./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/cmp-freed-ptr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/memsafety/cmp-freed-ptr.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 3444bab46e3acd40907f623c997f9115bc97543a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/memsafety/cmp-freed-ptr.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 3444bab46e3acd40907f623c997f9115bc97543a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:29,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:29,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:29,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:29,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:29,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:29,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:29,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:29,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:29,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:29,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:29,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:29,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:29,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:29,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:29,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:29,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:29,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:29,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:29,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:29,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:29,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:29,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:29,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:29,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:29,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:29,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:29,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:29,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:29,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:29,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:29,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:29,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:29,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:29,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:29,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:29,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:29,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:29,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:29,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:29,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:29,265 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:29,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:29,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:29,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:29,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:29,314 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:29,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:29,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:29,316 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:29,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:29,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:29,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:29,321 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:29,321 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:29,322 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:29,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:29,322 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:29,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:29,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:29,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:29,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:29,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:29,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:29,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:29,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:29,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:29,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:29,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:29,332 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 -> 3444bab46e3acd40907f623c997f9115bc97543a [2019-11-26 00:25:29,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:29,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:29,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:30,000 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:30,000 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:30,002 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/cmp-freed-ptr.i [2019-11-26 00:25:30,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0c6afbc/e34ebfc224f94ddca84de78706f62d2e/FLAG983a6bcce [2019-11-26 00:25:31,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:31,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/cmp-freed-ptr.i [2019-11-26 00:25:31,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0c6afbc/e34ebfc224f94ddca84de78706f62d2e/FLAG983a6bcce [2019-11-26 00:25:31,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0c6afbc/e34ebfc224f94ddca84de78706f62d2e [2019-11-26 00:25:31,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:31,865 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:31,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:31,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:31,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:31,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363b519b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31, skipping insertion in model container [2019-11-26 00:25:31,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:32,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:32,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:32,868 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:32,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:33,061 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:33,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:33 WrapperNode [2019-11-26 00:25:33,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:33,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:33,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:33,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:33,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:33" (1/1) ... [2019-11-26 00:25:33,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:33" (1/1) ... [2019-11-26 00:25:33,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:33" (1/1) ... [2019-11-26 00:25:33,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:33" (1/1) ... [2019-11-26 00:25:33,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:33" (1/1) ... [2019-11-26 00:25:33,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:33" (1/1) ... [2019-11-26 00:25:33,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:33" (1/1) ... [2019-11-26 00:25:33,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:33,225 INFO L168 Benchmark]: Toolchain (without parser) took 1353.37 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 979.4 MB in the end (delta: -17.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:33,227 INFO L168 Benchmark]: CDTParser took 2.68 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. [2019-11-26 00:25:33,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1199.78 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 985.1 MB in the end (delta: -23.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:33,236 INFO L168 Benchmark]: Boogie Preprocessor took 145.56 ms. Allocated memory is still 1.0 GB. Free memory was 985.1 MB in the beginning and 979.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:33,247 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 1199.78 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 985.1 MB in the end (delta: -23.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.56 ms. Allocated memory is still 1.0 GB. Free memory was 985.1 MB in the beginning and 979.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:37,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:37,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:37,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:37,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:37,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:37,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:37,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:37,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:37,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:37,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:37,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:37,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:37,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:37,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:37,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:37,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:37,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:37,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:37,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:37,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:37,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:37,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:37,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:37,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:37,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:37,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:37,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:37,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:37,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:37,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:37,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:37,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:37,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:37,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:37,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:37,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:37,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:37,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:37,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:37,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:37,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:37,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:37,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:37,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:37,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:37,658 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:37,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:37,659 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:37,661 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:37,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:37,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:37,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:37,663 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:37,664 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:37,666 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:37,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:37,667 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:37,667 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:37,668 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:37,668 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:37,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:37,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:37,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:37,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:37,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:37,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:37,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:37,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:37,676 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:37,676 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:37,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:37,678 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 -> 3444bab46e3acd40907f623c997f9115bc97543a [2019-11-26 00:25:38,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:38,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:38,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:38,278 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:38,280 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:38,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/cmp-freed-ptr.i [2019-11-26 00:25:38,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfc61ba88/783f4b86ebe945da893d15c97ec35cd2/FLAG71d5f5b7c [2019-11-26 00:25:39,528 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:39,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/cmp-freed-ptr.i [2019-11-26 00:25:39,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfc61ba88/783f4b86ebe945da893d15c97ec35cd2/FLAG71d5f5b7c [2019-11-26 00:25:39,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfc61ba88/783f4b86ebe945da893d15c97ec35cd2 [2019-11-26 00:25:39,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:39,649 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:39,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:39,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:39,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:39,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:39" (1/1) ... [2019-11-26 00:25:39,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ade693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:39, skipping insertion in model container [2019-11-26 00:25:39,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:39" (1/1) ... [2019-11-26 00:25:39,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:39,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:40,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:40,690 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:40,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:40,907 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:40,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40 WrapperNode [2019-11-26 00:25:40,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:40,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:40,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:40,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:40,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:41,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:41,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:41,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:41,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:41,079 INFO L168 Benchmark]: Toolchain (without parser) took 1429.49 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 979.6 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:41,080 INFO L168 Benchmark]: CDTParser took 0.60 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. [2019-11-26 00:25:41,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1260.43 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 979.6 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:41,093 INFO L168 Benchmark]: Boogie Preprocessor took 159.39 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:41,105 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 1260.43 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 979.6 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 159.39 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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...