./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8 --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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ......................................................................................................................................... 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_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8 --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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:31:07,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:31:07,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:31:07,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:31:07,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:31:07,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:31:07,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:31:07,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:31:07,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:31:07,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:31:07,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:31:07,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:31:07,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:31:07,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:31:07,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:31:07,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:31:07,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:31:07,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:31:07,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:31:07,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:31:07,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:31:07,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:31:07,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:31:07,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:31:07,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:31:07,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:31:07,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:31:07,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:31:07,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:31:07,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:31:07,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:31:07,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:31:07,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:31:07,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:31:07,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:31:07,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:31:07,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:31:07,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:31:07,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:31:07,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:31:07,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:31:07,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-10-13 07:31:07,391 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:31:07,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:31:07,393 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:31:07,393 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:31:07,393 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:31:07,394 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:31:07,394 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:31:07,394 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:31:07,394 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:31:07,394 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:31:07,395 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:31:07,396 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:31:07,396 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:31:07,396 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:31:07,397 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:31:07,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:31:07,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:31:07,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:31:07,398 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:31:07,398 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:31:07,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:31:07,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:31:07,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:31:07,399 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:31:07,399 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:31:07,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:31:07,401 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:31:07,401 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:31:07,402 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:31:07,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:31:07,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:31:07,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:31:07,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:31:07,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:31:07,403 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:31:07,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:31:07,404 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:31:07,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:31:07,404 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_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-10-13 07:31:07,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:31:07,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:31:07,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:31:07,758 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:31:07,759 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:31:07,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-13 07:31:07,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data/f1dd57e07/0dfa94424afa45af9ba755040b9b40cd/FLAG76790b971 [2021-10-13 07:31:08,430 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:31:08,430 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-13 07:31:08,454 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data/f1dd57e07/0dfa94424afa45af9ba755040b9b40cd/FLAG76790b971 [2021-10-13 07:31:08,695 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data/f1dd57e07/0dfa94424afa45af9ba755040b9b40cd [2021-10-13 07:31:08,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:31:08,701 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:31:08,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:31:08,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:31:08,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:31:08,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:31:08" (1/1) ... [2021-10-13 07:31:08,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ec53b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:31:08, skipping insertion in model container [2021-10-13 07:31:08,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:31:08" (1/1) ... [2021-10-13 07:31:08,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:31:08,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:31:09,130 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-13 07:31:09,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46904d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:31:09, skipping insertion in model container [2021-10-13 07:31:09,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:31:09,134 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:31:09,137 INFO L168 Benchmark]: Toolchain (without parser) took 434.18 ms. Allocated memory is still 119.5 MB. Free memory was 80.3 MB in the beginning and 93.2 MB in the end (delta: -12.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:31:09,138 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 119.5 MB. Free memory is still 97.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:31:09,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.46 ms. Allocated memory is still 119.5 MB. Free memory was 80.2 MB in the beginning and 93.2 MB in the end (delta: -13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:31:09,142 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 119.5 MB. Free memory is still 97.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 431.46 ms. Allocated memory is still 119.5 MB. Free memory was 80.2 MB in the beginning and 93.2 MB in the end (delta: -13.0 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:31:11,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:31:11,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:31:11,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:31:11,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:31:11,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:31:11,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:31:11,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:31:11,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:31:11,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:31:11,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:31:11,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:31:11,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:31:11,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:31:11,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:31:11,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:31:11,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:31:11,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:31:11,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:31:11,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:31:11,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:31:11,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:31:11,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:31:11,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:31:11,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:31:11,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:31:11,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:31:11,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:31:11,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:31:11,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:31:11,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:31:11,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:31:11,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:31:11,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:31:11,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:31:11,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:31:11,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:31:11,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:31:11,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:31:11,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:31:11,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:31:11,539 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-10-13 07:31:11,565 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:31:11,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:31:11,571 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:31:11,571 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:31:11,571 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:31:11,572 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:31:11,572 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:31:11,572 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:31:11,573 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:31:11,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:31:11,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:31:11,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:31:11,577 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:31:11,577 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:31:11,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:31:11,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:31:11,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:31:11,578 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:31:11,578 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:31:11,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:31:11,579 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:31:11,579 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:31:11,580 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:31:11,580 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:31:11,580 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:31:11,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:31:11,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:31:11,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:31:11,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:31:11,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:31:11,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:31:11,582 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:31:11,583 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:31:11,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:31:11,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:31:11,584 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_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-10-13 07:31:11,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:31:12,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:31:12,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:31:12,020 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:31:12,021 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:31:12,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-13 07:31:12,103 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data/7a0fcbf1e/a3c2d4159cdb48f7aba47ae08910a0d8/FLAGec1cedb0e [2021-10-13 07:31:12,737 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:31:12,738 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-13 07:31:12,760 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data/7a0fcbf1e/a3c2d4159cdb48f7aba47ae08910a0d8/FLAGec1cedb0e [2021-10-13 07:31:12,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7792f6ed-6ad1-473c-9715-0d7fc3811aec/bin/utaipan-q2qaUkNPG8/data/7a0fcbf1e/a3c2d4159cdb48f7aba47ae08910a0d8 [2021-10-13 07:31:12,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:31:12,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:31:12,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:31:12,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:31:13,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:31:13,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:31:12" (1/1) ... [2021-10-13 07:31:13,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a263f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:31:13, skipping insertion in model container [2021-10-13 07:31:13,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:31:12" (1/1) ... [2021-10-13 07:31:13,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:31:13,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:31:13,452 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-13 07:31:13,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a773494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:31:13, skipping insertion in model container [2021-10-13 07:31:13,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:31:13,453 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:31:13,456 INFO L168 Benchmark]: Toolchain (without parser) took 457.81 ms. Allocated memory is still 60.8 MB. Free memory was 39.9 MB in the beginning and 44.0 MB in the end (delta: -4.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:31:13,470 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 60.8 MB. Free memory is still 42.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:31:13,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.20 ms. Allocated memory is still 60.8 MB. Free memory was 39.6 MB in the beginning and 44.0 MB in the end (delta: -4.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:31:13,480 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 60.8 MB. Free memory is still 42.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 454.20 ms. Allocated memory is still 60.8 MB. Free memory was 39.6 MB in the beginning and 44.0 MB in the end (delta: -4.4 MB). Peak memory consumption was 12.6 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...