./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:25:23,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:25:23,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:25:23,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:25:23,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:25:23,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:25:23,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:25:23,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:25:23,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:25:23,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:25:23,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:25:23,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:25:23,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:25:23,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:25:23,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:25:23,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:25:23,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:25:23,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:25:23,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:25:23,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:25:23,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:25:23,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:25:23,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:25:23,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:25:23,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:25:23,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:25:23,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:25:23,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:25:23,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:25:23,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:25:23,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:25:23,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:25:23,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:25:23,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:25:23,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:25:23,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:25:23,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:25:23,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:25:23,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:25:23,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:25:23,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:25:23,894 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-11-20 07:25:23,938 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:25:23,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:25:23,939 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:25:23,945 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:25:23,946 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:25:23,946 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:25:23,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:25:23,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:25:23,948 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:25:23,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:25:23,949 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:25:23,949 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:25:23,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:25:23,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:25:23,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:25:23,950 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:25:23,950 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:25:23,950 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:25:23,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:25:23,950 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:25:23,951 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:25:23,951 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:25:23,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:25:23,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:25:23,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:25:23,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:25:23,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:25:23,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:25:23,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:25:23,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:25:23,954 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:25:23,954 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_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-11-20 07:25:24,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:25:24,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:25:24,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:25:24,230 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:25:24,231 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:25:24,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-20 07:25:24,303 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data/525268dae/65e9e2edf18f4f4aac26b06596508d19/FLAG387a0de99 [2021-11-20 07:25:24,782 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:25:24,783 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-20 07:25:24,810 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data/525268dae/65e9e2edf18f4f4aac26b06596508d19/FLAG387a0de99 [2021-11-20 07:25:25,118 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data/525268dae/65e9e2edf18f4f4aac26b06596508d19 [2021-11-20 07:25:25,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:25:25,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:25:25,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:25:25,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:25:25,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:25:25,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:25:25" (1/1) ... [2021-11-20 07:25:25,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f141271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:25:25, skipping insertion in model container [2021-11-20 07:25:25,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:25:25" (1/1) ... [2021-11-20 07:25:25,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:25:25,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:25:25,499 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-20 07:25:25,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52251e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:25:25, skipping insertion in model container [2021-11-20 07:25:25,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:25:25,500 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:25:25,502 INFO L158 Benchmark]: Toolchain (without parser) took 379.16ms. Allocated memory is still 119.5MB. Free memory was 77.9MB in the beginning and 92.8MB in the end (delta: -14.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 07:25:25,503 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 119.5MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:25:25,504 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.55ms. Allocated memory is still 119.5MB. Free memory was 77.7MB in the beginning and 92.8MB in the end (delta: -15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 07:25:25,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 119.5MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.55ms. Allocated memory is still 119.5MB. Free memory was 77.7MB in the beginning and 92.8MB in the end (delta: -15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:25:27,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:25:27,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:25:27,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:25:27,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:25:27,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:25:27,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:25:27,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:25:27,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:25:27,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:25:27,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:25:27,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:25:27,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:25:27,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:25:27,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:25:27,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:25:27,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:25:27,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:25:27,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:25:27,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:25:27,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:25:27,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:25:27,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:25:27,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:25:27,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:25:27,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:25:27,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:25:27,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:25:27,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:25:27,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:25:27,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:25:27,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:25:27,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:25:27,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:25:27,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:25:27,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:25:27,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:25:27,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:25:27,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:25:27,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:25:27,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:25:27,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-11-20 07:25:27,797 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:25:27,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:25:27,798 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:25:27,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:25:27,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:25:27,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:25:27,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:25:27,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:25:27,802 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:25:27,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:25:27,803 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:25:27,803 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:25:27,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:25:27,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:25:27,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:25:27,804 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:25:27,804 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:25:27,804 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:25:27,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:25:27,805 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:25:27,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 07:25:27,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 07:25:27,806 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:25:27,806 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:25:27,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:25:27,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:25:27,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:25:27,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:25:27,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:25:27,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:25:27,807 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 07:25:27,808 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 07:25:27,808 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:25:27,808 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 07:25:27,809 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_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-11-20 07:25:28,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:25:28,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:25:28,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:25:28,184 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:25:28,189 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:25:28,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-20 07:25:28,271 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data/528bd8865/a22a44d8641b437c8c83bc1208ed9e24/FLAG29a0a1d78 [2021-11-20 07:25:28,912 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:25:28,912 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-20 07:25:28,932 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data/528bd8865/a22a44d8641b437c8c83bc1208ed9e24/FLAG29a0a1d78 [2021-11-20 07:25:29,189 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecb8f690-afd4-46d5-ab29-a72542f753f4/bin/uautomizer-DQz5hQGWxF/data/528bd8865/a22a44d8641b437c8c83bc1208ed9e24 [2021-11-20 07:25:29,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:25:29,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:25:29,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:25:29,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:25:29,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:25:29,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:25:29" (1/1) ... [2021-11-20 07:25:29,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fad94ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:25:29, skipping insertion in model container [2021-11-20 07:25:29,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:25:29" (1/1) ... [2021-11-20 07:25:29,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:25:29,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:25:29,680 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-20 07:25:29,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@84bba76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:25:29, skipping insertion in model container [2021-11-20 07:25:29,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:25:29,682 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:25:29,685 INFO L158 Benchmark]: Toolchain (without parser) took 488.98ms. Allocated memory is still 94.4MB. Free memory was 58.2MB in the beginning and 77.4MB in the end (delta: -19.2MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-20 07:25:29,687 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 75.8MB in the beginning and 75.8MB in the end (delta: 82.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:25:29,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.53ms. Allocated memory is still 94.4MB. Free memory was 58.1MB in the beginning and 77.4MB in the end (delta: -19.4MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-20 07:25:29,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 75.8MB in the beginning and 75.8MB in the end (delta: 82.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.53ms. Allocated memory is still 94.4MB. Free memory was 58.1MB in the beginning and 77.4MB in the end (delta: -19.4MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * 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