./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-examples/sanfoundry_24-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-examples/sanfoundry_24-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60637c5ad56a99a4238bc71413e34ac520268816 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-examples/sanfoundry_24-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60637c5ad56a99a4238bc71413e34ac520268816 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:20:49,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:49,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:49,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:49,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:49,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:49,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:49,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:49,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:49,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:49,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:49,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:49,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:49,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:49,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:49,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:49,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:49,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:49,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:49,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:49,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:49,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:49,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:49,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:49,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:49,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:49,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:49,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:49,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:49,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:49,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:49,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:49,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:49,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:49,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:49,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:49,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:49,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:49,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:49,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:49,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:49,823 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:20:49,863 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:49,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:49,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:49,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:49,871 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:49,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:49,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:49,873 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:49,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:49,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:49,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:49,879 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:49,879 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:49,880 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:49,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:49,880 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:49,881 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:49,881 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:49,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:49,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:49,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:49,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:49,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:49,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:49,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:49,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:20:49,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:20:49,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60637c5ad56a99a4238bc71413e34ac520268816 [2019-11-27 11:20:50,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:50,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:50,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:50,539 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:50,542 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:50,543 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-27 11:20:50,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eee75a4cf/7c0df85d3f894d1cb51f2e674b65502a/FLAG51f5c434c [2019-11-27 11:20:51,548 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:51,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-27 11:20:51,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eee75a4cf/7c0df85d3f894d1cb51f2e674b65502a/FLAG51f5c434c [2019-11-27 11:20:51,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eee75a4cf/7c0df85d3f894d1cb51f2e674b65502a [2019-11-27 11:20:51,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:51,609 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:51,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:51,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:51,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:51,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:51" (1/1) ... [2019-11-27 11:20:51,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:51, skipping insertion in model container [2019-11-27 11:20:51,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:51" (1/1) ... [2019-11-27 11:20:51,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:51,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:52,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:52,128 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:52,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:52,309 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:52,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:52 WrapperNode [2019-11-27 11:20:52,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:52,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:52,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:52,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:52,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:52" (1/1) ... [2019-11-27 11:20:52,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:52" (1/1) ... [2019-11-27 11:20:52,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:52" (1/1) ... [2019-11-27 11:20:52,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:52" (1/1) ... [2019-11-27 11:20:52,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:52" (1/1) ... [2019-11-27 11:20:52,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:52" (1/1) ... [2019-11-27 11:20:52,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:52" (1/1) ... [2019-11-27 11:20:52,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:52,417 INFO L168 Benchmark]: Toolchain (without parser) took 793.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:52,422 INFO L168 Benchmark]: CDTParser took 1.04 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:52,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:52,428 INFO L168 Benchmark]: Boogie Preprocessor took 84.88 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:52,439 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 693.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.88 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:20:56,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:56,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:56,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:56,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:56,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:56,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:56,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:56,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:56,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:56,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:56,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:56,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:56,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:56,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:56,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:56,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:56,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:56,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:56,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:56,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:56,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:56,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:56,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:56,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:56,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:56,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:56,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:56,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:56,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:56,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:56,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:56,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:56,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:56,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:56,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:56,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:56,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:56,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:56,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:56,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:56,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:20:56,405 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:56,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:56,411 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:56,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:56,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:56,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:56,414 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:56,414 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:56,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:56,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:56,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:56,418 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:56,418 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:56,419 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:56,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:56,421 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:56,421 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:20:56,422 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:20:56,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:56,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:56,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:56,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:56,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:56,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:56,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:56,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:56,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:56,427 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:20:56,429 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:20:56,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:20:56,431 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60637c5ad56a99a4238bc71413e34ac520268816 [2019-11-27 11:20:56,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:57,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:57,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:57,031 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:57,031 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:57,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-27 11:20:57,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a60dbbc32/d47d3548cf3a4239b1c161bebaada6c2/FLAG00a3f7e6a [2019-11-27 11:20:58,215 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:58,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-27 11:20:58,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a60dbbc32/d47d3548cf3a4239b1c161bebaada6c2/FLAG00a3f7e6a [2019-11-27 11:20:58,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a60dbbc32/d47d3548cf3a4239b1c161bebaada6c2 [2019-11-27 11:20:58,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:58,364 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:58,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:58,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:58,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:58,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:58" (1/1) ... [2019-11-27 11:20:58,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f39a4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:58, skipping insertion in model container [2019-11-27 11:20:58,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:58" (1/1) ... [2019-11-27 11:20:58,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:58,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:58,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:58,893 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:58,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:59,009 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:59,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:59 WrapperNode [2019-11-27 11:20:59,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:59,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:59,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:59,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:59,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:59" (1/1) ... [2019-11-27 11:20:59,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:59" (1/1) ... [2019-11-27 11:20:59,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:59" (1/1) ... [2019-11-27 11:20:59,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:59" (1/1) ... [2019-11-27 11:20:59,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:59" (1/1) ... [2019-11-27 11:20:59,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:59" (1/1) ... [2019-11-27 11:20:59,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:59" (1/1) ... [2019-11-27 11:20:59,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:59,236 INFO L168 Benchmark]: Toolchain (without parser) took 874.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 991.2 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:59,238 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:59,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.53 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:59,243 INFO L168 Benchmark]: Boogie Preprocessor took 208.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.2 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:59,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 644.53 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.2 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...