./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 10:35:22,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 10:35:22,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 10:35:22,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 10:35:22,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 10:35:22,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 10:35:22,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 10:35:22,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 10:35:22,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 10:35:22,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 10:35:22,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 10:35:22,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 10:35:22,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 10:35:22,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 10:35:22,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 10:35:22,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 10:35:22,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 10:35:22,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 10:35:22,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 10:35:22,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 10:35:22,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 10:35:22,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 10:35:22,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 10:35:22,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 10:35:22,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 10:35:22,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 10:35:22,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 10:35:22,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 10:35:22,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 10:35:22,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 10:35:22,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 10:35:22,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 10:35:22,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 10:35:22,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 10:35:22,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 10:35:22,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 10:35:22,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 10:35:22,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 10:35:22,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 10:35:22,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 10:35:22,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 10:35:22,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-11-09 10:35:22,912 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 10:35:22,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 10:35:22,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 10:35:22,914 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 10:35:22,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 10:35:22,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 10:35:22,918 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 10:35:22,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 10:35:22,919 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 10:35:22,919 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 10:35:22,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 10:35:22,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 10:35:22,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 10:35:22,921 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-09 10:35:22,921 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-09 10:35:22,922 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-09 10:35:22,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 10:35:22,922 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-09 10:35:22,923 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 10:35:22,923 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 10:35:22,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 10:35:22,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 10:35:22,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 10:35:22,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 10:35:22,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 10:35:22,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 10:35:22,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 10:35:22,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 10:35:22,926 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 10:35:22,928 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_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-11-09 10:35:23,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 10:35:23,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 10:35:23,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 10:35:23,305 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 10:35:23,306 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 10:35:23,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-11-09 10:35:23,406 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data/e911107ce/15fe818798124c49aa49a65b5f6cb062/FLAG54fb17650 [2021-11-09 10:35:24,090 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 10:35:24,091 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-11-09 10:35:24,110 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data/e911107ce/15fe818798124c49aa49a65b5f6cb062/FLAG54fb17650 [2021-11-09 10:35:24,324 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data/e911107ce/15fe818798124c49aa49a65b5f6cb062 [2021-11-09 10:35:24,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 10:35:24,330 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-09 10:35:24,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 10:35:24,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 10:35:24,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 10:35:24,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:35:24" (1/1) ... [2021-11-09 10:35:24,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1f567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:35:24, skipping insertion in model container [2021-11-09 10:35:24,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:35:24" (1/1) ... [2021-11-09 10:35:24,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 10:35:24,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 10:35:24,872 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-09 10:35:24,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73ad8867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:35:24, skipping insertion in model container [2021-11-09 10:35:24,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 10:35:24,874 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-09 10:35:24,877 INFO L168 Benchmark]: Toolchain (without parser) took 544.94 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 51.2 MB in the beginning and 90.3 MB in the end (delta: -39.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 10:35:24,879 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 86.0 MB. Free memory was 42.9 MB in the beginning and 42.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 10:35:24,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 538.39 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 51.0 MB in the beginning and 90.3 MB in the end (delta: -39.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 10:35:24,883 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 86.0 MB. Free memory was 42.9 MB in the beginning and 42.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 538.39 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 51.0 MB in the beginning and 90.3 MB in the end (delta: -39.2 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... --- 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_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 10:35:27,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 10:35:27,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 10:35:27,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 10:35:27,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 10:35:27,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 10:35:27,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 10:35:27,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 10:35:27,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 10:35:27,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 10:35:27,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 10:35:27,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 10:35:27,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 10:35:27,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 10:35:27,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 10:35:27,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 10:35:27,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 10:35:27,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 10:35:27,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 10:35:27,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 10:35:27,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 10:35:27,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 10:35:27,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 10:35:27,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 10:35:27,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 10:35:27,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 10:35:27,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 10:35:27,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 10:35:27,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 10:35:27,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 10:35:27,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 10:35:27,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 10:35:27,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 10:35:27,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 10:35:27,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 10:35:27,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 10:35:27,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 10:35:27,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 10:35:27,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 10:35:27,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 10:35:27,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 10:35:27,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-11-09 10:35:27,956 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 10:35:27,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 10:35:27,958 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 10:35:27,958 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 10:35:27,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 10:35:27,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 10:35:27,961 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 10:35:27,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 10:35:27,962 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 10:35:27,962 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 10:35:27,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 10:35:27,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 10:35:27,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 10:35:27,964 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-09 10:35:27,965 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-09 10:35:27,965 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-09 10:35:27,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 10:35:27,966 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-09 10:35:27,966 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-09 10:35:27,966 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-09 10:35:27,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 10:35:27,967 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 10:35:27,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 10:35:27,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 10:35:27,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 10:35:27,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 10:35:27,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 10:35:27,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 10:35:27,969 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-09 10:35:27,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-09 10:35:27,970 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 10:35:27,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-09 10:35:27,971 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_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-11-09 10:35:28,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 10:35:28,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 10:35:28,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 10:35:28,414 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 10:35:28,415 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 10:35:28,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-11-09 10:35:28,501 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data/d8681dee2/2be94cb92bab4f5aa2dcc159cc41e1e0/FLAG80c7791a1 [2021-11-09 10:35:29,229 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 10:35:29,230 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-11-09 10:35:29,247 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data/d8681dee2/2be94cb92bab4f5aa2dcc159cc41e1e0/FLAG80c7791a1 [2021-11-09 10:35:29,456 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a224bdb-d7b7-405f-aeff-d14225d7cdae/bin/uautomizer-IVEQpCNsaX/data/d8681dee2/2be94cb92bab4f5aa2dcc159cc41e1e0 [2021-11-09 10:35:29,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 10:35:29,467 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-09 10:35:29,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 10:35:29,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 10:35:29,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 10:35:29,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:35:29" (1/1) ... [2021-11-09 10:35:29,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659c2f4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:35:29, skipping insertion in model container [2021-11-09 10:35:29,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:35:29" (1/1) ... [2021-11-09 10:35:29,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 10:35:29,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 10:35:30,074 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-09 10:35:30,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b4e0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:35:30, skipping insertion in model container [2021-11-09 10:35:30,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 10:35:30,077 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-09 10:35:30,080 INFO L168 Benchmark]: Toolchain (without parser) took 611.84 ms. Allocated memory is still 67.1 MB. Free memory was 45.7 MB in the beginning and 50.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-11-09 10:35:30,082 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 67.1 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 10:35:30,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.72 ms. Allocated memory is still 67.1 MB. Free memory was 45.4 MB in the beginning and 50.3 MB in the end (delta: -4.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-11-09 10:35:30,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 67.1 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 603.72 ms. Allocated memory is still 67.1 MB. Free memory was 45.4 MB in the beginning and 50.3 MB in the end (delta: -4.8 MB). Peak memory consumption was 14.2 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