./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --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_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --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 [2021-10-29 05:34:15,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:34:15,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:34:15,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:34:15,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:34:15,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:34:15,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:34:15,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:34:15,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:34:15,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:34:15,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:34:15,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:34:15,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:34:15,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:34:15,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:34:15,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:34:15,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:34:15,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:34:15,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:34:15,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:34:15,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:34:15,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:34:15,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:34:15,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:34:15,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:34:15,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:34:15,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:34:15,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:34:15,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:34:15,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:34:15,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:34:15,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:34:15,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:34:15,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:34:15,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:34:15,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:34:15,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:34:15,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:34:15,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:34:15,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:34:15,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:34:15,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-10-29 05:34:15,962 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:34:15,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:34:15,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:34:15,965 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:34:15,965 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:34:15,972 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:34:15,972 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:34:15,972 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:34:15,973 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:34:15,973 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:34:15,974 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:34:15,974 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:34:15,974 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:34:15,975 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:34:15,975 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:34:15,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:34:15,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:34:15,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:34:15,976 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:34:15,976 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:34:15,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:34:15,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:34:15,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:34:15,977 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:34:15,977 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:34:15,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:34:15,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:34:15,979 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:34:15,979 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:34:15,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:34:15,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:34:15,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:34:15,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:34:15,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:34:15,981 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:34:15,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:34:15,981 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:34:15,981 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:34:15,981 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-10-29 05:34:16,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:34:16,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:34:16,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:34:16,352 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:34:16,353 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:34:16,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-29 05:34:16,430 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data/9fac1fa43/45ae4ce377c24434adbd0c340cab5291/FLAGccae1f130 [2021-10-29 05:34:17,112 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:34:17,112 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-29 05:34:17,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data/9fac1fa43/45ae4ce377c24434adbd0c340cab5291/FLAGccae1f130 [2021-10-29 05:34:17,327 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data/9fac1fa43/45ae4ce377c24434adbd0c340cab5291 [2021-10-29 05:34:17,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:34:17,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:34:17,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:34:17,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:34:17,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:34:17,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:34:17" (1/1) ... [2021-10-29 05:34:17,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa34b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:34:17, skipping insertion in model container [2021-10-29 05:34:17,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:34:17" (1/1) ... [2021-10-29 05:34:17,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:34:17,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:34:17,734 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-29 05:34:17,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7580f171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:34:17, skipping insertion in model container [2021-10-29 05:34:17,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:34:17,736 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:34:17,738 INFO L168 Benchmark]: Toolchain (without parser) took 405.12 ms. Allocated memory is still 96.5 MB. Free memory was 54.1 MB in the beginning and 70.5 MB in the end (delta: -16.4 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:34:17,739 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 96.5 MB. Free memory is still 71.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:34:17,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.92 ms. Allocated memory is still 96.5 MB. Free memory was 54.0 MB in the beginning and 70.8 MB in the end (delta: -16.9 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:34:17,742 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 96.5 MB. Free memory is still 71.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 401.92 ms. Allocated memory is still 96.5 MB. Free memory was 54.0 MB in the beginning and 70.8 MB in the end (delta: -16.9 MB). Peak memory consumption was 4.3 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 [2021-10-29 05:34:20,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:34:20,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:34:20,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:34:20,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:34:20,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:34:20,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:34:20,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:34:20,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:34:20,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:34:20,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:34:20,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:34:20,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:34:20,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:34:20,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:34:20,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:34:20,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:34:20,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:34:20,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:34:20,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:34:20,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:34:20,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:34:20,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:34:20,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:34:20,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:34:20,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:34:20,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:34:20,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:34:20,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:34:20,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:34:20,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:34:20,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:34:20,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:34:20,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:34:20,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:34:20,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:34:20,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:34:20,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:34:20,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:34:20,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:34:20,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:34:20,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-10-29 05:34:20,427 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:34:20,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:34:20,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:34:20,428 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:34:20,428 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:34:20,428 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:34:20,428 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:34:20,428 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:34:20,429 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:34:20,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:34:20,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:34:20,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:34:20,430 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:34:20,430 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:34:20,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:34:20,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:34:20,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:34:20,431 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:34:20,431 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:34:20,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:34:20,431 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:34:20,431 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:34:20,431 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:34:20,432 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:34:20,432 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:34:20,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:34:20,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:34:20,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:34:20,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:34:20,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:34:20,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:34:20,433 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:34:20,433 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:34:20,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:34:20,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:34:20,433 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_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-10-29 05:34:20,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:34:20,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:34:20,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:34:20,934 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:34:20,935 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:34:20,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-29 05:34:21,022 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data/e6c4cecee/081326509288442bbb533cbd24dd93b8/FLAG701569d9d [2021-10-29 05:34:21,711 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:34:21,711 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-29 05:34:21,729 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data/e6c4cecee/081326509288442bbb533cbd24dd93b8/FLAG701569d9d [2021-10-29 05:34:21,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67b58f7-766d-4adc-9381-a476413daba1/bin/utaipan-SDwSMHVbGG/data/e6c4cecee/081326509288442bbb533cbd24dd93b8 [2021-10-29 05:34:21,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:34:21,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:34:21,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:34:21,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:34:21,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:34:21,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:34:21" (1/1) ... [2021-10-29 05:34:21,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ebca7ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:34:21, skipping insertion in model container [2021-10-29 05:34:21,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:34:21" (1/1) ... [2021-10-29 05:34:21,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:34:22,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:34:22,332 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-29 05:34:22,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3eb34d81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:34:22, skipping insertion in model container [2021-10-29 05:34:22,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:34:22,338 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:34:22,341 INFO L168 Benchmark]: Toolchain (without parser) took 406.11 ms. Allocated memory is still 58.7 MB. Free memory was 37.7 MB in the beginning and 42.2 MB in the end (delta: -4.5 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:34:22,344 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 58.7 MB. Free memory is still 40.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:34:22,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.98 ms. Allocated memory is still 58.7 MB. Free memory was 37.6 MB in the beginning and 42.2 MB in the end (delta: -4.6 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:34:22,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 58.7 MB. Free memory is still 40.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 402.98 ms. Allocated memory is still 58.7 MB. Free memory was 37.6 MB in the beginning and 42.2 MB in the end (delta: -4.6 MB). Peak memory consumption was 12.1 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...