./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/openbsd_cmemset-alloca-1.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 10bdb405bd6bca2bddb8b686c44dad291e109402 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/openbsd_cmemset-alloca-1.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 10bdb405bd6bca2bddb8b686c44dad291e109402 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:11,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:11,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:11,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:11,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:11,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:11,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:11,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:11,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:11,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:11,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:11,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:11,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:11,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:11,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:11,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:11,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:11,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:11,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:11,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:11,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:11,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:11,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:11,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:11,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:11,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:11,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:11,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:11,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:11,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:11,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:11,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:11,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:11,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:11,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:11,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:11,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:11,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:11,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:11,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:11,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:11,623 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:11,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:11,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:11,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:11,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:11,672 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:11,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:11,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:11,673 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:11,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:11,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:11,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:11,677 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:11,677 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:11,678 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:11,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:11,680 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:11,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:11,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:11,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:11,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:11,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:11,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:11,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:11,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:11,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:11,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:11,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:11,688 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 -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2019-11-26 00:25:12,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:12,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:12,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:12,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:12,275 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:12,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-26 00:25:12,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5928ee07f/7e64479e5755407a9655322cea72b494/FLAG4d1fd8ed3 [2019-11-26 00:25:13,621 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:13,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-26 00:25:13,665 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5928ee07f/7e64479e5755407a9655322cea72b494/FLAG4d1fd8ed3 [2019-11-26 00:25:13,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5928ee07f/7e64479e5755407a9655322cea72b494 [2019-11-26 00:25:13,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:13,721 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:13,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:13,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:13,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:13,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:13" (1/1) ... [2019-11-26 00:25:13,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70bd52e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:13, skipping insertion in model container [2019-11-26 00:25:13,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:13" (1/1) ... [2019-11-26 00:25:13,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:13,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:14,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:14,705 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:14,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:14,924 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:14,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:14 WrapperNode [2019-11-26 00:25:14,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:14,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:14,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:14,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:14,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:14,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:14,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:14,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:15,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:15,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:15,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:15,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:15,095 INFO L168 Benchmark]: Toolchain (without parser) took 1371.14 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:15,097 INFO L168 Benchmark]: CDTParser took 1.96 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. [2019-11-26 00:25:15,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1208.17 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. [2019-11-26 00:25:15,104 INFO L168 Benchmark]: Boogie Preprocessor took 153.43 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:15,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.96 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 1208.17 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 153.43 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 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 0.1.24-65d6cd2 [2019-11-26 00:25:18,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:18,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:18,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:18,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:18,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:18,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:18,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:18,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:18,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:18,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:18,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:18,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:18,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:18,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:18,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:18,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:18,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:18,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:18,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:18,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:18,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:18,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:18,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:18,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:18,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:18,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:18,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:18,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:18,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:18,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:18,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:19,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:19,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:19,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:19,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:19,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:19,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:19,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:19,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:19,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:19,020 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:19,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:19,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:19,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:19,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:19,071 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:19,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:19,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:19,074 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:19,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:19,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:19,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:19,076 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:19,077 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:19,077 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:19,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:19,079 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:19,079 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:19,080 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:19,080 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:19,082 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:19,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:19,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:19,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:19,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:19,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:19,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:19,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:19,086 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:19,086 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:19,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:19,089 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 -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2019-11-26 00:25:19,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:19,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:19,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:19,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:19,713 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:19,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-26 00:25:19,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb715cd4/4af9a09c97f94f93a55e1ca5bdef7dfe/FLAG920487f3a [2019-11-26 00:25:20,987 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:20,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-26 00:25:21,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb715cd4/4af9a09c97f94f93a55e1ca5bdef7dfe/FLAG920487f3a [2019-11-26 00:25:21,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb715cd4/4af9a09c97f94f93a55e1ca5bdef7dfe [2019-11-26 00:25:21,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:21,095 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:21,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:21,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:21,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:21,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:21" (1/1) ... [2019-11-26 00:25:21,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601bf59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:21, skipping insertion in model container [2019-11-26 00:25:21,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:21" (1/1) ... [2019-11-26 00:25:21,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:21,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:22,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:22,079 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:22,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:22,286 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:22,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22 WrapperNode [2019-11-26 00:25:22,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:22,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:22,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:22,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:22,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:22,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:22,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:22,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:22,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:22,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:22,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:22,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:22,488 INFO L168 Benchmark]: Toolchain (without parser) took 1391.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:22,495 INFO L168 Benchmark]: CDTParser took 1.30 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. [2019-11-26 00:25:22,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1182.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:22,500 INFO L168 Benchmark]: Boogie Preprocessor took 193.92 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:22,506 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 1182.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.92 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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...