./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-reverse_simple.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/forester-heap/sll-reverse_simple.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 acdd122f5068e78adf2c5d9843dc58624176c7bc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/forester-heap/sll-reverse_simple.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 acdd122f5068e78adf2c5d9843dc58624176c7bc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 11:22:44,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:44,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:44,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:44,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:44,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:44,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:44,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:44,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:44,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:44,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:44,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:44,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:44,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:44,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:44,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:44,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:44,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:44,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:44,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:44,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:44,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:44,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:44,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:44,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:44,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:44,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:44,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:44,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:44,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:44,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:44,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:44,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:44,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:44,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:44,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:44,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:44,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:44,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:44,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:44,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:44,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:22:44,648 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:44,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:44,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:44,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:44,653 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:44,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:44,653 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:44,654 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:44,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:44,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:44,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:44,656 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:44,657 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:44,657 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:44,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:44,657 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:44,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:44,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:44,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:44,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:44,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:44,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:44,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:44,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:44,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:44,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:22:44,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:22:44,661 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 -> acdd122f5068e78adf2c5d9843dc58624176c7bc [2019-11-27 11:22:45,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:45,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:45,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:45,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:45,120 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:45,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-27 11:22:45,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1ada88f0/fab1cddbbf5b4504be9ef3c419f036ba/FLAG05a50eb0c [2019-11-27 11:22:46,056 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:46,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-27 11:22:46,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1ada88f0/fab1cddbbf5b4504be9ef3c419f036ba/FLAG05a50eb0c [2019-11-27 11:22:46,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1ada88f0/fab1cddbbf5b4504be9ef3c419f036ba [2019-11-27 11:22:46,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:46,243 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:46,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:46,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:46,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:46,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:46" (1/1) ... [2019-11-27 11:22:46,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553315ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:46, skipping insertion in model container [2019-11-27 11:22:46,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:46" (1/1) ... [2019-11-27 11:22:46,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:46,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:46,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:46,960 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:47,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:47,126 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:47,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:47 WrapperNode [2019-11-27 11:22:47,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:47,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:47,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:47,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:47,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:47" (1/1) ... [2019-11-27 11:22:47,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:47" (1/1) ... [2019-11-27 11:22:47,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:47" (1/1) ... [2019-11-27 11:22:47,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:47" (1/1) ... [2019-11-27 11:22:47,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:47" (1/1) ... [2019-11-27 11:22:47,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:47" (1/1) ... [2019-11-27 11:22:47,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:47" (1/1) ... [2019-11-27 11:22:47,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:47,259 INFO L168 Benchmark]: Toolchain (without parser) took 1010.11 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:47,261 INFO L168 Benchmark]: CDTParser took 0.53 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. [2019-11-27 11:22:47,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 883.42 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:47,275 INFO L168 Benchmark]: Boogie Preprocessor took 122.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:47,277 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 883.42 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 122.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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-da95e15 [2019-11-27 11:22:49,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:49,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:49,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:49,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:49,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:50,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:50,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:50,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:50,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:50,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:50,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:50,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:50,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:50,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:50,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:50,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:50,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:50,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:50,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:50,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:50,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:50,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:50,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:50,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:50,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:50,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:50,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:50,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:50,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:50,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:50,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:50,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:50,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:50,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:50,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:50,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:50,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:50,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:50,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:50,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:50,089 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:22:50,132 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:50,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:50,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:50,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:50,135 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:50,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:50,137 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:50,137 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:50,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:50,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:50,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:50,139 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:50,139 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:50,139 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:50,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:50,142 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:50,142 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:22:50,142 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:22:50,142 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:50,143 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:50,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:50,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:50,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:50,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:50,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:50,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:50,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:50,145 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:22:50,145 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:22:50,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:22:50,149 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 -> acdd122f5068e78adf2c5d9843dc58624176c7bc [2019-11-27 11:22:50,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:50,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:50,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:50,612 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:50,613 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:50,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-27 11:22:50,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3ea9147/899bebe098744a1a9cb533bd26a7e468/FLAG6c5b4fa01 [2019-11-27 11:22:51,559 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:51,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-27 11:22:51,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3ea9147/899bebe098744a1a9cb533bd26a7e468/FLAG6c5b4fa01 [2019-11-27 11:22:51,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3ea9147/899bebe098744a1a9cb533bd26a7e468 [2019-11-27 11:22:51,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:51,756 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:51,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:51,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:51,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:51,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51, skipping insertion in model container [2019-11-27 11:22:51,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:51,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:52,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:52,570 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:52,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:52,761 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:52,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52 WrapperNode [2019-11-27 11:22:52,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:52,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:52,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:52,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:52,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:52,915 INFO L168 Benchmark]: Toolchain (without parser) took 1155.57 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:52,915 INFO L168 Benchmark]: CDTParser took 1.80 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. [2019-11-27 11:22:52,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 993.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:52,927 INFO L168 Benchmark]: Boogie Preprocessor took 145.91 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:52,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 993.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.91 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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...