java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./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/rekh_nxt_true-unreach-call.3.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3d9d321 [2018-11-26 19:48:16,784 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 19:48:16,786 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 19:48:16,830 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 19:48:16,831 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 19:48:16,832 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 19:48:16,837 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 19:48:16,843 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 19:48:16,849 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 19:48:16,852 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 19:48:16,853 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 19:48:16,853 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 19:48:16,860 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 19:48:16,863 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 19:48:16,873 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 19:48:16,878 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 19:48:16,879 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 19:48:16,890 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 19:48:16,898 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 19:48:16,901 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 19:48:16,905 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 19:48:16,911 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 19:48:16,922 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-26 19:48:16,944 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 19:48:16,944 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 19:48:16,948 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 19:48:16,949 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 19:48:16,949 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 [2018-11-26 19:48:17,002 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 19:48:17,002 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 19:48:17,003 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 19:48:17,003 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 19:48:17,011 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 19:48:17,011 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 19:48:17,011 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 19:48:17,012 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 19:48:17,012 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 19:48:17,012 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 19:48:17,012 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 19:48:17,016 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 19:48:17,016 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-26 19:48:17,016 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 19:48:17,018 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-26 19:48:17,018 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 19:48:17,018 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 19:48:17,018 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 19:48:17,019 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-26 19:48:17,019 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 19:48:17,019 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 19:48:17,019 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 19:48:17,020 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 19:48:17,020 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 19:48:17,020 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 19:48:17,020 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 19:48:17,021 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-26 19:48:17,025 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 19:48:17,026 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 19:48:17,026 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 19:48:17,026 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-26 19:48:17,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 19:48:17,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 19:48:17,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 19:48:17,187 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 19:48:17,187 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 19:48:17,190 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.3.M4.c [2018-11-26 19:48:17,344 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc52aeb8/3107b6e26dd64bc7a4532052afbce628/FLAG01caf6de8 [2018-11-26 19:48:18,819 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 19:48:18,819 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.3.M4.c [2018-11-26 19:48:18,877 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc52aeb8/3107b6e26dd64bc7a4532052afbce628/FLAG01caf6de8 [2018-11-26 19:48:19,049 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc52aeb8/3107b6e26dd64bc7a4532052afbce628 [2018-11-26 19:48:19,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 19:48:19,076 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 19:48:19,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 19:48:19,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 19:48:19,097 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 19:48:19,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 07:48:19" (1/1) ... [2018-11-26 19:48:19,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@542e45e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:48:19, skipping insertion in model container [2018-11-26 19:48:19,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 07:48:19" (1/1) ... [2018-11-26 19:48:19,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 19:48:19,312 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 19:48:21,202 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 19:48:21,429 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 19:48:22,135 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 19:48:22,273 INFO L195 MainTranslator]: Completed translation [2018-11-26 19:48:22,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:48:22 WrapperNode [2018-11-26 19:48:22,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 19:48:22,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 19:48:22,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 19:48:22,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 19:48:22,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:48:22" (1/1) ... [2018-11-26 19:48:22,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:48:22" (1/1) ... [2018-11-26 19:48:22,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:48:22" (1/1) ... [2018-11-26 19:48:22,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:48:22" (1/1) ... [2018-11-26 19:48:22,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:48:22" (1/1) ... [2018-11-26 19:48:23,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:48:22" (1/1) ... [2018-11-26 19:48:23,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 07:48:22" (1/1) ... [2018-11-26 19:48:23,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 19:48:23,160 INFO L168 Benchmark]: Toolchain (without parser) took 4082.26 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: 53.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 3.9 GB. [2018-11-26 19:48:23,162 INFO L168 Benchmark]: CDTParser took 2.71 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. [2018-11-26 19:48:23,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3190.15 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: 8.1 MB). Peak memory consumption was 72.9 MB. Max. memory is 3.9 GB. [2018-11-26 19:48:23,168 INFO L168 Benchmark]: Boogie Preprocessor took 877.58 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 3.9 GB. [2018-11-26 19:48:23,177 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 2.71 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 3190.15 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: 8.1 MB). Peak memory consumption was 72.9 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 877.58 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...