java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./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-Ex2.18_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3d9d321 [2018-11-26 20:16:45,431 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 20:16:45,436 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 20:16:45,473 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 20:16:45,474 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 20:16:45,475 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 20:16:45,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 20:16:45,484 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 20:16:45,490 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 20:16:45,501 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 20:16:45,502 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 20:16:45,509 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 20:16:45,510 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 20:16:45,511 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 20:16:45,516 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 20:16:45,517 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 20:16:45,518 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 20:16:45,530 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 20:16:45,535 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 20:16:45,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 20:16:45,544 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 20:16:45,548 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 20:16:45,556 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 20:16:45,556 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 20:16:45,556 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 20:16:45,558 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 20:16:45,565 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 20:16:45,566 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 20:16:45,567 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 20:16:45,571 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 20:16:45,572 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 20:16:45,573 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 20:16:45,573 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 20:16:45,573 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 20:16:45,580 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 20:16:45,581 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 20:16:45,582 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 [2018-11-26 20:16:45,630 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 20:16:45,630 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 20:16:45,635 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 20:16:45,636 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 20:16:45,639 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 20:16:45,639 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 20:16:45,639 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 20:16:45,641 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 20:16:45,641 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 20:16:45,641 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 20:16:45,642 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 20:16:45,642 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-26 20:16:45,642 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 20:16:45,642 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-26 20:16:45,642 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-26 20:16:45,645 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 20:16:45,645 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 20:16:45,645 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-26 20:16:45,645 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 20:16:45,645 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 20:16:45,646 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 20:16:45,646 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 20:16:45,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 20:16:45,646 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 20:16:45,646 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 20:16:45,650 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-26 20:16:45,650 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 20:16:45,650 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 20:16:45,650 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 20:16:45,651 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-26 20:16:45,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 20:16:45,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 20:16:45,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 20:16:45,786 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 20:16:45,790 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 20:16:45,791 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.18_false-no-overflow.c [2018-11-26 20:16:45,936 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb0b1c6e9/b7d084c36a3d4d6e9e460ba0954a14e3/FLAG1ded582c8 [2018-11-26 20:16:46,867 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 20:16:46,868 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.18_false-no-overflow.c [2018-11-26 20:16:46,881 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb0b1c6e9/b7d084c36a3d4d6e9e460ba0954a14e3/FLAG1ded582c8 [2018-11-26 20:16:47,058 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb0b1c6e9/b7d084c36a3d4d6e9e460ba0954a14e3 [2018-11-26 20:16:47,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 20:16:47,070 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 20:16:47,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 20:16:47,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 20:16:47,080 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 20:16:47,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 08:16:47" (1/1) ... [2018-11-26 20:16:47,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a9118e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:47, skipping insertion in model container [2018-11-26 20:16:47,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 08:16:47" (1/1) ... [2018-11-26 20:16:47,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 20:16:47,137 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 20:16:47,553 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 20:16:47,567 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 20:16:47,614 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 20:16:47,650 INFO L195 MainTranslator]: Completed translation [2018-11-26 20:16:47,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:47 WrapperNode [2018-11-26 20:16:47,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 20:16:47,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 20:16:47,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 20:16:47,657 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 20:16:47,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:47" (1/1) ... [2018-11-26 20:16:47,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:47" (1/1) ... [2018-11-26 20:16:47,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:47" (1/1) ... [2018-11-26 20:16:47,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:47" (1/1) ... [2018-11-26 20:16:47,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:47" (1/1) ... [2018-11-26 20:16:47,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:47" (1/1) ... [2018-11-26 20:16:47,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:47" (1/1) ... [2018-11-26 20:16:47,737 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 20:16:47,749 INFO L168 Benchmark]: Toolchain (without parser) took 680.17 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. [2018-11-26 20:16:47,755 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. [2018-11-26 20:16:47,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.74 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. [2018-11-26 20:16:47,760 INFO L168 Benchmark]: Boogie Preprocessor took 84.68 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. [2018-11-26 20:16:47,771 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 581.74 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 84.68 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...