./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-circular-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/forester-heap/sll-circular-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 811c06b4616c360d68e825b8fa9e0b4596e5faf8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-circular-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 811c06b4616c360d68e825b8fa9e0b4596e5faf8 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:45:05,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:05,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:05,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:05,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:05,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:05,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:05,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:05,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:05,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:05,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:05,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:05,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:05,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:05,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:06,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:06,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:06,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:06,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:06,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:06,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:06,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:06,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:06,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:06,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:06,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:06,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:06,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:06,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:06,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:06,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:06,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:06,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:06,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:06,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:06,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:06,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:06,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:06,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:06,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:06,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:06,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:45:06,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:06,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:06,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:06,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:06,135 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:06,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:06,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:06,136 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:06,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:06,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:06,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:06,140 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:06,143 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:06,143 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:06,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:06,144 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:06,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:06,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:06,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:06,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:06,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:06,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:06,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:06,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:06,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:06,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:45:06,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:45:06,153 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 -> 811c06b4616c360d68e825b8fa9e0b4596e5faf8 [2019-11-27 17:45:06,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:06,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:06,795 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:06,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:06,803 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:06,804 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-circular-1.i [2019-11-27 17:45:06,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2953f97b/e6d9f09702754e42a36368b2dbe31a18/FLAGa1b3cc15f [2019-11-27 17:45:08,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:08,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-circular-1.i [2019-11-27 17:45:08,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2953f97b/e6d9f09702754e42a36368b2dbe31a18/FLAGa1b3cc15f [2019-11-27 17:45:08,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2953f97b/e6d9f09702754e42a36368b2dbe31a18 [2019-11-27 17:45:08,290 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:08,296 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:08,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:08,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:08,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:08,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:08" (1/1) ... [2019-11-27 17:45:08,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab6e674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:08, skipping insertion in model container [2019-11-27 17:45:08,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:08" (1/1) ... [2019-11-27 17:45:08,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:08,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:09,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:09,354 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:09,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:09,577 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:09,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09 WrapperNode [2019-11-27 17:45:09,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:09,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:09,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:09,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:09,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:09,778 INFO L168 Benchmark]: Toolchain (without parser) took 1474.17 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:09,779 INFO L168 Benchmark]: CDTParser took 0.54 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 17:45:09,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1282.59 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:09,795 INFO L168 Benchmark]: Boogie Preprocessor took 185.82 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:09,804 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 1282.59 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.82 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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 17:45:13,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:13,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:13,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:13,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:13,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:13,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:13,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:13,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:13,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:13,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:13,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:13,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:13,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:13,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:13,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:13,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:13,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:13,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:13,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:13,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:13,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:13,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:13,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:13,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:13,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:13,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:13,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:13,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:13,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:13,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:13,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:13,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:13,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:13,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:13,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:13,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:13,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:13,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:13,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:13,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:13,888 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:45:13,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:13,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:13,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:13,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:13,937 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:13,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:13,939 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:13,939 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:13,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:13,940 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:13,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:13,944 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:13,944 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:13,945 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:13,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:13,946 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:13,946 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:45:13,946 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:45:13,949 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:13,949 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:13,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:13,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:13,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:13,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:13,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:13,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:13,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:13,955 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:45:13,955 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:45:13,955 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:45:13,957 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 -> 811c06b4616c360d68e825b8fa9e0b4596e5faf8 [2019-11-27 17:45:14,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:14,608 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:14,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:14,620 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:14,621 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:14,625 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-circular-1.i [2019-11-27 17:45:14,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fb0efe24/174a4973227d484bb21fafbbbebc270b/FLAG6692c01b1 [2019-11-27 17:45:16,003 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:16,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-circular-1.i [2019-11-27 17:45:16,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fb0efe24/174a4973227d484bb21fafbbbebc270b/FLAG6692c01b1 [2019-11-27 17:45:16,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fb0efe24/174a4973227d484bb21fafbbbebc270b [2019-11-27 17:45:16,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:16,105 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:16,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:16,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:16,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:16,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:16" (1/1) ... [2019-11-27 17:45:16,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2952a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:16, skipping insertion in model container [2019-11-27 17:45:16,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:16" (1/1) ... [2019-11-27 17:45:16,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:16,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:17,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:17,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:17,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:17,407 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:17,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17 WrapperNode [2019-11-27 17:45:17,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:17,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:17,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:17,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:17,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:17,626 INFO L168 Benchmark]: Toolchain (without parser) took 1518.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:17,627 INFO L168 Benchmark]: CDTParser took 0.48 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 17:45:17,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1303.56 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 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:17,632 INFO L168 Benchmark]: Boogie Preprocessor took 206.51 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:17,649 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1303.56 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 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.51 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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...