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.2.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-cde60e6 [2018-11-26 23:18:12,908 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 23:18:12,912 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 23:18:12,943 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 23:18:12,943 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 23:18:12,944 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 23:18:12,953 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 23:18:12,957 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 23:18:12,965 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 23:18:12,977 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 23:18:12,978 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 23:18:12,979 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 23:18:12,980 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 23:18:12,981 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 23:18:12,991 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 23:18:12,992 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 23:18:12,998 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 23:18:13,000 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 23:18:13,008 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 23:18:13,016 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 23:18:13,017 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 23:18:13,025 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 23:18:13,033 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 23:18:13,033 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 23:18:13,037 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 23:18:13,039 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 23:18:13,040 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 23:18:13,042 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 23:18:13,043 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 23:18:13,048 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 23:18:13,048 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 23:18:13,049 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-26 23:18:13,057 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 23:18:13,101 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 23:18:13,101 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 23:18:13,102 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 23:18:13,109 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 23:18:13,110 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 23:18:13,110 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 23:18:13,110 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 23:18:13,114 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 23:18:13,114 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 23:18:13,115 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 23:18:13,115 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 23:18:13,115 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 23:18:13,115 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-26 23:18:13,115 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 23:18:13,119 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-26 23:18:13,119 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 23:18:13,119 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 23:18:13,119 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 23:18:13,120 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-26 23:18:13,120 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 23:18:13,120 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 23:18:13,120 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 23:18:13,121 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 23:18:13,121 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 23:18:13,121 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 23:18:13,121 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 23:18:13,121 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-26 23:18:13,125 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 23:18:13,125 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 23:18:13,125 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 23:18:13,126 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-26 23:18:13,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 23:18:13,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 23:18:13,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 23:18:13,277 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 23:18:13,280 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 23:18:13,281 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.2.M1.c [2018-11-26 23:18:13,447 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418594df5/19810ae9ea154f00946a2084011aee41/FLAG3fd77ddb6 [2018-11-26 23:18:14,919 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 23:18:14,920 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.2.M1.c [2018-11-26 23:18:14,971 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418594df5/19810ae9ea154f00946a2084011aee41/FLAG3fd77ddb6 [2018-11-26 23:18:15,249 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418594df5/19810ae9ea154f00946a2084011aee41 [2018-11-26 23:18:15,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 23:18:15,278 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 23:18:15,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 23:18:15,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 23:18:15,293 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 23:18:15,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:18:15" (1/1) ... [2018-11-26 23:18:15,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19289cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:18:15, skipping insertion in model container [2018-11-26 23:18:15,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:18:15" (1/1) ... [2018-11-26 23:18:15,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 23:18:15,503 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 23:18:17,419 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 23:18:17,500 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 23:18:18,191 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 23:18:18,322 INFO L195 MainTranslator]: Completed translation [2018-11-26 23:18:18,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:18:18 WrapperNode [2018-11-26 23:18:18,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 23:18:18,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 23:18:18,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 23:18:18,326 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 23:18:18,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:18:18" (1/1) ... [2018-11-26 23:18:18,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:18:18" (1/1) ... [2018-11-26 23:18:18,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:18:18" (1/1) ... [2018-11-26 23:18:18,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:18:18" (1/1) ... [2018-11-26 23:18:18,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:18:18" (1/1) ... [2018-11-26 23:18:19,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:18:18" (1/1) ... [2018-11-26 23:18:19,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:18:18" (1/1) ... [2018-11-26 23:18:19,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 23:18:19,145 INFO L168 Benchmark]: Toolchain (without parser) took 3871.63 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: 39.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 3.9 GB. [2018-11-26 23:18:19,147 INFO L168 Benchmark]: CDTParser took 1.90 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 23:18:19,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3041.10 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: 5.3 MB). Peak memory consumption was 47.6 MB. Max. memory is 3.9 GB. [2018-11-26 23:18:19,151 INFO L168 Benchmark]: Boogie Preprocessor took 813.84 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. [2018-11-26 23:18:19,157 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 1.90 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 3041.10 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: 5.3 MB). Peak memory consumption was 47.6 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 813.84 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...