./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 eb692b52 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-?-eb692b5 [2022-07-20 05:35:21,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 05:35:21,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 05:35:21,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 05:35:21,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 05:35:21,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 05:35:21,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 05:35:21,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 05:35:21,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 05:35:21,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 05:35:21,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 05:35:21,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 05:35:21,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 05:35:21,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 05:35:21,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 05:35:21,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 05:35:21,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 05:35:21,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 05:35:21,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 05:35:21,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 05:35:21,685 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 05:35:21,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 05:35:21,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 05:35:21,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 05:35:21,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 05:35:21,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 05:35:21,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 05:35:21,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 05:35:21,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 05:35:21,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 05:35:21,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 05:35:21,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 05:35:21,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 05:35:21,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 05:35:21,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 05:35:21,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 05:35:21,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 05:35:21,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 05:35:21,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 05:35:21,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 05:35:21,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 05:35:21,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 05:35:21,704 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-07-20 05:35:21,727 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 05:35:21,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 05:35:21,728 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 05:35:21,728 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 05:35:21,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 05:35:21,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 05:35:21,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 05:35:21,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 05:35:21,729 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 05:35:21,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 05:35:21,730 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-20 05:35:21,730 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 05:35:21,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 05:35:21,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-20 05:35:21,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 05:35:21,731 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 05:35:21,731 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 05:35:21,731 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 05:35:21,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 05:35:21,731 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 05:35:21,732 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-20 05:35:21,732 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 05:35:21,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 05:35:21,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 05:35:21,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 05:35:21,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 05:35:21,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 05:35:21,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 05:35:21,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 05:35:21,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 05:35:21,733 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2022-07-20 05:35:21,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 05:35:21,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 05:35:21,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 05:35:21,961 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 05:35:21,962 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 05:35:21,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-20 05:35:22,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/334c37cd7/fef5ad64512c4512b8df6cff86b35481/FLAG0f2fa6757 [2022-07-20 05:35:22,415 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 05:35:22,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-20 05:35:22,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/334c37cd7/fef5ad64512c4512b8df6cff86b35481/FLAG0f2fa6757 [2022-07-20 05:35:22,814 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/334c37cd7/fef5ad64512c4512b8df6cff86b35481 [2022-07-20 05:35:22,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 05:35:22,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 05:35:22,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 05:35:22,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 05:35:22,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 05:35:22,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:35:22" (1/1) ... [2022-07-20 05:35:22,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec773e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:35:22, skipping insertion in model container [2022-07-20 05:35:22,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:35:22" (1/1) ... [2022-07-20 05:35:22,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 05:35:22,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 05:35:23,083 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-20 05:35:23,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@45b3ad46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:35:23, skipping insertion in model container [2022-07-20 05:35:23,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 05:35:23,085 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 05:35:23,086 INFO L158 Benchmark]: Toolchain (without parser) took 265.14ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 47.7MB in the beginning and 91.5MB in the end (delta: -43.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-20 05:35:23,087 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 18.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 05:35:23,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.57ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 47.5MB in the beginning and 91.5MB in the end (delta: -44.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-20 05:35:23,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 18.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.57ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 47.5MB in the beginning and 91.5MB in the end (delta: -44.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit-5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 05:35:24,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 05:35:24,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 05:35:24,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 05:35:24,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 05:35:24,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 05:35:24,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 05:35:24,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 05:35:24,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 05:35:24,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 05:35:24,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 05:35:24,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 05:35:24,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 05:35:24,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 05:35:24,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 05:35:24,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 05:35:24,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 05:35:24,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 05:35:24,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 05:35:24,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 05:35:24,671 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 05:35:24,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 05:35:24,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 05:35:24,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 05:35:24,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 05:35:24,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 05:35:24,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 05:35:24,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 05:35:24,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 05:35:24,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 05:35:24,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 05:35:24,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 05:35:24,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 05:35:24,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 05:35:24,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 05:35:24,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 05:35:24,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 05:35:24,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 05:35:24,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 05:35:24,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 05:35:24,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 05:35:24,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 05:35:24,695 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-07-20 05:35:24,714 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 05:35:24,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 05:35:24,715 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 05:35:24,716 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 05:35:24,716 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 05:35:24,716 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 05:35:24,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 05:35:24,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 05:35:24,717 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 05:35:24,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 05:35:24,718 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-20 05:35:24,718 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 05:35:24,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 05:35:24,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-20 05:35:24,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 05:35:24,719 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 05:35:24,719 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 05:35:24,719 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 05:35:24,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 05:35:24,720 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 05:35:24,720 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 05:35:24,720 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 05:35:24,720 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-20 05:35:24,720 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 05:35:24,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 05:35:24,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 05:35:24,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 05:35:24,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 05:35:24,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 05:35:24,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 05:35:24,722 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 05:35:24,722 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 05:35:24,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 05:35:24,722 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2022-07-20 05:35:25,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 05:35:25,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 05:35:25,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 05:35:25,042 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 05:35:25,043 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 05:35:25,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-20 05:35:25,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6489f221f/02a41f8e75e940bfb26bdfc600ad1dde/FLAGbdff7c6a4 [2022-07-20 05:35:25,498 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 05:35:25,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-20 05:35:25,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6489f221f/02a41f8e75e940bfb26bdfc600ad1dde/FLAGbdff7c6a4 [2022-07-20 05:35:25,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6489f221f/02a41f8e75e940bfb26bdfc600ad1dde [2022-07-20 05:35:25,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 05:35:25,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 05:35:25,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 05:35:25,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 05:35:25,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 05:35:25,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:35:25" (1/1) ... [2022-07-20 05:35:25,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ce567c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:35:25, skipping insertion in model container [2022-07-20 05:35:25,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:35:25" (1/1) ... [2022-07-20 05:35:25,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 05:35:25,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 05:35:25,824 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-20 05:35:25,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f412c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:35:25, skipping insertion in model container [2022-07-20 05:35:25,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 05:35:25,826 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 05:35:25,828 INFO L158 Benchmark]: Toolchain (without parser) took 307.21ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.7MB in the beginning and 49.6MB in the end (delta: -18.8MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-07-20 05:35:25,829 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 05:35:25,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.12ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.6MB in the beginning and 49.6MB in the end (delta: -19.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-07-20 05:35:25,832 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.12ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.6MB in the beginning and 49.6MB in the end (delta: -19.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN