./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.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/forester-heap/dll-rb-sentinel-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 3e0675069af96ce2b947856aad4bf6a2d556158b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-sentinel-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 3e0675069af96ce2b947856aad4bf6a2d556158b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:27:16,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:16,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:16,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:16,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:16,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:16,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:16,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:16,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:16,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:16,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:16,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:16,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:16,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:16,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:16,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:16,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:16,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:16,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:16,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:16,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:16,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:16,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:16,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:16,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:16,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:16,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:16,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:16,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:16,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:16,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:16,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:16,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:16,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:16,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:16,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:16,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:16,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:16,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:16,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:16,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:16,343 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:16,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:16,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:16,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:16,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:16,392 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:16,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:16,392 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:16,393 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:16,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:16,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:16,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:16,398 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:16,398 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:16,398 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:16,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:16,399 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:16,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:16,400 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:16,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:16,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:16,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:16,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:16,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:16,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:16,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:16,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:16,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:16,406 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 -> 3e0675069af96ce2b947856aad4bf6a2d556158b [2019-11-26 00:27:17,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:17,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:17,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:17,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:17,051 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:17,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2019-11-26 00:27:17,211 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7265b5942/4b2e1e95c572458d805d6f33c18bc61a/FLAG7415284eb [2019-11-26 00:27:18,405 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:18,413 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2019-11-26 00:27:18,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7265b5942/4b2e1e95c572458d805d6f33c18bc61a/FLAG7415284eb [2019-11-26 00:27:18,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7265b5942/4b2e1e95c572458d805d6f33c18bc61a [2019-11-26 00:27:18,507 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:18,511 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:18,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:18,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:18,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:18,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5eb229 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 00:27:18,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:18,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:19,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:19,610 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:19,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:19,883 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:19,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19 WrapperNode [2019-11-26 00:27:19,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:19,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:19,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:19,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:19,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:19,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:19,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:19,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:20,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:20,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:20,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:20,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:20,123 INFO L168 Benchmark]: Toolchain (without parser) took 1599.73 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 973.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:20,131 INFO L168 Benchmark]: CDTParser took 2.55 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 00:27:20,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1366.83 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:20,136 INFO L168 Benchmark]: Boogie Preprocessor took 219.15 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:20,145 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 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 1366.83 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.15 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 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 00:27:23,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:23,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:24,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:24,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:24,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:24,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:24,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:24,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:24,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:24,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:24,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:24,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:24,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:24,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:24,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:24,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:24,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:24,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:24,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:24,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:24,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:24,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:24,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:24,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:24,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:24,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:24,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:24,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:24,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:24,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:24,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:24,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:24,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:24,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:24,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:24,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:24,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:24,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:24,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:24,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:24,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:27:24,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:24,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:24,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:24,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:24,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:24,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:24,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:24,193 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:24,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:24,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:24,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:24,198 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:24,198 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:24,199 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:24,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:24,199 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:24,200 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:27:24,200 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:27:24,201 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:24,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:24,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:24,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:24,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:24,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:24,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:24,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:24,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:24,206 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:27:24,208 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:27:24,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:27:24,209 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 -> 3e0675069af96ce2b947856aad4bf6a2d556158b [2019-11-26 00:27:24,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:24,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:24,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:24,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:24,902 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:24,905 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2019-11-26 00:27:25,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a39c4afb/364901c9ae4c4f49b011a1f4c32902dc/FLAG4bfd4f80a [2019-11-26 00:27:26,246 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:26,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2019-11-26 00:27:26,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a39c4afb/364901c9ae4c4f49b011a1f4c32902dc/FLAG4bfd4f80a [2019-11-26 00:27:26,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a39c4afb/364901c9ae4c4f49b011a1f4c32902dc [2019-11-26 00:27:26,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:26,334 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:26,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:26,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:26,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:26,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d41ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26, skipping insertion in model container [2019-11-26 00:27:26,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:26,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:27,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:27,479 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:27,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:27,776 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:27,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27 WrapperNode [2019-11-26 00:27:27,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:27,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:27,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:27,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:27,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:28,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:28,021 INFO L168 Benchmark]: Toolchain (without parser) took 1680.79 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 00:27:28,022 INFO L168 Benchmark]: CDTParser took 1.53 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 00:27:28,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1441.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:28,043 INFO L168 Benchmark]: Boogie Preprocessor took 229.79 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:28,054 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 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 1441.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.79 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 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...