./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-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/sll-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 60dcf5da7f0124de96473d8010137f60c5cb2803 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/sll-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 60dcf5da7f0124de96473d8010137f60c5cb2803 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:11:37,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:37,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:37,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:37,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:37,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:37,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:37,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:37,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:37,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:37,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:37,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:37,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:37,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:37,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:37,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:37,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:37,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:37,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:37,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:37,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:37,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:38,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:38,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:38,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:38,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:38,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:38,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:38,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:38,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:38,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:38,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:38,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:38,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:38,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:38,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:38,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:38,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:38,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:38,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:38,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:38,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:38,083 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:38,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:38,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:38,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:38,091 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:38,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:38,093 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:38,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:38,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:38,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:38,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:38,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:38,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:38,099 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:38,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:38,099 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:38,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:38,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:38,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:38,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:38,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:38,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:38,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:38,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:38,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:38,104 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:38,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:38,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:38,108 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 -> 60dcf5da7f0124de96473d8010137f60c5cb2803 [2019-11-27 16:11:38,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:38,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:38,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:38,622 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:38,623 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:38,624 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-token-1.i [2019-11-27 16:11:38,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1007b76e/b0b3d072b5d14bc59b648672e8457114/FLAGa20d4b09f [2019-11-27 16:11:39,991 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:39,996 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-token-1.i [2019-11-27 16:11:40,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1007b76e/b0b3d072b5d14bc59b648672e8457114/FLAGa20d4b09f [2019-11-27 16:11:40,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1007b76e/b0b3d072b5d14bc59b648672e8457114 [2019-11-27 16:11:40,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:40,093 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:40,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:40,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:40,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:40,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:40" (1/1) ... [2019-11-27 16:11:40,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:40, skipping insertion in model container [2019-11-27 16:11:40,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:40" (1/1) ... [2019-11-27 16:11:40,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:40,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:41,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:41,168 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:41,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:41,410 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:41,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41 WrapperNode [2019-11-27 16:11:41,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:41,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:41,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:41,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:41,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:41,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:41,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:41,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:41,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:41,648 INFO L168 Benchmark]: Toolchain (without parser) took 1552.06 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:41,649 INFO L168 Benchmark]: CDTParser took 2.63 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 16:11:41,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1316.09 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:41,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:41,669 INFO L168 Benchmark]: Boogie Preprocessor took 84.92 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:41,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 1316.09 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.92 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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 16:11:45,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:45,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:45,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:45,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:45,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:45,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:45,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:45,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:45,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:45,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:45,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:45,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:45,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:45,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:45,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:45,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:45,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:45,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:45,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:45,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:45,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:45,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:45,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:45,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:45,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:45,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:45,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:45,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:45,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:45,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:45,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:45,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:45,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:45,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:45,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:45,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:45,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:45,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:45,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:45,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:45,769 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:45,809 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:45,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:45,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:45,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:45,817 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:45,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:45,818 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:45,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:45,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:45,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:45,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:45,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:45,822 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:45,825 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:45,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:45,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:45,826 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:45,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:45,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:45,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:45,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:45,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:45,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:45,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:45,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:45,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:45,831 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:45,834 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:45,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:45,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:45,836 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 -> 60dcf5da7f0124de96473d8010137f60c5cb2803 [2019-11-27 16:11:46,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:46,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:46,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:46,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:46,333 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:46,340 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-token-1.i [2019-11-27 16:11:46,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da364df2e/477f5a6fcdbe43a19b972f118d3d4c70/FLAG5704fa52e [2019-11-27 16:11:47,642 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:47,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-token-1.i [2019-11-27 16:11:47,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da364df2e/477f5a6fcdbe43a19b972f118d3d4c70/FLAG5704fa52e [2019-11-27 16:11:48,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da364df2e/477f5a6fcdbe43a19b972f118d3d4c70 [2019-11-27 16:11:48,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:48,153 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:48,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:48,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:48,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:48,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:48" (1/1) ... [2019-11-27 16:11:48,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585ae230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:48, skipping insertion in model container [2019-11-27 16:11:48,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:48" (1/1) ... [2019-11-27 16:11:48,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:48,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:49,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:49,280 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:49,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:49,539 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:49,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49 WrapperNode [2019-11-27 16:11:49,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:49,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:49,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:49,544 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:49,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:49,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:49,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:49,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:49,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:49,794 INFO L168 Benchmark]: Toolchain (without parser) took 1628.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 973.9 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:49,795 INFO L168 Benchmark]: CDTParser took 0.56 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 16:11:49,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1373.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.6 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:49,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.44 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 16:11:49,806 INFO L168 Benchmark]: Boogie Preprocessor took 108.11 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 16:11:49,810 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 1373.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.6 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.44 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. * Boogie Preprocessor took 108.11 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...