./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test08.c --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/test08.c -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 0ea43f38c40f327c4a0a1045134d36b3760cf289 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/test08.c -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 0ea43f38c40f327c4a0a1045134d36b3760cf289 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:07:40,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:40,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:40,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:40,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:40,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:40,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:40,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:40,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:40,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:40,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:40,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:40,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:40,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:40,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:40,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:40,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:40,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:40,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:40,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:40,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:40,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:40,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:40,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:40,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:40,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:40,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:40,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:40,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:40,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:40,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:40,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:40,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:40,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:40,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:40,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:40,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:40,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:40,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:40,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:40,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:40,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:40,718 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:40,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:40,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:40,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:40,730 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:40,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:40,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:40,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:40,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:40,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:40,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:40,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:40,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:40,736 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:40,739 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:40,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:40,739 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:40,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:40,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:40,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:40,741 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:40,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:40,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:40,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:40,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:40,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:40,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:40,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:40,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:40,746 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 -> 0ea43f38c40f327c4a0a1045134d36b3760cf289 [2019-11-24 21:07:41,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:41,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:41,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:41,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:41,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:41,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test08.c [2019-11-24 21:07:41,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e11bfd57/a60b3d39d55a48a7bd6401669381672f/FLAGf5a675b8a [2019-11-24 21:07:42,494 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:42,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test08.c [2019-11-24 21:07:42,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e11bfd57/a60b3d39d55a48a7bd6401669381672f/FLAGf5a675b8a [2019-11-24 21:07:42,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e11bfd57/a60b3d39d55a48a7bd6401669381672f [2019-11-24 21:07:42,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:42,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:42,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:42,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:42,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:42,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:42" (1/1) ... [2019-11-24 21:07:42,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:42, skipping insertion in model container [2019-11-24 21:07:42,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:42" (1/1) ... [2019-11-24 21:07:42,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:42,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:43,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:43,154 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:43,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:43,237 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:43,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43 WrapperNode [2019-11-24 21:07:43,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:43,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:43,243 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:43,244 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:43,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:43,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:43,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:43,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:43,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:43,515 INFO L168 Benchmark]: Toolchain (without parser) took 944.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:43,520 INFO L168 Benchmark]: CDTParser took 4.07 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 21:07:43,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.46 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:43,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:43,543 INFO L168 Benchmark]: Boogie Preprocessor took 69.19 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:43,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.07 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 672.46 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.19 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:47,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:47,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:47,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:47,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:47,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:47,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:47,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:47,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:47,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:47,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:47,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:47,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:47,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:47,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:47,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:47,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:47,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:47,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:47,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:47,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:47,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:47,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:47,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:47,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:47,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:47,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:47,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:47,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:47,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:47,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:47,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:47,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:47,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:47,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:47,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:47,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:47,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:47,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:47,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:47,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:47,555 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:47,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:47,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:47,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:47,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:47,602 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:47,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:47,603 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:47,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:47,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:47,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:47,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:47,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:47,610 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:47,611 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:47,611 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:47,612 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:47,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:47,612 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:47,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:47,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:47,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:47,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:47,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:47,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:47,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:47,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:47,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:47,618 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:47,619 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:47,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:47,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:47,624 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 -> 0ea43f38c40f327c4a0a1045134d36b3760cf289 [2019-11-24 21:07:48,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:48,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:48,249 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:48,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:48,254 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:48,256 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test08.c [2019-11-24 21:07:48,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd8c9e95b/5ed358285f524d7c803af94aed57a325/FLAGe29fbe73b [2019-11-24 21:07:49,447 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:49,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test08.c [2019-11-24 21:07:49,465 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd8c9e95b/5ed358285f524d7c803af94aed57a325/FLAGe29fbe73b [2019-11-24 21:07:49,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd8c9e95b/5ed358285f524d7c803af94aed57a325 [2019-11-24 21:07:49,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:49,517 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:49,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:49,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:49,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:49,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:49" (1/1) ... [2019-11-24 21:07:49,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:49, skipping insertion in model container [2019-11-24 21:07:49,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:49" (1/1) ... [2019-11-24 21:07:49,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:49,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:50,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:50,078 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:50,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:50,150 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:50,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50 WrapperNode [2019-11-24 21:07:50,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:50,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:50,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:50,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:50,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:50,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:50,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:50,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:50,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:50,395 INFO L168 Benchmark]: Toolchain (without parser) took 867.12 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:50,397 INFO L168 Benchmark]: CDTParser took 2.90 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 21:07:50,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:50,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:50,404 INFO L168 Benchmark]: Boogie Preprocessor took 76.95 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:50,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.90 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 629.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.95 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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...