./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/960521-1_1-3.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/list-ext-properties/960521-1_1-3.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 1ea2dc862d4e5ac3143824817093a58b58ef1480 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-ext-properties/960521-1_1-3.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 1ea2dc862d4e5ac3143824817093a58b58ef1480 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:25:59,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:59,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:59,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:59,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:59,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:59,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:59,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:59,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:59,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:59,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:59,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:59,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:59,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:59,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:59,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:59,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:59,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:59,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:59,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:59,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:59,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:59,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:59,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:59,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:59,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:59,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:59,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:59,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:59,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:59,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:59,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:59,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:59,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:59,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:59,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:59,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:59,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:59,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:59,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:59,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:59,628 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:59,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:59,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:59,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:59,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:59,672 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:59,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:59,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:59,674 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:59,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:59,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:59,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:59,679 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:59,679 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:59,680 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:59,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:59,680 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:59,681 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:59,684 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:59,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:59,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:59,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:59,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:59,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:59,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:59,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:59,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:59,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:59,689 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 -> 1ea2dc862d4e5ac3143824817093a58b58ef1480 [2019-11-26 00:26:00,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:00,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:00,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:00,265 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:00,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:00,268 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-3.i [2019-11-26 00:26:00,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/081b92feb/68ef54281efe4b998e89ecdcdadbe3a3/FLAG67645f114 [2019-11-26 00:26:01,662 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:01,663 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-3.i [2019-11-26 00:26:01,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/081b92feb/68ef54281efe4b998e89ecdcdadbe3a3/FLAG67645f114 [2019-11-26 00:26:01,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/081b92feb/68ef54281efe4b998e89ecdcdadbe3a3 [2019-11-26 00:26:01,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:01,755 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:01,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:01,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:01,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:01,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:01" (1/1) ... [2019-11-26 00:26:01,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0207cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:01, skipping insertion in model container [2019-11-26 00:26:01,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:01" (1/1) ... [2019-11-26 00:26:01,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:01,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:02,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:02,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:02,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:03,004 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:03,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03 WrapperNode [2019-11-26 00:26:03,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:03,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:03,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:03,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:03,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:03,184 INFO L168 Benchmark]: Toolchain (without parser) took 1423.46 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 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:03,186 INFO L168 Benchmark]: CDTParser took 0.76 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 00:26:03,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1241.75 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:03,208 INFO L168 Benchmark]: Boogie Preprocessor took 165.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:03,212 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 1241.75 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 165.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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 00:26:07,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:07,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:07,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:07,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:07,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:07,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:07,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:07,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:07,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:07,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:07,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:07,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:07,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:07,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:07,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:07,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:07,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:07,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:07,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:07,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:07,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:07,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:07,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:07,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:07,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:07,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:07,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:07,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:07,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:07,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:07,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:07,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:07,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:07,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:07,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:07,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:07,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:07,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:07,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:07,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:07,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:26:07,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:07,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:07,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:07,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:07,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:07,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:07,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:07,328 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:07,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:07,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:07,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:07,332 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:07,332 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:07,334 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:07,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:07,335 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:07,335 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:26:07,335 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:26:07,337 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:07,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:07,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:07,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:07,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:07,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:07,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:07,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:07,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:07,341 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:26:07,342 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:26:07,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:26:07,345 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 -> 1ea2dc862d4e5ac3143824817093a58b58ef1480 [2019-11-26 00:26:07,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:07,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:07,780 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:07,781 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:07,782 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:07,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-3.i [2019-11-26 00:26:07,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7be839083/805eb04a161041e4aecb7e41f5d36c0d/FLAG60468d222 [2019-11-26 00:26:09,084 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:09,085 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-3.i [2019-11-26 00:26:09,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7be839083/805eb04a161041e4aecb7e41f5d36c0d/FLAG60468d222 [2019-11-26 00:26:09,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7be839083/805eb04a161041e4aecb7e41f5d36c0d [2019-11-26 00:26:09,610 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:09,614 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:09,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:09,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:09,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:09,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363b519b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:09, skipping insertion in model container [2019-11-26 00:26:09,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:09,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:10,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:10,676 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:10,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:10,915 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:10,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10 WrapperNode [2019-11-26 00:26:10,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:10,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:10,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:10,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:10,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:11,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:11,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:11,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:11,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:11,100 INFO L168 Benchmark]: Toolchain (without parser) took 1480.13 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 979.7 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:11,101 INFO L168 Benchmark]: CDTParser took 0.31 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 00:26:11,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1301.36 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:11,106 INFO L168 Benchmark]: Boogie Preprocessor took 171.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:11,117 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1301.36 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 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...