./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Bangalore_v4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 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/Bangalore_v4.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 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Bangalore_v4.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 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:46:30,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:30,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:30,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:30,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:30,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:30,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:30,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:30,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:30,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:30,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:30,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:30,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:30,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:30,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:30,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:30,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:30,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:30,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:30,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:30,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:30,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:30,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:30,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:30,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:30,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:30,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:30,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:30,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:30,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:30,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:30,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:30,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:30,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:30,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:30,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:30,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:30,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:30,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:30,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:30,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:30,421 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 17:46:30,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:30,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:30,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:30,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:30,470 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:30,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:30,473 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:30,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:30,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:30,474 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:30,476 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:30,476 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:46:30,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:30,478 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:30,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:30,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:30,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:30,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:30,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:30,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:30,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:30,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:30,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:46:30,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:46:30,485 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 -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2019-11-27 17:46:31,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:31,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:31,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:31,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:31,163 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:31,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2019-11-27 17:46:31,324 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf7633472/15693aaee08a4d9d9603c835ff261419/FLAG72a10a8fc [2019-11-27 17:46:32,361 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:32,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2019-11-27 17:46:32,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf7633472/15693aaee08a4d9d9603c835ff261419/FLAG72a10a8fc [2019-11-27 17:46:32,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf7633472/15693aaee08a4d9d9603c835ff261419 [2019-11-27 17:46:32,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:32,436 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:32,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:32,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:32,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:32,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:32" (1/1) ... [2019-11-27 17:46:32,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:32, skipping insertion in model container [2019-11-27 17:46:32,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:32" (1/1) ... [2019-11-27 17:46:32,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:32,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:32,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:32,974 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:46:33,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:33,026 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:46:33,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:33 WrapperNode [2019-11-27 17:46:33,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:33,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:46:33,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:46:33,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:46:33,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:33" (1/1) ... [2019-11-27 17:46:33,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:33" (1/1) ... [2019-11-27 17:46:33,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:33" (1/1) ... [2019-11-27 17:46:33,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:33" (1/1) ... [2019-11-27 17:46:33,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:33" (1/1) ... [2019-11-27 17:46:33,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:33" (1/1) ... [2019-11-27 17:46:33,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:33" (1/1) ... [2019-11-27 17:46:33,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:46:33,184 INFO L168 Benchmark]: Toolchain (without parser) took 741.73 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 997.0 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:33,187 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:46:33,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.96 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. [2019-11-27 17:46:33,194 INFO L168 Benchmark]: Boogie Preprocessor took 145.28 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:33,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 588.96 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 145.28 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 997.0 MB in the end (delta: -46.8 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 0.1.24-509859d [2019-11-27 17:46:37,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:37,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:37,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:37,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:37,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:37,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:37,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:37,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:37,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:37,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:37,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:37,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:37,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:37,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:37,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:37,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:37,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:37,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:37,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:37,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:37,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:37,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:37,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:37,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:37,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:37,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:37,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:37,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:37,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:37,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:37,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:37,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:37,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:37,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:37,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:37,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:37,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:37,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:37,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:37,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:37,254 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 17:46:37,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:37,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:37,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:37,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:37,302 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:37,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:37,303 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:37,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:37,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:37,305 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:37,306 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:37,307 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:46:37,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:37,310 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:37,310 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:46:37,310 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:46:37,310 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:37,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:37,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:37,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:37,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:37,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:37,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:37,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:37,316 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:46:37,316 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:46:37,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:46:37,319 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 -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2019-11-27 17:46:37,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:37,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:37,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:37,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:37,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:38,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2019-11-27 17:46:38,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc4cfbd60/3ea7ebb8418f4945a6626d69baef7bdb/FLAG17ec017bd [2019-11-27 17:46:39,190 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:39,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2019-11-27 17:46:39,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc4cfbd60/3ea7ebb8418f4945a6626d69baef7bdb/FLAG17ec017bd [2019-11-27 17:46:39,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc4cfbd60/3ea7ebb8418f4945a6626d69baef7bdb [2019-11-27 17:46:39,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:39,266 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:39,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:39,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:39,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:39,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:39" (1/1) ... [2019-11-27 17:46:39,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@131603f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:39, skipping insertion in model container [2019-11-27 17:46:39,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:39" (1/1) ... [2019-11-27 17:46:39,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:39,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:39,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:39,838 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:46:39,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:39,913 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:46:39,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:39 WrapperNode [2019-11-27 17:46:39,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:39,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:46:39,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:46:39,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:46:40,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:39" (1/1) ... [2019-11-27 17:46:40,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:39" (1/1) ... [2019-11-27 17:46:40,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:39" (1/1) ... [2019-11-27 17:46:40,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:39" (1/1) ... [2019-11-27 17:46:40,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:39" (1/1) ... [2019-11-27 17:46:40,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:39" (1/1) ... [2019-11-27 17:46:40,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:39" (1/1) ... [2019-11-27 17:46:40,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:46:40,104 INFO L168 Benchmark]: Toolchain (without parser) took 835.83 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:40,107 INFO L168 Benchmark]: CDTParser took 2.18 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:46:40,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.41 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. [2019-11-27 17:46:40,117 INFO L168 Benchmark]: Boogie Preprocessor took 174.18 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:40,127 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.18 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 651.41 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 174.18 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 997.0 MB in the end (delta: -46.8 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...