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.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-222bf82 [2018-11-10 10:16:14,825 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:16:14,827 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:16:14,863 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:16:14,864 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:16:14,868 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:16:14,869 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:16:14,878 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:16:14,881 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:16:14,884 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:16:14,885 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:16:14,885 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:16:14,891 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:16:14,896 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:16:14,898 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:16:14,909 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:16:14,910 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:16:14,912 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:16:14,926 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:16:14,932 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:16:14,933 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:16:14,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:16:14,945 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-10 10:16:14,973 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 10:16:15,021 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:16:15,022 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:16:15,024 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:16:15,025 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:16:15,028 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:16:15,029 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:16:15,029 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 10:16:15,029 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:16:15,029 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:16:15,029 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:16:15,035 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:16:15,035 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:16:15,035 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:16:15,036 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:16:15,036 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:16:15,036 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:16:15,036 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:16:15,036 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:16:15,037 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:16:15,037 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:16:15,037 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:16:15,037 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:16:15,037 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:16:15,042 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:16:15,042 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:16:15,042 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:16:15,043 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 10:16:15,043 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:16:15,043 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:16:15,045 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 10:16:15,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:16:15,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:16:15,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:16:15,216 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:16:15,217 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:16:15,217 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M4.c [2018-11-10 10:16:15,356 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f487eb7e/0c1dd62ebba343ee960ff07d77dffba4/FLAGfedaa4d7a [2018-11-10 10:16:17,206 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:16:17,207 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M4.c [2018-11-10 10:16:17,305 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f487eb7e/0c1dd62ebba343ee960ff07d77dffba4/FLAGfedaa4d7a [2018-11-10 10:16:17,347 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f487eb7e/0c1dd62ebba343ee960ff07d77dffba4 [2018-11-10 10:16:17,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:16:17,377 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-10 10:16:17,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:16:17,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:16:17,393 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:16:17,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:16:17" (1/1) ... [2018-11-10 10:16:17,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e9d245f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:17, skipping insertion in model container [2018-11-10 10:16:17,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:16:17" (1/1) ... [2018-11-10 10:16:17,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:16:17,816 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:16:21,745 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:16:21,827 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:16:24,431 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:16:24,568 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:16:24,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:24 WrapperNode [2018-11-10 10:16:24,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:16:24,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:16:24,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:16:24,572 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:16:24,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:24" (1/1) ... [2018-11-10 10:16:24,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:24" (1/1) ... [2018-11-10 10:16:25,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:24" (1/1) ... [2018-11-10 10:16:25,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:24" (1/1) ... [2018-11-10 10:16:28,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:24" (1/1) ... [2018-11-10 10:16:28,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:24" (1/1) ... [2018-11-10 10:16:28,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:16:24" (1/1) ... [2018-11-10 10:16:29,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:16:29,031 INFO L168 Benchmark]: Toolchain (without parser) took 11656.99 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.7 GB in the end (delta: 191.3 MB). Peak memory consumption was 596.5 MB. Max. memory is 3.9 GB. [2018-11-10 10:16:29,034 INFO L168 Benchmark]: CDTParser took 3.26 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 10:16:29,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7187.78 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.6 GB in the end (delta: 311.5 MB). Peak memory consumption was 375.6 MB. Max. memory is 3.9 GB. [2018-11-10 10:16:29,039 INFO L168 Benchmark]: Boogie Preprocessor took 4449.88 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: -120.2 MB). Peak memory consumption was 285.0 MB. Max. memory is 3.9 GB. [2018-11-10 10:16:29,048 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 3.26 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 7187.78 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.6 GB in the end (delta: 311.5 MB). Peak memory consumption was 375.6 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 4449.88 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: -120.2 MB). Peak memory consumption was 285.0 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...