./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/960521-1_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext-properties/960521-1_1-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eb7eb63578fa102ef7ac00d7bef40ee74bd144d9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eb7eb63578fa102ef7ac00d7bef40ee74bd144d9 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:21:22,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:22,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:22,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:22,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:22,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:22,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:22,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:22,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:22,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:22,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:22,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:22,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:22,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:22,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:22,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:22,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:22,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:22,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:22,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:22,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:22,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:22,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:22,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:22,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:22,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:22,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:22,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:22,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:22,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:22,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:22,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:22,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:22,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:22,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:22,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:22,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:22,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:22,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:22,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:22,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:22,828 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:21:22,870 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:22,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:22,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:22,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:22,880 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:22,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:22,881 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:22,881 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:22,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:22,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:22,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:22,885 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:22,886 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:22,886 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:22,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:22,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:22,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:22,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:22,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:22,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:22,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:22,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:22,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:22,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:22,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:22,895 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:21:22,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:21:22,895 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 -> eb7eb63578fa102ef7ac00d7bef40ee74bd144d9 [2019-11-27 11:21:23,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:23,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:23,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:23,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:23,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:23,550 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-2.i [2019-11-27 11:21:23,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a97e569f5/6e84655b346a48b2b35d0e481379a705/FLAG13c9e53e7 [2019-11-27 11:21:24,894 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:24,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-2.i [2019-11-27 11:21:24,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a97e569f5/6e84655b346a48b2b35d0e481379a705/FLAG13c9e53e7 [2019-11-27 11:21:25,024 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a97e569f5/6e84655b346a48b2b35d0e481379a705 [2019-11-27 11:21:25,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:25,041 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:25,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:25,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:25,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:25,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:25" (1/1) ... [2019-11-27 11:21:25,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f409c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:25, skipping insertion in model container [2019-11-27 11:21:25,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:25" (1/1) ... [2019-11-27 11:21:25,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:25,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:25,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:26,026 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:26,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:26,273 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:26,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:26 WrapperNode [2019-11-27 11:21:26,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:26,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:26,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:26,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:26,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:26" (1/1) ... [2019-11-27 11:21:26,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:26" (1/1) ... [2019-11-27 11:21:26,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:26" (1/1) ... [2019-11-27 11:21:26,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:26" (1/1) ... [2019-11-27 11:21:26,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:26" (1/1) ... [2019-11-27 11:21:26,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:26" (1/1) ... [2019-11-27 11:21:26,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:26" (1/1) ... [2019-11-27 11:21:26,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:26,450 INFO L168 Benchmark]: Toolchain (without parser) took 1400.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.2 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:26,460 INFO L168 Benchmark]: CDTParser took 0.76 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 11:21:26,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1234.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.2 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:26,468 INFO L168 Benchmark]: Boogie Preprocessor took 156.76 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. [2019-11-27 11:21:26,476 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1234.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.2 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.76 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-da95e15 [2019-11-27 11:21:30,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:30,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:30,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:30,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:30,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:30,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:30,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:30,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:30,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:30,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:30,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:30,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:30,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:30,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:30,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:30,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:30,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:30,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:30,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:30,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:30,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:30,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:30,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:30,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:30,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:30,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:30,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:30,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:30,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:30,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:30,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:30,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:30,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:30,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:30,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:30,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:30,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:30,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:30,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:30,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:30,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:21:30,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:30,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:30,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:30,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:30,679 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:30,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:30,680 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:30,680 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:30,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:30,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:30,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:30,684 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:30,684 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:30,685 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:30,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:30,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:30,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:21:30,687 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:21:30,687 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:30,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:30,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:30,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:30,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:30,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:30,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:30,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:30,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:30,693 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:21:30,696 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:21:30,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:21:30,698 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 -> eb7eb63578fa102ef7ac00d7bef40ee74bd144d9 [2019-11-27 11:21:31,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:31,392 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:31,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:31,403 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:31,405 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:31,407 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-2.i [2019-11-27 11:21:31,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/458659c90/bceff9936760467f9d2afa552bbf8c21/FLAGca99bbc5a [2019-11-27 11:21:32,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:32,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-2.i [2019-11-27 11:21:32,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/458659c90/bceff9936760467f9d2afa552bbf8c21/FLAGca99bbc5a [2019-11-27 11:21:33,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/458659c90/bceff9936760467f9d2afa552bbf8c21 [2019-11-27 11:21:33,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:33,146 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:33,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:33,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:33,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:33,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:33" (1/1) ... [2019-11-27 11:21:33,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab044f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:33, skipping insertion in model container [2019-11-27 11:21:33,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:33" (1/1) ... [2019-11-27 11:21:33,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:33,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:34,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:34,238 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:34,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:34,490 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:34,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:34 WrapperNode [2019-11-27 11:21:34,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:34,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:34,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:34,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:34,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:34" (1/1) ... [2019-11-27 11:21:34,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:34" (1/1) ... [2019-11-27 11:21:34,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:34" (1/1) ... [2019-11-27 11:21:34,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:34" (1/1) ... [2019-11-27 11:21:34,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:34" (1/1) ... [2019-11-27 11:21:34,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:34" (1/1) ... [2019-11-27 11:21:34,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:34" (1/1) ... [2019-11-27 11:21:34,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:34,705 INFO L168 Benchmark]: Toolchain (without parser) took 1551.16 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 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:34,706 INFO L168 Benchmark]: CDTParser took 5.57 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 11:21:34,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1346.11 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:34,714 INFO L168 Benchmark]: Boogie Preprocessor took 194.88 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:34,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 5.57 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 1346.11 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.88 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 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...