./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.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_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/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_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/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_cd8df820-679f-45cb-b29f-e53258df565f/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 d1b1b34008a1f107ed3f99334cc6076559cadae6 ............................................................................................................................... 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_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/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_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/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_cd8df820-679f-45cb-b29f-e53258df565f/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 d1b1b34008a1f107ed3f99334cc6076559cadae6 .................................................................................................................................. 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 01:11:06,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:11:06,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:11:06,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:11:06,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:11:06,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:11:06,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:11:06,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:11:06,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:11:06,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:11:06,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:11:06,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:11:06,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:11:06,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:11:06,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:11:06,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:11:06,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:11:06,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:11:06,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:11:06,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:11:06,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:11:06,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:11:06,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:11:06,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:11:06,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:11:06,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:11:06,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:11:06,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:11:06,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:11:06,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:11:06,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:11:06,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:11:06,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:11:06,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:11:06,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:11:06,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:11:06,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:11:06,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:11:06,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:11:06,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:11:06,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:11:06,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-10-13 01:11:06,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:11:06,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:11:06,461 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:11:06,466 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:11:06,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:11:06,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:11:06,468 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:11:06,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:11:06,469 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:11:06,469 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 01:11:06,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:11:06,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:11:06,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:11:06,472 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 01:11:06,472 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 01:11:06,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:11:06,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 01:11:06,473 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:11:06,473 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:11:06,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:11:06,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:11:06,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:11:06,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:11:06,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:11:06,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:11:06,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:11:06,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:11:06,476 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:11:06,477 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_cd8df820-679f-45cb-b29f-e53258df565f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-10-13 01:11:06,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:11:06,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:11:06,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:11:06,836 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:11:06,838 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:11:06,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-13 01:11:06,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data/77e72eeec/0c96c525a38540b29a28ac176d7c38c1/FLAG57918c928 [2021-10-13 01:11:07,640 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:11:07,641 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-13 01:11:07,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data/77e72eeec/0c96c525a38540b29a28ac176d7c38c1/FLAG57918c928 [2021-10-13 01:11:07,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data/77e72eeec/0c96c525a38540b29a28ac176d7c38c1 [2021-10-13 01:11:07,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:11:07,943 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 01:11:07,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:11:07,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:11:07,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:11:07,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:11:07" (1/1) ... [2021-10-13 01:11:07,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed71f3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:11:07, skipping insertion in model container [2021-10-13 01:11:07,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:11:07" (1/1) ... [2021-10-13 01:11:07,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:11:08,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:11:08,340 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-13 01:11:08,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a38bd83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:11:08, skipping insertion in model container [2021-10-13 01:11:08,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:11:08,349 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 01:11:08,351 INFO L168 Benchmark]: Toolchain (without parser) took 406.94 ms. Allocated memory is still 107.0 MB. Free memory was 75.8 MB in the beginning and 81.7 MB in the end (delta: -5.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:08,352 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 107.0 MB. Free memory was 63.6 MB in the beginning and 63.5 MB in the end (delta: 57.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:11:08,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.11 ms. Allocated memory is still 107.0 MB. Free memory was 75.6 MB in the beginning and 81.7 MB in the end (delta: -6.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:08,355 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 107.0 MB. Free memory was 63.6 MB in the beginning and 63.5 MB in the end (delta: 57.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 404.11 ms. Allocated memory is still 107.0 MB. Free memory was 75.6 MB in the beginning and 81.7 MB in the end (delta: -6.1 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 01:11:10,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:11:10,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:11:10,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:11:10,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:11:10,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:11:10,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:11:10,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:11:10,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:11:10,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:11:10,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:11:10,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:11:10,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:11:10,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:11:10,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:11:10,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:11:10,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:11:10,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:11:10,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:11:10,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:11:10,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:11:10,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:11:10,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:11:10,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:11:10,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:11:10,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:11:10,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:11:10,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:11:10,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:11:10,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:11:10,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:11:10,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:11:10,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:11:10,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:11:10,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:11:10,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:11:10,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:11:10,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:11:10,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:11:10,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:11:10,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:11:10,944 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-10-13 01:11:10,994 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:11:10,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:11:10,995 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:11:10,995 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:11:10,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:11:10,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:11:10,998 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:11:10,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:11:10,998 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:11:10,998 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 01:11:11,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:11:11,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:11:11,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:11:11,000 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 01:11:11,001 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 01:11:11,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:11:11,001 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 01:11:11,001 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 01:11:11,001 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 01:11:11,002 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:11:11,002 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:11:11,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:11:11,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:11:11,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:11:11,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:11:11,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:11:11,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:11:11,004 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 01:11:11,004 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 01:11:11,004 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:11:11,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 01:11:11,004 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_cd8df820-679f-45cb-b29f-e53258df565f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-10-13 01:11:11,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:11:11,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:11:11,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:11:11,461 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:11:11,465 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:11:11,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-13 01:11:11,545 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data/c3408ad85/5a6c602781054120bb4eadd7ca5379d5/FLAG72a8d98a2 [2021-10-13 01:11:12,248 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:11:12,253 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-13 01:11:12,272 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data/c3408ad85/5a6c602781054120bb4eadd7ca5379d5/FLAG72a8d98a2 [2021-10-13 01:11:12,501 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd8df820-679f-45cb-b29f-e53258df565f/bin/uautomizer-WNIpwEf4Nt/data/c3408ad85/5a6c602781054120bb4eadd7ca5379d5 [2021-10-13 01:11:12,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:11:12,505 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 01:11:12,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:11:12,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:11:12,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:11:12,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:11:12" (1/1) ... [2021-10-13 01:11:12,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25bf19b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:11:12, skipping insertion in model container [2021-10-13 01:11:12,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:11:12" (1/1) ... [2021-10-13 01:11:12,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:11:12,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:11:12,957 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-13 01:11:12,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f2c3926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:11:12, skipping insertion in model container [2021-10-13 01:11:12,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:11:12,959 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 01:11:12,961 INFO L168 Benchmark]: Toolchain (without parser) took 454.50 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.1 MB in the beginning and 45.0 MB in the end (delta: -16.9 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:12,962 INFO L168 Benchmark]: CDTParser took 2.17 ms. Allocated memory is still 52.4 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:11:12,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.86 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 27.8 MB in the beginning and 45.0 MB in the end (delta: -17.2 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:12,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.17 ms. Allocated memory is still 52.4 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 451.86 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 27.8 MB in the beginning and 45.0 MB in the end (delta: -17.2 MB). Peak memory consumption was 5.7 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...