./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/dll-token-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/dll-token-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --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/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/dll-token-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --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 0.1.24-509859d [2019-11-27 16:11:28,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:28,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:28,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:28,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:28,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:28,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:28,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:28,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:28,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:28,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:29,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:29,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:29,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:29,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:29,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:29,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:29,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:29,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:29,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:29,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:29,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:29,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:29,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:29,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:29,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:29,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:29,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:29,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:29,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:29,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:29,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:29,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:29,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:29,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:29,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:29,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:29,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:29,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:29,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:29,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:29,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:29,095 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:29,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:29,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:29,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:29,101 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:29,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:29,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:29,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:29,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:29,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:29,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:29,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:29,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:29,106 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:29,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:29,106 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:29,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:29,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:29,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:29,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:29,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:29,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:29,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:29,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:29,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:29,110 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:29,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:29,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:29,112 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 ! call(__VERIFIER_error())) ) 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 16:11:29,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:29,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:29,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:29,625 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:29,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:29,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-27 16:11:29,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f5ac89a/fb93dd2b802d477bb5af5b3fb2b7e6a0/FLAG8cfa1e4e8 [2019-11-27 16:11:30,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:30,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-27 16:11:30,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f5ac89a/fb93dd2b802d477bb5af5b3fb2b7e6a0/FLAG8cfa1e4e8 [2019-11-27 16:11:30,759 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f5ac89a/fb93dd2b802d477bb5af5b3fb2b7e6a0 [2019-11-27 16:11:30,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:30,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:30,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:30,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:30,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:30,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:30" (1/1) ... [2019-11-27 16:11:30,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@157d9c54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:30, skipping insertion in model container [2019-11-27 16:11:30,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:30" (1/1) ... [2019-11-27 16:11:30,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:30,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:31,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:31,519 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:31,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:31,691 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:31,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31 WrapperNode [2019-11-27 16:11:31,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:31,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:31,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:31,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:31,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31" (1/1) ... [2019-11-27 16:11:31,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31" (1/1) ... [2019-11-27 16:11:31,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:31,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:31,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:31,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:31,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31" (1/1) ... [2019-11-27 16:11:31,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31" (1/1) ... [2019-11-27 16:11:31,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31" (1/1) ... [2019-11-27 16:11:31,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31" (1/1) ... [2019-11-27 16:11:31,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31" (1/1) ... [2019-11-27 16:11:31,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31" (1/1) ... [2019-11-27 16:11:31,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:31" (1/1) ... [2019-11-27 16:11:31,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:31,851 INFO L168 Benchmark]: Toolchain (without parser) took 1081.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 16:11:31,852 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:31,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 921.33 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. [2019-11-27 16:11:31,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.37 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. [2019-11-27 16:11:31,871 INFO L168 Benchmark]: Boogie Preprocessor took 73.51 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. [2019-11-27 16:11:31,879 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 921.33 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 Procedure Inliner took 78.37 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. * Boogie Preprocessor took 73.51 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 0.1.24-509859d [2019-11-27 16:11:34,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:34,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:34,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:34,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:34,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:34,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:34,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:34,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:34,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:34,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:34,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:34,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:34,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:34,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:34,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:34,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:34,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:34,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:34,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:34,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:34,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:34,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:34,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:34,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:34,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:34,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:34,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:34,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:34,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:34,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:34,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:34,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:34,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:34,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:34,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:34,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:34,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:34,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:34,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:34,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:34,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:34,692 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:34,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:34,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:34,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:34,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:34,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:34,699 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:34,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:34,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:34,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:34,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:34,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:34,701 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:34,701 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:34,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:34,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:34,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:34,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:34,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:34,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:34,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:34,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:34,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:34,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:34,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:34,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:34,709 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:34,709 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:34,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:34,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:34,711 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 ! call(__VERIFIER_error())) ) 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 16:11:35,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:35,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:35,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:35,214 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:35,216 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:35,217 INFO L428 ainManager$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 16:11:35,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84872b839/fa5917b91b294b02a953325a732f9318/FLAGf9408ac93 [2019-11-27 16:11:36,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:36,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-27 16:11:36,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84872b839/fa5917b91b294b02a953325a732f9318/FLAGf9408ac93 [2019-11-27 16:11:36,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84872b839/fa5917b91b294b02a953325a732f9318 [2019-11-27 16:11:36,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:36,357 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:36,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:36,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:36,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:36,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc4890b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36, skipping insertion in model container [2019-11-27 16:11:36,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:36,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:37,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:37,137 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:37,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:37,324 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:37,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37 WrapperNode [2019-11-27 16:11:37,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:37,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:37,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:37,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:37,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37" (1/1) ... [2019-11-27 16:11:37,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37" (1/1) ... [2019-11-27 16:11:37,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:37,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:37,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:37,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:37,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37" (1/1) ... [2019-11-27 16:11:37,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37" (1/1) ... [2019-11-27 16:11:37,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37" (1/1) ... [2019-11-27 16:11:37,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37" (1/1) ... [2019-11-27 16:11:37,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37" (1/1) ... [2019-11-27 16:11:37,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37" (1/1) ... [2019-11-27 16:11:37,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:37" (1/1) ... [2019-11-27 16:11:37,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:37,512 INFO L168 Benchmark]: Toolchain (without parser) took 1155.11 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 972.8 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:37,515 INFO L168 Benchmark]: CDTParser took 1.68 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 16:11:37,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 966.42 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:37,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.11 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. [2019-11-27 16:11:37,520 INFO L168 Benchmark]: Boogie Preprocessor took 96.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:37,531 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 966.42 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 86.11 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. * Boogie Preprocessor took 96.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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...