./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/heap-manipulation/dancing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/heap-manipulation/dancing.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63ea7ed840682b4e196bd141458679e7836ad115 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/heap-manipulation/dancing.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63ea7ed840682b4e196bd141458679e7836ad115 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:08,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:08,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:08,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:08,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:08,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:08,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:08,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:08,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:08,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:08,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:08,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:08,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:08,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:08,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:08,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:08,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:08,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:08,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:08,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:08,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:08,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:08,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:08,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:08,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:08,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:08,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:08,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:08,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:08,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:08,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:08,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:08,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:08,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:08,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:08,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:08,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:08,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:08,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:08,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:08,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:08,300 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:08,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:08,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:08,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:08,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:08,347 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:08,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:08,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:08,348 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:08,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:08,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:08,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:08,353 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:08,353 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:08,354 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:08,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:08,354 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:08,355 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:08,355 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:08,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:08,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:08,358 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:08,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:08,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:08,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:08,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:08,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:08,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:08,361 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 63ea7ed840682b4e196bd141458679e7836ad115 [2019-11-26 00:27:09,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:09,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:09,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:09,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:09,063 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:09,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/dancing.i [2019-11-26 00:27:09,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ae01e75/d972bf7eddb34312a6a21b59509e0afc/FLAGeabc92f6f [2019-11-26 00:27:10,504 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:10,506 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/dancing.i [2019-11-26 00:27:10,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ae01e75/d972bf7eddb34312a6a21b59509e0afc/FLAGeabc92f6f [2019-11-26 00:27:10,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ae01e75/d972bf7eddb34312a6a21b59509e0afc [2019-11-26 00:27:10,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:10,633 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:10,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:10,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:10,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:10,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:10" (1/1) ... [2019-11-26 00:27:10,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62b7a959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:10, skipping insertion in model container [2019-11-26 00:27:10,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:10" (1/1) ... [2019-11-26 00:27:10,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:10,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:11,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:11,698 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:11,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:11,948 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:11,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:11 WrapperNode [2019-11-26 00:27:11,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:11,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:11,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:11,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:11,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:11" (1/1) ... [2019-11-26 00:27:11,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:11" (1/1) ... [2019-11-26 00:27:12,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:11" (1/1) ... [2019-11-26 00:27:12,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:11" (1/1) ... [2019-11-26 00:27:12,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:11" (1/1) ... [2019-11-26 00:27:12,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:11" (1/1) ... [2019-11-26 00:27:12,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:11" (1/1) ... [2019-11-26 00:27:12,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:12,136 INFO L168 Benchmark]: Toolchain (without parser) took 1486.27 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 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:12,139 INFO L168 Benchmark]: CDTParser took 0.60 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. [2019-11-26 00:27:12,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1313.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:12,148 INFO L168 Benchmark]: Boogie Preprocessor took 163.05 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:12,155 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 1313.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.05 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 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 [2019-11-26 00:27:16,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:16,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:16,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:16,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:16,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:16,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:16,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:16,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:16,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:16,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:16,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:16,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:16,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:16,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:16,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:16,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:16,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:16,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:16,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:16,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:16,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:16,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:16,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:16,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:16,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:16,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:16,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:16,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:16,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:16,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:16,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:16,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:16,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:16,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:16,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:16,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:16,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:16,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:16,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:16,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:16,251 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:27:16,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:16,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:16,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:16,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:16,303 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:16,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:16,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:16,304 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:16,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:16,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:16,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:16,311 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:16,311 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:16,312 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:16,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:16,313 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:16,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:27:16,313 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:27:16,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:16,314 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:16,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:16,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:16,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:16,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:16,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:16,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:16,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:16,320 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:27:16,321 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:27:16,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:27:16,322 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 63ea7ed840682b4e196bd141458679e7836ad115 [2019-11-26 00:27:16,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:16,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:16,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:16,990 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:16,990 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:16,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/dancing.i [2019-11-26 00:27:17,155 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eff6d0bd6/00a89f3ca7614a8884bc83cc9d29575f/FLAGe0e50def7 [2019-11-26 00:27:18,343 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:18,346 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/dancing.i [2019-11-26 00:27:18,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eff6d0bd6/00a89f3ca7614a8884bc83cc9d29575f/FLAGe0e50def7 [2019-11-26 00:27:18,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eff6d0bd6/00a89f3ca7614a8884bc83cc9d29575f [2019-11-26 00:27:18,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:18,857 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:18,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:18,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:18,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:18,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5711e6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18, skipping insertion in model container [2019-11-26 00:27:18,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:19,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:19,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:19,946 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:20,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:20,185 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:20,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20 WrapperNode [2019-11-26 00:27:20,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:20,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:20,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:20,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:20,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:20,394 INFO L168 Benchmark]: Toolchain (without parser) took 1536.63 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 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:20,397 INFO L168 Benchmark]: CDTParser took 2.63 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. [2019-11-26 00:27:20,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1325.83 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:20,411 INFO L168 Benchmark]: Boogie Preprocessor took 198.36 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:20,418 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 1325.83 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.36 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 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...