./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8 --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:13:18,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:13:18,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:13:18,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:13:18,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:13:18,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:13:18,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:13:18,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:13:18,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:13:18,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:13:18,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:13:18,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:13:18,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:13:18,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:13:18,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:13:18,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:13:18,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:13:18,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:13:18,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:13:18,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:13:18,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:13:18,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:13:18,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:13:18,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:13:18,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:13:18,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:13:18,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:13:18,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:13:18,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:13:18,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:13:18,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:13:18,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:13:18,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:13:18,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:13:18,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:13:18,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:13:18,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:13:18,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:13:18,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:13:18,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:13:18,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:13:18,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-11-07 01:13:18,739 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:13:18,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:13:18,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:13:18,741 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:13:18,741 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:13:18,741 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:13:18,741 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:13:18,742 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:13:18,742 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:13:18,742 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:13:18,743 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:13:18,743 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:13:18,743 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:13:18,744 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:13:18,744 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:13:18,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:13:18,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:13:18,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:13:18,745 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:13:18,745 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:13:18,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:13:18,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:13:18,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:13:18,746 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:13:18,746 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:13:18,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:13:18,748 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:13:18,748 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:13:18,748 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:13:18,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:13:18,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:13:18,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:13:18,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:13:18,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:13:18,750 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:13:18,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:13:18,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:13:18,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:13:18,750 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_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-11-07 01:13:19,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:13:19,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:13:19,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:13:19,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:13:19,088 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:13:19,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-11-07 01:13:19,175 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data/c448194e7/36a614ea78124664bceb33211f2a2ba6/FLAG92c4dbea1 [2021-11-07 01:13:19,750 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:13:19,750 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-11-07 01:13:19,764 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data/c448194e7/36a614ea78124664bceb33211f2a2ba6/FLAG92c4dbea1 [2021-11-07 01:13:20,160 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data/c448194e7/36a614ea78124664bceb33211f2a2ba6 [2021-11-07 01:13:20,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:13:20,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:13:20,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:13:20,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:13:20,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:13:20,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:20" (1/1) ... [2021-11-07 01:13:20,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e02a934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:20, skipping insertion in model container [2021-11-07 01:13:20,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:20" (1/1) ... [2021-11-07 01:13:20,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:13:20,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:13:20,541 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-07 01:13:20,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61a2f882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:20, skipping insertion in model container [2021-11-07 01:13:20,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:13:20,543 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:13:20,545 INFO L168 Benchmark]: Toolchain (without parser) took 378.03 ms. Allocated memory is still 123.7 MB. Free memory was 80.4 MB in the beginning and 94.5 MB in the end (delta: -14.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:20,545 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 123.7 MB. Free memory is still 98.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:13:20,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.22 ms. Allocated memory is still 123.7 MB. Free memory was 80.2 MB in the beginning and 94.5 MB in the end (delta: -14.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:20,548 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 123.7 MB. Free memory is still 98.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 371.22 ms. Allocated memory is still 123.7 MB. Free memory was 80.2 MB in the beginning and 94.5 MB in the end (delta: -14.3 MB). Peak memory consumption was 8.4 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... --- 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8 --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:13:22,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:13:22,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:13:22,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:13:22,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:13:22,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:13:22,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:13:22,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:13:22,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:13:22,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:13:22,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:13:22,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:13:22,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:13:22,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:13:22,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:13:22,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:13:22,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:13:22,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:13:22,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:13:22,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:13:22,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:13:22,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:13:22,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:13:22,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:13:22,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:13:22,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:13:22,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:13:22,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:13:22,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:13:22,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:13:22,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:13:22,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:13:22,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:13:22,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:13:22,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:13:22,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:13:22,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:13:22,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:13:22,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:13:22,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:13:22,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:13:22,941 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-11-07 01:13:22,982 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:13:22,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:13:22,984 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:13:22,984 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:13:22,985 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:13:22,985 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:13:22,985 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:13:22,985 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:13:22,985 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:13:22,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:13:22,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:13:22,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:13:22,989 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:13:22,989 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:13:22,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:13:22,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:13:22,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:13:22,990 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:13:22,990 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:13:22,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:13:22,990 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:13:22,990 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:13:22,991 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:13:22,991 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:13:22,991 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:13:22,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:13:22,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:13:22,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:13:22,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:13:22,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:13:22,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:13:22,992 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:13:22,993 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:13:22,993 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:13:22,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:13:22,993 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_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-11-07 01:13:23,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:13:23,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:13:23,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:13:23,402 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:13:23,403 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:13:23,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-11-07 01:13:23,488 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data/67a43064e/cf86d76c3bb44d01b499ea595e82c7b1/FLAG2019b698d [2021-11-07 01:13:24,199 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:13:24,200 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-11-07 01:13:24,223 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data/67a43064e/cf86d76c3bb44d01b499ea595e82c7b1/FLAG2019b698d [2021-11-07 01:13:24,466 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0a15b0-6420-4cd0-8692-5cb889c45b3c/bin/utaipan-UUZaoUuFF8/data/67a43064e/cf86d76c3bb44d01b499ea595e82c7b1 [2021-11-07 01:13:24,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:13:24,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:13:24,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:13:24,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:13:24,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:13:24,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:24" (1/1) ... [2021-11-07 01:13:24,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d33568f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:24, skipping insertion in model container [2021-11-07 01:13:24,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:24" (1/1) ... [2021-11-07 01:13:24,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:13:24,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:13:24,923 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-07 01:13:24,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@262d9227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:24, skipping insertion in model container [2021-11-07 01:13:24,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:13:24,927 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:13:24,930 INFO L168 Benchmark]: Toolchain (without parser) took 453.17 ms. Allocated memory is still 73.4 MB. Free memory was 49.8 MB in the beginning and 54.8 MB in the end (delta: -5.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:24,932 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 52.4 MB. Free memory was 32.7 MB in the beginning and 32.6 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:13:24,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 450.43 ms. Allocated memory is still 73.4 MB. Free memory was 49.5 MB in the beginning and 54.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:24,936 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 52.4 MB. Free memory was 32.7 MB in the beginning and 32.6 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 450.43 ms. Allocated memory is still 73.4 MB. Free memory was 49.5 MB in the beginning and 54.8 MB in the end (delta: -5.2 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN