./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY --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 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:21:53,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:21:53,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:21:53,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:21:53,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:21:53,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:21:53,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:21:53,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:21:53,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:21:53,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:21:53,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:21:53,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:21:53,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:21:53,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:21:53,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:21:53,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:21:53,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:21:53,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:21:53,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:21:53,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:21:53,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:21:53,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:21:53,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:21:53,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:21:53,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:21:53,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:21:53,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:21:53,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:21:53,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:21:53,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:21:53,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:21:53,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:21:53,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:21:53,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:21:53,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:21:53,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:21:53,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:21:53,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:21:53,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:21:53,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:21:53,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:21:53,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-11-07 08:21:53,720 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:21:53,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:21:53,722 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:21:53,722 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:21:53,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:21:53,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:21:53,725 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:21:53,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:21:53,729 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:21:53,730 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 08:21:53,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:21:53,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:21:53,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:21:53,732 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 08:21:53,732 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 08:21:53,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 08:21:53,733 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 08:21:53,734 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:21:53,734 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:21:53,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:21:53,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:21:53,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 08:21:53,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:21:53,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:21:53,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 08:21:53,738 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:21:53,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 08:21:53,739 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:21:53,739 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_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-11-07 08:21:54,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:21:54,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:21:54,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:21:54,145 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:21:54,147 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:21:54,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-11-07 08:21:54,248 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data/b92779df7/268ce376c4a947d2a54d774d0f8e3be0/FLAG371eb8800 [2021-11-07 08:21:54,877 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:21:54,884 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/sv-benchmarks/c/memsafety/global-atexit.i [2021-11-07 08:21:54,906 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data/b92779df7/268ce376c4a947d2a54d774d0f8e3be0/FLAG371eb8800 [2021-11-07 08:21:55,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data/b92779df7/268ce376c4a947d2a54d774d0f8e3be0 [2021-11-07 08:21:55,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:21:55,145 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-07 08:21:55,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:21:55,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:21:55,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:21:55,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:21:55" (1/1) ... [2021-11-07 08:21:55,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dca1b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:21:55, skipping insertion in model container [2021-11-07 08:21:55,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:21:55" (1/1) ... [2021-11-07 08:21:55,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:21:55,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:21:55,704 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-07 08:21:55,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6754a4c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:21:55, skipping insertion in model container [2021-11-07 08:21:55,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:21:55,707 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-07 08:21:55,711 INFO L168 Benchmark]: Toolchain (without parser) took 563.79 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 50.5 MB in the beginning and 88.9 MB in the end (delta: -38.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 08:21:55,713 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 88.1 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:21:55,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 560.11 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 50.3 MB in the beginning and 88.9 MB in the end (delta: -38.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 08:21:55,720 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 88.1 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 560.11 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 50.3 MB in the beginning and 88.9 MB in the end (delta: -38.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY --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 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:21:58,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:21:58,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:21:58,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:21:58,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:21:58,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:21:58,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:21:58,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:21:58,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:21:58,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:21:58,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:21:58,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:21:58,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:21:58,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:21:58,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:21:58,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:21:58,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:21:58,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:21:58,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:21:58,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:21:58,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:21:58,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:21:58,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:21:58,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:21:58,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:21:58,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:21:58,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:21:58,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:21:58,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:21:58,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:21:58,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:21:58,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:21:58,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:21:58,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:21:58,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:21:58,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:21:58,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:21:58,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:21:58,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:21:58,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:21:58,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:21:58,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-11-07 08:21:58,910 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:21:58,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:21:58,911 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:21:58,912 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:21:58,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:21:58,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:21:58,915 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:21:58,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:21:58,915 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:21:58,916 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 08:21:58,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:21:58,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:21:58,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:21:58,918 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 08:21:58,918 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 08:21:58,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 08:21:58,918 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 08:21:58,919 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 08:21:58,919 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 08:21:58,919 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:21:58,920 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:21:58,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:21:58,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:21:58,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 08:21:58,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:21:58,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:21:58,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 08:21:58,922 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 08:21:58,922 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 08:21:58,922 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:21:58,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 08:21:58,923 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_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-11-07 08:21:59,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:21:59,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:21:59,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:21:59,391 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:21:59,392 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:21:59,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-11-07 08:21:59,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data/99baf6e8d/034d5b2cb7d748929fcc988b271d8f1f/FLAG085e4528b [2021-11-07 08:22:00,161 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:22:00,163 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/sv-benchmarks/c/memsafety/global-atexit.i [2021-11-07 08:22:00,180 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data/99baf6e8d/034d5b2cb7d748929fcc988b271d8f1f/FLAG085e4528b [2021-11-07 08:22:00,427 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c4969b-12fe-4b8a-adb2-1b1965a7a004/bin/uautomizer-AkOaLMaTGY/data/99baf6e8d/034d5b2cb7d748929fcc988b271d8f1f [2021-11-07 08:22:00,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:22:00,432 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-07 08:22:00,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:22:00,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:22:00,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:22:00,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:22:00" (1/1) ... [2021-11-07 08:22:00,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39089336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:22:00, skipping insertion in model container [2021-11-07 08:22:00,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:22:00" (1/1) ... [2021-11-07 08:22:00,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:22:00,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:22:00,807 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-07 08:22:00,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19b5e2eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:22:00, skipping insertion in model container [2021-11-07 08:22:00,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:22:00,808 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-07 08:22:00,812 INFO L168 Benchmark]: Toolchain (without parser) took 377.89 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 25.7 MB in the beginning and 43.3 MB in the end (delta: -17.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2021-11-07 08:22:00,813 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 50.3 MB. Free memory is still 31.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:22:00,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.04 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 25.5 MB in the beginning and 43.6 MB in the end (delta: -18.1 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2021-11-07 08:22:00,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 50.3 MB. Free memory is still 31.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 375.04 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 25.5 MB in the beginning and 43.6 MB in the end (delta: -18.1 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN