./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/nested_structure_ptr-2.i --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/ldv-regression/nested_structure_ptr-2.i -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 65442fc618330ecbb7505d2e5bfb56463a226dc3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/nested_structure_ptr-2.i -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 65442fc618330ecbb7505d2e5bfb56463a226dc3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:53:44,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:44,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:44,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:44,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:44,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:44,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:44,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:44,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:44,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:44,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:44,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:44,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:44,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:44,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:44,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:44,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:44,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:44,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:44,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:44,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:44,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:44,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:44,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:44,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:44,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:44,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:44,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:44,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:44,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:44,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:44,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:44,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:44,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:44,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:44,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:44,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:44,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:44,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:44,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:44,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:44,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:53:44,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:44,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:44,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:44,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:44,517 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:44,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:44,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:44,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:53:44,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:44,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:44,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:44,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:44,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:44,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:44,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:44,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:44,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:44,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:44,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:44,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:44,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:44,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:44,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:44,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:44,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:44,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:53:44,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:53:44,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:44,532 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 -> 65442fc618330ecbb7505d2e5bfb56463a226dc3 [2019-11-25 22:53:45,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:45,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:45,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:45,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:45,143 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:45,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/nested_structure_ptr-2.i [2019-11-25 22:53:45,301 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736e1c583/0d1556baf5fd4bdeb1d1a6a072647df7/FLAGffd2d2d63 [2019-11-25 22:53:46,310 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:46,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/nested_structure_ptr-2.i [2019-11-25 22:53:46,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736e1c583/0d1556baf5fd4bdeb1d1a6a072647df7/FLAGffd2d2d63 [2019-11-25 22:53:46,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736e1c583/0d1556baf5fd4bdeb1d1a6a072647df7 [2019-11-25 22:53:46,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:46,373 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:46,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:46,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:46,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:46,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:46,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46, skipping insertion in model container [2019-11-25 22:53:46,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:46,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:46,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:46,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:46,874 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:46,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:46,929 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:46,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46 WrapperNode [2019-11-25 22:53:46,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:46,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:46,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:46,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:47,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:47,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:47,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:47,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:47,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:47,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:47,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:47,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:47,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:47,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:47,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:47,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:47,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:46" (1/1) ... [2019-11-25 22:53:47,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:47,205 INFO L168 Benchmark]: Toolchain (without parser) took 819.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:47,207 INFO L168 Benchmark]: CDTParser took 3.41 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. [2019-11-25 22:53:47,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 556.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:47,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.75 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 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:47,222 INFO L168 Benchmark]: Boogie Preprocessor took 80.66 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:47,230 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.41 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 556.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 169.75 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 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.66 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:53:51,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:51,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:51,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:51,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:51,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:51,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:51,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:51,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:51,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:51,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:51,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:51,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:51,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:51,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:51,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:51,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:51,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:51,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:51,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:51,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:51,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:51,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:51,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:51,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:51,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:51,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:51,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:51,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:51,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:51,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:51,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:51,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:51,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:51,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:51,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:51,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:51,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:51,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:51,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:51,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:51,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:51,284 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:51,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:51,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:51,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:51,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:51,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:51,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:51,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:51,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:51,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:51,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:51,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:51,297 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:51,298 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:51,299 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:51,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:51,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:51,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:51,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:51,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:51,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:51,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:51,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:51,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:51,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:51,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:51,307 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:51,307 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:51,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:51,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:51,309 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 -> 65442fc618330ecbb7505d2e5bfb56463a226dc3 [2019-11-25 22:53:51,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:51,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:51,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:51,932 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:51,933 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:51,935 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/nested_structure_ptr-2.i [2019-11-25 22:53:52,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/937a26028/d3b1cdce1700488b8c22804007ecce93/FLAG4eb0dd2ac [2019-11-25 22:53:52,959 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:52,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/nested_structure_ptr-2.i [2019-11-25 22:53:52,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/937a26028/d3b1cdce1700488b8c22804007ecce93/FLAG4eb0dd2ac [2019-11-25 22:53:53,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/937a26028/d3b1cdce1700488b8c22804007ecce93 [2019-11-25 22:53:53,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:53,281 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:53,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:53,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:53,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:53,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:53" (1/1) ... [2019-11-25 22:53:53,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272efbb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:53, skipping insertion in model container [2019-11-25 22:53:53,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:53" (1/1) ... [2019-11-25 22:53:53,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:53,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:53,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:53,840 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:53,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:54,011 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:54,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54 WrapperNode [2019-11-25 22:53:54,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:54,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:54,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:54,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:54,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54" (1/1) ... [2019-11-25 22:53:54,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54" (1/1) ... [2019-11-25 22:53:54,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:54,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:54,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:54,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:54,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54" (1/1) ... [2019-11-25 22:53:54,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54" (1/1) ... [2019-11-25 22:53:54,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54" (1/1) ... [2019-11-25 22:53:54,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54" (1/1) ... [2019-11-25 22:53:54,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54" (1/1) ... [2019-11-25 22:53:54,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54" (1/1) ... [2019-11-25 22:53:54,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:54" (1/1) ... [2019-11-25 22:53:54,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:54,185 INFO L168 Benchmark]: Toolchain (without parser) took 901.75 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 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:54,186 INFO L168 Benchmark]: CDTParser took 0.35 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 22:53:54,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.55 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:54,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.45 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:54,193 INFO L168 Benchmark]: Boogie Preprocessor took 70.08 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:54,213 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 732.55 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 89.45 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.08 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 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...