./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/forester-heap/sll-queue-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) 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-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e5083763cd1026dac92f37bc5a05779baf01a71b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e5083763cd1026dac92f37bc5a05779baf01a71b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:24:34,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:34,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:35,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:35,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:35,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:35,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:35,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:35,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:35,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:35,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:35,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:35,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:35,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:35,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:35,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:35,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:35,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:35,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:35,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:35,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:35,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:35,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:35,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:35,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:35,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:35,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:35,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:35,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:35,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:35,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:35,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:35,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:35,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:35,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:35,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:35,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:35,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:35,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:35,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:35,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:35,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 11:24:35,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:35,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:35,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:35,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:35,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:35,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:35,196 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:35,196 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:35,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:35,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:35,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:35,198 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:35,199 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:35,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:35,200 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:35,200 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:35,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:35,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:35,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:35,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:35,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:35,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:35,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:35,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:35,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:35,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:35,206 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-memcleanup) ) 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 -> e5083763cd1026dac92f37bc5a05779baf01a71b [2019-11-27 11:24:35,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:35,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:35,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:35,783 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:35,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:35,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-2.i [2019-11-27 11:24:35,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f14204062/7c7745941045474ebcc161da684cdffd/FLAGbc40f9c9d [2019-11-27 11:24:37,191 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:37,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i [2019-11-27 11:24:37,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f14204062/7c7745941045474ebcc161da684cdffd/FLAGbc40f9c9d [2019-11-27 11:24:37,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f14204062/7c7745941045474ebcc161da684cdffd [2019-11-27 11:24:37,290 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:37,296 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:37,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:37,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:37,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:37,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:37" (1/1) ... [2019-11-27 11:24:37,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:37, skipping insertion in model container [2019-11-27 11:24:37,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:37" (1/1) ... [2019-11-27 11:24:37,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:37,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:38,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:38,413 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:38,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:38,681 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:38,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38 WrapperNode [2019-11-27 11:24:38,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:38,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:38,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:38,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:38,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:38,895 INFO L168 Benchmark]: Toolchain (without parser) took 1592.46 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 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:38,909 INFO L168 Benchmark]: CDTParser took 1.67 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 11:24:38,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1381.42 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:38,914 INFO L168 Benchmark]: Boogie Preprocessor took 198.56 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:38,926 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 1381.42 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.56 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 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 11:24:42,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:42,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:42,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:42,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:42,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:42,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:42,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:42,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:42,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:42,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:42,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:42,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:42,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:42,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:42,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:42,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:42,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:42,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:42,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:42,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:42,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:42,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:42,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:42,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:42,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:42,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:42,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:42,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:42,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:42,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:42,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:42,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:42,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:42,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:42,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:42,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:42,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:42,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:42,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:42,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:42,991 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 11:24:43,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:43,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:43,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:43,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:43,039 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:43,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:43,040 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:43,042 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:43,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:43,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:43,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:43,044 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:43,044 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:43,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:43,048 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:43,048 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:43,048 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:43,048 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:43,049 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:43,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:43,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:43,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:43,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:43,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:43,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:43,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:43,056 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:43,056 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:43,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:43,057 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-memcleanup) ) 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 -> e5083763cd1026dac92f37bc5a05779baf01a71b [2019-11-27 11:24:43,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:43,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:43,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:43,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:43,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:43,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-2.i [2019-11-27 11:24:43,778 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3164dcb3d/b51865dcb2984ddaba6538909363be3c/FLAGd601c511a [2019-11-27 11:24:44,959 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:44,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i [2019-11-27 11:24:45,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3164dcb3d/b51865dcb2984ddaba6538909363be3c/FLAGd601c511a [2019-11-27 11:24:45,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3164dcb3d/b51865dcb2984ddaba6538909363be3c [2019-11-27 11:24:45,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:45,079 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:45,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:45,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:45,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:45,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:45" (1/1) ... [2019-11-27 11:24:45,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef4d55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:45, skipping insertion in model container [2019-11-27 11:24:45,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:45" (1/1) ... [2019-11-27 11:24:45,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:45,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:46,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:46,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:46,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:46,446 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:46,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46 WrapperNode [2019-11-27 11:24:46,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:46,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:46,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:46,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:46,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:46,684 INFO L168 Benchmark]: Toolchain (without parser) took 1588.15 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 11:24:46,685 INFO L168 Benchmark]: CDTParser took 0.84 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 11:24:46,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1364.88 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 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 11:24:46,690 INFO L168 Benchmark]: Boogie Preprocessor took 210.65 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 11:24:46,699 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 1364.88 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 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 210.65 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...