./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem17_label38.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 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label38.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 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:32,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:32,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:32,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:32,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:32,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:32,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:32,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:32,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:32,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:32,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:32,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:32,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:32,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:32,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:32,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:32,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:32,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:32,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:32,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:32,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:32,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:32,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:32,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:32,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:32,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:32,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:32,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:32,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:32,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:32,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:32,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:32,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:32,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:32,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:32,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:32,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:32,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:32,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:32,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:32,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:32,265 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:32,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:32,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:32,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:32,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:32,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:32,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:32,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:32,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:32,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:32,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:32,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:32,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:32,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:32,306 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:32,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:32,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:32,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:32,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:32,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:32,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:32,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:32,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:32,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:32,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:32,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:32,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:32,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:32,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:32,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:32,314 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 -> 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d [2019-11-24 20:56:32,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:32,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:32,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:32,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:32,829 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:32,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-24 20:56:32,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3c3f6981/1327cc9648a1427497cc5fcf8f9b5dd3/FLAGa2d6cd178 [2019-11-24 20:56:33,977 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:33,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-24 20:56:34,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3c3f6981/1327cc9648a1427497cc5fcf8f9b5dd3/FLAGa2d6cd178 [2019-11-24 20:56:34,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3c3f6981/1327cc9648a1427497cc5fcf8f9b5dd3 [2019-11-24 20:56:34,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:34,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:34,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:34,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:34,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:34,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:34" (1/1) ... [2019-11-24 20:56:34,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:34, skipping insertion in model container [2019-11-24 20:56:34,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:34" (1/1) ... [2019-11-24 20:56:34,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:34,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:36,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:36,097 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:36,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:36,734 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:36,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36 WrapperNode [2019-11-24 20:56:36,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:36,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:36,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:36,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:36,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:36,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:37,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:37,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:37,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:37,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:37,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:37,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:37,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:37,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:37,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:37,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:37,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:37,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:37,768 INFO L168 Benchmark]: Toolchain (without parser) took 3294.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 781.4 MB in the end (delta: 176.0 MB). Peak memory consumption was 176.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:37,770 INFO L168 Benchmark]: CDTParser took 1.22 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. [2019-11-24 20:56:37,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2263.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 873.8 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:37,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 489.18 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:37,780 INFO L168 Benchmark]: Boogie Preprocessor took 533.76 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 781.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:37,786 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 2263.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 873.8 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 489.18 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 533.76 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 781.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:40,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:40,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:40,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:40,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:40,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:40,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:40,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:40,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:40,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:40,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:40,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:40,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:40,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:40,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:40,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:40,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:40,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:40,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:40,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:40,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:40,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:40,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:40,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:40,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:40,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:40,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:40,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:40,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:40,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:40,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:40,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:40,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:40,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:40,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:40,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:40,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:40,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:40,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:40,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:40,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:40,741 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:40,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:40,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:40,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:40,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:40,774 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:40,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:40,774 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:40,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:40,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:40,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:40,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:40,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:40,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:40,779 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:40,779 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:40,779 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:40,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:40,780 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:40,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:40,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:40,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:40,782 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:40,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:40,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:40,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:40,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:40,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:40,785 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:40,785 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:40,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:40,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:40,787 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 -> 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d [2019-11-24 20:56:41,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:41,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:41,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:41,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:41,236 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:41,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-24 20:56:41,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ea238a74/a8f86b5d32ff43dbabebb1e64035eec1/FLAGabce28100 [2019-11-24 20:56:42,384 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:42,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-24 20:56:42,431 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ea238a74/a8f86b5d32ff43dbabebb1e64035eec1/FLAGabce28100 [2019-11-24 20:56:42,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ea238a74/a8f86b5d32ff43dbabebb1e64035eec1 [2019-11-24 20:56:42,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:42,879 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:42,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:42,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:42,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:42,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:42" (1/1) ... [2019-11-24 20:56:42,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:42, skipping insertion in model container [2019-11-24 20:56:42,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:42" (1/1) ... [2019-11-24 20:56:42,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:43,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:44,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:44,710 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:45,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:45,516 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:45,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45 WrapperNode [2019-11-24 20:56:45,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:45,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:45,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:45,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:45,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:45,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:45,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:45,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:45,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:46,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:46,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:46,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:46,105 INFO L168 Benchmark]: Toolchain (without parser) took 3221.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 782.4 MB in the end (delta: 179.3 MB). Peak memory consumption was 179.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:46,107 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:56:46,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2635.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.5 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:46,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.37 ms. Allocated memory is still 1.0 GB. Free memory was 822.5 MB in the beginning and 799.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:46,113 INFO L168 Benchmark]: Boogie Preprocessor took 289.02 ms. Allocated memory is still 1.0 GB. Free memory was 799.6 MB in the beginning and 782.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:46,121 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2635.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.5 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.37 ms. Allocated memory is still 1.0 GB. Free memory was 822.5 MB in the beginning and 799.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 289.02 ms. Allocated memory is still 1.0 GB. Free memory was 799.6 MB in the beginning and 782.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...