java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./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-Ex2.12_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f5fa1ab [2018-02-12 12:05:41,892 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-12 12:05:41,894 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-12 12:05:41,927 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-12 12:05:41,927 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-12 12:05:41,928 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-12 12:05:41,928 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-12 12:05:41,935 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-12 12:05:41,936 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-12 12:05:41,937 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-12 12:05:41,937 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-12 12:05:41,938 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-12 12:05:41,938 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-12 12:05:41,939 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-12 12:05:41,940 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-12 12:05:41,949 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-12 12:05:41,951 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-12 12:05:41,967 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-12 12:05:41,968 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-12 12:05:41,968 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-12 12:05:41,970 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-12 12:05:41,979 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-12 12:05:41,979 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-12 12:05:41,980 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-12 12:05:41,981 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-12 12:05:41,982 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-12 12:05:41,982 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-12 12:05:41,982 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-12 12:05:41,982 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-12 12:05:41,983 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-12 12:05:41,983 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-12 12:05:41,983 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-02-12 12:05:42,017 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-12 12:05:42,017 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-12 12:05:42,018 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-02-12 12:05:42,018 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-02-12 12:05:42,019 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-12 12:05:42,019 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-12 12:05:42,019 INFO L133 SettingsManager]: * Use SBE=true [2018-02-12 12:05:42,019 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-12 12:05:42,019 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-12 12:05:42,019 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-12 12:05:42,019 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-12 12:05:42,019 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-02-12 12:05:42,019 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-12 12:05:42,020 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-02-12 12:05:42,020 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-02-12 12:05:42,020 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-02-12 12:05:42,020 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-02-12 12:05:42,027 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-12 12:05:42,028 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-12 12:05:42,028 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-12 12:05:42,028 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-12 12:05:42,028 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-12 12:05:42,028 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-12 12:05:42,028 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-12 12:05:42,028 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-12 12:05:42,028 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-02-12 12:05:42,029 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-02-12 12:05:42,029 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-02-12 12:05:42,029 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-12 12:05:42,029 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-02-12 12:05:42,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-12 12:05:42,113 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-02-12 12:05:42,123 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-12 12:05:42,124 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-12 12:05:42,124 INFO L276 PluginConnector]: CDTParser initialized [2018-02-12 12:05:42,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.12_false-no-overflow.c [2018-02-12 12:05:42,279 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-12 12:05:42,292 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-02-12 12:05:42,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-12 12:05:42,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-12 12:05:42,306 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-12 12:05:42,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 12:05:42" (1/1) ... [2018-02-12 12:05:42,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e53533c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:05:42, skipping insertion in model container [2018-02-12 12:05:42,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 12:05:42" (1/1) ... [2018-02-12 12:05:42,347 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-12 12:05:42,369 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-12 12:05:42,613 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-12 12:05:42,636 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-12 12:05:42,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:05:42 WrapperNode [2018-02-12 12:05:42,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-12 12:05:42,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-12 12:05:42,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-12 12:05:42,642 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-12 12:05:42,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:05:42" (1/1) ... [2018-02-12 12:05:42,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:05:42" (1/1) ... [2018-02-12 12:05:42,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:05:42" (1/1) ... [2018-02-12 12:05:42,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:05:42" (1/1) ... [2018-02-12 12:05:42,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:05:42" (1/1) ... [2018-02-12 12:05:42,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:05:42" (1/1) ... [2018-02-12 12:05:42,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:05:42" (1/1) ... [2018-02-12 12:05:42,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-12 12:05:42,697 INFO L168 Benchmark]: Toolchain (without parser) took 417.74 ms. Allocated memory is still 383.3 MB. Free memory was 342.7 MB in the beginning and 332.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 1.9 GB. [2018-02-12 12:05:42,706 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 383.3 MB. Free memory is still 347.0 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-02-12 12:05:42,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.39 ms. Allocated memory is still 383.3 MB. Free memory was 342.7 MB in the beginning and 334.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 1.9 GB. [2018-02-12 12:05:42,707 INFO L168 Benchmark]: Boogie Preprocessor took 54.33 ms. Allocated memory is still 383.3 MB. Free memory was 334.1 MB in the beginning and 332.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 1.9 GB. [2018-02-12 12:05:42,711 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 383.3 MB. Free memory is still 347.0 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 348.39 ms. Allocated memory is still 383.3 MB. Free memory was 342.7 MB in the beginning and 334.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 54.33 ms. Allocated memory is still 383.3 MB. Free memory was 334.1 MB in the beginning and 332.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...