./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 35987657 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-2.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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 16:43:26,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 16:43:26,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 16:43:26,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 16:43:26,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 16:43:26,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 16:43:26,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 16:43:26,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 16:43:26,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 16:43:26,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 16:43:26,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 16:43:26,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 16:43:26,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 16:43:26,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 16:43:26,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 16:43:26,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 16:43:26,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 16:43:26,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 16:43:26,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 16:43:26,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 16:43:26,313 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 16:43:26,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 16:43:26,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 16:43:26,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 16:43:26,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 16:43:26,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 16:43:26,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 16:43:26,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 16:43:26,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 16:43:26,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 16:43:26,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 16:43:26,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 16:43:26,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 16:43:26,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 16:43:26,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 16:43:26,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 16:43:26,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 16:43:26,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 16:43:26,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 16:43:26,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 16:43:26,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 16:43:26,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 16:43:26,342 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-07-21 16:43:26,371 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 16:43:26,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 16:43:26,372 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 16:43:26,372 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 16:43:26,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 16:43:26,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 16:43:26,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 16:43:26,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 16:43:26,374 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 16:43:26,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 16:43:26,375 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 16:43:26,375 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 16:43:26,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 16:43:26,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 16:43:26,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 16:43:26,376 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 16:43:26,376 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 16:43:26,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 16:43:26,376 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 16:43:26,377 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 16:43:26,377 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 16:43:26,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 16:43:26,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 16:43:26,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 16:43:26,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 16:43:26,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 16:43:26,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 16:43:26,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 16:43:26,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 16:43:26,378 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-07-21 16:43:26,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 16:43:26,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 16:43:26,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 16:43:26,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 16:43:26,706 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 16:43:26,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-21 16:43:26,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade4377af/de9c2a95fa0848ed8dfb45656ab613e3/FLAGccbf92883 [2022-07-21 16:43:27,211 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 16:43:27,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-21 16:43:27,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade4377af/de9c2a95fa0848ed8dfb45656ab613e3/FLAGccbf92883 [2022-07-21 16:43:27,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade4377af/de9c2a95fa0848ed8dfb45656ab613e3 [2022-07-21 16:43:27,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 16:43:27,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 16:43:27,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 16:43:27,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 16:43:27,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 16:43:27,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:43:27" (1/1) ... [2022-07-21 16:43:27,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bfa890b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:43:27, skipping insertion in model container [2022-07-21 16:43:27,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:43:27" (1/1) ... [2022-07-21 16:43:27,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 16:43:27,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 16:43:27,927 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-21 16:43:27,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f954c63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:43:27, skipping insertion in model container [2022-07-21 16:43:27,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 16:43:27,930 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 16:43:27,932 INFO L158 Benchmark]: Toolchain (without parser) took 357.82ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 43.9MB in the end (delta: -5.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-21 16:43:27,933 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 16:43:27,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.21ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 43.9MB in the end (delta: -5.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-21 16:43:27,936 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.21ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 43.9MB in the end (delta: -5.6MB). Peak memory consumption was 14.7MB. 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-2.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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 16:43:29,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 16:43:29,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 16:43:29,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 16:43:29,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 16:43:29,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 16:43:29,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 16:43:29,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 16:43:29,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 16:43:29,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 16:43:29,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 16:43:29,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 16:43:29,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 16:43:29,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 16:43:29,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 16:43:29,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 16:43:29,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 16:43:29,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 16:43:29,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 16:43:29,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 16:43:29,760 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 16:43:29,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 16:43:29,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 16:43:29,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 16:43:29,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 16:43:29,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 16:43:29,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 16:43:29,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 16:43:29,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 16:43:29,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 16:43:29,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 16:43:29,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 16:43:29,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 16:43:29,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 16:43:29,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 16:43:29,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 16:43:29,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 16:43:29,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 16:43:29,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 16:43:29,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 16:43:29,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 16:43:29,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 16:43:29,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-07-21 16:43:29,835 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 16:43:29,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 16:43:29,836 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 16:43:29,836 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 16:43:29,837 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 16:43:29,837 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 16:43:29,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 16:43:29,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 16:43:29,839 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 16:43:29,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 16:43:29,840 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 16:43:29,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 16:43:29,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 16:43:29,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 16:43:29,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 16:43:29,841 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 16:43:29,841 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 16:43:29,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 16:43:29,842 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 16:43:29,842 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 16:43:29,842 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 16:43:29,842 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 16:43:29,842 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 16:43:29,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 16:43:29,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 16:43:29,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 16:43:29,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 16:43:29,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 16:43:29,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 16:43:29,844 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 16:43:29,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 16:43:29,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 16:43:29,845 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-07-21 16:43:30,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 16:43:30,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 16:43:30,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 16:43:30,170 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 16:43:30,171 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 16:43:30,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-21 16:43:30,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bdca29b5/9459269b954348c2bd78dc5c0a6245eb/FLAGcbcfad2b4 [2022-07-21 16:43:30,700 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 16:43:30,701 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-21 16:43:30,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bdca29b5/9459269b954348c2bd78dc5c0a6245eb/FLAGcbcfad2b4 [2022-07-21 16:43:31,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bdca29b5/9459269b954348c2bd78dc5c0a6245eb [2022-07-21 16:43:31,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 16:43:31,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 16:43:31,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 16:43:31,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 16:43:31,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 16:43:31,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:43:31" (1/1) ... [2022-07-21 16:43:31,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1292382a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:43:31, skipping insertion in model container [2022-07-21 16:43:31,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:43:31" (1/1) ... [2022-07-21 16:43:31,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 16:43:31,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 16:43:31,416 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-21 16:43:31,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@640439ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:43:31, skipping insertion in model container [2022-07-21 16:43:31,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 16:43:31,418 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 16:43:31,420 INFO L158 Benchmark]: Toolchain (without parser) took 372.04ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 28.1MB in the beginning and 49.8MB in the end (delta: -21.6MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-07-21 16:43:31,422 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 16:43:31,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.60ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 27.9MB in the beginning and 49.9MB in the end (delta: -22.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-07-21 16:43:31,428 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.60ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 27.9MB in the beginning and 49.9MB in the end (delta: -22.0MB). Peak memory consumption was 5.6MB. 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