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-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.14_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f1aed39 [2018-09-28 13:54:33,341 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 13:54:33,346 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 13:54:33,383 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 13:54:33,384 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 13:54:33,386 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 13:54:33,391 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 13:54:33,394 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 13:54:33,400 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 13:54:33,401 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 13:54:33,408 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 13:54:33,408 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 13:54:33,413 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 13:54:33,414 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 13:54:33,422 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 13:54:33,423 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 13:54:33,424 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 13:54:33,436 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 13:54:33,447 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 13:54:33,449 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 13:54:33,455 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 13:54:33,459 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 13:54:33,461 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-28 13:54:33,486 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 13:54:33,490 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 13:54:33,491 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 13:54:33,495 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 13:54:33,496 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 [2018-09-28 13:54:33,541 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 13:54:33,542 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 13:54:33,549 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 13:54:33,549 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 13:54:33,550 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 13:54:33,550 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 13:54:33,555 INFO L133 SettingsManager]: * Use SBE=true [2018-09-28 13:54:33,555 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 13:54:33,555 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-28 13:54:33,555 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 13:54:33,556 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 13:54:33,556 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 13:54:33,556 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 13:54:33,556 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 13:54:33,556 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-09-28 13:54:33,557 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 13:54:33,557 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 13:54:33,557 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 13:54:33,557 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-28 13:54:33,560 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 13:54:33,560 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-28 13:54:33,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-28 13:54:33,560 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 13:54:33,561 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 13:54:33,561 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 13:54:33,561 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-28 13:54:33,561 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 13:54:33,561 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 13:54:33,562 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 13:54:33,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 13:54:33,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 13:54:33,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 13:54:33,742 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-28 13:54:33,742 INFO L276 PluginConnector]: CDTParser initialized [2018-09-28 13:54:33,743 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.14_false-no-overflow.c [2018-09-28 13:54:34,427 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b87cf5b71/8ddeb457cb054d7db062552eb511b2b5/FLAGa4958d0ad [2018-09-28 13:54:34,879 INFO L277 CDTParser]: Found 1 translation units. [2018-09-28 13:54:34,885 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.14_false-no-overflow.c [2018-09-28 13:54:34,903 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b87cf5b71/8ddeb457cb054d7db062552eb511b2b5/FLAGa4958d0ad [2018-09-28 13:54:34,952 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b87cf5b71/8ddeb457cb054d7db062552eb511b2b5 [2018-09-28 13:54:34,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 13:54:34,992 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-28 13:54:34,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-28 13:54:34,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-28 13:54:35,005 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-28 13:54:35,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.09 01:54:34" (1/1) ... [2018-09-28 13:54:35,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69eb6346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:35, skipping insertion in model container [2018-09-28 13:54:35,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.09 01:54:34" (1/1) ... [2018-09-28 13:54:35,046 INFO L124 MainTranslator]: Starting translation in SV-COMP mode [2018-09-28 13:54:35,092 INFO L151 MainTranslator]: Built tables and reachable declarations [2018-09-28 13:54:35,520 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-09-28 13:54:35,526 INFO L166 MainTranslator]: Completed pre-run [2018-09-28 13:54:35,569 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-09-28 13:54:35,603 INFO L170 MainTranslator]: Completed translation [2018-09-28 13:54:35,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:35 WrapperNode [2018-09-28 13:54:35,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-28 13:54:35,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 13:54:35,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 13:54:35,608 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 13:54:35,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:35" (1/1) ... [2018-09-28 13:54:35,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:35" (1/1) ... [2018-09-28 13:54:35,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:35" (1/1) ... [2018-09-28 13:54:35,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:35" (1/1) ... [2018-09-28 13:54:35,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:35" (1/1) ... [2018-09-28 13:54:35,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:35" (1/1) ... [2018-09-28 13:54:35,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:35" (1/1) ... [2018-09-28 13:54:35,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 13:54:35,699 INFO L168 Benchmark]: Toolchain (without parser) took 716.04 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-28 13:54:35,707 INFO L168 Benchmark]: CDTParser took 1.39 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. [2018-09-28 13:54:35,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.45 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-28 13:54:35,710 INFO L168 Benchmark]: Boogie Preprocessor took 80.72 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-28 13:54:35,719 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 1.39 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 612.45 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 80.72 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...