./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/global-atexit-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit-5.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 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 05:50:09,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:50:09,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:50:09,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:50:09,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:50:09,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:50:09,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:50:09,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:50:09,143 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:50:09,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:50:09,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:50:09,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:50:09,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:50:09,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:50:09,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:50:09,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:50:09,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:50:09,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:50:09,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:50:09,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:50:09,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:50:09,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:50:09,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:50:09,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:50:09,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:50:09,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:50:09,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:50:09,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:50:09,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:50:09,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:50:09,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:50:09,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:50:09,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:50:09,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:50:09,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:50:09,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:50:09,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:50:09,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:50:09,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:50:09,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:50:09,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:50:09,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-12-16 05:50:09,204 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:50:09,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:50:09,205 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:50:09,205 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:50:09,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:50:09,206 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:50:09,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:50:09,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:50:09,207 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:50:09,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:50:09,208 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 05:50:09,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 05:50:09,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:50:09,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 05:50:09,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:50:09,213 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 05:50:09,213 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 05:50:09,213 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 05:50:09,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:50:09,214 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 05:50:09,214 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 05:50:09,214 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:50:09,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:50:09,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:50:09,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:50:09,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:50:09,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:50:09,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:50:09,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 05:50:09,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 05:50:09,216 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:50:09,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-12-16 05:50:09,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:50:09,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:50:09,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:50:09,458 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:50:09,459 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:50:09,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-12-16 05:50:09,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fedab0814/995da12b1e8c4cd187462bfc09c027b3/FLAGd9bb3404f [2021-12-16 05:50:09,937 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:50:09,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-12-16 05:50:09,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fedab0814/995da12b1e8c4cd187462bfc09c027b3/FLAGd9bb3404f [2021-12-16 05:50:09,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fedab0814/995da12b1e8c4cd187462bfc09c027b3 [2021-12-16 05:50:09,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:50:09,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:50:09,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:50:09,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:50:09,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:50:09,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:50:09" (1/1) ... [2021-12-16 05:50:09,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed06269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:50:09, skipping insertion in model container [2021-12-16 05:50:09,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:50:09" (1/1) ... [2021-12-16 05:50:09,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:50:10,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:50:10,217 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-16 05:50:10,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65634085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:50:10, skipping insertion in model container [2021-12-16 05:50:10,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:50:10,219 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 05:50:10,221 INFO L158 Benchmark]: Toolchain (without parser) took 248.02ms. Allocated memory is still 90.2MB. Free memory was 68.4MB in the beginning and 57.9MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-16 05:50:10,222 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 90.2MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 05:50:10,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.00ms. Allocated memory is still 90.2MB. Free memory was 68.3MB in the beginning and 58.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-16 05:50:10,224 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 90.2MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.00ms. Allocated memory is still 90.2MB. Free memory was 68.3MB in the beginning and 58.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit-5.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 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 05:50:11,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:50:11,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:50:11,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:50:11,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:50:11,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:50:11,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:50:11,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:50:11,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:50:11,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:50:11,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:50:11,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:50:11,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:50:11,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:50:11,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:50:11,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:50:11,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:50:11,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:50:11,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:50:11,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:50:11,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:50:11,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:50:11,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:50:11,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:50:11,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:50:11,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:50:11,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:50:11,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:50:11,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:50:11,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:50:11,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:50:11,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:50:11,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:50:11,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:50:11,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:50:11,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:50:11,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:50:11,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:50:11,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:50:11,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:50:11,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:50:11,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-12-16 05:50:11,804 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:50:11,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:50:11,805 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:50:11,805 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:50:11,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:50:11,806 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:50:11,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:50:11,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:50:11,807 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:50:11,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:50:11,808 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 05:50:11,808 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 05:50:11,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:50:11,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 05:50:11,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:50:11,809 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 05:50:11,809 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 05:50:11,809 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 05:50:11,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:50:11,809 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 05:50:11,810 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 05:50:11,810 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 05:50:11,810 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 05:50:11,810 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:50:11,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:50:11,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:50:11,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:50:11,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:50:11,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:50:11,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:50:11,811 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 05:50:11,811 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 05:50:11,812 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:50:11,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 05:50:11,812 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-12-16 05:50:12,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:50:12,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:50:12,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:50:12,101 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:50:12,101 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:50:12,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-12-16 05:50:12,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ddae68d/40e4c1fac155494bbd84c3a2a67da0fb/FLAG21da65657 [2021-12-16 05:50:12,581 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:50:12,583 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-12-16 05:50:12,593 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ddae68d/40e4c1fac155494bbd84c3a2a67da0fb/FLAG21da65657 [2021-12-16 05:50:12,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ddae68d/40e4c1fac155494bbd84c3a2a67da0fb [2021-12-16 05:50:12,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:50:12,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:50:12,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:50:12,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:50:12,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:50:12,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:50:12" (1/1) ... [2021-12-16 05:50:12,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@609bf38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:50:12, skipping insertion in model container [2021-12-16 05:50:12,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:50:12" (1/1) ... [2021-12-16 05:50:12,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:50:12,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:50:12,885 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-16 05:50:12,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6beea598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:50:12, skipping insertion in model container [2021-12-16 05:50:12,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:50:12,888 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 05:50:12,891 INFO L158 Benchmark]: Toolchain (without parser) took 280.81ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 47.8MB in the end (delta: -3.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-16 05:50:12,892 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 05:50:12,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.25ms. Allocated memory is still 65.0MB. Free memory was 44.0MB in the beginning and 47.8MB in the end (delta: -3.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-16 05:50:12,894 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.25ms. Allocated memory is still 65.0MB. Free memory was 44.0MB in the beginning and 47.8MB in the end (delta: -3.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN