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-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-libowfat/dirname_true-termination.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-078a9b7 [2018-11-22 06:50:21,677 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 06:50:21,679 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 06:50:21,695 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 06:50:21,695 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 06:50:21,696 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 06:50:21,698 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 06:50:21,700 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 06:50:21,702 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 06:50:21,702 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 06:50:21,704 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 06:50:21,704 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 06:50:21,705 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 06:50:21,708 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 06:50:21,716 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 06:50:21,717 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 06:50:21,718 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 06:50:21,721 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 06:50:21,723 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 06:50:21,726 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 06:50:21,728 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 06:50:21,729 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 06:50:21,731 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 06:50:21,731 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 06:50:21,731 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 06:50:21,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 06:50:21,734 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 06:50:21,739 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 06:50:21,740 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 06:50:21,742 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 06:50:21,742 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 06:50:21,742 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 06:50:21,744 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 06:50:21,744 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 06:50:21,746 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 06:50:21,747 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 06:50:21,748 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 [2018-11-22 06:50:21,775 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 06:50:21,775 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 06:50:21,778 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 06:50:21,778 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 06:50:21,778 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 06:50:21,779 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-22 06:50:21,781 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-22 06:50:21,781 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-22 06:50:21,782 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-22 06:50:21,782 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-22 06:50:21,782 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-22 06:50:21,782 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 06:50:21,783 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-22 06:50:21,783 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 06:50:21,783 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 06:50:21,783 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-22 06:50:21,783 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-22 06:50:21,784 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-22 06:50:21,784 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 06:50:21,784 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-22 06:50:21,784 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 06:50:21,784 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-22 06:50:21,784 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 06:50:21,786 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 06:50:21,786 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-22 06:50:21,786 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 06:50:21,786 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 06:50:21,786 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-22 06:50:21,787 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-22 06:50:21,788 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-11-22 06:50:21,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 06:50:21,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 06:50:21,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 06:50:21,862 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 06:50:21,862 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 06:50:21,863 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-libowfat/dirname_true-termination.c.i [2018-11-22 06:50:21,927 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4372ac188/01453381f7ac452a8b813eacb91a782e/FLAG525ba7fb1 [2018-11-22 06:50:22,458 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 06:50:22,459 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-libowfat/dirname_true-termination.c.i [2018-11-22 06:50:22,472 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4372ac188/01453381f7ac452a8b813eacb91a782e/FLAG525ba7fb1 [2018-11-22 06:50:22,743 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4372ac188/01453381f7ac452a8b813eacb91a782e [2018-11-22 06:50:22,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 06:50:22,754 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-22 06:50:22,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 06:50:22,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 06:50:22,762 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 06:50:22,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 06:50:22" (1/1) ... [2018-11-22 06:50:22,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@776c4bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:22, skipping insertion in model container [2018-11-22 06:50:22,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 06:50:22" (1/1) ... [2018-11-22 06:50:22,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 06:50:22,839 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 06:50:23,238 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 06:50:23,253 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 06:50:23,316 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 06:50:23,376 INFO L195 MainTranslator]: Completed translation [2018-11-22 06:50:23,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23 WrapperNode [2018-11-22 06:50:23,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 06:50:23,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 06:50:23,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 06:50:23,378 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 06:50:23,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (1/1) ... [2018-11-22 06:50:23,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (1/1) ... [2018-11-22 06:50:23,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 06:50:23,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 06:50:23,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 06:50:23,533 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 06:50:23,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (1/1) ... [2018-11-22 06:50:23,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (1/1) ... [2018-11-22 06:50:23,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (1/1) ... [2018-11-22 06:50:23,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (1/1) ... [2018-11-22 06:50:23,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (1/1) ... [2018-11-22 06:50:23,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (1/1) ... [2018-11-22 06:50:23,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (1/1) ... [2018-11-22 06:50:23,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 06:50:23,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 06:50:23,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 06:50:23,574 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 06:50:23,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:50:23" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 06:50:23,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 06:50:23,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 06:50:23,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 06:50:23,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 06:50:23,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 06:50:23,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 06:50:24,682 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 06:50:24,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 06:50:24 BoogieIcfgContainer [2018-11-22 06:50:24,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 06:50:24,685 INFO L168 Benchmark]: Toolchain (without parser) took 1931.63 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -743.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 06:50:24,687 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 06:50:24,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.96 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-11-22 06:50:24,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.15 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -801.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2018-11-22 06:50:24,690 INFO L168 Benchmark]: Boogie Preprocessor took 40.23 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 06:50:24,690 INFO L168 Benchmark]: RCFGBuilder took 1109.58 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 37.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 7.1 GB. [2018-11-22 06:50:24,695 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 621.96 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 155.15 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -801.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.23 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1109.58 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 37.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...