./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-properties/splice-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-properties/splice-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 bb2202e8adc36cf09139287c61f8b63b857ea10d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-properties/splice-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 bb2202e8adc36cf09139287c61f8b63b857ea10d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:18,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:18,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:18,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:18,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:18,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:18,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:18,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:18,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:18,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:18,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:18,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:18,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:18,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:18,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:18,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:18,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:18,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:18,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:18,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:18,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:18,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:18,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:18,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:18,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:18,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:18,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:18,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:18,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:18,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:18,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:18,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:18,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:18,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:18,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:18,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:18,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:18,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:18,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:18,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:18,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:18,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:18,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:18,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:18,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:18,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:18,462 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:18,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:18,463 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:18,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:18,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:18,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:18,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:18,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:18,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:18,469 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:18,469 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:18,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:18,470 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:18,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:18,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:18,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:18,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:18,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:18,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:18,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:18,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:18,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:18,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:18,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:18,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:18,478 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 -> bb2202e8adc36cf09139287c61f8b63b857ea10d [2019-11-24 21:07:19,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:19,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:19,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:19,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:19,106 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:19,109 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/splice-2.i [2019-11-24 21:07:19,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/753bef00b/268fbeea178d4aa3bb1eab2f5cf1fc97/FLAG8a313293e [2019-11-24 21:07:20,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:20,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i [2019-11-24 21:07:20,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/753bef00b/268fbeea178d4aa3bb1eab2f5cf1fc97/FLAG8a313293e [2019-11-24 21:07:20,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/753bef00b/268fbeea178d4aa3bb1eab2f5cf1fc97 [2019-11-24 21:07:20,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:20,944 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:20,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:20,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:20,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:20,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,966 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 24.11 09:07:20, skipping insertion in model container [2019-11-24 21:07:20,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:21,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:21,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:21,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:22,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:22,242 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:22,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22 WrapperNode [2019-11-24 21:07:22,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:22,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:22,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:22,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:22,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22" (1/1) ... [2019-11-24 21:07:22,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22" (1/1) ... [2019-11-24 21:07:22,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:22,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:22,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:22,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:22,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22" (1/1) ... [2019-11-24 21:07:22,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22" (1/1) ... [2019-11-24 21:07:22,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22" (1/1) ... [2019-11-24 21:07:22,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22" (1/1) ... [2019-11-24 21:07:22,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22" (1/1) ... [2019-11-24 21:07:22,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22" (1/1) ... [2019-11-24 21:07:22,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:22" (1/1) ... [2019-11-24 21:07:22,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:22,468 INFO L168 Benchmark]: Toolchain (without parser) took 1520.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:22,472 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:22,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1299.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:22,483 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.42 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:22,484 INFO L168 Benchmark]: Boogie Preprocessor took 87.29 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:22,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1299.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 125.42 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.29 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:26,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:26,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:26,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:26,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:26,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:26,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:26,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:26,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:26,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:26,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:26,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:26,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:26,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:26,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:26,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:26,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:26,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:26,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:26,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:26,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:26,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:26,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:26,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:26,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:26,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:26,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:26,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:26,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:26,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:26,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:26,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:26,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:26,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:26,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:26,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:26,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:26,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:26,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:26,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:26,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:26,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:26,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:26,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:26,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:26,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:26,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:26,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:26,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:26,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:26,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:26,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:26,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:26,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:26,641 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:26,642 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:26,642 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:26,642 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:26,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:26,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:26,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:26,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:26,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:26,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:26,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:26,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:26,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:26,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:26,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:26,649 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:26,649 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:26,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:26,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:26,654 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 -> bb2202e8adc36cf09139287c61f8b63b857ea10d [2019-11-24 21:07:27,206 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:27,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:27,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:27,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:27,246 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:27,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/splice-2.i [2019-11-24 21:07:27,416 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b1a34657/abfd9e4d06454a94bed978614021e0cd/FLAG6f25e57b1 [2019-11-24 21:07:28,548 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:28,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i [2019-11-24 21:07:28,585 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b1a34657/abfd9e4d06454a94bed978614021e0cd/FLAG6f25e57b1 [2019-11-24 21:07:28,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b1a34657/abfd9e4d06454a94bed978614021e0cd [2019-11-24 21:07:28,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:28,630 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:28,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:28,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:28,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:28,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:28" (1/1) ... [2019-11-24 21:07:28,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d9c01a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:28, skipping insertion in model container [2019-11-24 21:07:28,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:28" (1/1) ... [2019-11-24 21:07:28,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:28,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:29,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:29,690 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:29,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:29,956 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:29,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29 WrapperNode [2019-11-24 21:07:29,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:29,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:29,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:29,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:29,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29" (1/1) ... [2019-11-24 21:07:30,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29" (1/1) ... [2019-11-24 21:07:30,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:30,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:30,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:30,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:30,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29" (1/1) ... [2019-11-24 21:07:30,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29" (1/1) ... [2019-11-24 21:07:30,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29" (1/1) ... [2019-11-24 21:07:30,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29" (1/1) ... [2019-11-24 21:07:30,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29" (1/1) ... [2019-11-24 21:07:30,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29" (1/1) ... [2019-11-24 21:07:30,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:29" (1/1) ... [2019-11-24 21:07:30,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:30,234 INFO L168 Benchmark]: Toolchain (without parser) took 1601.97 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:30,240 INFO L168 Benchmark]: CDTParser took 2.86 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. [2019-11-24 21:07:30,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1325.17 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:30,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.73 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:30,247 INFO L168 Benchmark]: Boogie Preprocessor took 108.36 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:30,266 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.86 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 1325.17 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.73 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.36 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 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...