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-recursive-malloc/rec_strlen_malloc_true-termination.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4ad093a [2018-11-26 02:36:40,655 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 02:36:40,657 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 02:36:40,667 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 02:36:40,668 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 02:36:40,669 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 02:36:40,670 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 02:36:40,672 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 02:36:40,674 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 02:36:40,674 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 02:36:40,677 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 02:36:40,678 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 02:36:40,678 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 02:36:40,679 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 02:36:40,684 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 02:36:40,685 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 02:36:40,686 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 02:36:40,694 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 02:36:40,696 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 02:36:40,700 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 02:36:40,701 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 02:36:40,702 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 02:36:40,704 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 02:36:40,704 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 02:36:40,707 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 02:36:40,707 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 02:36:40,708 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 02:36:40,709 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 02:36:40,710 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 02:36:40,711 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 02:36:40,711 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 02:36:40,712 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 02:36:40,712 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 02:36:40,712 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 02:36:40,713 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 02:36:40,714 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 02:36:40,714 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 [2018-11-26 02:36:40,739 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 02:36:40,739 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 02:36:40,741 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 02:36:40,741 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 02:36:40,741 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 02:36:40,742 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-26 02:36:40,742 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-26 02:36:40,743 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-26 02:36:40,743 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-26 02:36:40,743 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-26 02:36:40,743 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-26 02:36:40,744 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 02:36:40,744 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 02:36:40,744 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 02:36:40,744 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 02:36:40,744 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-26 02:36:40,745 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-26 02:36:40,746 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-26 02:36:40,746 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 02:36:40,746 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-26 02:36:40,746 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 02:36:40,746 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-26 02:36:40,747 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 02:36:40,747 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 02:36:40,747 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-26 02:36:40,747 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 02:36:40,747 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 02:36:40,748 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-26 02:36:40,749 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-26 02:36:40,749 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-11-26 02:36:40,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 02:36:40,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 02:36:40,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 02:36:40,826 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 02:36:40,827 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 02:36:40,827 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-recursive-malloc/rec_strlen_malloc_true-termination.c.i [2018-11-26 02:36:40,881 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970e58928/f408d2bb71224e02a55f4fad9dc95ce7/FLAGcd16bbc1b [2018-11-26 02:36:41,313 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 02:36:41,314 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-recursive-malloc/rec_strlen_malloc_true-termination.c.i [2018-11-26 02:36:41,320 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970e58928/f408d2bb71224e02a55f4fad9dc95ce7/FLAGcd16bbc1b [2018-11-26 02:36:41,679 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970e58928/f408d2bb71224e02a55f4fad9dc95ce7 [2018-11-26 02:36:41,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 02:36:41,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-26 02:36:41,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 02:36:41,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 02:36:41,693 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 02:36:41,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:41,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7098ea53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41, skipping insertion in model container [2018-11-26 02:36:41,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:41,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 02:36:41,729 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 02:36:41,945 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 02:36:41,959 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 02:36:41,979 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 02:36:41,998 INFO L195 MainTranslator]: Completed translation [2018-11-26 02:36:41,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41 WrapperNode [2018-11-26 02:36:41,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 02:36:41,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-26 02:36:42,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-26 02:36:42,000 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-26 02:36:42,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:42,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:42,039 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-26 02:36:42,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 02:36:42,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 02:36:42,040 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 02:36:42,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:42,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:42,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:42,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:42,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:42,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:42,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (1/1) ... [2018-11-26 02:36:42,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 02:36:42,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-26 02:36:42,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-26 02:36:42,063 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-26 02:36:42,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:41" (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 [2018-11-26 02:36:42,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-26 02:36:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-26 02:36:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-26 02:36:42,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-26 02:36:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-26 02:36:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure rec_cstrlen [2018-11-26 02:36:42,199 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_cstrlen [2018-11-26 02:36:42,640 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-26 02:36:42,640 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-26 02:36:42,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:36:42 BoogieIcfgContainer [2018-11-26 02:36:42,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-26 02:36:42,643 INFO L168 Benchmark]: Toolchain (without parser) took 955.16 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.7 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 25.5 MB. Max. memory is 7.1 GB. [2018-11-26 02:36:42,645 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. [2018-11-26 02:36:42,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.45 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. [2018-11-26 02:36:42,648 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.70 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. [2018-11-26 02:36:42,649 INFO L168 Benchmark]: Boogie Preprocessor took 22.87 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. [2018-11-26 02:36:42,649 INFO L168 Benchmark]: RCFGBuilder took 578.75 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.7 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 14.9 MB. Max. memory is 7.1 GB. [2018-11-26 02:36:42,655 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 309.45 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 Procedure Inliner took 39.70 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. * Boogie Preprocessor took 22.87 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 578.75 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.7 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 14.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...