./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 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/list-ext_flag_1.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 431427bfbd418e866d910984d83b762315f68500 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/list-ext_flag_1.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 431427bfbd418e866d910984d83b762315f68500 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:43:49,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:49,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:49,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:49,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:49,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:49,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:49,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:49,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:49,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:49,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:49,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:49,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:49,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:49,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:49,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:49,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:49,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:49,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:49,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:49,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:49,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:49,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:49,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:49,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:49,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:49,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:49,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:49,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:49,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:49,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:49,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:49,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:49,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:49,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:49,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:49,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:49,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:49,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:49,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:49,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:49,643 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:49,685 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:49,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:49,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:49,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:49,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:49,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:49,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:49,695 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:49,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:49,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:49,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:49,700 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:49,701 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:49,701 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:49,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:49,702 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:49,702 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:49,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:49,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:49,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:49,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:49,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:49,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:49,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:49,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:49,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:49,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:49,709 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 -> 431427bfbd418e866d910984d83b762315f68500 [2019-11-27 17:43:50,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:50,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:50,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:50,343 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:50,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:50,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i [2019-11-27 17:43:50,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eac704a7/c143c8b653744334b51465010e828e14/FLAGa88c749b6 [2019-11-27 17:43:51,758 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:51,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i [2019-11-27 17:43:51,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eac704a7/c143c8b653744334b51465010e828e14/FLAGa88c749b6 [2019-11-27 17:43:51,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eac704a7/c143c8b653744334b51465010e828e14 [2019-11-27 17:43:51,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:51,853 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:51,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:51,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:51,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:51,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8eb7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51, skipping insertion in model container [2019-11-27 17:43:51,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:51,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:52,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:52,896 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:53,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:53,120 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:53,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:53 WrapperNode [2019-11-27 17:43:53,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:53,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:53,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:53,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:53,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:53" (1/1) ... [2019-11-27 17:43:53,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:53" (1/1) ... [2019-11-27 17:43:53,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:53" (1/1) ... [2019-11-27 17:43:53,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:53" (1/1) ... [2019-11-27 17:43:53,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:53" (1/1) ... [2019-11-27 17:43:53,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:53" (1/1) ... [2019-11-27 17:43:53,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:53" (1/1) ... [2019-11-27 17:43:53,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:53,307 INFO L168 Benchmark]: Toolchain (without parser) took 1447.12 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 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:53,308 INFO L168 Benchmark]: CDTParser took 1.95 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 17:43:53,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1267.87 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:53,314 INFO L168 Benchmark]: Boogie Preprocessor took 172.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:53,321 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.95 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 1267.87 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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 0.1.24-509859d [2019-11-27 17:43:57,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:57,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:57,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:57,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:57,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:57,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:57,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:57,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:57,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:57,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:57,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:57,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:57,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:57,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:57,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:57,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:57,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:57,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:57,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:57,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:57,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:57,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:57,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:57,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:57,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:57,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:57,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:57,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:57,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:57,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:57,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:57,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:57,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:57,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:57,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:57,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:57,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:57,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:57,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:57,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:57,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:57,460 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:57,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:57,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:57,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:57,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:57,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:57,471 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:57,471 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:57,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:57,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:57,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:57,474 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:57,476 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:57,476 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:57,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:57,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:57,477 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:57,478 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:57,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:57,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:57,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:57,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:57,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:57,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:57,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:57,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:57,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:57,484 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:57,485 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:57,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:57,486 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 -> 431427bfbd418e866d910984d83b762315f68500 [2019-11-27 17:43:58,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:58,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:58,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:58,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:58,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:58,152 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i [2019-11-27 17:43:58,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b89091e0/2f3ebe226b0d48b1b8f59d5fe453b575/FLAG895321e6a [2019-11-27 17:43:59,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:59,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext_flag_1.i [2019-11-27 17:43:59,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b89091e0/2f3ebe226b0d48b1b8f59d5fe453b575/FLAG895321e6a [2019-11-27 17:43:59,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b89091e0/2f3ebe226b0d48b1b8f59d5fe453b575 [2019-11-27 17:43:59,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:59,607 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:59,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:59,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:59,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:59,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553315ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59, skipping insertion in model container [2019-11-27 17:43:59,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:59,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:44:00,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:00,686 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:44:00,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:00,923 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:44:00,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00 WrapperNode [2019-11-27 17:44:00,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:00,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:44:00,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:44:00,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:44:00,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:00,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:01,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:01,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:01,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:01,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:01,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:01,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:44:01,142 INFO L168 Benchmark]: Toolchain (without parser) took 1527.70 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:44:01,143 INFO L168 Benchmark]: CDTParser took 0.40 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 17:44:01,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.18 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:44:01,153 INFO L168 Benchmark]: Boogie Preprocessor took 204.66 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:44:01,160 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1312.18 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.66 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...