./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/cstrpbrk_unsafe.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/array-memsafety/cstrpbrk_unsafe.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a3019657b4c9b0e8c0aa3e888313d420fe28d28 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-memsafety/cstrpbrk_unsafe.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a3019657b4c9b0e8c0aa3e888313d420fe28d28 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:20:29,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:29,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:29,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:29,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:29,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:29,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:29,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:29,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:29,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:29,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:29,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:29,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:29,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:29,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:29,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:29,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:29,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:29,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:29,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:29,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:29,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:29,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:29,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:29,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:29,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:29,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:29,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:29,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:29,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:29,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:29,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:29,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:29,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:29,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:29,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:29,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:29,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:29,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:29,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:29,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:29,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:20:29,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:29,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:29,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:29,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:29,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:29,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:29,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:29,636 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:29,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:29,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:29,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:29,641 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:29,642 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:29,642 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:29,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:29,643 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:29,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:29,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:29,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:29,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:29,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:29,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:29,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:29,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:29,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:29,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:20:29,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:20:29,650 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 -> 5a3019657b4c9b0e8c0aa3e888313d420fe28d28 [2019-11-24 22:20:30,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:30,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:30,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:30,211 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:30,213 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:30,216 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrpbrk_unsafe.i [2019-11-24 22:20:30,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bc23fa0/4b4c6d8ca0964e1b844ac06841e21ffe/FLAG5e8237c67 [2019-11-24 22:20:31,649 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:31,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrpbrk_unsafe.i [2019-11-24 22:20:31,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bc23fa0/4b4c6d8ca0964e1b844ac06841e21ffe/FLAG5e8237c67 [2019-11-24 22:20:31,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bc23fa0/4b4c6d8ca0964e1b844ac06841e21ffe [2019-11-24 22:20:31,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:31,739 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:31,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:31,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:31,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:31,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:31" (1/1) ... [2019-11-24 22:20:31,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:31, skipping insertion in model container [2019-11-24 22:20:31,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:31" (1/1) ... [2019-11-24 22:20:31,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:31,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:32,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:32,843 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:32,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:33,097 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:33,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:33 WrapperNode [2019-11-24 22:20:33,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:33,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:33,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:33,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:33,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:33" (1/1) ... [2019-11-24 22:20:33,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:33" (1/1) ... [2019-11-24 22:20:33,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:33" (1/1) ... [2019-11-24 22:20:33,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:33" (1/1) ... [2019-11-24 22:20:33,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:33" (1/1) ... [2019-11-24 22:20:33,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:33" (1/1) ... [2019-11-24 22:20:33,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:33" (1/1) ... [2019-11-24 22:20:33,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:33,303 INFO L168 Benchmark]: Toolchain (without parser) took 1560.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:33,310 INFO L168 Benchmark]: CDTParser took 0.80 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 22:20:33,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1360.69 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:33,316 INFO L168 Benchmark]: Boogie Preprocessor took 189.88 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:33,327 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 1360.69 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.88 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:20:37,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:37,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:37,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:37,259 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:37,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:37,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:37,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:37,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:37,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:37,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:37,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:37,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:37,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:37,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:37,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:37,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:37,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:37,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:37,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:37,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:37,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:37,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:37,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:37,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:37,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:37,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:37,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:37,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:37,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:37,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:37,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:37,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:37,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:37,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:37,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:37,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:37,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:37,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:37,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:37,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:37,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:20:37,443 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:37,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:37,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:37,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:37,451 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:37,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:37,453 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:37,454 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:37,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:37,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:37,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:37,457 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:37,457 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:37,458 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:37,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:37,461 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:37,461 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:20:37,461 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:20:37,462 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:37,462 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:37,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:37,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:37,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:37,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:37,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:37,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:37,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:37,467 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:20:37,467 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:20:37,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:20:37,469 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 -> 5a3019657b4c9b0e8c0aa3e888313d420fe28d28 [2019-11-24 22:20:38,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:38,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:38,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:38,086 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:38,087 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:38,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrpbrk_unsafe.i [2019-11-24 22:20:38,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fda7ade1/eab3d8c8a5994e12af434b4afeb04586/FLAG559cbb4ee [2019-11-24 22:20:39,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:39,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrpbrk_unsafe.i [2019-11-24 22:20:39,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fda7ade1/eab3d8c8a5994e12af434b4afeb04586/FLAG559cbb4ee [2019-11-24 22:20:39,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fda7ade1/eab3d8c8a5994e12af434b4afeb04586 [2019-11-24 22:20:39,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:39,618 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:39,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:39,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:39,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:39,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:39" (1/1) ... [2019-11-24 22:20:39,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:39, skipping insertion in model container [2019-11-24 22:20:39,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:39" (1/1) ... [2019-11-24 22:20:39,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:39,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:40,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:40,736 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:40,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:41,002 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:41,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:41 WrapperNode [2019-11-24 22:20:41,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:41,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:41,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:41,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:41,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:41" (1/1) ... [2019-11-24 22:20:41,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:41" (1/1) ... [2019-11-24 22:20:41,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:41" (1/1) ... [2019-11-24 22:20:41,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:41" (1/1) ... [2019-11-24 22:20:41,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:41" (1/1) ... [2019-11-24 22:20:41,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:41" (1/1) ... [2019-11-24 22:20:41,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:41" (1/1) ... [2019-11-24 22:20:41,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:41,224 INFO L168 Benchmark]: Toolchain (without parser) took 1602.66 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 968.2 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:41,228 INFO L168 Benchmark]: CDTParser took 0.39 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 22:20:41,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1374.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:41,239 INFO L168 Benchmark]: Boogie Preprocessor took 210.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:41,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1374.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...