./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD --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 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 ............................................................................................................................... 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_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD --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 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 00:01:11,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 00:01:11,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 00:01:11,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 00:01:11,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 00:01:11,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 00:01:11,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 00:01:11,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 00:01:11,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 00:01:11,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 00:01:11,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 00:01:11,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 00:01:11,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 00:01:11,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 00:01:11,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 00:01:11,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 00:01:11,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 00:01:11,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 00:01:11,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 00:01:11,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 00:01:11,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 00:01:11,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 00:01:11,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 00:01:11,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 00:01:11,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 00:01:11,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 00:01:11,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 00:01:11,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 00:01:11,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 00:01:11,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 00:01:11,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 00:01:11,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 00:01:11,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 00:01:11,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 00:01:11,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 00:01:11,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 00:01:11,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 00:01:11,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 00:01:11,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 00:01:11,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 00:01:11,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 00:01:11,406 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-10-29 00:01:11,451 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 00:01:11,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 00:01:11,453 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-29 00:01:11,453 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-29 00:01:11,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 00:01:11,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 00:01:11,455 INFO L138 SettingsManager]: * Use SBE=true [2021-10-29 00:01:11,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 00:01:11,455 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 00:01:11,455 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 00:01:11,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 00:01:11,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 00:01:11,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 00:01:11,456 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 00:01:11,457 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 00:01:11,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 00:01:11,457 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 00:01:11,457 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 00:01:11,458 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 00:01:11,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 00:01:11,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 00:01:11,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 00:01:11,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 00:01:11,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 00:01:11,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 00:01:11,459 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-29 00:01:11,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 00:01:11,460 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 00:01:11,460 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_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2021-10-29 00:01:11,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 00:01:11,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 00:01:11,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 00:01:11,810 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 00:01:11,811 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 00:01:11,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2021-10-29 00:01:11,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data/d2c36d476/9c8f16f399c44bc8b9039067abb72dcf/FLAG7846c4969 [2021-10-29 00:01:12,517 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 00:01:12,517 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/sv-benchmarks/c/memsafety/global-atexit-1.i [2021-10-29 00:01:12,537 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data/d2c36d476/9c8f16f399c44bc8b9039067abb72dcf/FLAG7846c4969 [2021-10-29 00:01:12,837 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data/d2c36d476/9c8f16f399c44bc8b9039067abb72dcf [2021-10-29 00:01:12,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 00:01:12,841 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-29 00:01:12,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 00:01:12,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 00:01:12,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 00:01:12,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:01:12" (1/1) ... [2021-10-29 00:01:12,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6c8abd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:12, skipping insertion in model container [2021-10-29 00:01:12,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:01:12" (1/1) ... [2021-10-29 00:01:12,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 00:01:12,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 00:01:13,258 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2021-10-29 00:01:13,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e01064d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:13, skipping insertion in model container [2021-10-29 00:01:13,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 00:01:13,262 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-29 00:01:13,265 INFO L168 Benchmark]: Toolchain (without parser) took 421.86 ms. Allocated memory is still 86.0 MB. Free memory was 53.6 MB in the beginning and 43.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 00:01:13,267 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 00:01:13,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 416.06 ms. Allocated memory is still 86.0 MB. Free memory was 53.4 MB in the beginning and 43.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 00:01:13,271 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 416.06 ms. Allocated memory is still 86.0 MB. Free memory was 53.4 MB in the beginning and 43.6 MB in the end (delta: 9.8 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: 566]: Unsupported Syntax Unsupported function: _Exit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 00:01:15,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 00:01:15,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 00:01:15,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 00:01:15,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 00:01:15,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 00:01:15,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 00:01:15,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 00:01:15,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 00:01:15,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 00:01:15,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 00:01:15,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 00:01:15,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 00:01:15,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 00:01:15,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 00:01:15,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 00:01:15,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 00:01:15,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 00:01:15,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 00:01:15,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 00:01:15,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 00:01:15,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 00:01:15,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 00:01:15,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 00:01:15,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 00:01:15,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 00:01:15,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 00:01:15,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 00:01:15,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 00:01:15,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 00:01:15,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 00:01:15,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 00:01:15,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 00:01:15,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 00:01:15,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 00:01:15,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 00:01:15,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 00:01:15,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 00:01:15,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 00:01:15,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 00:01:15,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 00:01:15,760 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-10-29 00:01:15,791 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 00:01:15,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 00:01:15,792 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-29 00:01:15,792 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-29 00:01:15,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 00:01:15,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 00:01:15,793 INFO L138 SettingsManager]: * Use SBE=true [2021-10-29 00:01:15,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 00:01:15,794 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 00:01:15,794 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 00:01:15,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 00:01:15,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 00:01:15,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 00:01:15,795 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 00:01:15,796 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 00:01:15,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 00:01:15,796 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 00:01:15,796 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 00:01:15,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 00:01:15,797 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 00:01:15,797 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 00:01:15,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 00:01:15,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 00:01:15,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 00:01:15,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 00:01:15,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 00:01:15,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 00:01:15,799 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-29 00:01:15,799 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 00:01:15,799 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 00:01:15,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 00:01:15,800 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_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2021-10-29 00:01:16,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 00:01:16,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 00:01:16,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 00:01:16,242 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 00:01:16,243 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 00:01:16,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2021-10-29 00:01:16,314 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data/af7a125e0/2fa57af45b7c401ba35b27ff44038946/FLAG98d409849 [2021-10-29 00:01:17,026 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 00:01:17,026 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/sv-benchmarks/c/memsafety/global-atexit-1.i [2021-10-29 00:01:17,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data/af7a125e0/2fa57af45b7c401ba35b27ff44038946/FLAG98d409849 [2021-10-29 00:01:17,266 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbab556c-3c92-4296-a928-6b2037e50b87/bin/uautomizer-GMMbpWq8iD/data/af7a125e0/2fa57af45b7c401ba35b27ff44038946 [2021-10-29 00:01:17,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 00:01:17,270 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-29 00:01:17,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 00:01:17,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 00:01:17,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 00:01:17,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:01:17" (1/1) ... [2021-10-29 00:01:17,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57bc0ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:17, skipping insertion in model container [2021-10-29 00:01:17,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:01:17" (1/1) ... [2021-10-29 00:01:17,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 00:01:17,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 00:01:17,755 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2021-10-29 00:01:17,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24ae14a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:17, skipping insertion in model container [2021-10-29 00:01:17,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 00:01:17,757 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-29 00:01:17,760 INFO L168 Benchmark]: Toolchain (without parser) took 488.52 ms. Allocated memory is still 67.1 MB. Free memory was 46.3 MB in the beginning and 50.2 MB in the end (delta: -3.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 00:01:17,761 INFO L168 Benchmark]: CDTParser took 2.23 ms. Allocated memory is still 67.1 MB. Free memory is still 48.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 00:01:17,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.90 ms. Allocated memory is still 67.1 MB. Free memory was 46.1 MB in the beginning and 50.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 00:01:17,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 ms. Allocated memory is still 67.1 MB. Free memory is still 48.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 485.90 ms. Allocated memory is still 67.1 MB. Free memory was 46.1 MB in the beginning and 50.4 MB in the end (delta: -4.3 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: 566]: Unsupported Syntax Unsupported function: _Exit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...