java -Xmx2000000000 -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-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.21_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-240ea10 [2018-05-03 19:45:12,053 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-05-03 19:45:12,056 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-05-03 19:45:12,093 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-05-03 19:45:12,094 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-05-03 19:45:12,095 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-05-03 19:45:12,096 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-05-03 19:45:12,099 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-05-03 19:45:12,108 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-05-03 19:45:12,109 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-05-03 19:45:12,110 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-05-03 19:45:12,110 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-05-03 19:45:12,120 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-05-03 19:45:12,121 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-05-03 19:45:12,122 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-05-03 19:45:12,134 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-05-03 19:45:12,136 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-05-03 19:45:12,144 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-05-03 19:45:12,145 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-05-03 19:45:12,154 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-05-03 19:45:12,156 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-05-03 19:45:12,157 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-05-03 19:45:12,157 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-05-03 19:45:12,165 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-05-03 19:45:12,166 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-05-03 19:45:12,168 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-05-03 19:45:12,168 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-05-03 19:45:12,168 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-05-03 19:45:12,174 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-05-03 19:45:12,175 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-05-03 19:45:12,175 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-05-03 19:45:12,176 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-05-03 19:45:12,215 INFO L110 SettingsManager]: Loading preferences was successful [2018-05-03 19:45:12,215 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-05-03 19:45:12,222 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-05-03 19:45:12,223 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-05-03 19:45:12,223 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-05-03 19:45:12,224 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-05-03 19:45:12,224 INFO L133 SettingsManager]: * Use SBE=true [2018-05-03 19:45:12,224 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-05-03 19:45:12,224 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-05-03 19:45:12,225 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-05-03 19:45:12,225 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-05-03 19:45:12,225 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-05-03 19:45:12,225 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-05-03 19:45:12,225 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-05-03 19:45:12,225 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-05-03 19:45:12,227 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-05-03 19:45:12,227 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-05-03 19:45:12,227 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-05-03 19:45:12,228 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-05-03 19:45:12,228 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-05-03 19:45:12,233 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-05-03 19:45:12,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-05-03 19:45:12,234 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-05-03 19:45:12,234 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-05-03 19:45:12,234 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-05-03 19:45:12,234 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-05-03 19:45:12,234 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-05-03 19:45:12,235 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-05-03 19:45:12,235 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-05-03 19:45:12,235 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-05-03 19:45:12,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-05-03 19:45:12,374 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-05-03 19:45:12,380 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-05-03 19:45:12,387 INFO L271 PluginConnector]: Initializing CDTParser... [2018-05-03 19:45:12,388 INFO L276 PluginConnector]: CDTParser initialized [2018-05-03 19:45:12,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.21_false-no-overflow.c [2018-05-03 19:45:13,009 INFO L223 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/72665e07f/6fedb6734f09405685bb955c99a9ef22/FLAG5ff7976e9 [2018-05-03 19:45:13,409 INFO L280 CDTParser]: Found 1 translation units. [2018-05-03 19:45:13,410 INFO L161 CDTParser]: Scanning ChenFlurMukhopadhyay-SAS2012-Ex2.21_false-no-overflow.c [2018-05-03 19:45:13,425 INFO L328 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/72665e07f/6fedb6734f09405685bb955c99a9ef22/FLAG5ff7976e9 [2018-05-03 19:45:13,465 INFO L336 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/72665e07f/6fedb6734f09405685bb955c99a9ef22 [2018-05-03 19:45:13,470 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-05-03 19:45:13,479 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-05-03 19:45:13,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-05-03 19:45:13,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-05-03 19:45:13,501 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-05-03 19:45:13,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 07:45:13" (1/1) ... [2018-05-03 19:45:13,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502760e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 07:45:13, skipping insertion in model container [2018-05-03 19:45:13,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 07:45:13" (1/1) ... [2018-05-03 19:45:13,559 INFO L167 Dispatcher]: Using SV-COMP mode [2018-05-03 19:45:13,590 INFO L167 Dispatcher]: Using SV-COMP mode [2018-05-03 19:45:13,951 INFO L175 PostProcessor]: Settings: Checked method=main [2018-05-03 19:45:13,998 INFO L175 PostProcessor]: Settings: Checked method=main [2018-05-03 19:45:14,005 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 4 non ball SCCs. Number of states in SCCs 4. [2018-05-03 19:45:14,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 07:45:14 WrapperNode [2018-05-03 19:45:14,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-05-03 19:45:14,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-05-03 19:45:14,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-05-03 19:45:14,031 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-05-03 19:45:14,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 07:45:14" (1/1) ... [2018-05-03 19:45:14,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 07:45:14" (1/1) ... [2018-05-03 19:45:14,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 07:45:14" (1/1) ... [2018-05-03 19:45:14,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 07:45:14" (1/1) ... [2018-05-03 19:45:14,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 07:45:14" (1/1) ... [2018-05-03 19:45:14,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 07:45:14" (1/1) ... [2018-05-03 19:45:14,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 07:45:14" (1/1) ... [2018-05-03 19:45:14,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-05-03 19:45:14,103 INFO L168 Benchmark]: Toolchain (without parser) took 631.99 ms. Allocated memory is still 383.3 MB. Free memory was 330.9 MB in the beginning and 320.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 1.9 GB. [2018-05-03 19:45:14,105 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 383.3 MB. Free memory is still 350.0 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-05-03 19:45:14,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.93 ms. Allocated memory is still 383.3 MB. Free memory was 330.9 MB in the beginning and 322.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 1.9 GB. [2018-05-03 19:45:14,106 INFO L168 Benchmark]: Boogie Preprocessor took 70.35 ms. Allocated memory is still 383.3 MB. Free memory was 322.2 MB in the beginning and 321.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 1.9 GB. [2018-05-03 19:45:14,119 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 383.3 MB. Free memory is still 350.0 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 549.93 ms. Allocated memory is still 383.3 MB. Free memory was 330.9 MB in the beginning and 322.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 70.35 ms. Allocated memory is still 383.3 MB. Free memory was 322.2 MB in the beginning and 321.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...