./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/dll-token-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/forester-heap/dll-token-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 8b88a605df784da4b84aa984e355b57373efff76 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-token-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 8b88a605df784da4b84aa984e355b57373efff76 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:22:49,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:49,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:49,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:49,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:49,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:49,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:49,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:49,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:49,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:49,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:49,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:49,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:49,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:49,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:49,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:49,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:49,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:49,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:49,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:49,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:49,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:49,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:49,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:49,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:49,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:49,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:49,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:49,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:49,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:49,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:49,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:49,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:49,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:49,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:49,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:49,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:49,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:49,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:49,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:49,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:49,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:22:49,840 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:49,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:49,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:49,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:49,845 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:49,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:49,845 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:49,846 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:49,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:49,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:49,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:49,848 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:49,848 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:49,849 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:49,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:49,849 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:49,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:49,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:49,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:49,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:49,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:49,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:49,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:49,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:49,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:49,854 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:22:49,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:22:49,855 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 -> 8b88a605df784da4b84aa984e355b57373efff76 [2019-11-24 22:22:50,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:50,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:50,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:50,457 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:50,458 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:50,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-24 22:22:50,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970b7ea72/7ae738b411f44bb1928e60a319a5fc49/FLAGbce8216d5 [2019-11-24 22:22:51,833 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:51,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-24 22:22:51,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970b7ea72/7ae738b411f44bb1928e60a319a5fc49/FLAGbce8216d5 [2019-11-24 22:22:51,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970b7ea72/7ae738b411f44bb1928e60a319a5fc49 [2019-11-24 22:22:51,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:51,927 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:51,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:51,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:51,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:51,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:51" (1/1) ... [2019-11-24 22:22:51,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:51, skipping insertion in model container [2019-11-24 22:22:51,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:51" (1/1) ... [2019-11-24 22:22:51,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:52,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:22:52,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:52,993 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:22:53,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:53,265 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:22:53,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53 WrapperNode [2019-11-24 22:22:53,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:53,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:22:53,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:22:53,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:22:53,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:22:53,472 INFO L168 Benchmark]: Toolchain (without parser) took 1538.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:53,487 INFO L168 Benchmark]: CDTParser took 1.82 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 22:22:53,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1337.26 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. [2019-11-24 22:22:53,492 INFO L168 Benchmark]: Boogie Preprocessor took 192.39 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:53,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 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 1337.26 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 192.39 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:22:57,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:57,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:57,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:57,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:57,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:57,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:57,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:57,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:57,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:57,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:57,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:57,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:57,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:57,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:57,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:57,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:57,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:57,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:57,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:57,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:57,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:57,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:57,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:57,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:57,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:57,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:57,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:57,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:57,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:57,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:57,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:57,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:57,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:57,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:57,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:57,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:57,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:57,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:57,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:57,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:57,544 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:22:57,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:57,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:57,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:57,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:57,591 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:57,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:57,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:57,592 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:57,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:57,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:57,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:57,596 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:57,596 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:57,597 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:57,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:57,597 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:57,597 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:22:57,599 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:22:57,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:57,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:57,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:57,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:57,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:57,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:57,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:57,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:57,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:57,605 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:22:57,605 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:22:57,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:22:57,608 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 -> 8b88a605df784da4b84aa984e355b57373efff76 [2019-11-24 22:22:58,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:58,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:58,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:58,232 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:58,237 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:58,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-24 22:22:58,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f01c325b/b78a87d91dcd48fb9e455689a3b13c6f/FLAG1a3b98c74 [2019-11-24 22:22:59,602 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:59,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-24 22:22:59,638 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f01c325b/b78a87d91dcd48fb9e455689a3b13c6f/FLAG1a3b98c74 [2019-11-24 22:22:59,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f01c325b/b78a87d91dcd48fb9e455689a3b13c6f [2019-11-24 22:22:59,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:59,688 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:59,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:59,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:59,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:59,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:59" (1/1) ... [2019-11-24 22:22:59,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:59, skipping insertion in model container [2019-11-24 22:22:59,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:59" (1/1) ... [2019-11-24 22:22:59,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:59,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:00,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:00,798 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:00,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:01,056 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:01,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01 WrapperNode [2019-11-24 22:23:01,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:01,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:01,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:01,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:01,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:01,284 INFO L168 Benchmark]: Toolchain (without parser) took 1594.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:01,286 INFO L168 Benchmark]: CDTParser took 0.40 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 22:23:01,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1362.29 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 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:01,297 INFO L168 Benchmark]: Boogie Preprocessor took 218.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:01,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1362.29 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 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 218.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...