./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/list-properties/list-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) 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/list-properties/list-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6439b1baef116d71fdff38c675a38b8a29c42257 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-properties/list-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6439b1baef116d71fdff38c675a38b8a29c42257 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:24:39,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:39,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:39,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:39,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:39,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:39,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:39,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:39,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:39,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:39,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:39,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:39,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:39,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:39,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:39,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:39,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:39,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:39,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:39,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:39,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:39,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:39,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:39,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:39,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:39,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:39,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:39,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:39,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:39,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:39,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:39,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:39,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:39,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:39,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:39,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:39,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:39,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:39,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:39,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:39,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:39,888 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 11:24:39,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:39,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:39,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:39,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:39,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:39,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:39,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:39,936 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:39,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:39,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:39,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:39,939 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:39,941 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:39,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:39,942 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:39,942 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:39,942 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:39,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:39,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:39,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:39,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:39,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:39,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:39,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:39,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:39,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:39,949 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-memcleanup) ) 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 -> 6439b1baef116d71fdff38c675a38b8a29c42257 [2019-11-27 11:24:40,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:40,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:40,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:40,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:40,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:40,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/list-2.i [2019-11-27 11:24:40,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7b8e9d79/0c09e5d203174e09aa5e6bcaa365a462/FLAG041007ffa [2019-11-27 11:24:41,871 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:41,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/list-2.i [2019-11-27 11:24:41,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7b8e9d79/0c09e5d203174e09aa5e6bcaa365a462/FLAG041007ffa [2019-11-27 11:24:42,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7b8e9d79/0c09e5d203174e09aa5e6bcaa365a462 [2019-11-27 11:24:42,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:42,364 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:42,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:42,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:42,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:42,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:42" (1/1) ... [2019-11-27 11:24:42,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e3f9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:42, skipping insertion in model container [2019-11-27 11:24:42,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:42" (1/1) ... [2019-11-27 11:24:42,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:42,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:43,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:43,446 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:43,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:43,680 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:43,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:43 WrapperNode [2019-11-27 11:24:43,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:43,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:43,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:43,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:43,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:43" (1/1) ... [2019-11-27 11:24:43,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:43" (1/1) ... [2019-11-27 11:24:43,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:43" (1/1) ... [2019-11-27 11:24:43,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:43" (1/1) ... [2019-11-27 11:24:43,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:43" (1/1) ... [2019-11-27 11:24:43,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:43" (1/1) ... [2019-11-27 11:24:43,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:43" (1/1) ... [2019-11-27 11:24:43,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:43,859 INFO L168 Benchmark]: Toolchain (without parser) took 1491.57 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 978.1 MB in the end (delta: -16.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:43,872 INFO L168 Benchmark]: CDTParser took 0.47 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 11:24:43,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1316.37 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:43,879 INFO L168 Benchmark]: Boogie Preprocessor took 163.03 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:43,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1316.37 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.03 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 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 11:24:47,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:47,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:47,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:47,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:47,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:47,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:47,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:47,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:47,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:47,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:47,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:47,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:47,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:47,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:47,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:47,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:47,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:47,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:47,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:47,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:47,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:47,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:47,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:47,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:47,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:47,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:47,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:47,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:47,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:47,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:47,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:47,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:47,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:47,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:47,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:47,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:47,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:47,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:47,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:47,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:47,899 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 11:24:47,940 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:47,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:47,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:47,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:47,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:47,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:47,945 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:47,946 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:47,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:47,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:47,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:47,952 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:47,952 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:47,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:47,953 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:47,953 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:47,954 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:47,954 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:47,954 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:47,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:47,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:47,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:47,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:47,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:47,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:47,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:47,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:47,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:47,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:47,959 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-memcleanup) ) 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 -> 6439b1baef116d71fdff38c675a38b8a29c42257 [2019-11-27 11:24:48,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:48,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:48,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:48,539 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:48,539 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:48,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/list-2.i [2019-11-27 11:24:48,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e33ea26ed/2f82ebde7e724a418388c343f557d0c4/FLAGbf7750a18 [2019-11-27 11:24:49,841 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:49,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/list-2.i [2019-11-27 11:24:49,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e33ea26ed/2f82ebde7e724a418388c343f557d0c4/FLAGbf7750a18 [2019-11-27 11:24:50,329 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e33ea26ed/2f82ebde7e724a418388c343f557d0c4 [2019-11-27 11:24:50,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:50,345 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:50,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:50,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:50,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:50,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:50" (1/1) ... [2019-11-27 11:24:50,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e3f9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:50, skipping insertion in model container [2019-11-27 11:24:50,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:50" (1/1) ... [2019-11-27 11:24:50,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:50,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:51,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:51,434 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:51,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:51,689 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:51,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:51 WrapperNode [2019-11-27 11:24:51,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:51,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:51,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:51,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:51,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:51" (1/1) ... [2019-11-27 11:24:51,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:51" (1/1) ... [2019-11-27 11:24:51,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:51" (1/1) ... [2019-11-27 11:24:51,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:51" (1/1) ... [2019-11-27 11:24:51,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:51" (1/1) ... [2019-11-27 11:24:51,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:51" (1/1) ... [2019-11-27 11:24:51,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:51" (1/1) ... [2019-11-27 11:24:51,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:51,884 INFO L168 Benchmark]: Toolchain (without parser) took 1538.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:51,884 INFO L168 Benchmark]: CDTParser took 2.05 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:51,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1344.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:51,890 INFO L168 Benchmark]: Boogie Preprocessor took 180.24 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:51,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1344.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 180.24 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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...