./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 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-queue-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-queue-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:22:50,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:50,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:50,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:50,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:51,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:51,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:51,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:51,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:51,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:51,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:51,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:51,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:51,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:51,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:51,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:51,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:51,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:51,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:51,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:51,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:51,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:51,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:51,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:51,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:51,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:51,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:51,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:51,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:51,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:51,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:51,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:51,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:51,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:51,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:51,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:51,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:51,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:51,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:51,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:51,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:51,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:22:51,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:51,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:51,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:51,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:51,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:51,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:51,204 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:51,204 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:51,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:51,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:51,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:51,206 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:51,207 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:51,207 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:51,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:51,208 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:51,208 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:51,211 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:51,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:51,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:51,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:51,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:51,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:51,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:51,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:51,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:22:51,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:22:51,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-24 22:22:51,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:51,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:51,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:51,820 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:51,824 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:51,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-24 22:22:51,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55c3e0661/44849ce5132f4d77ba5e1f0cb8bbbb3e/FLAG3bd072100 [2019-11-24 22:22:53,210 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:53,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-24 22:22:53,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55c3e0661/44849ce5132f4d77ba5e1f0cb8bbbb3e/FLAG3bd072100 [2019-11-24 22:22:53,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55c3e0661/44849ce5132f4d77ba5e1f0cb8bbbb3e [2019-11-24 22:22:53,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:53,312 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:53,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:53,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:53,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:53,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42a9a379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53, skipping insertion in model container [2019-11-24 22:22:53,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:53,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:22:54,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:54,448 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:22:54,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:54,731 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:22:54,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54 WrapperNode [2019-11-24 22:22:54,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:54,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:22:54,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:22:54,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:22:54,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:54" (1/1) ... [2019-11-24 22:22:54,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:22:54,960 INFO L168 Benchmark]: Toolchain (without parser) took 1635.74 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 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:54,967 INFO L168 Benchmark]: CDTParser took 2.88 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 22:22:54,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1417.43 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:22:54,976 INFO L168 Benchmark]: Boogie Preprocessor took 210.35 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:54,982 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.88 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 1417.43 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.35 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 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 22:22:58,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:58,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:58,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:58,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:58,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:58,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:58,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:58,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:58,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:58,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:58,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:58,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:58,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:58,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:58,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:58,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:58,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:58,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:58,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:59,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:59,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:59,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:59,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:59,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:59,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:59,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:59,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:59,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:59,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:59,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:59,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:59,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:59,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:59,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:59,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:59,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:59,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:59,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:59,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:59,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:59,055 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:22:59,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:59,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:59,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:59,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:59,107 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:59,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:59,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:59,108 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:59,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:59,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:59,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:59,111 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:59,113 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:59,113 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:59,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:59,115 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:59,115 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:22:59,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:22:59,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:59,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:59,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:59,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:59,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:59,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:59,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:59,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:59,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:59,124 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:22:59,124 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:22:59,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:22:59,126 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-24 22:22:59,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:59,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:59,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:59,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:59,779 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:59,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-24 22:22:59,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4902dabd8/c53a0b8496f1497a9cb5569bcf759f18/FLAG54a4b5915 [2019-11-24 22:23:01,187 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:01,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-24 22:23:01,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4902dabd8/c53a0b8496f1497a9cb5569bcf759f18/FLAG54a4b5915 [2019-11-24 22:23:01,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4902dabd8/c53a0b8496f1497a9cb5569bcf759f18 [2019-11-24 22:23:01,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:01,281 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:01,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:01,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:01,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:01,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,306 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 24.11 10:23:01, skipping insertion in model container [2019-11-24 22:23:01,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:01,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:02,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:02,440 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:02,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:02,729 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:02,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:02 WrapperNode [2019-11-24 22:23:02,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:02,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:02,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:02,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:02,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:02" (1/1) ... [2019-11-24 22:23:02,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:02" (1/1) ... [2019-11-24 22:23:02,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:02" (1/1) ... [2019-11-24 22:23:02,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:02" (1/1) ... [2019-11-24 22:23:02,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:02" (1/1) ... [2019-11-24 22:23:02,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:02" (1/1) ... [2019-11-24 22:23:02,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:02" (1/1) ... [2019-11-24 22:23:02,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:02,970 INFO L168 Benchmark]: Toolchain (without parser) took 1681.47 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 968.4 MB in the end (delta: -1.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:02,972 INFO L168 Benchmark]: CDTParser took 1.03 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 22:23:02,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1449.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:02,980 INFO L168 Benchmark]: Boogie Preprocessor took 223.84 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 22:23:02,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03 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 1449.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 223.84 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...