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.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8afb04a [2018-11-26 16:58:11,525 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 16:58:11,527 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 16:58:11,562 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 16:58:11,563 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 16:58:11,564 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 16:58:11,572 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 16:58:11,574 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 16:58:11,579 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 16:58:11,586 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 16:58:11,587 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 16:58:11,588 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 16:58:11,592 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 16:58:11,593 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 16:58:11,594 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 16:58:11,603 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 16:58:11,604 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 16:58:11,609 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 16:58:11,625 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 16:58:11,629 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 16:58:11,631 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 16:58:11,639 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 16:58:11,648 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 16:58:11,648 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 16:58:11,649 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 16:58:11,653 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 16:58:11,658 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 16:58:11,659 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 16:58:11,660 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 16:58:11,665 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 16:58:11,665 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 16:58:11,666 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 16:58:11,667 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 16:58:11,667 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 16:58:11,674 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 16:58:11,675 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 16:58:11,678 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 16:58:11,726 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 16:58:11,726 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 16:58:11,732 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 16:58:11,733 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 16:58:11,737 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 16:58:11,737 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 16:58:11,737 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 16:58:11,737 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 16:58:11,738 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 16:58:11,743 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 16:58:11,743 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 16:58:11,743 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 16:58:11,744 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-26 16:58:11,744 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 16:58:11,744 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-26 16:58:11,744 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 16:58:11,744 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 16:58:11,745 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 16:58:11,745 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-26 16:58:11,745 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 16:58:11,745 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 16:58:11,749 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 16:58:11,749 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 16:58:11,749 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 16:58:11,750 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 16:58:11,750 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 16:58:11,750 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-26 16:58:11,750 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 16:58:11,750 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 16:58:11,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 16:58:11,754 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-26 16:58:11,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 16:58:11,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 16:58:11,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 16:58:11,939 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 16:58:11,939 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 16:58:11,940 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.2.M4.c [2018-11-26 16:58:12,077 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e13ca84c/80324264b39e420cab2b5f1e0087809c/FLAGd1b9ffb19 [2018-11-26 16:58:13,447 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 16:58:13,448 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.2.M4.c [2018-11-26 16:58:13,501 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e13ca84c/80324264b39e420cab2b5f1e0087809c/FLAGd1b9ffb19 [2018-11-26 16:58:13,706 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e13ca84c/80324264b39e420cab2b5f1e0087809c [2018-11-26 16:58:13,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 16:58:13,724 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 16:58:13,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 16:58:13,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 16:58:13,737 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 16:58:13,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:13" (1/1) ... [2018-11-26 16:58:13,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2a7694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:13, skipping insertion in model container [2018-11-26 16:58:13,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:13" (1/1) ... [2018-11-26 16:58:13,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 16:58:13,965 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 16:58:15,644 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 16:58:15,706 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 16:58:16,568 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 16:58:16,693 INFO L195 MainTranslator]: Completed translation [2018-11-26 16:58:16,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:16 WrapperNode [2018-11-26 16:58:16,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 16:58:16,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 16:58:16,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 16:58:16,697 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 16:58:16,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:16" (1/1) ... [2018-11-26 16:58:16,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:16" (1/1) ... [2018-11-26 16:58:16,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:16" (1/1) ... [2018-11-26 16:58:16,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:16" (1/1) ... [2018-11-26 16:58:17,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:16" (1/1) ... [2018-11-26 16:58:17,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:16" (1/1) ... [2018-11-26 16:58:17,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:16" (1/1) ... [2018-11-26 16:58:17,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 16:58:17,443 INFO L168 Benchmark]: Toolchain (without parser) took 3716.86 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: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 3.9 GB. [2018-11-26 16:58:17,446 INFO L168 Benchmark]: CDTParser took 3.47 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 16:58:17,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2970.66 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: 8.0 MB). Peak memory consumption was 61.6 MB. Max. memory is 3.9 GB. [2018-11-26 16:58:17,448 INFO L168 Benchmark]: Boogie Preprocessor took 737.24 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 16:58:17,459 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 3.47 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 2970.66 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: 8.0 MB). Peak memory consumption was 61.6 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 737.24 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...