./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/rule60_list.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/ldv-regression/rule60_list.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 99300654c640d2c4f7b9514479be090401414cf7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ldv-regression/rule60_list.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 99300654c640d2c4f7b9514479be090401414cf7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:10:37,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:37,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:37,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:37,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:37,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:37,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:37,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:37,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:37,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:37,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:37,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:37,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:37,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:37,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:37,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:37,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:37,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:37,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:37,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:37,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:37,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:37,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:37,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:37,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:37,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:37,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:37,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:37,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:37,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:37,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:37,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:37,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:37,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:37,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:37,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:37,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:37,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:37,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:37,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:37,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:37,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:10:37,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:37,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:37,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:37,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:37,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:37,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:37,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:37,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:10:37,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:37,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:37,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:37,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:37,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:37,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:37,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:37,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:37,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:37,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:37,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:37,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:37,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:37,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:37,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:37,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:37,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:37,602 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:10:37,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:10:37,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:37,604 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 -> 99300654c640d2c4f7b9514479be090401414cf7 [2019-11-27 16:10:38,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:38,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:38,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:38,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:38,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:38,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list.i [2019-11-27 16:10:38,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad1a9038/a863a29c169d4d1683bfe395b37b91cb/FLAG4a0d1a4cb [2019-11-27 16:10:39,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:39,698 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list.i [2019-11-27 16:10:39,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad1a9038/a863a29c169d4d1683bfe395b37b91cb/FLAG4a0d1a4cb [2019-11-27 16:10:39,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad1a9038/a863a29c169d4d1683bfe395b37b91cb [2019-11-27 16:10:39,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:39,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:39,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:39,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:39,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:39,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54771fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39, skipping insertion in model container [2019-11-27 16:10:39,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:39,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:40,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:40,785 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:40,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:41,082 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:41,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41 WrapperNode [2019-11-27 16:10:41,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:41,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:41,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:41,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:41,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41" (1/1) ... [2019-11-27 16:10:41,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41" (1/1) ... [2019-11-27 16:10:41,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:41,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:41,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:41,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:41,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41" (1/1) ... [2019-11-27 16:10:41,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41" (1/1) ... [2019-11-27 16:10:41,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41" (1/1) ... [2019-11-27 16:10:41,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41" (1/1) ... [2019-11-27 16:10:41,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41" (1/1) ... [2019-11-27 16:10:41,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41" (1/1) ... [2019-11-27 16:10:41,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:41" (1/1) ... [2019-11-27 16:10:41,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:41,323 INFO L168 Benchmark]: Toolchain (without parser) took 1537.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.0 MB in the end (delta: 457.4 kB). Peak memory consumption was 523.0 kB. Max. memory is 12.5 GB. [2019-11-27 16:10:41,324 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-27 16:10:41,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1305.34 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:41,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.54 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:41,332 INFO L168 Benchmark]: Boogie Preprocessor took 90.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:41,342 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1305.34 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.54 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:10:45,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:45,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:45,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:45,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:45,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:45,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:45,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:45,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:45,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:45,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:45,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:45,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:45,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:45,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:45,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:45,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:45,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:45,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:45,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:45,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:45,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:45,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:45,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:45,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:45,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:45,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:45,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:45,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:45,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:45,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:45,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:45,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:45,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:45,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:45,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:45,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:45,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:45,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:45,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:45,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:45,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:10:45,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:45,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:45,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:45,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:45,642 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:45,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:45,644 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:45,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:45,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:45,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:45,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:45,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:45,649 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:10:45,649 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:10:45,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:45,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:45,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:45,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:45,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:45,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:45,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:45,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:45,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:45,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:45,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:45,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:45,658 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:10:45,658 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:10:45,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:45,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:10:45,662 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 -> 99300654c640d2c4f7b9514479be090401414cf7 [2019-11-27 16:10:46,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:46,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:46,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:46,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:46,306 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:46,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list.i [2019-11-27 16:10:46,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbc45ad9d/a71742a1cea0450ba1c517c87c8e74ad/FLAG41dfb12d5 [2019-11-27 16:10:47,784 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:47,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list.i [2019-11-27 16:10:47,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbc45ad9d/a71742a1cea0450ba1c517c87c8e74ad/FLAG41dfb12d5 [2019-11-27 16:10:47,863 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbc45ad9d/a71742a1cea0450ba1c517c87c8e74ad [2019-11-27 16:10:47,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:47,881 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:47,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:47,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:47,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:47,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:47" (1/1) ... [2019-11-27 16:10:47,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54771fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:47, skipping insertion in model container [2019-11-27 16:10:47,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:47" (1/1) ... [2019-11-27 16:10:47,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:48,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:48,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:48,965 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:49,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:49,237 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:49,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49 WrapperNode [2019-11-27 16:10:49,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:49,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:49,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:49,247 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:49,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49" (1/1) ... [2019-11-27 16:10:49,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49" (1/1) ... [2019-11-27 16:10:49,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:49,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:49,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:49,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:49,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49" (1/1) ... [2019-11-27 16:10:49,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49" (1/1) ... [2019-11-27 16:10:49,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49" (1/1) ... [2019-11-27 16:10:49,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49" (1/1) ... [2019-11-27 16:10:49,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49" (1/1) ... [2019-11-27 16:10:49,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49" (1/1) ... [2019-11-27 16:10:49,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:49" (1/1) ... [2019-11-27 16:10:49,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:49,470 INFO L168 Benchmark]: Toolchain (without parser) took 1586.44 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 966.9 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:49,472 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:49,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1357.35 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 972.6 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:49,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:49,482 INFO L168 Benchmark]: Boogie Preprocessor took 108.00 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:49,491 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1357.35 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 972.6 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.00 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 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...