java -ea -Xmx4000000000 -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 ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-222bf82 [2018-11-10 10:16:14,601 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:16:14,606 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:16:14,645 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:16:14,645 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:16:14,646 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:16:14,648 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:16:14,653 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:16:14,658 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:16:14,659 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:16:14,671 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:16:14,671 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:16:14,673 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:16:14,679 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:16:14,680 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:16:14,687 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:16:14,688 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:16:14,695 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:16:14,703 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:16:14,704 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:16:14,711 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:16:14,714 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:16:14,723 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-10 10:16:14,742 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:16:14,742 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:16:14,747 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:16:14,748 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:16:14,748 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 10:16:14,791 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:16:14,791 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:16:14,797 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:16:14,798 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:16:14,801 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:16:14,801 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:16:14,801 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 10:16:14,802 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:16:14,802 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:16:14,802 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:16:14,802 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:16:14,802 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:16:14,803 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:16:14,806 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:16:14,806 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:16:14,806 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:16:14,806 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:16:14,807 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:16:14,807 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:16:14,807 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:16:14,807 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:16:14,807 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:16:14,807 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:16:14,811 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:16:14,811 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:16:14,811 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:16:14,812 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 10:16:14,812 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:16:14,812 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:16:14,812 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 10:16:14,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:16:14,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:16:14,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:16:14,975 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:16:14,976 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:16:14,976 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M1.c [2018-11-10 10:16:15,124 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc8976c3/15b733cfc6604d5782b77a17b31fd4f1/FLAG2f37c399b [2018-11-10 10:16:16,570 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:16:16,571 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M1.c [2018-11-10 10:16:16,624 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc8976c3/15b733cfc6604d5782b77a17b31fd4f1/FLAG2f37c399b [2018-11-10 10:16:16,662 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc8976c3/15b733cfc6604d5782b77a17b31fd4f1 [2018-11-10 10:16:16,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:16:16,690 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-10 10:16:16,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:16:16,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:16:16,707 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:16:16,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:16:16" (1/1) ... [2018-11-10 10:16:16,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aca008c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:16, skipping insertion in model container [2018-11-10 10:16:16,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:16:16" (1/1) ... [2018-11-10 10:16:16,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:16:16,921 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:16:18,692 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:16:18,745 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:16:19,474 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:16:19,592 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:16:19,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:19 WrapperNode [2018-11-10 10:16:19,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:16:19,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:16:19,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:16:19,596 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:16:19,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:19" (1/1) ... [2018-11-10 10:16:19,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:19" (1/1) ... [2018-11-10 10:16:19,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:19" (1/1) ... [2018-11-10 10:16:19,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:19" (1/1) ... [2018-11-10 10:16:20,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:19" (1/1) ... [2018-11-10 10:16:20,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:19" (1/1) ... [2018-11-10 10:16:20,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:19" (1/1) ... [2018-11-10 10:16:20,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:16:20,303 INFO L168 Benchmark]: Toolchain (without parser) took 3614.28 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 3.9 GB. [2018-11-10 10:16:20,308 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-10 10:16:20,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2903.40 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: -12.9 MB). Peak memory consumption was 60.4 MB. Max. memory is 3.9 GB. [2018-11-10 10:16:20,312 INFO L168 Benchmark]: Boogie Preprocessor took 702.47 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. [2018-11-10 10:16:20,322 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 2903.40 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: -12.9 MB). Peak memory consumption was 60.4 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 702.47 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...