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-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/termination-crafted/NestedRecursion_1b_true-no-overflow_true-termination_true-valid-memsafety.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-217129f [2018-11-24 02:24:12,866 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-24 02:24:12,868 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-24 02:24:12,881 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-24 02:24:12,881 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-24 02:24:12,882 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-24 02:24:12,884 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-24 02:24:12,886 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-24 02:24:12,888 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-24 02:24:12,889 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-24 02:24:12,890 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-24 02:24:12,890 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-24 02:24:12,891 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-24 02:24:12,892 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-24 02:24:12,893 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-24 02:24:12,894 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-24 02:24:12,895 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-24 02:24:12,897 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-24 02:24:12,899 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-24 02:24:12,901 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-24 02:24:12,902 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-24 02:24:12,904 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-24 02:24:12,907 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-24 02:24:12,907 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-24 02:24:12,907 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-24 02:24:12,908 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-24 02:24:12,910 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-24 02:24:12,910 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-24 02:24:12,915 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-24 02:24:12,916 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-24 02:24:12,916 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-24 02:24:12,917 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-24 02:24:12,917 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-24 02:24:12,917 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-24 02:24:12,919 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-24 02:24:12,919 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-24 02:24:12,920 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-24 02:24:12,935 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-24 02:24:12,936 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-24 02:24:12,936 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-24 02:24:12,937 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-24 02:24:12,937 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-24 02:24:12,938 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-24 02:24:12,938 INFO L133 SettingsManager]: * Use SBE=true [2018-11-24 02:24:12,938 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-24 02:24:12,938 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-24 02:24:12,938 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-24 02:24:12,939 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-24 02:24:12,939 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-24 02:24:12,939 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-24 02:24:12,939 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-24 02:24:12,939 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-24 02:24:12,940 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-24 02:24:12,940 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-24 02:24:12,940 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-24 02:24:12,940 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-24 02:24:12,940 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-24 02:24:12,941 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-24 02:24:12,941 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-24 02:24:12,941 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-24 02:24:12,941 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-24 02:24:12,942 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-24 02:24:12,942 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-24 02:24:12,942 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-24 02:24:12,942 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-24 02:24:12,942 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-24 02:24:12,943 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-24 02:24:12,943 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-24 02:24:12,943 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-24 02:24:12,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-24 02:24:13,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-24 02:24:13,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-24 02:24:13,007 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-24 02:24:13,008 INFO L276 PluginConnector]: CDTParser initialized [2018-11-24 02:24:13,009 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted/NestedRecursion_1b_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-24 02:24:13,068 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/069676c15/f123af48adf94b5b9c60124495c65da0/FLAG39301b671 [2018-11-24 02:24:13,540 INFO L307 CDTParser]: Found 1 translation units. [2018-11-24 02:24:13,541 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted/NestedRecursion_1b_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-24 02:24:13,547 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/069676c15/f123af48adf94b5b9c60124495c65da0/FLAG39301b671 [2018-11-24 02:24:13,909 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/069676c15/f123af48adf94b5b9c60124495c65da0 [2018-11-24 02:24:13,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-24 02:24:13,920 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-24 02:24:13,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-24 02:24:13,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-24 02:24:13,925 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-24 02:24:13,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:24:13" (1/1) ... [2018-11-24 02:24:13,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2087886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:13, skipping insertion in model container [2018-11-24 02:24:13,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:24:13" (1/1) ... [2018-11-24 02:24:13,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-24 02:24:13,963 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-24 02:24:14,221 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-24 02:24:14,229 INFO L191 MainTranslator]: Completed pre-run [2018-11-24 02:24:14,253 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-24 02:24:14,273 INFO L195 MainTranslator]: Completed translation [2018-11-24 02:24:14,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14 WrapperNode [2018-11-24 02:24:14,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-24 02:24:14,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-24 02:24:14,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-24 02:24:14,275 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-24 02:24:14,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (1/1) ... [2018-11-24 02:24:14,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (1/1) ... [2018-11-24 02:24:14,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-24 02:24:14,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-24 02:24:14,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-24 02:24:14,298 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-24 02:24:14,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (1/1) ... [2018-11-24 02:24:14,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (1/1) ... [2018-11-24 02:24:14,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (1/1) ... [2018-11-24 02:24:14,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (1/1) ... [2018-11-24 02:24:14,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (1/1) ... [2018-11-24 02:24:14,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (1/1) ... [2018-11-24 02:24:14,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (1/1) ... [2018-11-24 02:24:14,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-24 02:24:14,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-24 02:24:14,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-24 02:24:14,330 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-24 02:24:14,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:24:14" (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 [2018-11-24 02:24:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-24 02:24:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-24 02:24:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure rec1 [2018-11-24 02:24:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure rec1 [2018-11-24 02:24:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure rec2 [2018-11-24 02:24:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure rec2 [2018-11-24 02:24:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-24 02:24:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-24 02:24:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-24 02:24:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-24 02:24:14,970 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-24 02:24:14,970 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-24 02:24:14,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:24:14 BoogieIcfgContainer [2018-11-24 02:24:14,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-24 02:24:14,974 INFO L168 Benchmark]: Toolchain (without parser) took 1055.04 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -763.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2018-11-24 02:24:14,976 INFO L168 Benchmark]: CDTParser took 0.24 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. [2018-11-24 02:24:14,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 353.18 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. [2018-11-24 02:24:14,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.39 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. [2018-11-24 02:24:14,980 INFO L168 Benchmark]: Boogie Preprocessor took 30.88 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. [2018-11-24 02:24:14,980 INFO L168 Benchmark]: RCFGBuilder took 641.95 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -774.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2018-11-24 02:24:14,985 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 0.24 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. * CACSL2BoogieTranslator took 353.18 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 23.39 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 30.88 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 641.95 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -774.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...