java -ea -Xmx2000000000 -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.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call1_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-cb2f9b4 [2018-09-12 13:59:25,586 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-12 13:59:25,590 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-12 13:59:25,629 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-12 13:59:25,630 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-12 13:59:25,633 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-12 13:59:25,635 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-12 13:59:25,640 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-12 13:59:25,647 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-12 13:59:25,651 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-12 13:59:25,653 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-12 13:59:25,653 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-12 13:59:25,657 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-12 13:59:25,668 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-12 13:59:25,670 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-12 13:59:25,677 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-12 13:59:25,679 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-12 13:59:25,688 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-12 13:59:25,695 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-12 13:59:25,700 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-12 13:59:25,705 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-12 13:59:25,709 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-12 13:59:25,712 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-12 13:59:25,719 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-12 13:59:25,719 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-12 13:59:25,724 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-12 13:59:25,725 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-12 13:59:25,726 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-12 13:59:25,727 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-12 13:59:25,732 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-12 13:59:25,732 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-12 13:59:25,738 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-12 13:59:25,738 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-12 13:59:25,738 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-12 13:59:25,739 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-12 13:59:25,740 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-12 13:59:25,744 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf [2018-09-12 13:59:25,793 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-12 13:59:25,799 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-12 13:59:25,800 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-12 13:59:25,800 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-12 13:59:25,807 INFO L133 SettingsManager]: * Use SBE=true [2018-09-12 13:59:25,807 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-09-12 13:59:25,807 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-09-12 13:59:25,807 INFO L133 SettingsManager]: * Use old map elimination=false [2018-09-12 13:59:25,808 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-09-12 13:59:25,808 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-09-12 13:59:25,808 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-09-12 13:59:25,808 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-12 13:59:25,808 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-12 13:59:25,809 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-12 13:59:25,809 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-12 13:59:25,809 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-09-12 13:59:25,809 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-09-12 13:59:25,813 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-09-12 13:59:25,814 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-12 13:59:25,814 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-09-12 13:59:25,814 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-09-12 13:59:25,814 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-12 13:59:25,815 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-12 13:59:25,815 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-09-12 13:59:25,815 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-12 13:59:25,815 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-12 13:59:25,815 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-09-12 13:59:25,820 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-09-12 13:59:25,820 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-09-12 13:59:25,938 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-12 13:59:25,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-12 13:59:25,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-12 13:59:25,984 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-12 13:59:25,985 INFO L276 PluginConnector]: CDTParser initialized [2018-09-12 13:59:25,986 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call1_true-termination.i [2018-09-12 13:59:26,560 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26c9e38e/221a8a40f8af4ec086ed4253b1f5cc5c/FLAGc2e122ad2 [2018-09-12 13:59:27,023 INFO L277 CDTParser]: Found 1 translation units. [2018-09-12 13:59:27,024 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call1_true-termination.i [2018-09-12 13:59:27,042 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26c9e38e/221a8a40f8af4ec086ed4253b1f5cc5c/FLAGc2e122ad2 [2018-09-12 13:59:27,089 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26c9e38e/221a8a40f8af4ec086ed4253b1f5cc5c [2018-09-12 13:59:27,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-12 13:59:27,124 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-12 13:59:27,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-12 13:59:27,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-12 13:59:27,145 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-12 13:59:27,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 01:59:27" (1/1) ... [2018-09-12 13:59:27,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20ab7ef4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:59:27, skipping insertion in model container [2018-09-12 13:59:27,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 01:59:27" (1/1) ... [2018-09-12 13:59:27,581 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-12 13:59:27,686 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 13:59:27,735 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-12 13:59:27,750 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 13:59:27,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:59:27 WrapperNode [2018-09-12 13:59:27,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-12 13:59:27,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-12 13:59:27,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-12 13:59:27,797 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-12 13:59:27,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:59:27" (1/1) ... [2018-09-12 13:59:27,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:59:27" (1/1) ... [2018-09-12 13:59:27,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:59:27" (1/1) ... [2018-09-12 13:59:27,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:59:27" (1/1) ... [2018-09-12 13:59:27,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:59:27" (1/1) ... [2018-09-12 13:59:27,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:59:27" (1/1) ... [2018-09-12 13:59:27,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:59:27" (1/1) ... [2018-09-12 13:59:27,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-12 13:59:27,894 INFO L168 Benchmark]: Toolchain (without parser) took 776.15 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-12 13:59:27,901 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-12 13:59:27,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.68 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-12 13:59:27,907 INFO L168 Benchmark]: Boogie Preprocessor took 91.02 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-12 13:59:27,915 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 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 666.68 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 91.02 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...