./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/heap-manipulation/tree-2.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/heap-manipulation/tree-2.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 b50a14aaadb91f0d2171e26e1cac3b7310be0682 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/heap-manipulation/tree-2.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 b50a14aaadb91f0d2171e26e1cac3b7310be0682 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:10:14,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:14,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:14,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:14,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:14,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:14,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:14,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:14,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:14,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:14,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:14,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:14,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:14,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:14,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:14,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:14,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:14,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:15,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:15,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:15,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:15,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:15,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:15,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:15,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:15,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:15,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:15,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:15,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:15,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:15,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:15,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:15,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:15,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:15,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:15,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:15,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:15,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:15,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:15,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:15,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:15,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:10:15,073 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:15,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:15,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:15,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:15,079 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:15,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:15,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:15,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:10:15,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:15,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:15,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:15,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:15,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:15,084 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:15,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:15,084 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:15,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:15,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:15,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:15,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:15,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:15,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:15,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:15,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:15,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:15,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:10:15,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:10:15,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:15,088 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 -> b50a14aaadb91f0d2171e26e1cac3b7310be0682 [2019-11-27 16:10:15,507 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:15,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:15,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:15,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:15,532 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:15,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/tree-2.i [2019-11-27 16:10:15,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e3b98b15/d1c5f39ff1aa4081b5923fe9d49a0078/FLAGaa07833fe [2019-11-27 16:10:16,463 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:16,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/tree-2.i [2019-11-27 16:10:16,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e3b98b15/d1c5f39ff1aa4081b5923fe9d49a0078/FLAGaa07833fe [2019-11-27 16:10:16,661 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e3b98b15/d1c5f39ff1aa4081b5923fe9d49a0078 [2019-11-27 16:10:16,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:16,666 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:16,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:16,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:16,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:16,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcc7aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16, skipping insertion in model container [2019-11-27 16:10:16,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:16,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:17,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:17,442 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:17,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:17,634 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:17,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17 WrapperNode [2019-11-27 16:10:17,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:17,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:17,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:17,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:17,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17" (1/1) ... [2019-11-27 16:10:17,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17" (1/1) ... [2019-11-27 16:10:17,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:17,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:17,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:17,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:17,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17" (1/1) ... [2019-11-27 16:10:17,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17" (1/1) ... [2019-11-27 16:10:17,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17" (1/1) ... [2019-11-27 16:10:17,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17" (1/1) ... [2019-11-27 16:10:17,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17" (1/1) ... [2019-11-27 16:10:17,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17" (1/1) ... [2019-11-27 16:10:17,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:17" (1/1) ... [2019-11-27 16:10:17,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:17,828 INFO L168 Benchmark]: Toolchain (without parser) took 1160.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.8 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:17,833 INFO L168 Benchmark]: CDTParser took 1.39 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 16:10:17,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 963.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:17,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.76 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:17,836 INFO L168 Benchmark]: Boogie Preprocessor took 89.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:17,847 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 963.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.76 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:10:20,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:20,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:20,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:20,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:20,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:20,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:20,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:20,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:20,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:20,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:20,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:20,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:20,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:20,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:20,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:20,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:20,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:20,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:20,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:20,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:20,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:20,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:20,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:20,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:20,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:20,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:20,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:20,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:20,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:20,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:20,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:20,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:20,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:20,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:20,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:20,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:20,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:20,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:20,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:20,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:20,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:10:20,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:20,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:20,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:20,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:20,893 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:20,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:20,896 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:20,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:20,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:20,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:20,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:20,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:20,898 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:10:20,898 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:10:20,899 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:20,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:20,901 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:20,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:20,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:20,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:20,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:20,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:20,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:20,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:20,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:20,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:20,904 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:10:20,904 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:10:20,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:20,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:10:20,907 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 -> b50a14aaadb91f0d2171e26e1cac3b7310be0682 [2019-11-27 16:10:21,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:21,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:21,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:21,320 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:21,321 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:21,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/tree-2.i [2019-11-27 16:10:21,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/115b6dbbc/b3fc926a42064be590135f00e7cbe592/FLAGc38b66834 [2019-11-27 16:10:22,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:22,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/tree-2.i [2019-11-27 16:10:22,296 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/115b6dbbc/b3fc926a42064be590135f00e7cbe592/FLAGc38b66834 [2019-11-27 16:10:22,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/115b6dbbc/b3fc926a42064be590135f00e7cbe592 [2019-11-27 16:10:22,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:22,486 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:22,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:22,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:22,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:22,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:22" (1/1) ... [2019-11-27 16:10:22,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de92a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:22, skipping insertion in model container [2019-11-27 16:10:22,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:22" (1/1) ... [2019-11-27 16:10:22,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:22,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:23,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:23,242 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:23,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:23,441 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:23,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23 WrapperNode [2019-11-27 16:10:23,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:23,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:23,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:23,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:23,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23" (1/1) ... [2019-11-27 16:10:23,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23" (1/1) ... [2019-11-27 16:10:23,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:23,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:23,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:23,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:23,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23" (1/1) ... [2019-11-27 16:10:23,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23" (1/1) ... [2019-11-27 16:10:23,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23" (1/1) ... [2019-11-27 16:10:23,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23" (1/1) ... [2019-11-27 16:10:23,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23" (1/1) ... [2019-11-27 16:10:23,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23" (1/1) ... [2019-11-27 16:10:23,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:23" (1/1) ... [2019-11-27 16:10:23,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:23,655 INFO L168 Benchmark]: Toolchain (without parser) took 1168.32 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:23,659 INFO L168 Benchmark]: CDTParser took 0.21 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 16:10:23,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 947.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:23,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:23,666 INFO L168 Benchmark]: Boogie Preprocessor took 100.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:23,671 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 947.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 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...