./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 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-rb-cnstr_1-1.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 c7acae308721d0f16fed709193be74827b826330 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-rb-cnstr_1-1.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 c7acae308721d0f16fed709193be74827b826330 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:22:52,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:52,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:52,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:52,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:52,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:52,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:52,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:52,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:52,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:52,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:52,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:52,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:52,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:52,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:52,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:52,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:52,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:52,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:52,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:52,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:52,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:52,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:52,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:52,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:52,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:52,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:52,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:52,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:52,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:52,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:52,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:52,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:52,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:52,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:52,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:52,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:52,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:52,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:52,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:52,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:52,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:22:52,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:52,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:52,308 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:52,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:52,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:52,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:52,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:52,312 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:52,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:52,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:52,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:52,317 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:52,317 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:52,318 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:52,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:52,318 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:52,320 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:52,320 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:52,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:52,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:52,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:52,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:52,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:52,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:52,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:52,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:22:52,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:22:52,326 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 -> c7acae308721d0f16fed709193be74827b826330 [2019-11-24 22:22:52,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:53,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:53,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:53,012 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:53,013 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:53,014 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2019-11-24 22:22:53,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f48bece8/2c0dbdfb697e4cca9883ced9cb09c6ad/FLAGcee874e69 [2019-11-24 22:22:54,382 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:54,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2019-11-24 22:22:54,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f48bece8/2c0dbdfb697e4cca9883ced9cb09c6ad/FLAGcee874e69 [2019-11-24 22:22:54,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f48bece8/2c0dbdfb697e4cca9883ced9cb09c6ad [2019-11-24 22:22:54,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:54,477 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:54,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:54,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:54,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:54,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54, skipping insertion in model container [2019-11-24 22:22:54,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:54,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:22:55,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:55,518 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:22:55,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:55,769 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:22:55,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:55 WrapperNode [2019-11-24 22:22:55,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:55,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:22:55,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:22:55,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:22:55,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:55" (1/1) ... [2019-11-24 22:22:55,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:55" (1/1) ... [2019-11-24 22:22:55,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:55" (1/1) ... [2019-11-24 22:22:55,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:55" (1/1) ... [2019-11-24 22:22:55,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:55" (1/1) ... [2019-11-24 22:22:55,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:55" (1/1) ... [2019-11-24 22:22:55,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:55" (1/1) ... [2019-11-24 22:22:55,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:22:55,981 INFO L168 Benchmark]: Toolchain (without parser) took 1488.44 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. [2019-11-24 22:22:55,986 INFO L168 Benchmark]: CDTParser took 3.27 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. [2019-11-24 22:22:55,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1294.73 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 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:22:55,992 INFO L168 Benchmark]: Boogie Preprocessor took 188.54 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. [2019-11-24 22:22:56,004 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.27 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 1294.73 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 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.54 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 0.1.24-32f2683 [2019-11-24 22:22:59,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:59,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:59,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:59,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:59,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:59,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:59,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:00,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:00,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:00,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:00,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:00,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:00,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:00,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:00,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:00,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:00,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:00,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:00,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:00,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:00,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:00,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:00,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:00,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:00,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:00,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:00,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:00,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:00,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:00,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:00,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:00,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:00,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:00,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:00,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:00,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:00,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:00,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:00,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:00,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:00,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:00,171 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:00,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:00,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:00,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:00,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:00,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:00,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:00,183 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:00,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:00,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:00,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:00,185 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:00,186 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:00,188 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:00,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:00,189 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:00,189 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:00,190 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:00,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:00,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:00,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:00,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:00,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:00,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:00,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:00,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:00,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:00,196 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:00,198 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:00,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:00,200 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 -> c7acae308721d0f16fed709193be74827b826330 [2019-11-24 22:23:00,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:00,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:00,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:00,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:00,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:00,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2019-11-24 22:23:01,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b3ffed8/f2377e55a04e409a82a7fa13256accd3/FLAG766c973ad [2019-11-24 22:23:02,143 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:02,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2019-11-24 22:23:02,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b3ffed8/f2377e55a04e409a82a7fa13256accd3/FLAG766c973ad [2019-11-24 22:23:02,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b3ffed8/f2377e55a04e409a82a7fa13256accd3 [2019-11-24 22:23:02,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:02,272 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:02,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:02,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:02,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:02,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:02" (1/1) ... [2019-11-24 22:23:02,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:02, skipping insertion in model container [2019-11-24 22:23:02,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:02" (1/1) ... [2019-11-24 22:23:02,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:02,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:03,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:03,368 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:03,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:03,616 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:03,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:03 WrapperNode [2019-11-24 22:23:03,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:03,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:03,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:03,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:03,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:03" (1/1) ... [2019-11-24 22:23:03,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:03" (1/1) ... [2019-11-24 22:23:03,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:03" (1/1) ... [2019-11-24 22:23:03,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:03" (1/1) ... [2019-11-24 22:23:03,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:03" (1/1) ... [2019-11-24 22:23:03,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:03" (1/1) ... [2019-11-24 22:23:03,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:03" (1/1) ... [2019-11-24 22:23:03,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:03,833 INFO L168 Benchmark]: Toolchain (without parser) took 1550.62 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 968.4 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:03,834 INFO L168 Benchmark]: CDTParser took 2.81 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. [2019-11-24 22:23:03,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1331.70 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:03,837 INFO L168 Benchmark]: Boogie Preprocessor took 201.05 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:03,843 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 1331.70 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.05 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 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...