java -ea -Xmx8000000000 -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-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted-lit/Ben-Amram-LMCS2010-Ex2.3_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-52b0504 [2018-11-16 00:05:44,505 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 00:05:44,507 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 00:05:44,519 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 00:05:44,520 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 00:05:44,521 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 00:05:44,522 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 00:05:44,525 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 00:05:44,527 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 00:05:44,528 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 00:05:44,529 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 00:05:44,529 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 00:05:44,530 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 00:05:44,531 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 00:05:44,532 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 00:05:44,533 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 00:05:44,534 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 00:05:44,536 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 00:05:44,539 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 00:05:44,540 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 00:05:44,542 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 00:05:44,543 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 00:05:44,546 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-16 00:05:44,554 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-16 00:05:44,554 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-16 00:05:44,555 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-16 00:05:44,556 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-16 00:05:44,557 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 [2018-11-16 00:05:44,573 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 00:05:44,574 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 00:05:44,574 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-16 00:05:44,575 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-16 00:05:44,575 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 00:05:44,576 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 00:05:44,576 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 00:05:44,576 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 00:05:44,576 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-16 00:05:44,577 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 00:05:44,577 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 00:05:44,577 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-16 00:05:44,577 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 00:05:44,578 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-16 00:05:44,578 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-16 00:05:44,578 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 00:05:44,578 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-16 00:05:44,579 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 00:05:44,579 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 00:05:44,579 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 00:05:44,579 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 00:05:44,579 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 00:05:44,580 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 00:05:44,580 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 00:05:44,580 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-16 00:05:44,580 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-16 00:05:44,580 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 00:05:44,581 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-16 00:05:44,581 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-16 00:05:44,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 00:05:44,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 00:05:44,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 00:05:44,650 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 00:05:44,651 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 00:05:44,651 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/Ben-Amram-LMCS2010-Ex2.3_false-no-overflow.c [2018-11-16 00:05:44,723 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2c2c9c5/23bd0503195c45cc8314fbb7080cd8c1/FLAGa35b594b9 [2018-11-16 00:05:45,174 INFO L304 CDTParser]: Found 1 translation units. [2018-11-16 00:05:45,174 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/Ben-Amram-LMCS2010-Ex2.3_false-no-overflow.c [2018-11-16 00:05:45,181 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2c2c9c5/23bd0503195c45cc8314fbb7080cd8c1/FLAGa35b594b9 [2018-11-16 00:05:45,549 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2c2c9c5/23bd0503195c45cc8314fbb7080cd8c1 [2018-11-16 00:05:45,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 00:05:45,561 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-16 00:05:45,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 00:05:45,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 00:05:45,566 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 00:05:45,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:05:45" (1/1) ... [2018-11-16 00:05:45,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@351b97f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45, skipping insertion in model container [2018-11-16 00:05:45,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:05:45" (1/1) ... [2018-11-16 00:05:45,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 00:05:45,601 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 00:05:45,808 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 00:05:45,817 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 00:05:45,842 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 00:05:45,860 INFO L195 MainTranslator]: Completed translation [2018-11-16 00:05:45,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45 WrapperNode [2018-11-16 00:05:45,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 00:05:45,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 00:05:45,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 00:05:45,862 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 00:05:45,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45" (1/1) ... [2018-11-16 00:05:45,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45" (1/1) ... [2018-11-16 00:05:45,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45" (1/1) ... [2018-11-16 00:05:45,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45" (1/1) ... [2018-11-16 00:05:45,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45" (1/1) ... [2018-11-16 00:05:45,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45" (1/1) ... [2018-11-16 00:05:45,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45" (1/1) ... [2018-11-16 00:05:45,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 00:05:45,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-16 00:05:45,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-16 00:05:45,895 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-16 00:05:45,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 00:05:46,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-16 00:05:46,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-16 00:05:46,037 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-16 00:05:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-16 00:05:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-16 00:05:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-16 00:05:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-16 00:05:46,576 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-16 00:05:46,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:05:46 BoogieIcfgContainer [2018-11-16 00:05:46,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-16 00:05:46,579 INFO L168 Benchmark]: Toolchain (without parser) took 1018.79 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -757.6 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. [2018-11-16 00:05:46,582 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 00:05:46,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.24 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-16 00:05:46,583 INFO L168 Benchmark]: Boogie Preprocessor took 32.49 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 00:05:46,584 INFO L168 Benchmark]: RCFGBuilder took 681.72 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -768.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2018-11-16 00:05:46,588 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 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 299.24 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.49 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 681.72 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -768.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...