java -ea -Xmx2000000000 -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/rekh_nxt_true-unreach-call.3.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-985f63f [2018-10-11 18:35:17,664 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 18:35:17,667 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 18:35:17,704 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 18:35:17,707 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 18:35:17,708 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 18:35:17,709 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 18:35:17,718 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 18:35:17,721 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 18:35:17,726 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 18:35:17,727 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 18:35:17,727 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 18:35:17,732 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 18:35:17,743 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 18:35:17,745 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 18:35:17,746 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 18:35:17,753 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 18:35:17,758 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 18:35:17,763 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 18:35:17,770 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 18:35:17,775 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 18:35:17,778 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 18:35:17,784 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 18:35:17,784 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 18:35:17,784 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 18:35:17,793 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 18:35:17,794 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 18:35:17,794 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 18:35:17,801 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 18:35:17,803 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 18:35:17,804 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 18:35:17,808 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 18:35:17,808 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 18:35:17,808 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 18:35:17,810 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 18:35:17,811 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 18:35:17,812 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 [2018-10-11 18:35:17,862 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 18:35:17,865 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 18:35:17,866 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-11 18:35:17,866 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-11 18:35:17,872 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 18:35:17,872 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 18:35:17,872 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 18:35:17,878 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 18:35:17,878 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 18:35:17,878 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 18:35:17,879 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 18:35:17,879 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 18:35:17,879 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-11 18:35:17,879 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 18:35:17,879 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-11 18:35:17,880 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 18:35:17,880 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 18:35:17,880 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-11 18:35:17,880 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 18:35:17,880 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 18:35:17,884 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 18:35:17,884 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 18:35:17,884 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 18:35:17,885 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 18:35:17,885 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 18:35:17,885 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-11 18:35:17,885 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-11 18:35:17,885 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 18:35:17,885 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-11 18:35:17,886 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-11 18:35:18,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 18:35:18,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 18:35:18,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 18:35:18,058 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 18:35:18,058 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 18:35:18,064 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.3.M4.c [2018-10-11 18:35:18,209 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/710d82d26/889f41ac84e84a098e449e8b69b7c830/FLAG41d938e64 [2018-10-11 18:35:19,772 INFO L298 CDTParser]: Found 1 translation units. [2018-10-11 18:35:19,775 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.3.M4.c [2018-10-11 18:35:19,827 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/710d82d26/889f41ac84e84a098e449e8b69b7c830/FLAG41d938e64 [2018-10-11 18:35:19,868 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/710d82d26/889f41ac84e84a098e449e8b69b7c830 [2018-10-11 18:35:19,898 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 18:35:19,903 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 18:35:19,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 18:35:19,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 18:35:19,918 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 18:35:19,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:35:19" (1/1) ... [2018-10-11 18:35:19,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ba5070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:35:19, skipping insertion in model container [2018-10-11 18:35:19,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:35:19" (1/1) ... [2018-10-11 18:35:19,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 18:35:20,139 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 18:35:21,817 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 18:35:21,885 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 18:35:22,506 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 18:35:22,632 INFO L193 MainTranslator]: Completed translation [2018-10-11 18:35:22,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:35:22 WrapperNode [2018-10-11 18:35:22,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 18:35:22,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 18:35:22,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 18:35:22,635 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 18:35:22,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:35:22" (1/1) ... [2018-10-11 18:35:22,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:35:22" (1/1) ... [2018-10-11 18:35:23,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:35:22" (1/1) ... [2018-10-11 18:35:23,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:35:22" (1/1) ... [2018-10-11 18:35:23,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:35:22" (1/1) ... [2018-10-11 18:35:23,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:35:22" (1/1) ... [2018-10-11 18:35:23,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:35:22" (1/1) ... [2018-10-11 18:35:23,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 18:35:23,627 INFO L168 Benchmark]: Toolchain (without parser) took 3722.64 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 2.3 MB). Peak memory consumption was 138.5 MB. Max. memory is 1.9 GB. [2018-10-11 18:35:23,631 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 18:35:23,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2729.34 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 1.9 GB. [2018-10-11 18:35:23,632 INFO L168 Benchmark]: Boogie Preprocessor took 983.99 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.8 GB in the end (delta: -115.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 1.9 GB. [2018-10-11 18:35:23,643 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 0.33 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 2729.34 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 983.99 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.8 GB in the end (delta: -115.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...