./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-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/list-ext2-properties/list_and_tree_cnstr-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 eed6d14b3659ee573ecc9a025ea4a6cd48efa35c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/list-ext2-properties/list_and_tree_cnstr-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 eed6d14b3659ee573ecc9a025ea4a6cd48efa35c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:11:39,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:39,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:39,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:39,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:39,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:39,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:39,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:39,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:39,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:39,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:39,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:39,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:39,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:39,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:39,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:39,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:39,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:39,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:39,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:39,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:39,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:39,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:39,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:39,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:39,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:39,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:39,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:39,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:39,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:39,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:39,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:39,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:39,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:39,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:39,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:39,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:39,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:39,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:39,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:39,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:39,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:39,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:39,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:39,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:39,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:39,162 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:39,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:39,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:39,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:39,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:39,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:39,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:39,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:39,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:39,168 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:39,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:39,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:39,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:39,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:39,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:39,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:39,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:39,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:39,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:39,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:39,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:39,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:39,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:39,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:39,174 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 -> eed6d14b3659ee573ecc9a025ea4a6cd48efa35c [2019-11-27 16:11:39,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:39,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:39,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:39,643 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:39,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:39,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-1.i [2019-11-27 16:11:39,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4593ce396/fe6a43c9e7b9411d8132f29f960115e9/FLAG27427c650 [2019-11-27 16:11:40,578 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:40,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-1.i [2019-11-27 16:11:40,605 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4593ce396/fe6a43c9e7b9411d8132f29f960115e9/FLAG27427c650 [2019-11-27 16:11:40,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4593ce396/fe6a43c9e7b9411d8132f29f960115e9 [2019-11-27 16:11:40,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:40,775 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:40,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:40,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:40,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:40,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:40" (1/1) ... [2019-11-27 16:11:40,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ade693 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 16:11:40,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:40" (1/1) ... [2019-11-27 16:11:40,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:40,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:41,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:41,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:41,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:41,719 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:41,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41 WrapperNode [2019-11-27 16:11:41,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:41,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:41,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:41,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:41,734 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 16:11:41,785 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 16:11:41,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:41,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:41,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:41,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:41,844 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 16:11:41,844 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 16:11:41,861 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 16:11:41,864 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 16:11:41,886 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 16:11:41,908 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 16:11:41,916 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 16:11:41,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:41,945 INFO L168 Benchmark]: Toolchain (without parser) took 1156.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:41,946 INFO L168 Benchmark]: CDTParser took 0.27 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 16:11:41,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 940.01 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 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:41,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.74 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 16:11:41,952 INFO L168 Benchmark]: Boogie Preprocessor took 94.01 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:41,960 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 940.01 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 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.74 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 94.01 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:44,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:44,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:44,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:44,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:44,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:44,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:44,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:44,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:44,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:44,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:44,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:44,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:44,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:44,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:44,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:44,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:44,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:44,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:44,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:44,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:44,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:44,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:44,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:44,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:44,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:44,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:44,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:44,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:44,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:44,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:44,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:44,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:44,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:44,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:44,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:44,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:44,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:44,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:44,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:44,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:44,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:44,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:44,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:44,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:44,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:44,800 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:44,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:44,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:44,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:44,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:44,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:44,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:44,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:44,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:44,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:44,805 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:44,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:44,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:44,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:44,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:44,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:44,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:44,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:44,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:44,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:44,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:44,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:44,810 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:44,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:44,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:44,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:44,813 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 -> eed6d14b3659ee573ecc9a025ea4a6cd48efa35c [2019-11-27 16:11:45,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:45,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:45,302 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:45,303 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:45,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:45,306 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-1.i [2019-11-27 16:11:45,411 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d436a7d/acb6cf5cec014ebc87ed85789a5710a8/FLAG658c19f88 [2019-11-27 16:11:46,212 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:46,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-1.i [2019-11-27 16:11:46,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d436a7d/acb6cf5cec014ebc87ed85789a5710a8/FLAG658c19f88 [2019-11-27 16:11:46,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d436a7d/acb6cf5cec014ebc87ed85789a5710a8 [2019-11-27 16:11:46,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:46,433 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:46,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:46,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:46,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:46,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1b8b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46, skipping insertion in model container [2019-11-27 16:11:46,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:46,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:47,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:47,224 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:47,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:47,411 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:47,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47 WrapperNode [2019-11-27 16:11:47,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:47,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:47,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:47,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:47,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47" (1/1) ... [2019-11-27 16:11:47,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47" (1/1) ... [2019-11-27 16:11:47,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:47,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:47,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:47,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:47,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47" (1/1) ... [2019-11-27 16:11:47,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47" (1/1) ... [2019-11-27 16:11:47,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47" (1/1) ... [2019-11-27 16:11:47,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47" (1/1) ... [2019-11-27 16:11:47,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47" (1/1) ... [2019-11-27 16:11:47,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47" (1/1) ... [2019-11-27 16:11:47,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:47" (1/1) ... [2019-11-27 16:11:47,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:47,623 INFO L168 Benchmark]: Toolchain (without parser) took 1189.33 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 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:47,624 INFO L168 Benchmark]: CDTParser took 1.67 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 16:11:47,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 971.12 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 16:11:47,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.26 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:47,631 INFO L168 Benchmark]: Boogie Preprocessor took 103.99 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 16:11:47,644 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 971.12 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 101.26 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 103.99 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...