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-Ex1.05_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f1aed39 [2018-09-28 13:54:30,777 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 13:54:30,782 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 13:54:30,815 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 13:54:30,815 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 13:54:30,819 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 13:54:30,820 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 13:54:30,827 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 13:54:30,832 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 13:54:30,834 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 13:54:30,847 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 13:54:30,847 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 13:54:30,852 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 13:54:30,854 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 13:54:30,856 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 13:54:30,865 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 13:54:30,866 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 13:54:30,869 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 13:54:30,880 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 13:54:30,887 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 13:54:30,891 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 13:54:30,893 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 13:54:30,903 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-28 13:54:30,924 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 13:54:30,924 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 13:54:30,926 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 13:54:30,927 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 13:54:30,932 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 13:54:30,977 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 13:54:30,977 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 13:54:30,978 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 13:54:30,985 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 13:54:30,987 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 13:54:30,987 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 13:54:30,987 INFO L133 SettingsManager]: * Use SBE=true [2018-09-28 13:54:30,988 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 13:54:30,988 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-28 13:54:30,988 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 13:54:30,988 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 13:54:30,991 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 13:54:30,991 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 13:54:30,991 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 13:54:30,991 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-09-28 13:54:30,993 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 13:54:30,994 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 13:54:30,994 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 13:54:30,994 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-28 13:54:30,995 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 13:54:30,995 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-28 13:54:30,995 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-28 13:54:30,995 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 13:54:30,996 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 13:54:30,996 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 13:54:30,996 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-28 13:54:30,996 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 13:54:30,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 13:54:31,002 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 13:54:31,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 13:54:31,177 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 13:54:31,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 13:54:31,192 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-28 13:54:31,192 INFO L276 PluginConnector]: CDTParser initialized [2018-09-28 13:54:31,193 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex1.05_false-no-overflow.c [2018-09-28 13:54:31,872 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70ec2c3f6/e872436f0b2a4505ad134c243a839002/FLAGed1f86c04 [2018-09-28 13:54:32,287 INFO L277 CDTParser]: Found 1 translation units. [2018-09-28 13:54:32,288 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex1.05_false-no-overflow.c [2018-09-28 13:54:32,302 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70ec2c3f6/e872436f0b2a4505ad134c243a839002/FLAGed1f86c04 [2018-09-28 13:54:32,347 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70ec2c3f6/e872436f0b2a4505ad134c243a839002 [2018-09-28 13:54:32,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 13:54:32,384 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-28 13:54:32,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-28 13:54:32,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-28 13:54:32,396 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-28 13:54:32,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.09 01:54:32" (1/1) ... [2018-09-28 13:54:32,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1128a36b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:32, skipping insertion in model container [2018-09-28 13:54:32,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.09 01:54:32" (1/1) ... [2018-09-28 13:54:32,437 INFO L124 MainTranslator]: Starting translation in SV-COMP mode [2018-09-28 13:54:32,490 INFO L151 MainTranslator]: Built tables and reachable declarations [2018-09-28 13:54:32,969 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-09-28 13:54:32,981 INFO L166 MainTranslator]: Completed pre-run [2018-09-28 13:54:33,028 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-09-28 13:54:33,068 INFO L170 MainTranslator]: Completed translation [2018-09-28 13:54:33,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:33 WrapperNode [2018-09-28 13:54:33,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-28 13:54:33,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 13:54:33,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 13:54:33,074 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 13:54:33,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:33" (1/1) ... [2018-09-28 13:54:33,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:33" (1/1) ... [2018-09-28 13:54:33,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:33" (1/1) ... [2018-09-28 13:54:33,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:33" (1/1) ... [2018-09-28 13:54:33,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:33" (1/1) ... [2018-09-28 13:54:33,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:33" (1/1) ... [2018-09-28 13:54:33,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:54:33" (1/1) ... [2018-09-28 13:54:33,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 13:54:33,173 INFO L168 Benchmark]: Toolchain (without parser) took 798.63 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 13:54:33,176 INFO L168 Benchmark]: CDTParser took 0.25 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 13:54:33,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.14 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 13:54:33,183 INFO L168 Benchmark]: Boogie Preprocessor took 94.67 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 13:54:33,191 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 0.25 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 684.14 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 94.67 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...