./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-2.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 1f270b702de634d3ad2ee5a400388c6410a4cf10 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/forester-heap/dll-rb-cnstr_1-2.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 1f270b702de634d3ad2ee5a400388c6410a4cf10 ........................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:22:49,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:49,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:49,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:49,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:49,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:49,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:49,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:49,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:49,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:49,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:49,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:49,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:49,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:49,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:49,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:49,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:49,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:49,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:49,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:49,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:49,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:49,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:49,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:49,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:49,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:49,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:49,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:49,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:49,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:49,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:49,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:49,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:49,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:49,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:49,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:49,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:49,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:49,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:49,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:49,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:49,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:22:49,280 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:49,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:49,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:49,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:49,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:49,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:49,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:49,289 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:49,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:49,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:49,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:49,293 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:49,293 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:49,294 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:49,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:49,296 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:49,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:49,298 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:49,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:49,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:49,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:49,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:49,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:49,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:49,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:49,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:22:49,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:22:49,303 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 -> 1f270b702de634d3ad2ee5a400388c6410a4cf10 [2019-11-24 22:22:49,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:49,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:49,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:49,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:49,958 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:49,959 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-2.i [2019-11-24 22:22:50,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e191189/45c31e9571e043ac96003d6519f91481/FLAG4efb6a87d [2019-11-24 22:22:51,276 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:51,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-2.i [2019-11-24 22:22:51,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e191189/45c31e9571e043ac96003d6519f91481/FLAG4efb6a87d [2019-11-24 22:22:51,758 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e191189/45c31e9571e043ac96003d6519f91481 [2019-11-24 22:22:51,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:51,764 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:51,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:51,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:51,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:51,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:51" (1/1) ... [2019-11-24 22:22:51,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737469c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:51, skipping insertion in model container [2019-11-24 22:22:51,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:51" (1/1) ... [2019-11-24 22:22:51,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:51,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:22:52,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:52,879 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:22:53,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:53,121 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:22:53,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53 WrapperNode [2019-11-24 22:22:53,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:53,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:22:53,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:22:53,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:22:53,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:22:53,330 INFO L168 Benchmark]: Toolchain (without parser) took 1548.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 979.6 MB in the end (delta: -13.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:53,333 INFO L168 Benchmark]: CDTParser took 0.82 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:53,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1349.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 979.6 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:22:53,339 INFO L168 Benchmark]: Boogie Preprocessor took 186.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:53,353 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 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 1349.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 979.6 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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 0.1.24-32f2683 [2019-11-24 22:22:57,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:57,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:57,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:57,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:57,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:57,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:57,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:57,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:57,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:57,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:57,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:57,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:57,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:57,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:57,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:57,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:57,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:57,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:57,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:57,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:57,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:57,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:57,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:57,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:57,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:57,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:57,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:57,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:57,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:57,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:57,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:57,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:57,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:57,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:57,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:57,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:57,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:57,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:57,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:57,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:57,357 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:22:57,392 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:57,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:57,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:57,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:57,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:57,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:57,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:57,403 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:57,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:57,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:57,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:57,405 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:57,408 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:57,408 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:57,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:57,409 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:57,409 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:22:57,410 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:22:57,410 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:57,410 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:57,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:57,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:57,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:57,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:57,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:57,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:57,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:57,415 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:22:57,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:22:57,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:22:57,420 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 -> 1f270b702de634d3ad2ee5a400388c6410a4cf10 [2019-11-24 22:22:58,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:58,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:58,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:58,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:58,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:58,120 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-2.i [2019-11-24 22:22:58,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/336e48a4c/d926d3ae13b74e1dbc5c590846caa5a1/FLAG6c8756c87 [2019-11-24 22:22:59,504 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:59,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-2.i [2019-11-24 22:22:59,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/336e48a4c/d926d3ae13b74e1dbc5c590846caa5a1/FLAG6c8756c87 [2019-11-24 22:22:59,579 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/336e48a4c/d926d3ae13b74e1dbc5c590846caa5a1 [2019-11-24 22:22:59,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:59,595 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:59,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:59,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:59,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:59,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:59" (1/1) ... [2019-11-24 22:22:59,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:59, skipping insertion in model container [2019-11-24 22:22:59,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:59" (1/1) ... [2019-11-24 22:22:59,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:59,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:00,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:00,706 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:00,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:00,967 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:00,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:00 WrapperNode [2019-11-24 22:23:00,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:00,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:00,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:00,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:01,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:00" (1/1) ... [2019-11-24 22:23:01,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:00" (1/1) ... [2019-11-24 22:23:01,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:00" (1/1) ... [2019-11-24 22:23:01,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:00" (1/1) ... [2019-11-24 22:23:01,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:00" (1/1) ... [2019-11-24 22:23:01,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:00" (1/1) ... [2019-11-24 22:23:01,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:00" (1/1) ... [2019-11-24 22:23:01,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:01,211 INFO L168 Benchmark]: Toolchain (without parser) took 1615.97 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 968.3 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:01,211 INFO L168 Benchmark]: CDTParser took 3.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:01,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1375.68 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:01,221 INFO L168 Benchmark]: Boogie Preprocessor took 231.87 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:01,245 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.99 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 1375.68 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 231.87 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 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...