./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.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/memsafety-ext/dll_extends_pointer.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 61cac7be0490384ca2e2fa5b07a6c43e88983407 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memsafety-ext/dll_extends_pointer.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 61cac7be0490384ca2e2fa5b07a6c43e88983407 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:25:51,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:51,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:51,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:51,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:51,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:51,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:51,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:51,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:51,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:51,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:51,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:51,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:51,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:51,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:51,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:51,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:51,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:51,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:51,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:51,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:51,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:51,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:51,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:51,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:51,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:51,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:51,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:51,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:51,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:51,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:51,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:51,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:51,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:51,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:51,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:51,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:51,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:51,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:51,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:51,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:51,671 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:51,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:51,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:51,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:51,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:51,710 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:51,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:51,710 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:51,711 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:51,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:51,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:51,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:51,715 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:51,715 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:51,716 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:51,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:51,716 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:51,716 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:51,716 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:51,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:51,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:51,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:51,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:51,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:51,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:51,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:51,718 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:51,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:51,719 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 -> 61cac7be0490384ca2e2fa5b07a6c43e88983407 [2019-11-26 00:25:52,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:52,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:52,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:52,167 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:52,169 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:52,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-26 00:25:52,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd0c81fa/d9e1d27614c24e96a350003ec09a8f68/FLAG32c5bc09d [2019-11-26 00:25:53,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:53,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-26 00:25:53,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd0c81fa/d9e1d27614c24e96a350003ec09a8f68/FLAG32c5bc09d [2019-11-26 00:25:53,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd0c81fa/d9e1d27614c24e96a350003ec09a8f68 [2019-11-26 00:25:53,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:53,302 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:53,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:53,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:53,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:53,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:53" (1/1) ... [2019-11-26 00:25:53,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@921bc04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:53, skipping insertion in model container [2019-11-26 00:25:53,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:53" (1/1) ... [2019-11-26 00:25:53,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:53,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:54,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:54,039 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:54,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:54,213 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:54,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:54 WrapperNode [2019-11-26 00:25:54,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:54,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:54,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:54,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:54,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:54" (1/1) ... [2019-11-26 00:25:54,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:54" (1/1) ... [2019-11-26 00:25:54,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:54" (1/1) ... [2019-11-26 00:25:54,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:54" (1/1) ... [2019-11-26 00:25:54,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:54" (1/1) ... [2019-11-26 00:25:54,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:54" (1/1) ... [2019-11-26 00:25:54,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:54" (1/1) ... [2019-11-26 00:25:54,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:54,348 INFO L168 Benchmark]: Toolchain (without parser) took 1038.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:54,357 INFO L168 Benchmark]: CDTParser took 1.36 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 00:25:54,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 907.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:54,361 INFO L168 Benchmark]: Boogie Preprocessor took 117.56 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:54,367 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 907.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 117.56 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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 00:25:57,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:57,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:57,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:57,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:57,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:57,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:57,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:57,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:57,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:57,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:57,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:57,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:57,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:57,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:57,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:57,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:57,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:57,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:57,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:57,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:57,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:57,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:57,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:57,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:57,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:57,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:57,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:57,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:57,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:57,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:57,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:57,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:57,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:57,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:57,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:57,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:57,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:57,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:57,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:57,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:57,182 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:57,209 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:57,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:57,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:57,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:57,214 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:57,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:57,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:57,217 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:57,217 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:57,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:57,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:57,218 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:57,219 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:57,219 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:57,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:57,219 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:57,220 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:57,220 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:57,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:57,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:57,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:57,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:57,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:57,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:57,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:57,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:57,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:57,225 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:57,225 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:57,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:57,226 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 -> 61cac7be0490384ca2e2fa5b07a6c43e88983407 [2019-11-26 00:25:57,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:57,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:57,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:57,728 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:57,731 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:57,732 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-26 00:25:57,835 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c22a5a5/2a98d770ca6c4712b919184d7b8b0ad7/FLAG0db5b98ed [2019-11-26 00:25:58,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:58,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-26 00:25:58,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c22a5a5/2a98d770ca6c4712b919184d7b8b0ad7/FLAG0db5b98ed [2019-11-26 00:25:58,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c22a5a5/2a98d770ca6c4712b919184d7b8b0ad7 [2019-11-26 00:25:58,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:58,874 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:58,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:58,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:58,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:58,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:58" (1/1) ... [2019-11-26 00:25:58,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2af7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:58, skipping insertion in model container [2019-11-26 00:25:58,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:58" (1/1) ... [2019-11-26 00:25:58,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:58,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:59,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:59,620 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:59,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:59,793 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:59,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:59 WrapperNode [2019-11-26 00:25:59,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:59,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:59,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:59,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:59,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:59" (1/1) ... [2019-11-26 00:25:59,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:59" (1/1) ... [2019-11-26 00:25:59,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:59" (1/1) ... [2019-11-26 00:25:59,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:59" (1/1) ... [2019-11-26 00:25:59,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:59" (1/1) ... [2019-11-26 00:25:59,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:59" (1/1) ... [2019-11-26 00:25:59,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:59" (1/1) ... [2019-11-26 00:25:59,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:59,930 INFO L168 Benchmark]: Toolchain (without parser) took 1054.37 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 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:59,935 INFO L168 Benchmark]: CDTParser took 0.25 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 00:25:59,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 916.76 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:59,941 INFO L168 Benchmark]: Boogie Preprocessor took 128.84 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:59,946 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 916.76 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.84 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...