11-25 22:43:40,572 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:40,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label44.c [2019-11-25 22:43:40,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6af58052f/ed727e5b0c3b492eb0bd698305c4f4bd/FLAG00e6261eb [2019-11-25 22:43:40,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6af58052f/ed727e5b0c3b492eb0bd698305c4f4bd [2019-11-25 22:43:40,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:40,787 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:40,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:40,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:40,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:40,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:40" (1/1) ... [2019-11-25 22:43:40,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:40, skipping insertion in model container [2019-11-25 22:43:40,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:40" (1/1) ... [2019-11-25 22:43:40,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:41,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:43,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:43,648 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:44,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:44,761 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:44,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44 WrapperNode [2019-11-25 22:43:44,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:44,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:44,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:44,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:44,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44" (1/1) ... [2019-11-25 22:43:44,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44" (1/1) ... [2019-11-25 22:43:45,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:45,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:45,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:45,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:45,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44" (1/1) ... [2019-11-25 22:43:45,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44" (1/1) ... [2019-11-25 22:43:45,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44" (1/1) ... [2019-11-25 22:43:45,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44" (1/1) ... [2019-11-25 22:43:45,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44" (1/1) ... [2019-11-25 22:43:45,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44" (1/1) ... [2019-11-25 22:43:45,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:44" (1/1) ... [2019-11-25 22:43:45,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:45,945 INFO L168 Benchmark]: Toolchain (without parser) took 5152.33 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 819.2 MB in the end (delta: 129.6 MB). Peak memory consumption was 129.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:45,946 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:43:45,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3977.32 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 887.9 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:45,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 583.54 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 842.1 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:45,958 INFO L168 Benchmark]: Boogie Preprocessor took 585.24 ms. Allocated memory is still 1.0 GB. Free memory was 842.1 MB in the beginning and 819.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:45,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3977.32 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 887.9 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 583.54 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 842.1 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 585.24 ms. Allocated memory is still 1.0 GB. Free memory was 842.1 MB in the beginning and 819.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-65d6cd2 [2019-11-25 22:43:49,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:49,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:50,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:50,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:50,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:50,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:50,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:50,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:50,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:50,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:50,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:50,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:50,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:50,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:50,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:50,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:50,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:50,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:50,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:50,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:50,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:50,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:50,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:50,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:50,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:50,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:50,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:50,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:50,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:50,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:50,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:50,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:50,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:50,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:50,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:50,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:50,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:50,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:50,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:50,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:50,136 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:50,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:50,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:50,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:50,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:50,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:50,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:50,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:50,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:50,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:50,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:50,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:50,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:50,207 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:50,208 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:50,208 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:50,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:50,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:50,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:50,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:50,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:50,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:50,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:50,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:50,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:50,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:50,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:50,215 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:50,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:50,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:50,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:50,218 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 -> b87331700df6885ed27c5d01264662e868c86955 [2019-11-25 22:43:50,740 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:50,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:50,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:50,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:50,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:50,801 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label44.c [2019-11-25 22:43:50,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1ce657dd/794f276bc309486a8e15cb0cfcbf57f0/FLAG097458421 [2019-11-25 22:43:52,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:52,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label44.c [2019-11-25 22:43:52,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1ce657dd/794f276bc309486a8e15cb0cfcbf57f0/FLAG097458421 [2019-11-25 22:43:52,756 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1ce657dd/794f276bc309486a8e15cb0cfcbf57f0 [2019-11-25 22:43:52,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:52,786 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:52,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:52,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:52,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:52,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52, skipping insertion in model container [2019-11-25 22:43:52,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:53,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:55,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:55,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:56,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:56,970 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:56,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56 WrapperNode [2019-11-25 22:43:56,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:56,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:56,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:56,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:56,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56" (1/1) ... [2019-11-25 22:43:57,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56" (1/1) ... [2019-11-25 22:43:57,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:57,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:57,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:57,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:57,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56" (1/1) ... [2019-11-25 22:43:57,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56" (1/1) ... [2019-11-25 22:43:57,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56" (1/1) ... [2019-11-25 22:43:57,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56" (1/1) ... [2019-11-25 22:43:57,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56" (1/1) ... [2019-11-25 22:43:57,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56" (1/1) ... [2019-11-25 22:43:57,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:56" (1/1) ... [2019-11-25 22:43:57,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:57,856 INFO L168 Benchmark]: Toolchain (without parser) took 5066.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.1 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:57,857 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-25 22:43:57,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4179.04 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:57,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 423.94 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:57,866 INFO L168 Benchmark]: Boogie Preprocessor took 445.26 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:57,876 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 4179.04 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 423.94 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 445.26 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...