java -ea -Xmx4000000000 -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-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/array-memsafety/rec_strlen-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5eb5db4-m [2018-10-15 23:13:01,977 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 23:13:01,979 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 23:13:02,015 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 23:13:02,015 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 23:13:02,018 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 23:13:02,019 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 23:13:02,026 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 23:13:02,030 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 23:13:02,031 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 23:13:02,042 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 23:13:02,042 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 23:13:02,044 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 23:13:02,058 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 23:13:02,059 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 23:13:02,060 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 23:13:02,061 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 23:13:02,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 23:13:02,075 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 23:13:02,083 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 23:13:02,084 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 23:13:02,090 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 23:13:02,098 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-15 23:13:02,098 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-15 23:13:02,099 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-15 23:13:02,103 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-15 23:13:02,104 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-15 23:13:02,106 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-15 23:13:02,107 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-15 23:13:02,116 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-15 23:13:02,116 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-15 23:13:02,117 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-15 23:13:02,117 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-15 23:13:02,118 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-15 23:13:02,123 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-15 23:13:02,124 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-15 23:13:02,125 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 [2018-10-15 23:13:02,171 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 23:13:02,172 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 23:13:02,174 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-15 23:13:02,174 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-15 23:13:02,178 INFO L133 SettingsManager]: * Use SBE=true [2018-10-15 23:13:02,178 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-15 23:13:02,179 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-15 23:13:02,179 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-15 23:13:02,179 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-15 23:13:02,179 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-15 23:13:02,179 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-15 23:13:02,182 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-15 23:13:02,182 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-15 23:13:02,182 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-15 23:13:02,182 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-15 23:13:02,185 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-15 23:13:02,185 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-15 23:13:02,185 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-15 23:13:02,186 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 23:13:02,186 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-15 23:13:02,186 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-15 23:13:02,186 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-15 23:13:02,186 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-15 23:13:02,187 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 23:13:02,187 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-15 23:13:02,187 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-15 23:13:02,187 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-15 23:13:02,187 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-15 23:13:02,188 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-15 23:13:02,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 23:13:02,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 23:13:02,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 23:13:02,373 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-15 23:13:02,373 INFO L276 PluginConnector]: CDTParser initialized [2018-10-15 23:13:02,374 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/rec_strlen-alloca_true-valid-memsafety_true-termination.i [2018-10-15 23:13:02,510 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/623d446f9/b57db898b0c241caa83f33a6e2c1d84f/FLAGc07845ed2 [2018-10-15 23:13:03,576 INFO L298 CDTParser]: Found 1 translation units. [2018-10-15 23:13:03,578 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/rec_strlen-alloca_true-valid-memsafety_true-termination.i [2018-10-15 23:13:03,596 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/623d446f9/b57db898b0c241caa83f33a6e2c1d84f/FLAGc07845ed2 [2018-10-15 23:13:03,620 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/623d446f9/b57db898b0c241caa83f33a6e2c1d84f [2018-10-15 23:13:03,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 23:13:03,645 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-15 23:13:03,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-15 23:13:03,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-15 23:13:03,659 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-15 23:13:03,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 11:13:03" (1/1) ... [2018-10-15 23:13:03,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@361e053e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:13:03, skipping insertion in model container [2018-10-15 23:13:03,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 11:13:03" (1/1) ... [2018-10-15 23:13:03,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-15 23:13:03,840 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-15 23:13:04,398 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 23:13:04,447 INFO L189 MainTranslator]: Completed pre-run [2018-10-15 23:13:04,508 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 23:13:04,570 INFO L193 MainTranslator]: Completed translation [2018-10-15 23:13:04,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:13:04 WrapperNode [2018-10-15 23:13:04,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-15 23:13:04,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-15 23:13:04,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-15 23:13:04,578 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-15 23:13:04,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:13:04" (1/1) ... [2018-10-15 23:13:04,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:13:04" (1/1) ... [2018-10-15 23:13:04,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:13:04" (1/1) ... [2018-10-15 23:13:04,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:13:04" (1/1) ... [2018-10-15 23:13:04,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:13:04" (1/1) ... [2018-10-15 23:13:04,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:13:04" (1/1) ... [2018-10-15 23:13:04,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:13:04" (1/1) ... [2018-10-15 23:13:04,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-15 23:13:04,700 INFO L168 Benchmark]: Toolchain (without parser) took 1057.49 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. [2018-10-15 23:13:04,706 INFO L168 Benchmark]: CDTParser took 0.25 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. [2018-10-15 23:13:04,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 930.86 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. [2018-10-15 23:13:04,708 INFO L168 Benchmark]: Boogie Preprocessor took 115.12 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. [2018-10-15 23:13:04,716 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 0.25 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 930.86 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 115.12 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...