./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 .................................................................................................................................. 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_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:49:45,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:49:45,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:49:45,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:49:45,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:49:45,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:49:45,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:49:45,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:49:45,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:49:45,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:49:45,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:49:45,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:49:45,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:49:45,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:49:45,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:49:45,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:49:45,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:49:45,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:49:45,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:49:45,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:49:45,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:49:45,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:49:45,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:49:45,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:49:45,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:49:45,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:49:45,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:49:45,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:49:45,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:49:45,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:49:45,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:49:45,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:49:45,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:49:45,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:49:45,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:49:45,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:49:45,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:49:45,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:49:45,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:49:45,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:49:45,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:49:45,892 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-28 23:49:45,934 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:49:45,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:49:45,935 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:49:45,935 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:49:45,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:49:45,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:49:45,937 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:49:45,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:49:45,937 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:49:45,938 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:49:45,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:49:45,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:49:45,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:49:45,939 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:49:45,939 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:49:45,939 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:49:45,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:49:45,939 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:49:45,940 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:49:45,940 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:49:45,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:49:45,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:49:45,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:49:45,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:49:45,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:49:45,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:49:45,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:49:45,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:49:45,942 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:49:45,942 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_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-10-28 23:49:46,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:49:46,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:49:46,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:49:46,294 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:49:46,297 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:49:46,298 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-28 23:49:46,370 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data/12d53437a/172cf862647e4ff9978d10cf8a19f484/FLAG7487039e1 [2021-10-28 23:49:47,003 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:49:47,004 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-28 23:49:47,036 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data/12d53437a/172cf862647e4ff9978d10cf8a19f484/FLAG7487039e1 [2021-10-28 23:49:47,338 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data/12d53437a/172cf862647e4ff9978d10cf8a19f484 [2021-10-28 23:49:47,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:49:47,347 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:49:47,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:49:47,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:49:47,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:49:47,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:49:47" (1/1) ... [2021-10-28 23:49:47,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a52218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:49:47, skipping insertion in model container [2021-10-28 23:49:47,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:49:47" (1/1) ... [2021-10-28 23:49:47,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:49:47,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:49:47,723 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 23:49:47,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18f63741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:49:47, skipping insertion in model container [2021-10-28 23:49:47,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:49:47,724 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:49:47,727 INFO L168 Benchmark]: Toolchain (without parser) took 378.85 ms. Allocated memory is still 98.6 MB. Free memory was 56.9 MB in the beginning and 73.8 MB in the end (delta: -16.9 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:49:47,727 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 98.6 MB. Free memory is still 74.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:49:47,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.80 ms. Allocated memory is still 98.6 MB. Free memory was 56.7 MB in the beginning and 73.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:49:47,730 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 98.6 MB. Free memory is still 74.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 372.80 ms. Allocated memory is still 98.6 MB. Free memory was 56.7 MB in the beginning and 73.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 6.5 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-b2eff8b [2021-10-28 23:49:50,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:49:50,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:49:50,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:49:50,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:49:50,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:49:50,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:49:50,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:49:50,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:49:50,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:49:50,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:49:50,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:49:50,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:49:50,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:49:50,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:49:50,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:49:50,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:49:50,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:49:50,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:49:50,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:49:50,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:49:50,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:49:50,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:49:50,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:49:50,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:49:50,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:49:50,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:49:50,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:49:50,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:49:50,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:49:50,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:49:50,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:49:50,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:49:50,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:49:50,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:49:50,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:49:50,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:49:50,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:49:50,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:49:50,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:49:50,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:49:50,108 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-28 23:49:50,157 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:49:50,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:49:50,159 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:49:50,159 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:49:50,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:49:50,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:49:50,162 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:49:50,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:49:50,162 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:49:50,163 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:49:50,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:49:50,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:49:50,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:49:50,165 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:49:50,165 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:49:50,165 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:49:50,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:49:50,166 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:49:50,166 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:49:50,166 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:49:50,167 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:49:50,167 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:49:50,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:49:50,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:49:50,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:49:50,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:49:50,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:49:50,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:49:50,169 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:49:50,169 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:49:50,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:49:50,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:49:50,170 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_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-10-28 23:49:50,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:49:50,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:49:50,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:49:50,588 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:49:50,589 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:49:50,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-28 23:49:50,655 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data/018d2f662/206f25b2a3ff493ba9bcbbb4d4e15a0b/FLAGabf02a11f [2021-10-28 23:49:51,319 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:49:51,324 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-28 23:49:51,346 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data/018d2f662/206f25b2a3ff493ba9bcbbb4d4e15a0b/FLAGabf02a11f [2021-10-28 23:49:51,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226f254a-4051-43e2-b9f1-13c2c4ffd5ee/bin/uautomizer-GMMbpWq8iD/data/018d2f662/206f25b2a3ff493ba9bcbbb4d4e15a0b [2021-10-28 23:49:51,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:49:51,595 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:49:51,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:49:51,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:49:51,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:49:51,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:49:51" (1/1) ... [2021-10-28 23:49:51,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fac12b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:49:51, skipping insertion in model container [2021-10-28 23:49:51,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:49:51" (1/1) ... [2021-10-28 23:49:51,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:49:51,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:49:52,028 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 23:49:52,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3cb8f318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:49:52, skipping insertion in model container [2021-10-28 23:49:52,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:49:52,037 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:49:52,039 INFO L168 Benchmark]: Toolchain (without parser) took 442.86 ms. Allocated memory is still 75.5 MB. Free memory was 51.8 MB in the beginning and 56.8 MB in the end (delta: -4.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:49:52,040 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 34.8 MB in the beginning and 34.8 MB in the end (delta: 38.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:49:52,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 438.79 ms. Allocated memory is still 75.5 MB. Free memory was 51.7 MB in the beginning and 56.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:49:52,044 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 34.8 MB in the beginning and 34.8 MB in the end (delta: 38.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 438.79 ms. Allocated memory is still 75.5 MB. Free memory was 51.7 MB in the beginning and 56.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...