./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt --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_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt --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 0.2.1-dev-4e77c04 [2021-10-13 00:31:03,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:31:03,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:31:03,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:31:03,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:31:03,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:31:03,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:31:03,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:31:03,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:31:03,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:31:03,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:31:03,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:31:03,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:31:03,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:31:03,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:31:03,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:31:03,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:31:03,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:31:03,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:31:03,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:31:03,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:31:03,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:31:03,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:31:03,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:31:03,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:31:03,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:31:03,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:31:03,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:31:03,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:31:03,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:31:03,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:31:03,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:31:03,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:31:03,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:31:03,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:31:03,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:31:03,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:31:03,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:31:03,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:31:03,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:31:03,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:31:03,750 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-10-13 00:31:03,799 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:31:03,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:31:03,801 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:31:03,801 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:31:03,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:31:03,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:31:03,809 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:31:03,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:31:03,810 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:31:03,810 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:31:03,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:31:03,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:31:03,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:31:03,812 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:31:03,812 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:31:03,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:31:03,812 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:31:03,813 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:31:03,813 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:31:03,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:31:03,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:31:03,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:31:03,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:31:03,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:31:03,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:31:03,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:31:03,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:31:03,815 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:31:03,815 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_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-10-13 00:31:04,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:31:04,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:31:04,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:31:04,165 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:31:04,167 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:31:04,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-13 00:31:04,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data/cba8ef88b/5af608b91c47493b8989bde458c5c4a0/FLAGa97853ead [2021-10-13 00:31:04,822 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:31:04,823 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-13 00:31:04,845 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data/cba8ef88b/5af608b91c47493b8989bde458c5c4a0/FLAGa97853ead [2021-10-13 00:31:05,103 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data/cba8ef88b/5af608b91c47493b8989bde458c5c4a0 [2021-10-13 00:31:05,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:31:05,107 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:31:05,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:31:05,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:31:05,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:31:05,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:31:05" (1/1) ... [2021-10-13 00:31:05,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aecf65f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:31:05, skipping insertion in model container [2021-10-13 00:31:05,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:31:05" (1/1) ... [2021-10-13 00:31:05,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:31:05,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:31:05,458 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-13 00:31:05,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12ec7865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:31:05, skipping insertion in model container [2021-10-13 00:31:05,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:31:05,459 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:31:05,461 INFO L168 Benchmark]: Toolchain (without parser) took 353.63 ms. Allocated memory is still 96.5 MB. Free memory was 61.1 MB in the beginning and 71.4 MB in the end (delta: -10.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:31:05,462 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 96.5 MB. Free memory was 65.8 MB in the beginning and 65.7 MB in the end (delta: 27.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:31:05,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.88 ms. Allocated memory is still 96.5 MB. Free memory was 60.9 MB in the beginning and 71.4 MB in the end (delta: -10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:31:05,465 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 96.5 MB. Free memory was 65.8 MB in the beginning and 65.7 MB in the end (delta: 27.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 350.88 ms. Allocated memory is still 96.5 MB. Free memory was 60.9 MB in the beginning and 71.4 MB in the end (delta: -10.5 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 0.2.1-dev-4e77c04 [2021-10-13 00:31:07,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:31:07,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:31:07,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:31:07,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:31:07,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:31:07,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:31:07,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:31:07,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:31:07,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:31:07,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:31:07,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:31:07,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:31:07,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:31:07,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:31:07,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:31:07,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:31:07,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:31:07,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:31:07,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:31:07,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:31:07,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:31:07,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:31:07,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:31:07,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:31:07,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:31:07,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:31:07,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:31:07,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:31:07,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:31:07,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:31:07,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:31:07,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:31:07,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:31:07,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:31:07,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:31:07,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:31:07,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:31:07,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:31:07,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:31:07,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:31:07,797 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-10-13 00:31:07,822 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:31:07,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:31:07,822 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:31:07,823 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:31:07,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:31:07,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:31:07,824 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:31:07,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:31:07,825 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:31:07,825 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:31:07,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:31:07,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:31:07,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:31:07,826 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:31:07,826 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:31:07,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:31:07,827 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:31:07,827 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:31:07,827 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:31:07,827 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:31:07,828 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:31:07,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:31:07,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:31:07,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:31:07,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:31:07,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:31:07,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:31:07,829 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:31:07,830 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:31:07,830 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:31:07,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:31:07,830 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_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-10-13 00:31:08,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:31:08,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:31:08,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:31:08,200 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:31:08,200 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:31:08,201 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-13 00:31:08,274 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data/c8ff0ddd3/1d8385a0d9884328b86eb81ee03c6031/FLAG1064d806e [2021-10-13 00:31:08,909 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:31:08,910 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-13 00:31:08,927 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data/c8ff0ddd3/1d8385a0d9884328b86eb81ee03c6031/FLAG1064d806e [2021-10-13 00:31:09,185 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7d65a-080f-48f6-9766-b53b9f13a16f/bin/uautomizer-WNIpwEf4Nt/data/c8ff0ddd3/1d8385a0d9884328b86eb81ee03c6031 [2021-10-13 00:31:09,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:31:09,188 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:31:09,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:31:09,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:31:09,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:31:09,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:31:09" (1/1) ... [2021-10-13 00:31:09,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a4bae60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:31:09, skipping insertion in model container [2021-10-13 00:31:09,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:31:09" (1/1) ... [2021-10-13 00:31:09,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:31:09,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:31:09,597 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-13 00:31:09,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@646e9831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:31:09, skipping insertion in model container [2021-10-13 00:31:09,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:31:09,598 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:31:09,600 INFO L168 Benchmark]: Toolchain (without parser) took 410.33 ms. Allocated memory is still 77.6 MB. Free memory was 59.9 MB in the beginning and 60.1 MB in the end (delta: -237.6 kB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:31:09,600 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 77.6 MB. Free memory is still 58.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:31:09,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.21 ms. Allocated memory is still 77.6 MB. Free memory was 59.7 MB in the beginning and 60.1 MB in the end (delta: -400.8 kB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:31:09,603 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 77.6 MB. Free memory is still 58.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 408.21 ms. Allocated memory is still 77.6 MB. Free memory was 59.7 MB in the beginning and 60.1 MB in the end (delta: -400.8 kB). Peak memory consumption was 11.3 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...