./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.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/openbsd_cstpcpy-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 97f817c294f65682bc18734ad52a0295ea6b342c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_cstpcpy-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 97f817c294f65682bc18734ad52a0295ea6b342c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:20:44,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:44,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:44,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:44,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:44,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:44,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:44,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:44,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:44,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:44,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:44,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:44,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:44,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:44,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:44,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:44,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:44,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:44,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:44,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:44,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:44,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:44,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:44,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:44,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:44,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:44,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:44,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:44,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:44,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:44,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:44,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:44,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:44,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:44,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:44,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:44,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:44,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:44,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:44,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:44,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:44,430 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:20:44,472 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:44,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:44,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:44,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:44,480 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:44,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:44,481 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:44,483 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:44,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:44,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:44,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:44,487 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:44,487 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:44,488 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:44,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:44,488 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:44,489 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:44,492 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:44,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:44,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:44,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:44,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:44,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:44,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:44,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:44,494 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:20:44,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:20:44,497 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 -> 97f817c294f65682bc18734ad52a0295ea6b342c [2019-11-24 22:20:45,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:45,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:45,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:45,087 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:45,088 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:45,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2019-11-24 22:20:45,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd05f96ab/c76821889747430a83a8f6f8421627e0/FLAGd92ff7009 [2019-11-24 22:20:46,480 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:46,483 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2019-11-24 22:20:46,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd05f96ab/c76821889747430a83a8f6f8421627e0/FLAGd92ff7009 [2019-11-24 22:20:46,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd05f96ab/c76821889747430a83a8f6f8421627e0 [2019-11-24 22:20:46,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:46,576 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:46,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:46,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:46,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:46,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:46" (1/1) ... [2019-11-24 22:20:46,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:46, skipping insertion in model container [2019-11-24 22:20:46,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:46" (1/1) ... [2019-11-24 22:20:46,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:46,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:47,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:47,671 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:47,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:47,929 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:47,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:47 WrapperNode [2019-11-24 22:20:47,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:47,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:47,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:47,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:47,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:47,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:48,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:48,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:48,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:48,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:48,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:48,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:48,137 INFO L168 Benchmark]: Toolchain (without parser) took 1560.76 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 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:48,147 INFO L168 Benchmark]: CDTParser took 0.34 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 22:20:48,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1352.82 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:48,154 INFO L168 Benchmark]: Boogie Preprocessor took 199.25 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. [2019-11-24 22:20:48,162 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1352.82 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.25 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:20:52,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:52,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:52,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:52,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:52,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:52,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:52,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:52,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:52,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:52,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:52,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:52,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:52,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:52,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:52,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:52,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:52,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:52,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:52,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:52,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:52,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:52,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:52,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:52,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:52,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:52,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:52,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:52,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:52,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:52,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:52,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:52,191 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:52,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:52,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:52,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:52,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:52,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:52,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:52,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:52,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:52,211 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:20:52,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:52,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:52,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:52,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:52,257 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:52,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:52,259 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:52,261 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:52,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:52,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:52,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:52,263 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:52,264 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:52,266 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:52,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:52,267 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:52,267 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:20:52,268 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:20:52,268 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:52,271 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:52,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:52,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:52,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:52,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:52,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:52,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:52,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:52,276 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:20:52,276 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:20:52,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:20:52,278 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 -> 97f817c294f65682bc18734ad52a0295ea6b342c [2019-11-24 22:20:52,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:52,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:52,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:52,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:52,965 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:52,969 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2019-11-24 22:20:53,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/553e7cf4f/1d886297542649aebdda281797d3c3d9/FLAGdc172f853 [2019-11-24 22:20:54,346 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:54,347 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2019-11-24 22:20:54,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/553e7cf4f/1d886297542649aebdda281797d3c3d9/FLAGdc172f853 [2019-11-24 22:20:54,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/553e7cf4f/1d886297542649aebdda281797d3c3d9 [2019-11-24 22:20:54,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:54,436 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:54,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:54,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:54,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:54,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:54" (1/1) ... [2019-11-24 22:20:54,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f2a298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:54, skipping insertion in model container [2019-11-24 22:20:54,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:54" (1/1) ... [2019-11-24 22:20:54,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:54,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:55,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:55,572 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:55,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:55,831 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:55,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:55 WrapperNode [2019-11-24 22:20:55,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:55,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:55,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:55,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:55,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:55" (1/1) ... [2019-11-24 22:20:55,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:55" (1/1) ... [2019-11-24 22:20:55,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:55" (1/1) ... [2019-11-24 22:20:55,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:55" (1/1) ... [2019-11-24 22:20:55,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:55" (1/1) ... [2019-11-24 22:20:55,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:55" (1/1) ... [2019-11-24 22:20:55,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:55" (1/1) ... [2019-11-24 22:20:56,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:56,024 INFO L168 Benchmark]: Toolchain (without parser) took 1580.38 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 973.9 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:56,025 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:56,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1386.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:56,029 INFO L168 Benchmark]: Boogie Preprocessor took 177.99 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. [2019-11-24 22:20:56,041 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1386.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 177.99 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...