./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-3.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_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea ............................................................................................................................... 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_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:38:21,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:38:21,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:38:21,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:38:21,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:38:21,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:38:21,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:38:21,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:38:21,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:38:21,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:38:21,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:38:21,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:38:21,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:38:21,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:38:21,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:38:21,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:38:21,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:38:21,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:38:21,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:38:21,350 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:38:21,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:38:21,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:38:21,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:38:21,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:38:21,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:38:21,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:38:21,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:38:21,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:38:21,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:38:21,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:38:21,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:38:21,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:38:21,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:38:21,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:38:21,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:38:21,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:38:21,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:38:21,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:38:21,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:38:21,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:38:21,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:38:21,383 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-10-28 09:38:21,431 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:38:21,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:38:21,432 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:38:21,432 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:38:21,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:38:21,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:38:21,434 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:38:21,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:38:21,435 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:38:21,435 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:38:21,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:38:21,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:38:21,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:38:21,437 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:38:21,437 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:38:21,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:38:21,437 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:38:21,437 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:38:21,438 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:38:21,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:38:21,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:38:21,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:38:21,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:38:21,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:38:21,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:38:21,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:38:21,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:38:21,440 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:38:21,440 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_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-10-28 09:38:21,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:38:21,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:38:21,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:38:21,767 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:38:21,768 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:38:21,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-10-28 09:38:21,839 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data/666c09c38/75dd9d3867b54b14b87d61a6a5686157/FLAG4034231ce [2021-10-28 09:38:22,374 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:38:22,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-10-28 09:38:22,402 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data/666c09c38/75dd9d3867b54b14b87d61a6a5686157/FLAG4034231ce [2021-10-28 09:38:22,641 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data/666c09c38/75dd9d3867b54b14b87d61a6a5686157 [2021-10-28 09:38:22,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:38:22,647 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:38:22,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:22,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:38:22,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:38:22,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:22" (1/1) ... [2021-10-28 09:38:22,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9207d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:22, skipping insertion in model container [2021-10-28 09:38:22,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:22" (1/1) ... [2021-10-28 09:38:22,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:38:22,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:38:22,982 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 09:38:22,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70c3ce58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:22, skipping insertion in model container [2021-10-28 09:38:22,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:22,983 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:38:22,986 INFO L168 Benchmark]: Toolchain (without parser) took 337.11 ms. Allocated memory was 113.2 MB in the beginning and 138.4 MB in the end (delta: 25.2 MB). Free memory was 86.7 MB in the beginning and 112.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:22,986 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 113.2 MB. Free memory is still 73.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:38:22,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.08 ms. Allocated memory was 113.2 MB in the beginning and 138.4 MB in the end (delta: 25.2 MB). Free memory was 86.4 MB in the beginning and 112.2 MB in the end (delta: -25.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:22,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 113.2 MB. Free memory is still 73.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 332.08 ms. Allocated memory was 113.2 MB in the beginning and 138.4 MB in the end (delta: 25.2 MB). Free memory was 86.4 MB in the beginning and 112.2 MB in the end (delta: -25.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:38:24,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:38:24,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:38:24,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:38:24,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:38:24,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:38:24,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:38:25,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:38:25,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:38:25,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:38:25,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:38:25,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:38:25,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:38:25,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:38:25,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:38:25,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:38:25,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:38:25,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:38:25,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:38:25,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:38:25,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:38:25,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:38:25,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:38:25,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:38:25,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:38:25,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:38:25,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:38:25,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:38:25,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:38:25,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:38:25,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:38:25,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:38:25,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:38:25,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:38:25,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:38:25,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:38:25,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:38:25,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:38:25,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:38:25,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:38:25,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:38:25,078 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-10-28 09:38:25,114 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:38:25,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:38:25,115 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:38:25,116 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:38:25,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:38:25,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:38:25,117 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:38:25,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:38:25,118 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:38:25,118 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:38:25,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:38:25,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:38:25,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:38:25,119 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:38:25,119 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:38:25,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:38:25,120 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:38:25,120 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:38:25,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:38:25,121 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:38:25,121 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:38:25,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:38:25,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:38:25,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:38:25,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:38:25,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:38:25,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:38:25,123 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:38:25,123 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:38:25,124 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:38:25,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:38:25,124 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_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-10-28 09:38:25,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:38:25,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:38:25,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:38:25,510 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:38:25,510 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:38:25,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-10-28 09:38:25,581 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data/65039092d/2ea1ba3ffe504a21be4fb4799537594c/FLAGc1dfff096 [2021-10-28 09:38:26,126 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:38:26,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-10-28 09:38:26,143 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data/65039092d/2ea1ba3ffe504a21be4fb4799537594c/FLAGc1dfff096 [2021-10-28 09:38:26,428 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe30c51-6719-447c-b705-cd0f0a16f753/bin/uautomizer-UnR33cPsHg/data/65039092d/2ea1ba3ffe504a21be4fb4799537594c [2021-10-28 09:38:26,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:38:26,431 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:38:26,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:26,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:38:26,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:38:26,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:26" (1/1) ... [2021-10-28 09:38:26,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41c22f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:26, skipping insertion in model container [2021-10-28 09:38:26,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:26" (1/1) ... [2021-10-28 09:38:26,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:38:26,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:38:26,735 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 09:38:26,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12d9c987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:26, skipping insertion in model container [2021-10-28 09:38:26,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:26,737 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:38:26,739 INFO L168 Benchmark]: Toolchain (without parser) took 306.23 ms. Allocated memory is still 71.3 MB. Free memory was 52.2 MB in the beginning and 54.2 MB in the end (delta: -2.0 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:26,740 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 71.3 MB. Free memory is still 52.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:38:26,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.01 ms. Allocated memory is still 71.3 MB. Free memory was 51.9 MB in the beginning and 54.5 MB in the end (delta: -2.6 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:26,742 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 71.3 MB. Free memory is still 52.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 304.01 ms. Allocated memory is still 71.3 MB. Free memory was 51.9 MB in the beginning and 54.5 MB in the end (delta: -2.6 MB). Peak memory consumption was 12.0 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...