./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/rule60_list2.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/ldv-regression/rule60_list2.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 10cd30ad3ca5cbac349bf58887b96141941b6c91 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_list2.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 10cd30ad3ca5cbac349bf58887b96141941b6c91 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:53:46,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:46,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:46,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:46,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:46,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:46,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:46,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:46,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:46,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:46,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:46,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:46,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:46,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:46,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:46,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:46,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:46,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:46,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:46,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:46,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:46,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:46,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:46,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:46,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:46,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:46,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:46,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:46,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:46,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:46,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:46,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:46,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:46,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:46,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:46,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:46,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:46,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:46,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:46,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:46,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:46,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:53:46,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:46,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:46,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:46,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:46,415 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:46,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:46,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:46,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:53:46,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:46,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:46,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:46,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:46,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:46,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:46,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:46,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:46,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:46,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:46,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:46,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:46,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:46,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:46,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:46,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:46,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:46,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:53:46,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:53:46,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:46,429 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 -> 10cd30ad3ca5cbac349bf58887b96141941b6c91 [2019-11-25 22:53:47,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:47,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:47,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:47,073 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:47,074 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:47,075 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list2.i [2019-11-25 22:53:47,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/633d0581c/fb3c649f25394050bb6b474b3e0b3429/FLAG4c188527d [2019-11-25 22:53:48,467 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:48,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list2.i [2019-11-25 22:53:48,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/633d0581c/fb3c649f25394050bb6b474b3e0b3429/FLAG4c188527d [2019-11-25 22:53:48,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/633d0581c/fb3c649f25394050bb6b474b3e0b3429 [2019-11-25 22:53:48,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:48,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:48,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:48,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:48,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:48,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:48" (1/1) ... [2019-11-25 22:53:48,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a1b3a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:48, skipping insertion in model container [2019-11-25 22:53:48,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:48" (1/1) ... [2019-11-25 22:53:48,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:48,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:49,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:49,622 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:49,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:49,900 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:49,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49 WrapperNode [2019-11-25 22:53:49,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:49,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:49,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:49,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:49,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:49,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:50,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:50,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:50,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:50,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:50,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:50,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:50,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:50,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:50,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:50,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:50,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:49" (1/1) ... [2019-11-25 22:53:50,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:50,141 INFO L168 Benchmark]: Toolchain (without parser) took 1572.59 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 966.9 MB in the end (delta: 510.9 kB). Peak memory consumption was 576.4 kB. Max. memory is 12.5 GB. [2019-11-25 22:53:50,143 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-25 22:53:50,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1344.82 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 972.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:50,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.60 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:50,160 INFO L168 Benchmark]: Boogie Preprocessor took 76.45 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. [2019-11-25 22:53:50,169 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1344.82 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 972.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.60 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.45 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. 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 22:53:53,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:53,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:53,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:53,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:53,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:53,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:54,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:54,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:54,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:54,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:54,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:54,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:54,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:54,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:54,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:54,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:54,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:54,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:54,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:54,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:54,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:54,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:54,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:54,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:54,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:54,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:54,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:54,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:54,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:54,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:54,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:54,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:54,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:54,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:54,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:54,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:54,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:54,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:54,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:54,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:54,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:54,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:54,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:54,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:54,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:54,174 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:54,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:54,176 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:54,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:54,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:54,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:54,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:54,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:54,181 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:54,182 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:54,182 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:54,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:54,182 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:54,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:54,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:54,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:54,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:54,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:54,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:54,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:54,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:54,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:54,189 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:54,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:54,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:54,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:54,192 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 -> 10cd30ad3ca5cbac349bf58887b96141941b6c91 [2019-11-25 22:53:54,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:54,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:54,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:54,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:54,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:54,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list2.i [2019-11-25 22:53:55,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16b55dff/88724dd25c874ea3aebca0b4d735a4f8/FLAGed4f3936a [2019-11-25 22:53:56,192 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:56,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list2.i [2019-11-25 22:53:56,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16b55dff/88724dd25c874ea3aebca0b4d735a4f8/FLAGed4f3936a [2019-11-25 22:53:56,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16b55dff/88724dd25c874ea3aebca0b4d735a4f8 [2019-11-25 22:53:56,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:56,712 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:56,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:56,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:56,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:56,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:56" (1/1) ... [2019-11-25 22:53:56,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65685be3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:56, skipping insertion in model container [2019-11-25 22:53:56,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:56" (1/1) ... [2019-11-25 22:53:56,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:56,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:57,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:57,734 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:57,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:57,998 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:58,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57 WrapperNode [2019-11-25 22:53:58,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:58,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:58,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:58,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:58,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57" (1/1) ... [2019-11-25 22:53:58,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57" (1/1) ... [2019-11-25 22:53:58,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:58,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:58,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:58,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:58,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57" (1/1) ... [2019-11-25 22:53:58,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57" (1/1) ... [2019-11-25 22:53:58,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57" (1/1) ... [2019-11-25 22:53:58,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57" (1/1) ... [2019-11-25 22:53:58,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57" (1/1) ... [2019-11-25 22:53:58,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57" (1/1) ... [2019-11-25 22:53:58,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:57" (1/1) ... [2019-11-25 22:53:58,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:58,249 INFO L168 Benchmark]: Toolchain (without parser) took 1533.16 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:58,258 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:58,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1286.50 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 979.7 MB in the end (delta: -19.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:58,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:58,262 INFO L168 Benchmark]: Boogie Preprocessor took 104.43 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:58,271 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1286.50 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 979.7 MB in the end (delta: -19.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.43 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 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...