./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/ldv-regression/test10.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 900cf067f789b553aebf3fa7c6ef8f7bd9edc39d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/test10.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 900cf067f789b553aebf3fa7c6ef8f7bd9edc39d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:56,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:56,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:56,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:56,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:56,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:56,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:56,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:56,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:56,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:56,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:56,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:56,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:56,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:56,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:56,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:56,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:56,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:56,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:56,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:56,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:56,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:56,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:56,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:56,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:56,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:56,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:56,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:56,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:56,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:56,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:56,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:56,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:56,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:56,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:56,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:56,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:56,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:56,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:56,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:56,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:56,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:56,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:56,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:56,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:56,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:56,378 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:56,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:56,379 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:56,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:56,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:56,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:56,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:56,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:56,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:56,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:56,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:56,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:56,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:56,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:56,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:56,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:56,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:56,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:56,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:56,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:56,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:56,393 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:56,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:56,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:56,394 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 -> 900cf067f789b553aebf3fa7c6ef8f7bd9edc39d [2019-11-27 09:48:56,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:56,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:56,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:56,991 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:56,994 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:56,996 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test10.c [2019-11-27 09:48:57,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/235813a51/fa814fd9649f4d408c8ae3966193da1b/FLAG813727423 [2019-11-27 09:48:58,199 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:58,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test10.c [2019-11-27 09:48:58,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/235813a51/fa814fd9649f4d408c8ae3966193da1b/FLAG813727423 [2019-11-27 09:48:58,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/235813a51/fa814fd9649f4d408c8ae3966193da1b [2019-11-27 09:48:58,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:58,272 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:58,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:58,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:58,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:58,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58, skipping insertion in model container [2019-11-27 09:48:58,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:58,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:58,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:58,808 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:58,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:58,862 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:58,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58 WrapperNode [2019-11-27 09:48:58,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:58,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:58,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:58,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:58,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:59,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:59,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:59,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:59,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:59,150 INFO L168 Benchmark]: Toolchain (without parser) took 860.47 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:59,151 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:59,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:59,164 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:59,165 INFO L168 Benchmark]: Boogie Preprocessor took 71.98 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:59,175 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 596.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.98 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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-da95e15 [2019-11-27 09:49:03,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:03,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:03,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:03,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:03,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:03,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:03,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:03,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:03,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:03,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:03,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:03,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:03,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:03,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:03,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:03,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:03,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:03,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:03,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:03,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:03,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:03,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:03,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:03,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:03,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:03,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:03,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:03,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:03,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:03,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:03,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:03,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:03,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:03,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:03,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:03,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:03,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:03,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:03,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:03,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:03,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:03,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:03,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:03,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:03,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:03,330 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:03,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:03,330 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:03,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:03,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:03,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:03,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:03,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:03,337 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:03,338 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:03,338 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:03,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:03,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:03,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:03,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:03,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:03,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:03,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:03,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:03,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:03,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:03,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:03,345 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:03,345 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:03,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:03,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:03,349 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 -> 900cf067f789b553aebf3fa7c6ef8f7bd9edc39d [2019-11-27 09:49:03,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:03,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:03,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:03,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:03,922 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:03,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test10.c [2019-11-27 09:49:04,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7393ceb94/27ef61513be8484eb32f679cf261b428/FLAG59f65ea0a [2019-11-27 09:49:05,165 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:05,170 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test10.c [2019-11-27 09:49:05,185 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7393ceb94/27ef61513be8484eb32f679cf261b428/FLAG59f65ea0a [2019-11-27 09:49:05,432 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7393ceb94/27ef61513be8484eb32f679cf261b428 [2019-11-27 09:49:05,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:05,448 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:05,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:05,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:05,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:05,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:05" (1/1) ... [2019-11-27 09:49:05,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:05, skipping insertion in model container [2019-11-27 09:49:05,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:05" (1/1) ... [2019-11-27 09:49:05,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:05,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:05,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:06,022 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:06,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:06,106 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:06,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06 WrapperNode [2019-11-27 09:49:06,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:06,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:06,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:06,116 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:06,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:06,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:06,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:06,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:06,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:06,410 INFO L168 Benchmark]: Toolchain (without parser) took 944.84 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:06,411 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. [2019-11-27 09:49:06,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.43 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:06,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.88 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 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:06,423 INFO L168 Benchmark]: Boogie Preprocessor took 82.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:06,433 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 655.43 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 190.88 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 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 82.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...