java -ea -Xmx4000000000 -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-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex1.02_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a9a874a [2018-11-08 14:22:05,101 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-08 14:22:05,103 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-08 14:22:05,136 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-08 14:22:05,136 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-08 14:22:05,143 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-08 14:22:05,144 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-08 14:22:05,153 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-08 14:22:05,157 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-08 14:22:05,159 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-08 14:22:05,168 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-08 14:22:05,168 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-08 14:22:05,175 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-08 14:22:05,176 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-08 14:22:05,184 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-08 14:22:05,188 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-08 14:22:05,189 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-08 14:22:05,196 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-08 14:22:05,204 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-08 14:22:05,206 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-08 14:22:05,212 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-08 14:22:05,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-08 14:22:05,218 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-08 14:22:05,244 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-08 14:22:05,244 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-08 14:22:05,245 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-08 14:22:05,252 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-08 14:22:05,253 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 [2018-11-08 14:22:05,301 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-08 14:22:05,301 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-08 14:22:05,308 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-08 14:22:05,308 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-08 14:22:05,311 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-08 14:22:05,311 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-08 14:22:05,311 INFO L133 SettingsManager]: * Use SBE=true [2018-11-08 14:22:05,312 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-08 14:22:05,312 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-08 14:22:05,312 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-08 14:22:05,312 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-08 14:22:05,312 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-08 14:22:05,312 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-08 14:22:05,313 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-08 14:22:05,313 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-08 14:22:05,313 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-08 14:22:05,313 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-08 14:22:05,319 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-08 14:22:05,319 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-08 14:22:05,319 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-08 14:22:05,320 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-08 14:22:05,320 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-08 14:22:05,320 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-08 14:22:05,320 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-08 14:22:05,320 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-08 14:22:05,321 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-08 14:22:05,324 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-08 14:22:05,324 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-08 14:22:05,324 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-08 14:22:05,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-08 14:22:05,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-08 14:22:05,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-08 14:22:05,490 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-08 14:22:05,495 INFO L276 PluginConnector]: CDTParser initialized [2018-11-08 14:22:05,496 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex1.02_false-no-overflow.c [2018-11-08 14:22:05,638 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a535636c7/a33cd29fa9b84fda85355269c8c613cb/FLAGd021887a3 [2018-11-08 14:22:06,635 INFO L298 CDTParser]: Found 1 translation units. [2018-11-08 14:22:06,636 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex1.02_false-no-overflow.c [2018-11-08 14:22:06,652 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a535636c7/a33cd29fa9b84fda85355269c8c613cb/FLAGd021887a3 [2018-11-08 14:22:06,679 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a535636c7/a33cd29fa9b84fda85355269c8c613cb [2018-11-08 14:22:06,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-08 14:22:06,705 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-08 14:22:06,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-08 14:22:06,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-08 14:22:06,721 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-08 14:22:06,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 02:22:06" (1/1) ... [2018-11-08 14:22:06,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba027de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 02:22:06, skipping insertion in model container [2018-11-08 14:22:06,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 02:22:06" (1/1) ... [2018-11-08 14:22:06,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-08 14:22:06,812 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-08 14:22:07,302 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-08 14:22:07,317 INFO L189 MainTranslator]: Completed pre-run [2018-11-08 14:22:07,368 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-08 14:22:07,405 INFO L193 MainTranslator]: Completed translation [2018-11-08 14:22:07,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 02:22:07 WrapperNode [2018-11-08 14:22:07,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-08 14:22:07,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-08 14:22:07,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-08 14:22:07,410 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-08 14:22:07,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 02:22:07" (1/1) ... [2018-11-08 14:22:07,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 02:22:07" (1/1) ... [2018-11-08 14:22:07,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 02:22:07" (1/1) ... [2018-11-08 14:22:07,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 02:22:07" (1/1) ... [2018-11-08 14:22:07,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 02:22:07" (1/1) ... [2018-11-08 14:22:07,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 02:22:07" (1/1) ... [2018-11-08 14:22:07,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 02:22:07" (1/1) ... [2018-11-08 14:22:07,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-08 14:22:07,518 INFO L168 Benchmark]: Toolchain (without parser) took 811.17 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-08 14:22:07,520 INFO L168 Benchmark]: CDTParser took 0.24 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. [2018-11-08 14:22:07,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.47 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-08 14:22:07,528 INFO L168 Benchmark]: Boogie Preprocessor took 102.56 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-08 14:22:07,538 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 0.24 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 702.47 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 102.56 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...