java -ea -Xmx4000000000 -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/ChenFlurMukhopadhyay-SAS2012-Ex4.01_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-15 09:55:10,395 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 09:55:10,401 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 09:55:10,430 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 09:55:10,430 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 09:55:10,438 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 09:55:10,439 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 09:55:10,445 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 09:55:10,450 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 09:55:10,458 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 09:55:10,459 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 09:55:10,460 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 09:55:10,461 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 09:55:10,474 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 09:55:10,478 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 09:55:10,479 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 09:55:10,480 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 09:55:10,490 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 09:55:10,498 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 09:55:10,503 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 09:55:10,504 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 09:55:10,509 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 09:55:10,517 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 09:55:10,517 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 09:55:10,517 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 09:55:10,518 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 09:55:10,526 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 09:55:10,527 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 09:55:10,531 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 09:55:10,535 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 09:55:10,535 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 09:55:10,537 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 09:55:10,537 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 09:55:10,538 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 09:55:10,539 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 09:55:10,539 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 09:55:10,545 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 [2018-11-15 09:55:10,599 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 09:55:10,600 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 09:55:10,606 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-15 09:55:10,606 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-15 09:55:10,607 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 09:55:10,607 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 09:55:10,607 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 09:55:10,608 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 09:55:10,608 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-15 09:55:10,608 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 09:55:10,608 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 09:55:10,609 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-15 09:55:10,614 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 09:55:10,614 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-15 09:55:10,614 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-15 09:55:10,616 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 09:55:10,616 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-15 09:55:10,616 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 09:55:10,616 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 09:55:10,619 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 09:55:10,619 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 09:55:10,619 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 09:55:10,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 09:55:10,620 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 09:55:10,620 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-15 09:55:10,620 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 09:55:10,620 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 09:55:10,620 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 09:55:10,624 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-15 09:55:10,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 09:55:10,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 09:55:10,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 09:55:10,785 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 09:55:10,788 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 09:55:10,789 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex4.01_false-no-overflow.c [2018-11-15 09:55:10,932 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffdd1f5e0/a24ef7ea26bd4e7c9f4ee5df2b50afe5/FLAGa863ceac3 [2018-11-15 09:55:12,003 INFO L298 CDTParser]: Found 1 translation units. [2018-11-15 09:55:12,006 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex4.01_false-no-overflow.c [2018-11-15 09:55:12,025 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffdd1f5e0/a24ef7ea26bd4e7c9f4ee5df2b50afe5/FLAGa863ceac3 [2018-11-15 09:55:12,058 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffdd1f5e0/a24ef7ea26bd4e7c9f4ee5df2b50afe5 [2018-11-15 09:55:12,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 09:55:12,088 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 09:55:12,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 09:55:12,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 09:55:12,104 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 09:55:12,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:55:12" (1/1) ... [2018-11-15 09:55:12,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60255d83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12, skipping insertion in model container [2018-11-15 09:55:12,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:55:12" (1/1) ... [2018-11-15 09:55:12,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 09:55:12,193 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 09:55:12,680 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 09:55:12,686 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 09:55:12,732 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 09:55:12,761 INFO L195 MainTranslator]: Completed translation [2018-11-15 09:55:12,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12 WrapperNode [2018-11-15 09:55:12,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 09:55:12,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 09:55:12,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 09:55:12,764 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 09:55:12,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12" (1/1) ... [2018-11-15 09:55:12,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12" (1/1) ... [2018-11-15 09:55:12,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12" (1/1) ... [2018-11-15 09:55:12,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12" (1/1) ... [2018-11-15 09:55:12,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12" (1/1) ... [2018-11-15 09:55:12,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12" (1/1) ... [2018-11-15 09:55:12,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12" (1/1) ... [2018-11-15 09:55:12,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 09:55:12,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 09:55:12,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 09:55:12,822 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 09:55:12,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:55:12" (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 [2018-11-15 09:55:13,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 09:55:13,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 09:55:13,056 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 09:55:13,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-15 09:55:13,058 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 09:55:13,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 09:55:13,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 09:55:14,660 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 09:55:14,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:55:14 BoogieIcfgContainer [2018-11-15 09:55:14,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 09:55:14,665 INFO L168 Benchmark]: Toolchain (without parser) took 2581.61 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -36.1 MB). Peak memory consumption was 34.4 MB. Max. memory is 3.9 GB. [2018-11-15 09:55:14,675 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-15 09:55:14,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.61 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-15 09:55:14,680 INFO L168 Benchmark]: Boogie Preprocessor took 57.62 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-15 09:55:14,684 INFO L168 Benchmark]: RCFGBuilder took 1839.90 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -47.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 3.9 GB. [2018-11-15 09:55:14,699 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 0.20 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 669.61 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 57.62 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. * RCFGBuilder took 1839.90 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -47.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...