./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:32:09,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:32:09,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:32:09,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:32:09,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:32:09,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:32:09,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:32:09,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:32:09,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:32:09,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:32:09,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:32:09,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:32:09,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:32:09,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:32:09,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:32:09,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:32:09,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:32:09,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:32:09,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:32:09,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:32:09,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:32:09,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:32:09,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:32:09,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:32:09,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:32:09,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:32:09,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:32:09,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:32:09,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:32:09,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:32:09,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:32:09,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:32:09,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:32:09,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:32:09,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:32:09,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:32:09,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:32:09,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:32:09,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:32:09,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:32:09,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:32:09,807 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-10-24 10:32:09,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:32:09,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:32:09,852 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:32:09,858 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:32:09,859 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:32:09,859 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:32:09,859 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:32:09,860 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:32:09,860 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:32:09,860 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:32:09,861 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:32:09,861 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:32:09,862 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:32:09,862 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:32:09,862 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:32:09,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 10:32:09,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 10:32:09,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:32:09,864 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:32:09,864 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-24 10:32:09,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:32:09,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:32:09,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:32:09,865 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-24 10:32:09,866 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-24 10:32:09,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:32:09,867 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:32:09,868 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:32:09,868 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:32:09,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:32:09,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:32:09,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:32:09,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:32:09,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:32:09,870 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:32:09,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:32:09,870 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:32:09,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:32:09,871 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-10-24 10:32:10,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:32:10,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:32:10,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:32:10,199 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:32:10,200 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:32:10,201 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-10-24 10:32:10,277 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data/1886f58bd/9ae35567a0d549de9629212be541e803/FLAG9c34f992b [2021-10-24 10:32:10,838 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:32:10,839 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-10-24 10:32:10,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data/1886f58bd/9ae35567a0d549de9629212be541e803/FLAG9c34f992b [2021-10-24 10:32:11,153 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data/1886f58bd/9ae35567a0d549de9629212be541e803 [2021-10-24 10:32:11,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:32:11,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:32:11,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:32:11,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:32:11,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:32:11,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:32:11" (1/1) ... [2021-10-24 10:32:11,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbd7763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:32:11, skipping insertion in model container [2021-10-24 10:32:11,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:32:11" (1/1) ... [2021-10-24 10:32:11,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:32:11,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:32:11,514 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-24 10:32:11,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@218b2b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:32:11, skipping insertion in model container [2021-10-24 10:32:11,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:32:11,515 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:32:11,517 INFO L168 Benchmark]: Toolchain (without parser) took 355.40 ms. Allocated memory is still 96.5 MB. Free memory was 60.4 MB in the beginning and 73.3 MB in the end (delta: -12.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:32:11,518 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 77.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:32:11,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.33 ms. Allocated memory is still 96.5 MB. Free memory was 60.2 MB in the beginning and 73.3 MB in the end (delta: -13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:32:11,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 77.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 350.33 ms. Allocated memory is still 96.5 MB. Free memory was 60.2 MB in the beginning and 73.3 MB in the end (delta: -13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:32:13,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:32:13,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:32:13,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:32:13,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:32:13,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:32:13,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:32:13,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:32:13,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:32:13,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:32:13,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:32:13,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:32:13,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:32:13,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:32:13,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:32:13,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:32:13,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:32:13,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:32:13,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:32:13,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:32:13,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:32:13,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:32:13,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:32:13,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:32:13,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:32:13,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:32:13,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:32:13,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:32:13,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:32:13,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:32:13,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:32:13,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:32:13,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:32:13,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:32:13,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:32:13,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:32:13,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:32:13,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:32:13,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:32:13,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:32:13,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:32:13,841 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-10-24 10:32:13,886 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:32:13,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:32:13,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:32:13,888 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:32:13,889 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:32:13,889 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:32:13,889 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:32:13,889 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:32:13,890 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:32:13,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 10:32:13,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 10:32:13,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:32:13,892 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:32:13,893 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-24 10:32:13,893 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:32:13,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:32:13,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:32:13,893 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-24 10:32:13,894 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-24 10:32:13,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:32:13,894 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:32:13,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:32:13,895 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:32:13,895 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:32:13,895 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:32:13,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:32:13,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:32:13,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:32:13,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:32:13,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:32:13,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:32:13,897 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:32:13,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:32:13,897 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:32:13,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:32:13,898 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-10-24 10:32:14,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:32:14,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:32:14,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:32:14,314 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:32:14,315 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:32:14,316 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-10-24 10:32:14,385 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data/3e41f51b4/b3fa6fb7575f46ed8981ddd9c889b884/FLAGad9c854cc [2021-10-24 10:32:14,992 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:32:14,993 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-10-24 10:32:15,009 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data/3e41f51b4/b3fa6fb7575f46ed8981ddd9c889b884/FLAGad9c854cc [2021-10-24 10:32:15,274 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b617c65b-d866-4300-b583-b92dd4d0a9f3/bin/utaipan-9zjyvhn0QE/data/3e41f51b4/b3fa6fb7575f46ed8981ddd9c889b884 [2021-10-24 10:32:15,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:32:15,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:32:15,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:32:15,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:32:15,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:32:15,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:32:15" (1/1) ... [2021-10-24 10:32:15,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48929d8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:32:15, skipping insertion in model container [2021-10-24 10:32:15,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:32:15" (1/1) ... [2021-10-24 10:32:15,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:32:15,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:32:15,759 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-24 10:32:15,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32825eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:32:15, skipping insertion in model container [2021-10-24 10:32:15,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:32:15,763 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:32:15,765 INFO L168 Benchmark]: Toolchain (without parser) took 484.53 ms. Allocated memory is still 62.9 MB. Free memory was 41.3 MB in the beginning and 44.6 MB in the end (delta: -3.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:32:15,767 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 62.9 MB. Free memory is still 43.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:32:15,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 480.44 ms. Allocated memory is still 62.9 MB. Free memory was 41.0 MB in the beginning and 44.6 MB in the end (delta: -3.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:32:15,772 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 62.9 MB. Free memory is still 43.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 480.44 ms. Allocated memory is still 62.9 MB. Free memory was 41.0 MB in the beginning and 44.6 MB in the end (delta: -3.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * 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...