./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/dll-reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/dll-reverse.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 333a0564072dd31bf7e82e165661bf94788e3c7f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/dll-reverse.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 333a0564072dd31bf7e82e165661bf94788e3c7f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:16,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:16,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:16,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:16,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:16,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:16,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:16,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:16,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:16,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:16,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:16,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:16,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:16,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:16,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:16,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:16,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:16,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:16,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:16,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:16,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:16,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:16,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:16,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:16,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:16,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:16,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:16,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:16,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:16,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:16,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:16,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:16,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:16,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:16,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:16,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:16,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:16,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:16,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:16,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:16,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:16,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:16,480 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:16,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:16,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:16,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:16,487 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:16,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:16,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:16,488 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:16,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:16,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:16,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:16,492 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:16,495 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:16,495 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:16,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:16,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:16,496 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:16,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:16,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:16,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:16,497 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:16,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:16,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:16,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:16,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:16,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:16,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:16,502 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 -> 333a0564072dd31bf7e82e165661bf94788e3c7f [2019-11-26 00:27:17,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:17,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:17,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:17,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:17,152 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:17,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-reverse.i [2019-11-26 00:27:17,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2db8662b/2d566ec82b544229bcbd9fdbe1881a79/FLAGeadea7901 [2019-11-26 00:27:18,563 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:18,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-reverse.i [2019-11-26 00:27:18,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2db8662b/2d566ec82b544229bcbd9fdbe1881a79/FLAGeadea7901 [2019-11-26 00:27:18,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2db8662b/2d566ec82b544229bcbd9fdbe1881a79 [2019-11-26 00:27:18,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:18,656 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:18,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:18,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:18,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:18,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18, skipping insertion in model container [2019-11-26 00:27:18,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:18,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:19,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:19,767 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:19,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:20,046 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:20,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20 WrapperNode [2019-11-26 00:27:20,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:20,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:20,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:20,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:20,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:20,264 INFO L168 Benchmark]: Toolchain (without parser) took 1609.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:20,279 INFO L168 Benchmark]: CDTParser took 2.66 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:20,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1385.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:20,285 INFO L168 Benchmark]: Boogie Preprocessor took 208.63 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:20,291 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.66 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 1385.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.63 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:24,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:24,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:24,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:24,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:24,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:24,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:24,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:24,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:24,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:24,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:24,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:24,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:24,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:24,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:24,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:24,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:24,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:24,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:24,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:24,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:24,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:24,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:24,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:24,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:24,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:24,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:24,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:24,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:24,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:24,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:24,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:24,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:24,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:24,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:24,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:24,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:24,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:24,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:24,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:24,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:24,299 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:27:24,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:24,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:24,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:24,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:24,366 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:24,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:24,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:24,367 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:24,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:24,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:24,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:24,371 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:24,371 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:24,372 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:24,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:24,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:24,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:27:24,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:27:24,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:24,376 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:24,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:24,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:24,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:24,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:24,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:24,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:24,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:24,382 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:27:24,382 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:27:24,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:27:24,384 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 -> 333a0564072dd31bf7e82e165661bf94788e3c7f [2019-11-26 00:27:24,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:24,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:24,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:24,918 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:24,919 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:24,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-reverse.i [2019-11-26 00:27:25,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2422a3258/5bbf34ad8943476a9c6de530eb020a1c/FLAG5143ed870 [2019-11-26 00:27:26,300 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:26,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-reverse.i [2019-11-26 00:27:26,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2422a3258/5bbf34ad8943476a9c6de530eb020a1c/FLAG5143ed870 [2019-11-26 00:27:26,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2422a3258/5bbf34ad8943476a9c6de530eb020a1c [2019-11-26 00:27:26,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:26,394 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:26,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:26,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:26,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:26,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26, skipping insertion in model container [2019-11-26 00:27:26,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:26,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:27,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:27,388 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:27,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:27,662 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:27,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27 WrapperNode [2019-11-26 00:27:27,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:27,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:27,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:27,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:27,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:27,882 INFO L168 Benchmark]: Toolchain (without parser) took 1485.04 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:27,884 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. [2019-11-26 00:27:27,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1261.63 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:27,894 INFO L168 Benchmark]: Boogie Preprocessor took 210.19 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:27,912 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 1261.63 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.19 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 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...