./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.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/Gothenburg_v2-1.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 d959d87e8172aff76494dbf660ada50d01fbaa81 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Gothenburg_v2-1.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 d959d87e8172aff76494dbf660ada50d01fbaa81 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:24:17,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:17,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:17,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:17,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:17,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:17,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:17,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:17,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:17,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:17,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:17,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:17,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:17,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:17,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:17,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:17,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:17,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:17,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:17,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:17,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:17,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:17,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:17,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:17,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:17,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:17,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:17,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:17,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:17,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:17,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:17,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:17,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:17,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:17,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:17,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:17,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:17,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:17,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:17,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:17,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:17,197 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-24 22:24:17,236 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:17,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:17,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:17,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:17,242 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:17,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:17,245 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:17,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:17,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:17,246 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:17,247 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:17,250 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:17,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:17,251 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:17,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:17,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:17,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:17,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:17,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:17,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:17,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:17,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:17,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:17,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:17,257 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 -> d959d87e8172aff76494dbf660ada50d01fbaa81 [2019-11-24 22:24:17,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:17,887 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:17,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:17,898 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:17,900 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:17,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2019-11-24 22:24:18,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70300e888/0a0e0dec7d1f4c0faab39d2bfb8deb89/FLAGd354c99d4 [2019-11-24 22:24:19,103 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:19,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2019-11-24 22:24:19,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70300e888/0a0e0dec7d1f4c0faab39d2bfb8deb89/FLAGd354c99d4 [2019-11-24 22:24:19,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70300e888/0a0e0dec7d1f4c0faab39d2bfb8deb89 [2019-11-24 22:24:19,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:19,397 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:19,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:19,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:19,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:19,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:19" (1/1) ... [2019-11-24 22:24:19,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb873af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:19, skipping insertion in model container [2019-11-24 22:24:19,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:19" (1/1) ... [2019-11-24 22:24:19,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:19,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:19,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:19,851 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:19,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:19,905 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:19,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:19 WrapperNode [2019-11-24 22:24:19,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:19,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:19,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:19,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:20,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:19" (1/1) ... [2019-11-24 22:24:20,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:19" (1/1) ... [2019-11-24 22:24:20,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:19" (1/1) ... [2019-11-24 22:24:20,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:19" (1/1) ... [2019-11-24 22:24:20,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:19" (1/1) ... [2019-11-24 22:24:20,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:19" (1/1) ... [2019-11-24 22:24:20,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:19" (1/1) ... [2019-11-24 22:24:20,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:20,096 INFO L168 Benchmark]: Toolchain (without parser) took 679.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:20,098 INFO L168 Benchmark]: CDTParser took 0.46 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 22:24:20,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 506.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:20,104 INFO L168 Benchmark]: Boogie Preprocessor took 166.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.3 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:20,115 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 506.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.3 MB in the end (delta: -36.7 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 22:24:24,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:24,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:24,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:24,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:24,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:24,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:24,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:24,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:24,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:24,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:24,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:24,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:24,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:24,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:24,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:24,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:24,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:24,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:24,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:24,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:24,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:24,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:24,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:24,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:24,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:24,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:24,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:24,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:24,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:24,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:24,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:24,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:24,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:24,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:24,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:24,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:24,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:24,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:24,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:24,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:24,392 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-24 22:24:24,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:24,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:24,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:24,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:24,460 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:24,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:24,463 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:24,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:24,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:24,464 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:24,465 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:24,468 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:24,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:24,469 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:24,470 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:24:24,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:24:24,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:24,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:24,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:24,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:24,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:24,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:24,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:24,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:24,478 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:24:24,479 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:24:24,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:24:24,480 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 -> d959d87e8172aff76494dbf660ada50d01fbaa81 [2019-11-24 22:24:25,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:25,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:25,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:25,074 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:25,075 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:25,076 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2019-11-24 22:24:25,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e38e958fa/ceba65871a7d4dc4b64228b661cda413/FLAG7873f09d1 [2019-11-24 22:24:26,320 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:26,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2019-11-24 22:24:26,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e38e958fa/ceba65871a7d4dc4b64228b661cda413/FLAG7873f09d1 [2019-11-24 22:24:26,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e38e958fa/ceba65871a7d4dc4b64228b661cda413 [2019-11-24 22:24:26,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:26,394 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:26,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:26,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:26,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:26,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:26" (1/1) ... [2019-11-24 22:24:26,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48265ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:26, skipping insertion in model container [2019-11-24 22:24:26,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:26" (1/1) ... [2019-11-24 22:24:26,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:26,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:26,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:26,947 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:27,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:27,043 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:27,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27 WrapperNode [2019-11-24 22:24:27,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:27,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:27,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:27,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:27,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:27,269 INFO L168 Benchmark]: Toolchain (without parser) took 872.63 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:27,272 INFO L168 Benchmark]: CDTParser took 0.63 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 22:24:27,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.94 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:27,279 INFO L168 Benchmark]: Boogie Preprocessor took 212.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:27,291 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 648.94 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...