./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 65d6cd23 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 0.1.24-65d6cd2 [2019-11-26 00:25:26,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:26,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:26,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:26,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:26,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:26,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:26,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:26,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:26,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:26,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:26,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:26,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:26,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:26,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:26,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:26,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:26,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:26,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:26,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:26,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:26,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:26,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:26,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:26,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:26,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:26,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:26,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:26,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:26,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:26,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:26,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:26,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:26,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:26,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:26,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:26,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:26,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:26,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:26,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:26,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:26,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:26,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:26,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:26,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:26,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:26,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:26,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:26,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:26,947 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:26,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:26,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:26,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:26,949 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:26,950 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:26,950 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:26,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:26,953 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:26,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:26,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:26,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:26,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:26,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:26,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:26,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:26,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:26,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:26,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:26,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:26,960 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 [2019-11-26 00:25:27,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:27,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:27,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:27,516 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:27,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:27,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-26 00:25:27,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f41948ad/481c76ba370e49898db5ddb9ef9b532e/FLAG3f81f32ab [2019-11-26 00:25:28,747 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:28,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-26 00:25:28,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f41948ad/481c76ba370e49898db5ddb9ef9b532e/FLAG3f81f32ab [2019-11-26 00:25:28,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f41948ad/481c76ba370e49898db5ddb9ef9b532e [2019-11-26 00:25:28,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:28,815 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:28,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:28,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:28,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:28,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:28" (1/1) ... [2019-11-26 00:25:28,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673d4137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:28, skipping insertion in model container [2019-11-26 00:25:28,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:28" (1/1) ... [2019-11-26 00:25:28,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:28,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:29,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:29,348 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:29,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:29,510 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:29,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:29 WrapperNode [2019-11-26 00:25:29,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:29,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:29,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:29,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:29,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:29" (1/1) ... [2019-11-26 00:25:29,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:29" (1/1) ... [2019-11-26 00:25:29,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:29" (1/1) ... [2019-11-26 00:25:29,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:29" (1/1) ... [2019-11-26 00:25:29,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:29" (1/1) ... [2019-11-26 00:25:29,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:29" (1/1) ... [2019-11-26 00:25:29,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:29" (1/1) ... [2019-11-26 00:25:29,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:29,612 INFO L168 Benchmark]: Toolchain (without parser) took 796.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:29,615 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:29,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:29,629 INFO L168 Benchmark]: Boogie Preprocessor took 95.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:29,636 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 693.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. 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 0.1.24-65d6cd2 [2019-11-26 00:25:33,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:33,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:33,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:33,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:33,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:33,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:33,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:33,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:33,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:33,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:33,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:33,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:33,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:33,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:33,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:33,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:33,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:33,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:33,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:33,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:33,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:33,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:33,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:33,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:33,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:33,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:33,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:33,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:33,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:33,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:33,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:33,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:33,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:33,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:33,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:33,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:33,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:33,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:33,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:33,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:33,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:33,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:33,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:33,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:33,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:33,522 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:33,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:33,526 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:33,527 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:33,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:33,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:33,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:33,529 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:33,530 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:33,530 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:33,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:33,531 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:33,534 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:33,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:33,535 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:33,536 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:33,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:33,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:33,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:33,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:33,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:33,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:33,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:33,539 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:33,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:33,542 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:33,543 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 [2019-11-26 00:25:34,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:34,200 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:34,205 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:34,211 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:34,215 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:34,217 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-26 00:25:34,374 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d36aa5b3d/ce2fa5247be741f3a75dcd517098b79e/FLAG98ca7f036 [2019-11-26 00:25:35,412 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:35,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-26 00:25:35,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d36aa5b3d/ce2fa5247be741f3a75dcd517098b79e/FLAG98ca7f036 [2019-11-26 00:25:35,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d36aa5b3d/ce2fa5247be741f3a75dcd517098b79e [2019-11-26 00:25:35,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:35,668 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:35,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:35,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:35,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:35,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:35" (1/1) ... [2019-11-26 00:25:35,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70bd52e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:35, skipping insertion in model container [2019-11-26 00:25:35,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:35" (1/1) ... [2019-11-26 00:25:35,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:35,763 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:36,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:36,177 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:36,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:36,371 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:36,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:36 WrapperNode [2019-11-26 00:25:36,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:36,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:36,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:36,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:36,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:36" (1/1) ... [2019-11-26 00:25:36,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:36" (1/1) ... [2019-11-26 00:25:36,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:36" (1/1) ... [2019-11-26 00:25:36,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:36" (1/1) ... [2019-11-26 00:25:36,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:36" (1/1) ... [2019-11-26 00:25:36,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:36" (1/1) ... [2019-11-26 00:25:36,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:36" (1/1) ... [2019-11-26 00:25:36,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:36,522 INFO L168 Benchmark]: Toolchain (without parser) took 856.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:36,527 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:36,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:36,534 INFO L168 Benchmark]: Boogie Preprocessor took 142.30 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:36,546 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 699.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 142.30 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...