java -ea -Xmx8000000000 -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-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.08_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f44ebda [2018-11-21 16:17:51,062 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-21 16:17:51,064 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-21 16:17:51,081 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-21 16:17:51,081 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-21 16:17:51,083 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-21 16:17:51,084 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-21 16:17:51,086 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-21 16:17:51,091 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-21 16:17:51,092 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-21 16:17:51,100 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-21 16:17:51,101 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-21 16:17:51,102 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-21 16:17:51,103 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-21 16:17:51,104 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-21 16:17:51,105 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-21 16:17:51,106 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-21 16:17:51,107 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-21 16:17:51,109 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-21 16:17:51,111 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-21 16:17:51,112 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-21 16:17:51,113 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-21 16:17:51,115 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-21 16:17:51,121 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-21 16:17:51,121 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-21 16:17:51,123 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-21 16:17:51,125 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-21 16:17:51,125 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-11-21 16:17:51,150 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-21 16:17:51,150 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-21 16:17:51,151 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-21 16:17:51,152 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-21 16:17:51,152 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-21 16:17:51,152 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-21 16:17:51,156 INFO L133 SettingsManager]: * Use SBE=true [2018-11-21 16:17:51,156 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-21 16:17:51,157 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-21 16:17:51,157 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-21 16:17:51,157 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-21 16:17:51,157 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-21 16:17:51,157 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-21 16:17:51,158 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-21 16:17:51,158 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-21 16:17:51,158 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-21 16:17:51,158 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-21 16:17:51,158 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-21 16:17:51,160 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-21 16:17:51,160 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-21 16:17:51,160 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-21 16:17:51,160 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-21 16:17:51,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-21 16:17:51,161 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-21 16:17:51,161 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-21 16:17:51,161 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-21 16:17:51,162 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-21 16:17:51,162 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-21 16:17:51,162 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-21 16:17:51,162 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-21 16:17:51,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-21 16:17:51,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-21 16:17:51,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-21 16:17:51,250 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-21 16:17:51,250 INFO L276 PluginConnector]: CDTParser initialized [2018-11-21 16:17:51,251 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.08_false-no-overflow.c [2018-11-21 16:17:51,317 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac9fa420/23ccd920a403481591ce162ef4a4045c/FLAG232e803e7 [2018-11-21 16:17:51,794 INFO L307 CDTParser]: Found 1 translation units. [2018-11-21 16:17:51,795 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.08_false-no-overflow.c [2018-11-21 16:17:51,802 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac9fa420/23ccd920a403481591ce162ef4a4045c/FLAG232e803e7 [2018-11-21 16:17:52,152 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac9fa420/23ccd920a403481591ce162ef4a4045c [2018-11-21 16:17:52,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-21 16:17:52,166 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-21 16:17:52,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-21 16:17:52,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-21 16:17:52,171 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-21 16:17:52,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:17:52" (1/1) ... [2018-11-21 16:17:52,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a70bd32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52, skipping insertion in model container [2018-11-21 16:17:52,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:17:52" (1/1) ... [2018-11-21 16:17:52,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-21 16:17:52,208 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-21 16:17:52,413 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-21 16:17:52,418 INFO L191 MainTranslator]: Completed pre-run [2018-11-21 16:17:52,436 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-21 16:17:52,449 INFO L195 MainTranslator]: Completed translation [2018-11-21 16:17:52,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52 WrapperNode [2018-11-21 16:17:52,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-21 16:17:52,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-21 16:17:52,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-21 16:17:52,450 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-21 16:17:52,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52" (1/1) ... [2018-11-21 16:17:52,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52" (1/1) ... [2018-11-21 16:17:52,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52" (1/1) ... [2018-11-21 16:17:52,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52" (1/1) ... [2018-11-21 16:17:52,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52" (1/1) ... [2018-11-21 16:17:52,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52" (1/1) ... [2018-11-21 16:17:52,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52" (1/1) ... [2018-11-21 16:17:52,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-21 16:17:52,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-21 16:17:52,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-21 16:17:52,481 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-21 16:17:52,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-21 16:17:52,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-21 16:17:52,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-21 16:17:52,608 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-21 16:17:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-21 16:17:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-21 16:17:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-21 16:17:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-21 16:17:53,101 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-21 16:17:53,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:17:53 BoogieIcfgContainer [2018-11-21 16:17:53,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-21 16:17:53,105 INFO L168 Benchmark]: Toolchain (without parser) took 939.86 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 691.0 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -729.3 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. [2018-11-21 16:17:53,107 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-21 16:17:53,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.26 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2018-11-21 16:17:53,109 INFO L168 Benchmark]: Boogie Preprocessor took 29.75 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-21 16:17:53,110 INFO L168 Benchmark]: RCFGBuilder took 622.13 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 691.0 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -742.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2018-11-21 16:17:53,114 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 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 282.26 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.75 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 622.13 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 691.0 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -742.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...