./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label34.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/Problem19_label34.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 8fdb4dc4998dea46501c84bd5d971846e3489d2c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label34.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 8fdb4dc4998dea46501c84bd5d971846e3489d2c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:44:33,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:33,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:33,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:33,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:33,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:33,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:33,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:33,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:33,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:33,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:33,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:33,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:33,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:33,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:33,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:33,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:33,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:33,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:33,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:33,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:33,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:33,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:33,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:33,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:33,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:33,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:33,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:33,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:33,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:33,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:33,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:33,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:33,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:33,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:33,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:33,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:33,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:33,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:33,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:33,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:33,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:44:33,329 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:33,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:33,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:33,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:33,337 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:33,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:33,338 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:33,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:44:33,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:33,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:33,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:33,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:33,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:33,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:33,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:33,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:33,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:33,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:33,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:33,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:33,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:33,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:33,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:33,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:33,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:33,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:44:33,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:44:33,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:33,353 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 -> 8fdb4dc4998dea46501c84bd5d971846e3489d2c [2019-11-25 22:44:33,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:33,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:33,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:33,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:33,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:33,927 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label34.c [2019-11-25 22:44:34,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b394277/aecbed29507e47edb5aaa10f7fa05379/FLAGdefe05b42 [2019-11-25 22:44:36,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:36,004 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label34.c [2019-11-25 22:44:36,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b394277/aecbed29507e47edb5aaa10f7fa05379/FLAGdefe05b42 [2019-11-25 22:44:36,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b394277/aecbed29507e47edb5aaa10f7fa05379 [2019-11-25 22:44:36,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:36,164 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:36,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:36,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:36,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:36,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:36" (1/1) ... [2019-11-25 22:44:36,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:36, skipping insertion in model container [2019-11-25 22:44:36,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:36" (1/1) ... [2019-11-25 22:44:36,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:36,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:41,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:41,567 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:44,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:44,260 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:44,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44 WrapperNode [2019-11-25 22:44:44,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:44,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:44,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:44,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:44,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44" (1/1) ... [2019-11-25 22:44:44,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44" (1/1) ... [2019-11-25 22:44:45,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:45,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:45,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:45,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:45,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44" (1/1) ... [2019-11-25 22:44:45,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44" (1/1) ... [2019-11-25 22:44:45,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44" (1/1) ... [2019-11-25 22:44:45,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44" (1/1) ... [2019-11-25 22:44:47,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44" (1/1) ... [2019-11-25 22:44:47,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44" (1/1) ... [2019-11-25 22:44:48,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:44" (1/1) ... [2019-11-25 22:44:48,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:48,794 INFO L168 Benchmark]: Toolchain (without parser) took 12625.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 777.2 MB in the end (delta: 155.8 MB). Peak memory consumption was 390.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:48,795 INFO L168 Benchmark]: CDTParser took 1.23 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 22:44:48,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8093.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 879.8 MB in the end (delta: 53.3 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:48,800 INFO L168 Benchmark]: Boogie Procedure Inliner took 1434.55 ms. Allocated memory is still 1.0 GB. Free memory was 879.8 MB in the beginning and 712.8 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:48,806 INFO L168 Benchmark]: Boogie Preprocessor took 3085.32 ms. Allocated memory is still 1.0 GB. Free memory was 712.8 MB in the beginning and 777.2 MB in the end (delta: -64.5 MB). Peak memory consumption was 170.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:48,815 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 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 8093.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 879.8 MB in the end (delta: 53.3 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1434.55 ms. Allocated memory is still 1.0 GB. Free memory was 879.8 MB in the beginning and 712.8 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3085.32 ms. Allocated memory is still 1.0 GB. Free memory was 712.8 MB in the beginning and 777.2 MB in the end (delta: -64.5 MB). Peak memory consumption was 170.3 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 22:44:53,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:53,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:53,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:53,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:53,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:53,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:53,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:53,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:53,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:53,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:53,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:53,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:53,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:53,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:53,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:53,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:53,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:53,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:53,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:53,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:53,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:53,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:53,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:53,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:53,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:53,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:53,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:53,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:53,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:53,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:53,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:53,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:53,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:53,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:53,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:53,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:53,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:53,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:53,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:53,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:53,199 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:44:53,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:53,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:53,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:53,246 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:53,247 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:53,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:53,248 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:53,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:53,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:53,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:53,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:53,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:53,254 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:44:53,254 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:44:53,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:53,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:53,255 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:53,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:53,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:53,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:53,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:53,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:53,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:53,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:53,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:53,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:53,263 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:44:53,263 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:44:53,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:53,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:44:53,265 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 -> 8fdb4dc4998dea46501c84bd5d971846e3489d2c [2019-11-25 22:44:53,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:53,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:53,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:53,852 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:53,853 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:53,856 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label34.c [2019-11-25 22:44:54,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81748ef09/1760739909db4545a91089262217d9f3/FLAG27188019c [2019-11-25 22:44:55,907 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:55,909 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label34.c [2019-11-25 22:44:56,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81748ef09/1760739909db4545a91089262217d9f3/FLAG27188019c [2019-11-25 22:44:56,183 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81748ef09/1760739909db4545a91089262217d9f3 [2019-11-25 22:44:56,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:56,200 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:56,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:56,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:56,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:56,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:56" (1/1) ... [2019-11-25 22:44:56,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:56, skipping insertion in model container [2019-11-25 22:44:56,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:56" (1/1) ... [2019-11-25 22:44:56,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:56,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:45:02,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:02,162 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:45:04,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:05,119 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:45:05,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05 WrapperNode [2019-11-25 22:45:05,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:05,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:05,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:45:05,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:45:05,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:05,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:05,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:05,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:45:05,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:45:05,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:45:05,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:05,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:06,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:06,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:07,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:07,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:07,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:07,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:45:07,496 INFO L168 Benchmark]: Toolchain (without parser) took 11293.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 872.8 MB in the end (delta: 60.2 MB). Peak memory consumption was 316.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:07,497 INFO L168 Benchmark]: CDTParser took 0.41 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 22:45:07,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8920.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 771.8 MB in the end (delta: 161.2 MB). Peak memory consumption was 254.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:07,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 777.14 ms. Allocated memory is still 1.0 GB. Free memory was 771.8 MB in the beginning and 701.5 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:07,507 INFO L168 Benchmark]: Boogie Preprocessor took 1581.57 ms. Allocated memory is still 1.0 GB. Free memory was 701.5 MB in the beginning and 872.8 MB in the end (delta: -171.3 MB). Peak memory consumption was 85.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:07,518 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 8920.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 771.8 MB in the end (delta: 161.2 MB). Peak memory consumption was 254.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 777.14 ms. Allocated memory is still 1.0 GB. Free memory was 771.8 MB in the beginning and 701.5 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1581.57 ms. Allocated memory is still 1.0 GB. Free memory was 701.5 MB in the beginning and 872.8 MB in the end (delta: -171.3 MB). Peak memory consumption was 85.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...