./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/dll2n_insert_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-simple/dll2n_insert_equal.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 991566e3237a3bd107d157451ed3644c7d9c68a0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-simple/dll2n_insert_equal.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 991566e3237a3bd107d157451ed3644c7d9c68a0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:55:01,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:01,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:01,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:01,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:01,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:01,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:01,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:01,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:01,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:01,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:01,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:01,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:01,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:01,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:01,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:01,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:01,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:01,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:01,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:01,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:01,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:01,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:01,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:01,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:01,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:01,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:01,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:01,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:01,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:01,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:01,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:01,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:01,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:01,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:01,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:01,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:01,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:01,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:01,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:01,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:01,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:55:01,735 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:01,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:01,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:01,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:01,740 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:01,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:01,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:01,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:55:01,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:01,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:01,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:01,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:01,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:01,745 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:01,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:01,746 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:01,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:01,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:01,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:01,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:01,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:01,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:01,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:01,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:01,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:01,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:55:01,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:55:01,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:01,750 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 -> 991566e3237a3bd107d157451ed3644c7d9c68a0 [2019-11-25 22:55:02,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:02,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:02,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:02,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:02,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:02,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2019-11-25 22:55:02,332 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbac9d7de/28d6f0d19beb41718a393d899945ed02/FLAG64f1bbe69 [2019-11-25 22:55:03,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:03,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2019-11-25 22:55:03,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbac9d7de/28d6f0d19beb41718a393d899945ed02/FLAG64f1bbe69 [2019-11-25 22:55:03,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbac9d7de/28d6f0d19beb41718a393d899945ed02 [2019-11-25 22:55:03,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:03,376 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:03,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:03,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:03,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:03,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9b4597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03, skipping insertion in model container [2019-11-25 22:55:03,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:03,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:04,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:04,153 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:04,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:04,356 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:04,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04 WrapperNode [2019-11-25 22:55:04,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:04,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:04,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:04,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:04,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04" (1/1) ... [2019-11-25 22:55:04,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04" (1/1) ... [2019-11-25 22:55:04,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:04,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:04,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:04,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:04,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04" (1/1) ... [2019-11-25 22:55:04,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04" (1/1) ... [2019-11-25 22:55:04,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04" (1/1) ... [2019-11-25 22:55:04,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04" (1/1) ... [2019-11-25 22:55:04,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04" (1/1) ... [2019-11-25 22:55:04,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04" (1/1) ... [2019-11-25 22:55:04,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:04" (1/1) ... [2019-11-25 22:55:04,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:04,559 INFO L168 Benchmark]: Toolchain (without parser) took 1176.65 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 968.2 MB in the end (delta: -8.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:04,571 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-11-25 22:55:04,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 967.56 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 974.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:04,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.32 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:04,580 INFO L168 Benchmark]: Boogie Preprocessor took 83.20 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:04,583 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 967.56 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 974.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 106.32 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.20 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 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 0.1.24-65d6cd2 [2019-11-25 22:55:07,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:07,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:07,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:07,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:07,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:07,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:07,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:07,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:07,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:07,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:07,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:07,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:07,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:07,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:07,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:07,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:07,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:07,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:07,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:07,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:07,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:07,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:07,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:07,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:07,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:07,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:07,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:07,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:07,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:07,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:07,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:07,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:07,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:07,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:07,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:07,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:07,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:07,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:07,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:07,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:07,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:55:07,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:07,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:07,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:07,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:07,672 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:07,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:07,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:07,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:07,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:07,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:07,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:07,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:07,674 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:55:07,675 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:55:07,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:07,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:07,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:07,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:07,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:07,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:07,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:07,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:07,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:07,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:07,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:07,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:07,679 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:55:07,682 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:55:07,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:07,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:55:07,683 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 -> 991566e3237a3bd107d157451ed3644c7d9c68a0 [2019-11-25 22:55:08,123 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:08,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:08,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:08,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:08,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:08,157 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2019-11-25 22:55:08,266 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ae49048/bd577c4741e1477da4ca94447197eafe/FLAGfb52384fd [2019-11-25 22:55:09,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:09,111 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2019-11-25 22:55:09,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ae49048/bd577c4741e1477da4ca94447197eafe/FLAGfb52384fd [2019-11-25 22:55:09,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ae49048/bd577c4741e1477da4ca94447197eafe [2019-11-25 22:55:09,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:09,301 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:09,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:09,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:09,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:09,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:09" (1/1) ... [2019-11-25 22:55:09,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3459d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:09, skipping insertion in model container [2019-11-25 22:55:09,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:09" (1/1) ... [2019-11-25 22:55:09,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:09,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:10,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:10,088 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:10,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:10,292 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:10,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10 WrapperNode [2019-11-25 22:55:10,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:10,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:10,295 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:10,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:10,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10" (1/1) ... [2019-11-25 22:55:10,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10" (1/1) ... [2019-11-25 22:55:10,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:10,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:10,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:10,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:10,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10" (1/1) ... [2019-11-25 22:55:10,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10" (1/1) ... [2019-11-25 22:55:10,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10" (1/1) ... [2019-11-25 22:55:10,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10" (1/1) ... [2019-11-25 22:55:10,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10" (1/1) ... [2019-11-25 22:55:10,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10" (1/1) ... [2019-11-25 22:55:10,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:10" (1/1) ... [2019-11-25 22:55:10,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:10,488 INFO L168 Benchmark]: Toolchain (without parser) took 1185.85 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: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:10,489 INFO L168 Benchmark]: CDTParser took 2.53 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. [2019-11-25 22:55:10,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 988.25 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: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:10,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.21 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. [2019-11-25 22:55:10,494 INFO L168 Benchmark]: Boogie Preprocessor took 83.83 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:10,499 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.53 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 988.25 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: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.21 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. * Boogie Preprocessor took 83.83 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 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...