./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-queue-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 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-queue-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 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:22:40,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:40,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:40,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:40,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:40,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:40,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:40,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:40,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:40,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:40,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:40,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:40,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:40,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:40,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:40,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:40,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:40,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:40,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:40,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:41,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:41,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:41,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:41,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:41,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:41,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:41,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:41,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:41,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:41,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:41,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:41,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:41,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:41,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:41,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:41,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:41,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:41,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:41,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:41,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:41,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:41,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:22:41,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:41,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:41,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:41,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:41,111 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:41,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:41,112 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:41,114 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:41,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:41,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:41,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:41,117 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:41,119 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:41,119 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:41,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:41,120 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:41,120 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:41,121 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:41,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:41,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:41,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:41,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:41,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:41,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:41,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:41,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:22:41,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:22:41,128 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 -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-27 11:22:41,740 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:41,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:41,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:41,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:41,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:41,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 11:22:41,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56031af53/45dc58c34cc340fba55dbebcc100cdb9/FLAGb649c9b51 [2019-11-27 11:22:43,148 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:43,150 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 11:22:43,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56031af53/45dc58c34cc340fba55dbebcc100cdb9/FLAGb649c9b51 [2019-11-27 11:22:43,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56031af53/45dc58c34cc340fba55dbebcc100cdb9 [2019-11-27 11:22:43,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:43,236 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:43,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:43,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:43,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:43,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3699732f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43, skipping insertion in model container [2019-11-27 11:22:43,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:43,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:44,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:44,220 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:44,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:44,481 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:44,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:44 WrapperNode [2019-11-27 11:22:44,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:44,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:44,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:44,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:44,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:44" (1/1) ... [2019-11-27 11:22:44,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:44" (1/1) ... [2019-11-27 11:22:44,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:44" (1/1) ... [2019-11-27 11:22:44,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:44" (1/1) ... [2019-11-27 11:22:44,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:44" (1/1) ... [2019-11-27 11:22:44,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:44" (1/1) ... [2019-11-27 11:22:44,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:44" (1/1) ... [2019-11-27 11:22:44,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:44,683 INFO L168 Benchmark]: Toolchain (without parser) took 1441.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.2 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:44,700 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 11:22:44,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1238.50 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 974.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:44,703 INFO L168 Benchmark]: Boogie Preprocessor took 189.41 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:44,710 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 1238.50 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 974.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.41 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 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 11:22:48,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:48,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:48,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:48,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:48,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:48,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:48,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:48,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:48,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:48,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:48,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:48,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:48,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:48,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:48,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:48,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:48,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:48,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:48,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:48,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:48,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:48,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:48,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:48,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:48,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:48,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:48,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:48,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:48,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:48,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:48,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:48,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:48,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:48,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:48,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:48,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:48,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:48,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:48,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:48,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:48,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:22:48,817 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:48,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:48,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:48,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:48,824 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:48,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:48,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:48,828 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:48,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:48,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:48,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:48,830 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:48,830 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:48,832 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:48,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:48,833 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:48,833 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:22:48,834 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:22:48,837 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:48,837 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:48,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:48,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:48,838 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:48,838 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:48,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:48,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:48,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:48,840 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:22:48,842 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:22:48,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:22:48,844 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 -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-27 11:22:49,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:49,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:49,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:49,428 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:49,429 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:49,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 11:22:49,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c763cb7e8/f0eac55f0f0249d892a3cafe16c158ff/FLAG6dddfc5a3 [2019-11-27 11:22:50,780 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:50,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 11:22:50,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c763cb7e8/f0eac55f0f0249d892a3cafe16c158ff/FLAG6dddfc5a3 [2019-11-27 11:22:50,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c763cb7e8/f0eac55f0f0249d892a3cafe16c158ff [2019-11-27 11:22:50,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:50,892 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:50,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:50,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:50,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:50,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:50" (1/1) ... [2019-11-27 11:22:50,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc5c18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:50, skipping insertion in model container [2019-11-27 11:22:50,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:50" (1/1) ... [2019-11-27 11:22:50,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:51,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:51,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:51,943 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:52,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:52,209 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:52,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52 WrapperNode [2019-11-27 11:22:52,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:52,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:52,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:52,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:52,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:52" (1/1) ... [2019-11-27 11:22:52,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:52,442 INFO L168 Benchmark]: Toolchain (without parser) took 1549.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:52,443 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:52,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1304.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:52,451 INFO L168 Benchmark]: Boogie Preprocessor took 225.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:52,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1304.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 225.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...