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 0.1.23-52b0504 [2018-11-16 00:05:12,626 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 00:05:12,628 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 00:05:12,640 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 00:05:12,641 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 00:05:12,642 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 00:05:12,643 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 00:05:12,645 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 00:05:12,647 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 00:05:12,648 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 00:05:12,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 00:05:12,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 00:05:12,650 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 00:05:12,651 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 00:05:12,652 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 00:05:12,653 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 00:05:12,654 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 00:05:12,656 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 00:05:12,658 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 00:05:12,660 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 00:05:12,661 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 00:05:12,665 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 00:05:12,671 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-16 00:05:12,687 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-16 00:05:12,687 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-16 00:05:12,688 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-16 00:05:12,690 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-16 00:05:12,691 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 00:05:12,725 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 00:05:12,725 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 00:05:12,729 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-16 00:05:12,729 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-16 00:05:12,730 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 00:05:12,730 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 00:05:12,730 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 00:05:12,732 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 00:05:12,732 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-16 00:05:12,732 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 00:05:12,732 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 00:05:12,732 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-16 00:05:12,732 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 00:05:12,733 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-16 00:05:12,733 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-16 00:05:12,733 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 00:05:12,733 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-16 00:05:12,733 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 00:05:12,734 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 00:05:12,734 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 00:05:12,734 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 00:05:12,734 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 00:05:12,734 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 00:05:12,735 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 00:05:12,735 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-16 00:05:12,735 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-16 00:05:12,735 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 00:05:12,735 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-16 00:05:12,735 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-16 00:05:12,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 00:05:12,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 00:05:12,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 00:05:12,807 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 00:05:12,807 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 00:05:12,808 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted/RecursiveNonterminating_false-no-overflow.c [2018-11-16 00:05:12,860 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6480ee5c7/b44ab3434cc34538977cdbe4a51bc354/FLAG515414bd5 [2018-11-16 00:05:13,346 INFO L304 CDTParser]: Found 1 translation units. [2018-11-16 00:05:13,347 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted/RecursiveNonterminating_false-no-overflow.c [2018-11-16 00:05:13,354 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6480ee5c7/b44ab3434cc34538977cdbe4a51bc354/FLAG515414bd5 [2018-11-16 00:05:13,690 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6480ee5c7/b44ab3434cc34538977cdbe4a51bc354 [2018-11-16 00:05:13,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 00:05:13,702 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-16 00:05:13,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 00:05:13,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 00:05:13,708 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 00:05:13,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:05:13" (1/1) ... [2018-11-16 00:05:13,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f3debb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:13, skipping insertion in model container [2018-11-16 00:05:13,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:05:13" (1/1) ... [2018-11-16 00:05:13,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 00:05:13,745 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 00:05:13,987 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 00:05:13,992 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 00:05:14,011 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 00:05:14,029 INFO L195 MainTranslator]: Completed translation [2018-11-16 00:05:14,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:14 WrapperNode [2018-11-16 00:05:14,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 00:05:14,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 00:05:14,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 00:05:14,031 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 00:05:14,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:14" (1/1) ... [2018-11-16 00:05:14,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:14" (1/1) ... [2018-11-16 00:05:14,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:14" (1/1) ... [2018-11-16 00:05:14,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:14" (1/1) ... [2018-11-16 00:05:14,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:14" (1/1) ... [2018-11-16 00:05:14,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:14" (1/1) ... [2018-11-16 00:05:14,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:14" (1/1) ... [2018-11-16 00:05:14,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 00:05:14,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-16 00:05:14,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-16 00:05:14,065 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-16 00:05:14,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:14" (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 00:05:14,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-16 00:05:14,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-16 00:05:14,222 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2018-11-16 00:05:14,222 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-16 00:05:14,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-16 00:05:14,223 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2018-11-16 00:05:14,223 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-16 00:05:14,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-16 00:05:14,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-16 00:05:14,742 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-16 00:05:14,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:05:14 BoogieIcfgContainer [2018-11-16 00:05:14,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-16 00:05:14,745 INFO L168 Benchmark]: Toolchain (without parser) took 1043.73 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 710.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -748.1 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. [2018-11-16 00:05:14,747 INFO L168 Benchmark]: CDTParser took 0.16 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 00:05:14,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.44 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 00:05:14,749 INFO L168 Benchmark]: Boogie Preprocessor took 34.24 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 00:05:14,750 INFO L168 Benchmark]: RCFGBuilder took 678.30 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 710.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -758.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2018-11-16 00:05:14,755 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 0.16 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. * CACSL2BoogieTranslator took 326.44 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 34.24 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 678.30 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 710.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -758.7 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...