./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 da95e156 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-da95e15 [2019-11-27 11:22:39,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:39,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:39,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:39,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:39,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:39,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:39,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:39,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:39,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:39,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:39,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:39,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:39,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:39,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:39,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:39,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:39,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:39,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:39,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:39,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:39,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:39,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:39,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:39,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:39,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:39,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:39,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:39,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:39,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:39,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:39,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:39,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:39,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:39,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:39,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:39,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:39,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:39,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:39,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:39,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:39,950 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:22:39,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:39,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:39,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:39,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:39,999 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:40,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:40,002 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:40,003 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:40,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:40,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:40,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:40,005 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:40,005 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:40,007 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:40,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:40,008 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:40,008 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:40,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:40,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:40,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:40,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:40,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:40,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:40,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:40,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:40,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:22:40,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:22:40,016 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 [2019-11-27 11:22:40,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:40,639 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:40,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:40,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:40,650 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:40,652 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-27 11:22:40,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90f01b8ad/fe281a80d3414538ace8403059f35558/FLAGd056e2644 [2019-11-27 11:22:41,967 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:41,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-27 11:22:42,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90f01b8ad/fe281a80d3414538ace8403059f35558/FLAGd056e2644 [2019-11-27 11:22:42,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90f01b8ad/fe281a80d3414538ace8403059f35558 [2019-11-27 11:22:42,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:42,475 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:42,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:42,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:42,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:42,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:42" (1/1) ... [2019-11-27 11:22:42,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:42, skipping insertion in model container [2019-11-27 11:22:42,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:42" (1/1) ... [2019-11-27 11:22:42,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:42,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:43,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:43,534 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:43,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:43,772 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:43,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43 WrapperNode [2019-11-27 11:22:43,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:43,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:43,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:43,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:43,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:43,947 INFO L168 Benchmark]: Toolchain (without parser) took 1464.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:43,959 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:43,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1292.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:43,966 INFO L168 Benchmark]: Boogie Preprocessor took 160.71 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:43,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1292.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.71 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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-da95e15 [2019-11-27 11:22:47,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:47,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:47,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:47,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:47,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:47,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:47,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:47,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:47,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:47,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:47,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:47,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:47,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:47,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:47,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:47,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:47,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:47,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:47,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:47,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:47,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:47,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:47,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:47,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:47,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:47,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:47,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:47,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:47,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:47,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:47,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:47,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:47,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:47,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:47,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:47,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:47,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:47,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:47,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:47,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:47,910 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:22:47,955 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:47,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:47,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:47,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:47,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:47,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:47,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:47,967 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:47,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:47,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:47,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:47,972 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:47,972 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:47,973 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:47,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:47,974 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:47,974 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:22:47,974 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:22:47,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:47,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:47,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:47,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:47,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:47,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:47,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:47,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:47,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:47,980 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:22:47,981 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:22:47,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:22:47,984 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 [2019-11-27 11:22:48,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:48,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:48,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:48,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:48,675 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:48,679 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-27 11:22:48,839 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8450736c/f2e20cc4ef3d4ffd87ee7aa30f08913c/FLAG9176d4a83 [2019-11-27 11:22:50,065 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:50,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-27 11:22:50,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8450736c/f2e20cc4ef3d4ffd87ee7aa30f08913c/FLAG9176d4a83 [2019-11-27 11:22:50,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8450736c/f2e20cc4ef3d4ffd87ee7aa30f08913c [2019-11-27 11:22:50,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:50,153 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:50,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:50,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:50,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:50,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:50" (1/1) ... [2019-11-27 11:22:50,175 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 27.11 11:22:50, skipping insertion in model container [2019-11-27 11:22:50,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:50" (1/1) ... [2019-11-27 11:22:50,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:50,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:51,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:51,278 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:51,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:51,533 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:51,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51 WrapperNode [2019-11-27 11:22:51,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:51,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:51,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:51,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:51,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:51,746 INFO L168 Benchmark]: Toolchain (without parser) took 1591.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:51,760 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:51,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1381.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:51,763 INFO L168 Benchmark]: Boogie Preprocessor took 202.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:51,771 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1381.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...