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/RecursiveNonterminating_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f44ebda [2018-11-21 16:17:15,580 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-21 16:17:15,582 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-21 16:17:15,598 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-21 16:17:15,599 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-21 16:17:15,600 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-21 16:17:15,602 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-21 16:17:15,604 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-21 16:17:15,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-21 16:17:15,607 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-21 16:17:15,609 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-21 16:17:15,610 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-21 16:17:15,611 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-21 16:17:15,612 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-21 16:17:15,615 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-21 16:17:15,623 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-21 16:17:15,624 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-21 16:17:15,628 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-21 16:17:15,632 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-21 16:17:15,634 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-21 16:17:15,635 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-21 16:17:15,638 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-21 16:17:15,643 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-21 16:17:15,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-21 16:17:15,652 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-21 16:17:15,654 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-21 16:17:15,655 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-21 16:17:15,656 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 [2018-11-21 16:17:15,686 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-21 16:17:15,686 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-21 16:17:15,687 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-21 16:17:15,688 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-21 16:17:15,689 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-21 16:17:15,689 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-21 16:17:15,690 INFO L133 SettingsManager]: * Use SBE=true [2018-11-21 16:17:15,693 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-21 16:17:15,693 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-21 16:17:15,693 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-21 16:17:15,693 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-21 16:17:15,693 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-21 16:17:15,694 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-21 16:17:15,694 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-21 16:17:15,694 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-21 16:17:15,694 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-21 16:17:15,694 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-21 16:17:15,695 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-21 16:17:15,695 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-21 16:17:15,695 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-21 16:17:15,695 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-21 16:17:15,695 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-21 16:17:15,697 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-21 16:17:15,697 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-21 16:17:15,697 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-21 16:17:15,697 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-21 16:17:15,698 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-21 16:17:15,698 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-21 16:17:15,698 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-21 16:17:15,698 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-21 16:17:15,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-21 16:17:15,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-21 16:17:15,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-21 16:17:15,796 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-21 16:17:15,797 INFO L276 PluginConnector]: CDTParser initialized [2018-11-21 16:17:15,798 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted/RecursiveNonterminating_false-no-overflow.c [2018-11-21 16:17:15,876 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e88d8e3b2/557c64e58f6e492787dee2a251db2a81/FLAG28e4c6724 [2018-11-21 16:17:16,320 INFO L307 CDTParser]: Found 1 translation units. [2018-11-21 16:17:16,321 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted/RecursiveNonterminating_false-no-overflow.c [2018-11-21 16:17:16,328 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e88d8e3b2/557c64e58f6e492787dee2a251db2a81/FLAG28e4c6724 [2018-11-21 16:17:16,724 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e88d8e3b2/557c64e58f6e492787dee2a251db2a81 [2018-11-21 16:17:16,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-21 16:17:16,735 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-21 16:17:16,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-21 16:17:16,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-21 16:17:16,741 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-21 16:17:16,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:17:16" (1/1) ... [2018-11-21 16:17:16,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359b16e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:16, skipping insertion in model container [2018-11-21 16:17:16,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:17:16" (1/1) ... [2018-11-21 16:17:16,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-21 16:17:16,775 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-21 16:17:16,967 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-21 16:17:16,972 INFO L191 MainTranslator]: Completed pre-run [2018-11-21 16:17:16,988 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-21 16:17:17,005 INFO L195 MainTranslator]: Completed translation [2018-11-21 16:17:17,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:17 WrapperNode [2018-11-21 16:17:17,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-21 16:17:17,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-21 16:17:17,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-21 16:17:17,007 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-21 16:17:17,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:17" (1/1) ... [2018-11-21 16:17:17,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:17" (1/1) ... [2018-11-21 16:17:17,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:17" (1/1) ... [2018-11-21 16:17:17,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:17" (1/1) ... [2018-11-21 16:17:17,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:17" (1/1) ... [2018-11-21 16:17:17,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:17" (1/1) ... [2018-11-21 16:17:17,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:17" (1/1) ... [2018-11-21 16:17:17,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-21 16:17:17,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-21 16:17:17,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-21 16:17:17,043 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-21 16:17:17,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:17" (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 [2018-11-21 16:17:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-21 16:17:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-21 16:17:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2018-11-21 16:17:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-21 16:17:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-21 16:17:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2018-11-21 16:17:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-21 16:17:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-21 16:17:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-21 16:17:17,709 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-21 16:17:17,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:17:17 BoogieIcfgContainer [2018-11-21 16:17:17,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-21 16:17:17,712 INFO L168 Benchmark]: Toolchain (without parser) took 978.28 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 746.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -774.3 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. [2018-11-21 16:17:17,715 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-21 16:17:17,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.61 ms. Allocated memory is still 1.6 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. [2018-11-21 16:17:17,717 INFO L168 Benchmark]: Boogie Preprocessor took 35.51 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-21 16:17:17,718 INFO L168 Benchmark]: RCFGBuilder took 667.24 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 746.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -784.9 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2018-11-21 16:17:17,722 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 0.32 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 270.61 ms. Allocated memory is still 1.6 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 35.51 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 667.24 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 746.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -784.9 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...