./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.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/ldv-regression/rule60_list2.c_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f18f7f1f917468e24f0e5d26966f1156107884dd ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.c_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f18f7f1f917468e24f0e5d26966f1156107884dd ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:07:33,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:33,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:33,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:33,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:33,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:33,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:33,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:33,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:33,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:33,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:33,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:33,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:33,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:33,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:33,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:33,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:33,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:33,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:33,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:33,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:33,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:33,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:33,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:33,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:33,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:33,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:33,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:33,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:33,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:33,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:33,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:33,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:33,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:33,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:33,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:33,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:33,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:33,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:33,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:33,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:33,511 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:33,548 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:33,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:33,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:33,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:33,557 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:33,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:33,557 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:33,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:33,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:33,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:33,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:33,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:33,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:33,565 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:33,565 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:33,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:33,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:33,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:33,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:33,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:33,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:33,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:33,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:33,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:33,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:33,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:33,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:33,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:33,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:33,574 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 -> f18f7f1f917468e24f0e5d26966f1156107884dd [2019-11-24 21:07:34,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:34,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:34,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:34,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:34,243 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:34,244 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2019-11-24 21:07:34,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ed91dfb/77138eb7772e45a183d9ccfc8c840fec/FLAGf24bd0feb [2019-11-24 21:07:35,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:35,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2019-11-24 21:07:35,678 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ed91dfb/77138eb7772e45a183d9ccfc8c840fec/FLAGf24bd0feb [2019-11-24 21:07:35,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ed91dfb/77138eb7772e45a183d9ccfc8c840fec [2019-11-24 21:07:35,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:35,729 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:35,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:35,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:35,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:35,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:35" (1/1) ... [2019-11-24 21:07:35,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e90504a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:35, skipping insertion in model container [2019-11-24 21:07:35,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:35" (1/1) ... [2019-11-24 21:07:35,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:35,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:36,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:36,672 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:36,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:36,963 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:36,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36 WrapperNode [2019-11-24 21:07:36,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:36,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:36,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:36,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:36,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:37,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:37,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:37,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:37,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:37,218 INFO L168 Benchmark]: Toolchain (without parser) took 1483.13 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 966.9 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:37,222 INFO L168 Benchmark]: CDTParser took 0.82 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 21:07:37,224 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1229.54 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:37,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.64 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. [2019-11-24 21:07:37,229 INFO L168 Benchmark]: Boogie Preprocessor took 94.63 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 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. [2019-11-24 21:07:37,240 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 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 1229.54 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.64 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 94.63 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 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 0.1.24-32f2683 [2019-11-24 21:07:41,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:41,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:41,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:41,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:41,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:41,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:41,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:41,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:41,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:41,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:41,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:41,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:41,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:41,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:41,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:41,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:41,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:41,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:41,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:41,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:41,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:41,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:41,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:41,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:41,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:41,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:41,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:41,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:41,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:41,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:41,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:41,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:41,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:41,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:41,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:41,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:41,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:41,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:41,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:41,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:41,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:41,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:41,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:41,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:41,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:41,365 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:41,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:41,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:41,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:41,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:41,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:41,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:41,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:41,369 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:41,372 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:41,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:41,373 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:41,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:41,374 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:41,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:41,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:41,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:41,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:41,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:41,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:41,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:41,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:41,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:41,380 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:41,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:41,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:41,385 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:41,385 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 -> f18f7f1f917468e24f0e5d26966f1156107884dd [2019-11-24 21:07:41,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:42,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:42,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:42,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:42,017 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:42,019 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2019-11-24 21:07:42,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bb614f45/1d2447b1d10446d79b98ef098beb7709/FLAG45674d488 [2019-11-24 21:07:43,397 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:43,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2019-11-24 21:07:43,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bb614f45/1d2447b1d10446d79b98ef098beb7709/FLAG45674d488 [2019-11-24 21:07:43,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bb614f45/1d2447b1d10446d79b98ef098beb7709 [2019-11-24 21:07:43,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:43,485 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:43,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:43,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:43,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:43,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f4776d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43, skipping insertion in model container [2019-11-24 21:07:43,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:43,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:44,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:44,551 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:44,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:44,832 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:44,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44 WrapperNode [2019-11-24 21:07:44,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:44,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:44,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:44,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:44,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:44,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:44,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:44,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:44,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:45,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:45,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:45,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:45,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:45,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:45,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:45,064 INFO L168 Benchmark]: Toolchain (without parser) took 1578.42 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 966.9 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:45,067 INFO L168 Benchmark]: CDTParser took 0.54 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 21:07:45,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1347.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:45,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.07 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. [2019-11-24 21:07:45,073 INFO L168 Benchmark]: Boogie Preprocessor took 78.44 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. [2019-11-24 21:07:45,091 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 1347.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.07 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 78.44 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...