./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/WhileFalse.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/termination-crafted/WhileFalse.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 9f15d52494f2bb20316f0c01d603c20e3274fba8 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/termination-crafted/WhileFalse.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 9f15d52494f2bb20316f0c01d603c20e3274fba8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:24:34,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:34,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:34,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:34,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:34,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:34,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:34,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:34,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:34,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:34,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:34,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:34,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:34,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:34,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:34,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:34,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:34,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:34,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:34,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:34,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:34,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:34,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:34,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:34,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:34,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:34,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:34,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:34,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:34,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:34,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:34,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:34,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:34,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:34,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:34,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:34,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:34,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:34,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:34,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:34,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:34,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-24 22:24:34,280 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:34,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:34,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:34,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:34,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:34,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:34,288 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:34,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:34,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:34,288 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:34,289 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:34,290 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:34,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:34,290 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:34,291 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:34,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:34,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:34,292 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:34,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:34,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:34,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:34,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:34,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:34,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:34,295 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f15d52494f2bb20316f0c01d603c20e3274fba8 [2019-11-24 22:24:34,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:34,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:34,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:34,721 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:34,725 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:34,726 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/WhileFalse.c [2019-11-24 22:24:34,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a2212ad/eb507939d3474390940ec83af32d17f1/FLAG92ddd635a [2019-11-24 22:24:35,512 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:35,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/WhileFalse.c [2019-11-24 22:24:35,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a2212ad/eb507939d3474390940ec83af32d17f1/FLAG92ddd635a [2019-11-24 22:24:35,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a2212ad/eb507939d3474390940ec83af32d17f1 [2019-11-24 22:24:35,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:35,856 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:35,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:35,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:35,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:35,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:35" (1/1) ... [2019-11-24 22:24:35,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9fbebda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:35, skipping insertion in model container [2019-11-24 22:24:35,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:35" (1/1) ... [2019-11-24 22:24:35,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:35,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:36,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:36,190 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:36,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:36,231 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:36,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:36 WrapperNode [2019-11-24 22:24:36,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:36,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:36,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:36,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:36,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:36" (1/1) ... [2019-11-24 22:24:36,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:36" (1/1) ... [2019-11-24 22:24:36,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:36" (1/1) ... [2019-11-24 22:24:36,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:36" (1/1) ... [2019-11-24 22:24:36,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:36" (1/1) ... [2019-11-24 22:24:36,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:36" (1/1) ... [2019-11-24 22:24:36,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:36" (1/1) ... [2019-11-24 22:24:36,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:36,335 INFO L168 Benchmark]: Toolchain (without parser) took 471.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 997.1 MB in the end (delta: -33.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:36,339 INFO L168 Benchmark]: CDTParser took 0.22 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 22:24:36,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.82 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:36,343 INFO L168 Benchmark]: Boogie Preprocessor took 88.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 997.1 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:36,351 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 372.82 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 997.1 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 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 0.1.24-32f2683 [2019-11-24 22:24:39,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:39,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:39,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:39,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:39,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:39,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:39,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:39,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:39,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:39,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:39,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:39,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:39,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:39,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:39,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:39,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:39,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:39,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:39,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:39,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:39,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:39,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:39,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:39,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:39,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:39,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:39,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:39,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:39,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:39,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:39,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:39,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:39,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:39,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:39,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:39,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:39,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:39,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:39,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:39,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:39,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-24 22:24:39,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:39,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:39,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:39,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:39,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:39,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:39,214 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:39,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:39,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:39,214 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:39,215 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:39,215 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:39,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:39,218 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:39,218 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:24:39,218 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:24:39,219 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:39,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:39,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:39,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:39,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:39,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:39,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:39,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:39,220 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:24:39,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:24:39,223 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:24:39,223 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f15d52494f2bb20316f0c01d603c20e3274fba8 [2019-11-24 22:24:39,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:39,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:39,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:39,675 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:39,678 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:39,679 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/WhileFalse.c [2019-11-24 22:24:39,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53e11f8b/887491c60ba2428bb866b215d4946909/FLAG10f8b76ef [2019-11-24 22:24:40,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:40,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/WhileFalse.c [2019-11-24 22:24:40,503 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53e11f8b/887491c60ba2428bb866b215d4946909/FLAG10f8b76ef [2019-11-24 22:24:40,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53e11f8b/887491c60ba2428bb866b215d4946909 [2019-11-24 22:24:40,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:40,847 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:40,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:40,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:40,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:40,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:40" (1/1) ... [2019-11-24 22:24:40,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66666cce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:40, skipping insertion in model container [2019-11-24 22:24:40,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:40" (1/1) ... [2019-11-24 22:24:40,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:40,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:41,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:41,190 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:41,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:41,219 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:41,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41 WrapperNode [2019-11-24 22:24:41,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:41,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:41,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:41,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:41,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:41,332 INFO L168 Benchmark]: Toolchain (without parser) took 480.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.9 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:41,334 INFO L168 Benchmark]: CDTParser took 0.47 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 22:24:41,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.47 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:41,352 INFO L168 Benchmark]: Boogie Preprocessor took 104.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 989.9 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:41,360 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 369.47 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 989.9 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...