./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:55:48,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:55:48,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:55:48,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:55:48,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:55:48,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:55:48,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:55:48,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:55:48,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:55:48,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:55:48,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:55:48,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:55:48,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:55:48,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:55:48,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:55:48,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:55:48,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:55:48,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:55:48,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:55:48,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:55:48,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:55:48,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:55:48,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:55:48,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:55:48,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:55:48,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:55:48,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:55:48,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:55:48,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:55:48,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:55:48,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:55:48,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:55:48,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:55:48,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:55:48,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:55:48,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:55:48,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:55:48,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:55:48,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:55:48,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:55:48,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:55:48,753 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2020-11-29 18:55:48,799 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:55:48,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:55:48,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:55:48,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:55:48,801 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:55:48,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:55:48,802 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:55:48,802 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:55:48,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:55:48,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:55:48,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:55:48,803 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:55:48,803 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:55:48,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:55:48,804 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:55:48,804 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:55:48,804 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:55:48,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:55:48,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:55:48,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:55:48,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:55:48,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:55:48,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:55:48,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:55:48,806 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:55:48,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:55:48,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:55:48,807 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:/tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2020-11-29 18:55:49,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:55:49,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:55:49,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:55:49,079 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:55:49,085 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:55:49,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/../../sv-benchmarks/c/memsafety/global-atexit.i [2020-11-29 18:55:49,164 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data/33aced0ae/9beed806f8e7405a87e4e47ac6a6e761/FLAGee0ac0cd5 [2020-11-29 18:55:49,618 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:55:49,620 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/sv-benchmarks/c/memsafety/global-atexit.i [2020-11-29 18:55:49,644 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data/33aced0ae/9beed806f8e7405a87e4e47ac6a6e761/FLAGee0ac0cd5 [2020-11-29 18:55:49,978 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data/33aced0ae/9beed806f8e7405a87e4e47ac6a6e761 [2020-11-29 18:55:49,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:55:49,982 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 18:55:49,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:55:49,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:55:49,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:55:49,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:55:49" (1/1) ... [2020-11-29 18:55:49,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5149978a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:49, skipping insertion in model container [2020-11-29 18:55:49,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:55:49" (1/1) ... [2020-11-29 18:55:49,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:55:50,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:55:50,314 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-11-29 18:55:50,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@141a57b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:50, skipping insertion in model container [2020-11-29 18:55:50,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:55:50,315 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 18:55:50,317 INFO L168 Benchmark]: Toolchain (without parser) took 334.65 ms. Allocated memory is still 111.1 MB. Free memory was 80.5 MB in the beginning and 88.2 MB in the end (delta: -7.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:55:50,318 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:55:50,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.55 ms. Allocated memory is still 111.1 MB. Free memory was 80.2 MB in the beginning and 88.2 MB in the end (delta: -8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:55:50,320 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 330.55 ms. Allocated memory is still 111.1 MB. Free memory was 80.2 MB in the beginning and 88.2 MB in the end (delta: -8.0 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:55:52,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:55:52,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:55:52,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:55:52,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:55:52,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:55:52,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:55:52,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:55:52,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:55:52,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:55:52,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:55:52,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:55:52,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:55:52,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:55:52,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:55:52,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:55:52,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:55:52,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:55:52,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:55:52,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:55:52,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:55:52,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:55:52,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:55:52,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:55:52,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:55:52,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:55:52,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:55:52,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:55:52,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:55:52,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:55:52,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:55:52,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:55:52,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:55:52,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:55:52,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:55:52,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:55:52,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:55:52,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:55:52,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:55:52,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:55:52,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:55:52,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2020-11-29 18:55:52,711 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:55:52,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:55:52,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:55:52,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:55:52,714 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:55:52,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:55:52,714 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:55:52,714 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:55:52,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:55:52,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:55:52,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:55:52,716 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:55:52,716 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:55:52,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:55:52,717 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:55:52,717 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:55:52,717 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:55:52,717 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:55:52,718 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:55:52,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:55:52,718 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:55:52,718 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:55:52,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:55:52,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:55:52,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:55:52,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:55:52,719 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 18:55:52,720 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:55:52,720 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:55:52,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:55:52,720 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-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2020-11-29 18:55:53,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:55:53,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:55:53,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:55:53,134 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:55:53,135 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:55:53,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/../../sv-benchmarks/c/memsafety/global-atexit.i [2020-11-29 18:55:53,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data/b63d583cd/2f48285cfd32471486e270708853dd0e/FLAGb49731049 [2020-11-29 18:55:53,732 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:55:53,733 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/sv-benchmarks/c/memsafety/global-atexit.i [2020-11-29 18:55:53,747 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data/b63d583cd/2f48285cfd32471486e270708853dd0e/FLAGb49731049 [2020-11-29 18:55:54,037 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e94ee6c0-040b-4964-8978-9e4a969348d4/bin/uautomizer/data/b63d583cd/2f48285cfd32471486e270708853dd0e [2020-11-29 18:55:54,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:55:54,041 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 18:55:54,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:55:54,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:55:54,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:55:54,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:55:54" (1/1) ... [2020-11-29 18:55:54,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18986cb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:54, skipping insertion in model container [2020-11-29 18:55:54,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:55:54" (1/1) ... [2020-11-29 18:55:54,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:55:54,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:55:54,455 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-11-29 18:55:54,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@657663a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:54, skipping insertion in model container [2020-11-29 18:55:54,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:55:54,458 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 18:55:54,459 INFO L168 Benchmark]: Toolchain (without parser) took 416.83 ms. Allocated memory is still 56.6 MB. Free memory was 33.8 MB in the beginning and 23.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:55:54,460 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 56.6 MB. Free memory was 38.3 MB in the beginning and 38.2 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:55:54,461 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.16 ms. Allocated memory is still 56.6 MB. Free memory was 33.7 MB in the beginning and 23.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:55:54,464 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 56.6 MB. Free memory was 38.3 MB in the beginning and 38.2 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 412.16 ms. Allocated memory is still 56.6 MB. Free memory was 33.7 MB in the beginning and 23.5 MB in the end (delta: 10.2 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...