./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 509859d6 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 0.1.24-509859d [2019-11-27 17:43:39,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:39,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:39,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:39,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:39,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:39,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:39,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:39,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:39,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:39,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:39,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:39,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:39,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:39,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:39,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:39,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:39,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:39,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:39,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:39,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:39,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:39,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:39,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:39,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:39,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:39,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:39,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:39,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:39,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:39,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:39,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:39,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:39,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:39,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:39,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:39,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:39,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:39,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:39,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:39,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:39,295 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:39,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:39,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:39,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:39,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:39,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:39,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:39,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:39,333 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:39,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:39,334 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:39,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:39,338 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:39,338 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:39,339 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:39,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:39,339 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:39,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:39,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:39,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:39,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:39,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:39,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:39,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:39,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:39,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:39,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:39,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:39,343 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 [2019-11-27 17:43:39,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:39,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:39,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:39,811 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:39,812 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:39,813 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-27 17:43:39,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2be6152/69f0a1b75c9445dbb788fddf1d4e9111/FLAG8f5662f23 [2019-11-27 17:43:40,751 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:40,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-27 17:43:40,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2be6152/69f0a1b75c9445dbb788fddf1d4e9111/FLAG8f5662f23 [2019-11-27 17:43:40,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2be6152/69f0a1b75c9445dbb788fddf1d4e9111 [2019-11-27 17:43:40,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:40,955 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:40,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:40,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:40,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:40,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:40" (1/1) ... [2019-11-27 17:43:40,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e2acac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:40, skipping insertion in model container [2019-11-27 17:43:40,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:40" (1/1) ... [2019-11-27 17:43:40,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:41,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:41,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:41,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:41,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:41,860 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:41,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:41 WrapperNode [2019-11-27 17:43:41,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:41,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:41,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:41,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:41,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:41" (1/1) ... [2019-11-27 17:43:41,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:41" (1/1) ... [2019-11-27 17:43:41,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:41" (1/1) ... [2019-11-27 17:43:41,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:41" (1/1) ... [2019-11-27 17:43:41,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:41" (1/1) ... [2019-11-27 17:43:41,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:41" (1/1) ... [2019-11-27 17:43:41,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:41" (1/1) ... [2019-11-27 17:43:42,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:42,005 INFO L168 Benchmark]: Toolchain (without parser) took 1050.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.7 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:42,012 INFO L168 Benchmark]: CDTParser took 2.36 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. [2019-11-27 17:43:42,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 902.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.7 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:42,016 INFO L168 Benchmark]: Boogie Preprocessor took 140.34 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:42,021 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 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 902.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.7 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 140.34 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 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 0.1.24-509859d [2019-11-27 17:43:44,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:44,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:44,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:44,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:44,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:44,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:44,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:44,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:44,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:44,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:44,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:44,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:44,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:44,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:44,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:44,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:44,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:44,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:44,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:44,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:44,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:44,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:44,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:44,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:44,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:44,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:44,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:44,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:44,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:44,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:44,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:44,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:44,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:44,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:44,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:44,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:44,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:44,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:44,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:44,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:44,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:44,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:44,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:44,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:44,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:44,864 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:44,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:44,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:44,867 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:44,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:44,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:44,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:44,872 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:44,872 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:44,873 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:44,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:44,873 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:44,874 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:44,874 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:44,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:44,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:44,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:44,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:44,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:44,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:44,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:44,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:44,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:44,883 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:44,884 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:44,884 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:44,887 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 [2019-11-27 17:43:45,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:45,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:45,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:45,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:45,346 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:45,350 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-27 17:43:45,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a052b134/b791ca6a56d0434da5c621ef88585e1a/FLAG676b3d5c0 [2019-11-27 17:43:46,276 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:46,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-27 17:43:46,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a052b134/b791ca6a56d0434da5c621ef88585e1a/FLAG676b3d5c0 [2019-11-27 17:43:46,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a052b134/b791ca6a56d0434da5c621ef88585e1a [2019-11-27 17:43:46,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:46,479 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:46,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:46,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:46,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:46,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:46" (1/1) ... [2019-11-27 17:43:46,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dee9500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:46, skipping insertion in model container [2019-11-27 17:43:46,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:46" (1/1) ... [2019-11-27 17:43:46,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:46,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:47,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:47,270 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:47,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:47,447 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:47,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:47 WrapperNode [2019-11-27 17:43:47,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:47,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:47,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:47,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:47,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:47" (1/1) ... [2019-11-27 17:43:47,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:47" (1/1) ... [2019-11-27 17:43:47,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:47" (1/1) ... [2019-11-27 17:43:47,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:47" (1/1) ... [2019-11-27 17:43:47,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:47" (1/1) ... [2019-11-27 17:43:47,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:47" (1/1) ... [2019-11-27 17:43:47,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:47" (1/1) ... [2019-11-27 17:43:47,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:47,605 INFO L168 Benchmark]: Toolchain (without parser) took 1125.81 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. [2019-11-27 17:43:47,610 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-27 17:43:47,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 968.48 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:47,612 INFO L168 Benchmark]: Boogie Preprocessor took 151.83 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. [2019-11-27 17:43:47,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 968.48 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.83 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...