./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version ff03de63 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-3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 17:57:07,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 17:57:07,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 17:57:07,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 17:57:07,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 17:57:07,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 17:57:07,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 17:57:07,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 17:57:07,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 17:57:07,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 17:57:07,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 17:57:07,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 17:57:07,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 17:57:07,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 17:57:07,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 17:57:07,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 17:57:07,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 17:57:07,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 17:57:07,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 17:57:07,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 17:57:07,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 17:57:07,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 17:57:07,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 17:57:07,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 17:57:07,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 17:57:07,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 17:57:07,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 17:57:07,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 17:57:07,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 17:57:07,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 17:57:07,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 17:57:07,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 17:57:07,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 17:57:07,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 17:57:07,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 17:57:07,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 17:57:07,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 17:57:07,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 17:57:07,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 17:57:07,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 17:57:07,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 17:57:07,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-12-21 17:57:07,312 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 17:57:07,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 17:57:07,313 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 17:57:07,313 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 17:57:07,314 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 17:57:07,314 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 17:57:07,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 17:57:07,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 17:57:07,314 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 17:57:07,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 17:57:07,315 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 17:57:07,315 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 17:57:07,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 17:57:07,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 17:57:07,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 17:57:07,316 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 17:57:07,316 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 17:57:07,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 17:57:07,316 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 17:57:07,317 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 17:57:07,317 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 17:57:07,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 17:57:07,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 17:57:07,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 17:57:07,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:57:07,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 17:57:07,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 17:57:07,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 17:57:07,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 17:57:07,319 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 17:57:07,319 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-12-21 17:57:07,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 17:57:07,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 17:57:07,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 17:57:07,588 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 17:57:07,589 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 17:57:07,590 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-21 17:57:07,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9994af760/14a76c3cb079489c86ca735c0c0bb1a0/FLAG909b27e7c [2021-12-21 17:57:08,112 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 17:57:08,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-21 17:57:08,127 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9994af760/14a76c3cb079489c86ca735c0c0bb1a0/FLAG909b27e7c [2021-12-21 17:57:08,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9994af760/14a76c3cb079489c86ca735c0c0bb1a0 [2021-12-21 17:57:08,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 17:57:08,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 17:57:08,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 17:57:08,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 17:57:08,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 17:57:08,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:57:08" (1/1) ... [2021-12-21 17:57:08,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79498651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:57:08, skipping insertion in model container [2021-12-21 17:57:08,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:57:08" (1/1) ... [2021-12-21 17:57:08,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 17:57:08,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 17:57:08,467 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-21 17:57:08,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d75f4b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:57:08, skipping insertion in model container [2021-12-21 17:57:08,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 17:57:08,469 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 17:57:08,471 INFO L158 Benchmark]: Toolchain (without parser) took 320.95ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.5MB in the beginning and 85.0MB in the end (delta: -35.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-12-21 17:57:08,472 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 88.1MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 17:57:08,474 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.24ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.3MB in the beginning and 85.0MB in the end (delta: -35.6MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-12-21 17:57:08,475 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 88.1MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.24ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.3MB in the beginning and 85.0MB in the end (delta: -35.6MB). Peak memory consumption was 12.9MB. 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-3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 17:57:10,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 17:57:10,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 17:57:10,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 17:57:10,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 17:57:10,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 17:57:10,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 17:57:10,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 17:57:10,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 17:57:10,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 17:57:10,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 17:57:10,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 17:57:10,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 17:57:10,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 17:57:10,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 17:57:10,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 17:57:10,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 17:57:10,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 17:57:10,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 17:57:10,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 17:57:10,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 17:57:10,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 17:57:10,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 17:57:10,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 17:57:10,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 17:57:10,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 17:57:10,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 17:57:10,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 17:57:10,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 17:57:10,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 17:57:10,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 17:57:10,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 17:57:10,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 17:57:10,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 17:57:10,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 17:57:10,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 17:57:10,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 17:57:10,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 17:57:10,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 17:57:10,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 17:57:10,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 17:57:10,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-12-21 17:57:10,202 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 17:57:10,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 17:57:10,203 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 17:57:10,204 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 17:57:10,204 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 17:57:10,205 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 17:57:10,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 17:57:10,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 17:57:10,206 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 17:57:10,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 17:57:10,207 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 17:57:10,207 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 17:57:10,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 17:57:10,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 17:57:10,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 17:57:10,208 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 17:57:10,208 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 17:57:10,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 17:57:10,208 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 17:57:10,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 17:57:10,209 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 17:57:10,209 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 17:57:10,209 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 17:57:10,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 17:57:10,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 17:57:10,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 17:57:10,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:57:10,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 17:57:10,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 17:57:10,210 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 17:57:10,210 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 17:57:10,211 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 17:57:10,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 17:57:10,211 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-12-21 17:57:10,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 17:57:10,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 17:57:10,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 17:57:10,549 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 17:57:10,551 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 17:57:10,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-21 17:57:10,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ffa7282c/79ee06294ab14631a63f85d583cd9e23/FLAGf06a0c4a1 [2021-12-21 17:57:11,055 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 17:57:11,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-21 17:57:11,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ffa7282c/79ee06294ab14631a63f85d583cd9e23/FLAGf06a0c4a1 [2021-12-21 17:57:11,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ffa7282c/79ee06294ab14631a63f85d583cd9e23 [2021-12-21 17:57:11,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 17:57:11,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 17:57:11,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 17:57:11,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 17:57:11,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 17:57:11,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:57:11" (1/1) ... [2021-12-21 17:57:11,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38ff9451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:57:11, skipping insertion in model container [2021-12-21 17:57:11,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:57:11" (1/1) ... [2021-12-21 17:57:11,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 17:57:11,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 17:57:11,402 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-21 17:57:11,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18aa2904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:57:11, skipping insertion in model container [2021-12-21 17:57:11,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 17:57:11,403 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 17:57:11,405 INFO L158 Benchmark]: Toolchain (without parser) took 319.68ms. Allocated memory is still 62.9MB. Free memory was 41.9MB in the beginning and 45.0MB in the end (delta: -3.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-21 17:57:11,406 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 62.9MB. Free memory was 44.8MB in the beginning and 44.8MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 17:57:11,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.09ms. Allocated memory is still 62.9MB. Free memory was 41.7MB in the beginning and 45.0MB in the end (delta: -3.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-21 17:57:11,410 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 62.9MB. Free memory was 44.8MB in the beginning and 44.8MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.09ms. Allocated memory is still 62.9MB. Free memory was 41.7MB in the beginning and 45.0MB in the end (delta: -3.3MB). 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