./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/scopes3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext3/scopes3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7efcb16e512d7de15a71f6cd895dcd8493c4b646 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext3/scopes3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7efcb16e512d7de15a71f6cd895dcd8493c4b646 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:23:52,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:52,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:52,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:52,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:52,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:52,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:52,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:52,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:52,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:52,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:52,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:52,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:52,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:52,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:52,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:52,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:52,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:52,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:52,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:52,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:52,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:52,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:52,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:52,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:52,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:52,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:52,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:52,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:52,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:52,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:52,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:52,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:52,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:52,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:52,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:52,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:52,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:52,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:52,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:52,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:52,332 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:23:52,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:52,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:52,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:52,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:52,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:52,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:52,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:52,387 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:52,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:52,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:52,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:52,390 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:52,392 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:52,393 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:52,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:52,394 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:52,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:52,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:52,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:52,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:52,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:52,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:52,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:52,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:52,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:52,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:23:52,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:23:52,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7efcb16e512d7de15a71f6cd895dcd8493c4b646 [2019-11-27 11:23:53,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:23:53,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:23:53,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:23:53,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:23:53,111 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:23:53,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes3.c [2019-11-27 11:23:53,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/544504052/1bb37ec75bac4690b1315265591245dd/FLAG8790812f1 [2019-11-27 11:23:54,293 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:23:54,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes3.c [2019-11-27 11:23:54,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/544504052/1bb37ec75bac4690b1315265591245dd/FLAG8790812f1 [2019-11-27 11:23:54,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/544504052/1bb37ec75bac4690b1315265591245dd [2019-11-27 11:23:54,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:23:54,369 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:23:54,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:54,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:23:54,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:23:54,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3b2e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54, skipping insertion in model container [2019-11-27 11:23:54,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:23:54,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:54,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:54,896 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:23:54,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:54,946 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:23:54,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54 WrapperNode [2019-11-27 11:23:54,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:54,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:23:54,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:23:54,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:23:55,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:55,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:55,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:55,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:55,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:55,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:55,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:55,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:23:55,115 INFO L168 Benchmark]: Toolchain (without parser) took 743.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:55,119 INFO L168 Benchmark]: CDTParser took 0.82 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. [2019-11-27 11:23:55,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.15 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:55,125 INFO L168 Benchmark]: Boogie Preprocessor took 156.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:55,136 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 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 578.15 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:23:59,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:59,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:59,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:59,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:59,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:59,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:59,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:59,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:59,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:59,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:59,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:59,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:59,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:59,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:59,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:59,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:59,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:59,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:59,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:59,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:59,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:59,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:59,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:59,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:59,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:59,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:59,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:59,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:59,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:59,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:59,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:59,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:59,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:59,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:59,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:59,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:59,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:59,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:59,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:59,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:59,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:23:59,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:59,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:59,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:59,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:59,434 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:59,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:59,436 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:59,436 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:59,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:59,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:59,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:59,439 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:59,440 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:59,440 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:59,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:59,444 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:59,444 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:23:59,444 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:23:59,444 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:59,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:59,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:59,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:59,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:59,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:59,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:59,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:59,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:59,451 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:23:59,451 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:23:59,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:23:59,453 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7efcb16e512d7de15a71f6cd895dcd8493c4b646 [2019-11-27 11:24:00,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:00,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:00,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:00,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:00,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:00,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes3.c [2019-11-27 11:24:00,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e62bf5f5/dc19b8502e0841c9ae4d5a5448c0f71e/FLAG1f22e7473 [2019-11-27 11:24:01,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:01,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes3.c [2019-11-27 11:24:01,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e62bf5f5/dc19b8502e0841c9ae4d5a5448c0f71e/FLAG1f22e7473 [2019-11-27 11:24:01,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e62bf5f5/dc19b8502e0841c9ae4d5a5448c0f71e [2019-11-27 11:24:01,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:01,492 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:01,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:01,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:01,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:01,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:01" (1/1) ... [2019-11-27 11:24:01,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:01, skipping insertion in model container [2019-11-27 11:24:01,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:01" (1/1) ... [2019-11-27 11:24:01,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:01,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:02,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:02,052 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:02,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:02,130 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:02,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:02 WrapperNode [2019-11-27 11:24:02,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:02,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:02,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:02,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:02,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:02" (1/1) ... [2019-11-27 11:24:02,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:02" (1/1) ... [2019-11-27 11:24:02,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:02" (1/1) ... [2019-11-27 11:24:02,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:02" (1/1) ... [2019-11-27 11:24:02,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:02" (1/1) ... [2019-11-27 11:24:02,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:02" (1/1) ... [2019-11-27 11:24:02,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:02" (1/1) ... [2019-11-27 11:24:02,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:02,372 INFO L168 Benchmark]: Toolchain (without parser) took 878.16 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 991.2 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:02,374 INFO L168 Benchmark]: CDTParser took 0.44 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 11:24:02,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.70 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. [2019-11-27 11:24:02,378 INFO L168 Benchmark]: Boogie Preprocessor took 226.45 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 991.2 MB in the end (delta: -39.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:02,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 641.70 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 226.45 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 991.2 MB in the end (delta: -39.5 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...