./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 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-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-?-3598765 [2022-07-21 17:05:47,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 17:05:47,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 17:05:47,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 17:05:47,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 17:05:47,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 17:05:47,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 17:05:47,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 17:05:47,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 17:05:47,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 17:05:47,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 17:05:47,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 17:05:47,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 17:05:47,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 17:05:47,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 17:05:47,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 17:05:47,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 17:05:47,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 17:05:47,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 17:05:47,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 17:05:47,130 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 17:05:47,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 17:05:47,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 17:05:47,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 17:05:47,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 17:05:47,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 17:05:47,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 17:05:47,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 17:05:47,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 17:05:47,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 17:05:47,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 17:05:47,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 17:05:47,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 17:05:47,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 17:05:47,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 17:05:47,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 17:05:47,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 17:05:47,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 17:05:47,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 17:05:47,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 17:05:47,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 17:05:47,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 17:05:47,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-07-21 17:05:47,155 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 17:05:47,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 17:05:47,156 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 17:05:47,156 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 17:05:47,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 17:05:47,157 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 17:05:47,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 17:05:47,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 17:05:47,158 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 17:05:47,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 17:05:47,158 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 17:05:47,158 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 17:05:47,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 17:05:47,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 17:05:47,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 17:05:47,159 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 17:05:47,159 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 17:05:47,159 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 17:05:47,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 17:05:47,160 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 17:05:47,160 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 17:05:47,160 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 17:05:47,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 17:05:47,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 17:05:47,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 17:05:47,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 17:05:47,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 17:05:47,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 17:05:47,161 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 17:05:47,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 17:05:47,162 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2022-07-21 17:05:47,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 17:05:47,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 17:05:47,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 17:05:47,419 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 17:05:47,419 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 17:05:47,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-21 17:05:47,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1c58f99/dc00713066674d3dbe9f6b25c2a51ca6/FLAGd7283c141 [2022-07-21 17:05:47,870 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 17:05:47,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-21 17:05:47,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1c58f99/dc00713066674d3dbe9f6b25c2a51ca6/FLAGd7283c141 [2022-07-21 17:05:47,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1c58f99/dc00713066674d3dbe9f6b25c2a51ca6 [2022-07-21 17:05:47,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 17:05:47,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 17:05:47,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 17:05:47,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 17:05:47,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 17:05:47,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:05:47" (1/1) ... [2022-07-21 17:05:47,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f5be5db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:05:47, skipping insertion in model container [2022-07-21 17:05:47,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:05:47" (1/1) ... [2022-07-21 17:05:47,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 17:05:47,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 17:05:48,175 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-21 17:05:48,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@750d5324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:05:48, skipping insertion in model container [2022-07-21 17:05:48,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 17:05:48,176 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 17:05:48,178 INFO L158 Benchmark]: Toolchain (without parser) took 280.80ms. Allocated memory is still 54.5MB. Free memory was 31.5MB in the beginning and 36.3MB in the end (delta: -4.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-21 17:05:48,179 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory was 36.1MB in the beginning and 36.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 17:05:48,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.71ms. Allocated memory is still 54.5MB. Free memory was 31.3MB in the beginning and 36.3MB in the end (delta: -5.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-21 17:05:48,181 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory was 36.1MB in the beginning and 36.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.71ms. Allocated memory is still 54.5MB. Free memory was 31.3MB in the beginning and 36.3MB in the end (delta: -5.0MB). 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 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-?-3598765 [2022-07-21 17:05:49,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 17:05:49,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 17:05:49,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 17:05:49,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 17:05:49,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 17:05:49,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 17:05:49,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 17:05:49,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 17:05:49,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 17:05:49,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 17:05:49,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 17:05:49,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 17:05:49,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 17:05:49,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 17:05:49,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 17:05:49,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 17:05:49,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 17:05:49,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 17:05:49,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 17:05:49,731 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 17:05:49,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 17:05:49,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 17:05:49,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 17:05:49,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 17:05:49,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 17:05:49,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 17:05:49,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 17:05:49,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 17:05:49,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 17:05:49,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 17:05:49,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 17:05:49,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 17:05:49,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 17:05:49,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 17:05:49,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 17:05:49,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 17:05:49,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 17:05:49,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 17:05:49,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 17:05:49,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 17:05:49,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 17:05:49,749 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-07-21 17:05:49,772 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 17:05:49,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 17:05:49,773 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 17:05:49,773 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 17:05:49,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 17:05:49,774 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 17:05:49,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 17:05:49,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 17:05:49,775 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 17:05:49,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 17:05:49,776 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 17:05:49,776 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 17:05:49,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 17:05:49,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 17:05:49,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 17:05:49,776 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 17:05:49,777 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 17:05:49,777 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 17:05:49,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 17:05:49,777 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 17:05:49,777 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 17:05:49,777 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 17:05:49,777 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 17:05:49,778 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 17:05:49,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 17:05:49,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 17:05:49,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 17:05:49,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 17:05:49,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 17:05:49,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 17:05:49,779 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 17:05:49,779 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 17:05:49,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 17:05:49,779 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2022-07-21 17:05:50,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 17:05:50,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 17:05:50,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 17:05:50,075 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 17:05:50,076 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 17:05:50,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-21 17:05:50,119 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/001f65a82/78ef40d778164ad99a94fdfc57e7a001/FLAGd31a2982b [2022-07-21 17:05:50,558 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 17:05:50,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-21 17:05:50,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/001f65a82/78ef40d778164ad99a94fdfc57e7a001/FLAGd31a2982b [2022-07-21 17:05:50,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/001f65a82/78ef40d778164ad99a94fdfc57e7a001 [2022-07-21 17:05:50,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 17:05:50,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 17:05:50,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 17:05:50,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 17:05:50,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 17:05:50,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:05:50" (1/1) ... [2022-07-21 17:05:50,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@777bb260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:05:50, skipping insertion in model container [2022-07-21 17:05:50,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:05:50" (1/1) ... [2022-07-21 17:05:50,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 17:05:50,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 17:05:51,119 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-21 17:05:51,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ebd7326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:05:51, skipping insertion in model container [2022-07-21 17:05:51,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 17:05:51,120 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 17:05:51,121 INFO L158 Benchmark]: Toolchain (without parser) took 212.91ms. Allocated memory was 50.3MB in the beginning and 69.2MB in the end (delta: 18.9MB). Free memory was 24.3MB in the beginning and 53.3MB in the end (delta: -29.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-07-21 17:05:51,122 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 17:05:51,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.50ms. Allocated memory is still 69.2MB. Free memory was 53.7MB in the beginning and 53.3MB in the end (delta: 471.3kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-21 17:05:51,124 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.50ms. Allocated memory is still 69.2MB. Free memory was 53.7MB in the beginning and 53.3MB in the end (delta: 471.3kB). 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