./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/heap-manipulation/dll_of_dll-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/heap-manipulation/dll_of_dll-1.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 30912d79507d112674315a135c457bdb2fa6a53f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/heap-manipulation/dll_of_dll-1.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 30912d79507d112674315a135c457bdb2fa6a53f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:22:41,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:41,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:41,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:41,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:41,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:41,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:41,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:41,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:41,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:41,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:41,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:41,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:41,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:41,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:41,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:41,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:41,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:41,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:41,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:41,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:41,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:41,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:41,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:41,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:41,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:41,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:41,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:42,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:42,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:42,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:42,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:42,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:42,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:42,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:42,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:42,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:42,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:42,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:42,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:42,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:42,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:22:42,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:42,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:42,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:42,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:42,079 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:42,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:42,082 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:42,082 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:42,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:42,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:42,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:42,084 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:42,087 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:42,089 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:42,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:42,090 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:42,090 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:42,091 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:42,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:42,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:42,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:42,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:42,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:42,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:42,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:42,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:22:42,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:22:42,096 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 -> 30912d79507d112674315a135c457bdb2fa6a53f [2019-11-24 22:22:42,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:42,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:42,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:42,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:42,709 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:42,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/dll_of_dll-1.i [2019-11-24 22:22:42,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b785eacd0/341883e37e4f429d8b984cb6c4a2fadb/FLAG9015684d6 [2019-11-24 22:22:44,218 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:44,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/dll_of_dll-1.i [2019-11-24 22:22:44,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b785eacd0/341883e37e4f429d8b984cb6c4a2fadb/FLAG9015684d6 [2019-11-24 22:22:44,303 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b785eacd0/341883e37e4f429d8b984cb6c4a2fadb [2019-11-24 22:22:44,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:44,314 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:44,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:44,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:44,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:44,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:44" (1/1) ... [2019-11-24 22:22:44,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43cf8e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:44, skipping insertion in model container [2019-11-24 22:22:44,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:44" (1/1) ... [2019-11-24 22:22:44,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:44,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:22:45,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:45,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:22:45,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:45,939 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:22:45,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:45 WrapperNode [2019-11-24 22:22:45,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:45,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:22:45,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:22:45,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:22:45,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:45" (1/1) ... [2019-11-24 22:22:45,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:45" (1/1) ... [2019-11-24 22:22:46,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:45" (1/1) ... [2019-11-24 22:22:46,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:45" (1/1) ... [2019-11-24 22:22:46,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:45" (1/1) ... [2019-11-24 22:22:46,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:45" (1/1) ... [2019-11-24 22:22:46,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:45" (1/1) ... [2019-11-24 22:22:46,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:22:46,199 INFO L168 Benchmark]: Toolchain (without parser) took 1869.70 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 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:46,206 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:46,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1624.64 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:22:46,212 INFO L168 Benchmark]: Boogie Preprocessor took 236.51 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:46,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 1624.64 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 236.51 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 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 0.1.24-32f2683 [2019-11-24 22:22:50,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:50,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:50,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:50,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:50,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:50,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:50,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:50,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:50,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:50,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:50,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:50,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:50,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:50,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:50,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:50,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:50,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:50,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:50,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:50,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:50,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:50,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:50,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:50,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:50,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:50,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:50,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:50,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:50,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:50,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:50,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:50,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:50,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:50,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:50,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:50,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:50,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:50,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:50,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:50,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:50,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:22:50,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:50,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:50,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:50,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:50,361 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:50,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:50,363 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:50,364 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:50,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:50,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:50,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:50,368 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:50,368 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:50,369 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:50,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:50,371 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:50,371 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:22:50,372 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:22:50,372 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:50,374 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:50,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:50,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:50,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:50,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:50,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:50,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:50,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:50,380 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:22:50,380 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:22:50,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:22:50,382 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 -> 30912d79507d112674315a135c457bdb2fa6a53f [2019-11-24 22:22:50,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:50,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:50,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:50,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:50,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:50,984 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/dll_of_dll-1.i [2019-11-24 22:22:51,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b18f8a16/d3b3a92e44a94dc2b8cea5db1b74223b/FLAGfc282126a [2019-11-24 22:22:52,446 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:52,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/dll_of_dll-1.i [2019-11-24 22:22:52,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b18f8a16/d3b3a92e44a94dc2b8cea5db1b74223b/FLAGfc282126a [2019-11-24 22:22:52,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b18f8a16/d3b3a92e44a94dc2b8cea5db1b74223b [2019-11-24 22:22:52,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:52,542 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:52,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:52,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:52,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:52,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:52" (1/1) ... [2019-11-24 22:22:52,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f39a4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:52, skipping insertion in model container [2019-11-24 22:22:52,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:52" (1/1) ... [2019-11-24 22:22:52,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:52,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:22:53,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:53,882 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:22:54,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:54,244 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:22:54,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54 WrapperNode [2019-11-24 22:22:54,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:54,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:22:54,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:22:54,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:22:54,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:22:54,510 INFO L168 Benchmark]: Toolchain (without parser) took 1962.84 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:54,514 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:54,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1700.17 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:22:54,523 INFO L168 Benchmark]: Boogie Preprocessor took 254.12 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:22:54,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1700.17 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 254.12 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 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...