./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer --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 d1b1b34008a1f107ed3f99334cc6076559cadae6 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer --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 d1b1b34008a1f107ed3f99334cc6076559cadae6 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:18:49,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:18:49,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:18:49,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:18:49,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:18:49,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:18:49,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:18:49,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:18:49,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:18:49,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:18:49,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:18:49,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:18:49,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:18:49,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:18:49,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:18:49,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:18:49,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:18:49,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:18:49,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:18:49,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:18:49,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:18:49,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:18:49,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:18:49,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:18:49,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:18:49,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:18:49,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:18:49,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:18:49,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:18:49,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:18:49,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:18:49,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:18:49,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:18:49,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:18:49,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:18:49,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:18:49,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:18:49,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:18:49,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:18:49,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:18:49,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:18:49,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2020-11-28 03:18:49,834 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:18:49,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:18:49,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:18:49,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:18:49,837 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:18:49,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:18:49,837 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:18:49,837 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:18:49,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:18:49,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:18:49,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:18:49,838 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:18:49,839 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:18:49,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:18:49,839 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:18:49,839 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:18:49,840 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:18:49,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:18:49,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:18:49,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:18:49,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:18:49,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:18:49,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:18:49,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:18:49,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:18:49,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:18:49,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:18:49,842 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-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2020-11-28 03:18:50,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:18:50,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:18:50,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:18:50,106 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:18:50,110 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:18:50,111 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2020-11-28 03:18:50,177 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data/f8a084255/c7042e16266647fe9af9419d917ccb45/FLAGde96c8736 [2020-11-28 03:18:50,693 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:18:50,694 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/sv-benchmarks/c/memsafety/global-atexit-2.i [2020-11-28 03:18:50,713 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data/f8a084255/c7042e16266647fe9af9419d917ccb45/FLAGde96c8736 [2020-11-28 03:18:50,984 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data/f8a084255/c7042e16266647fe9af9419d917ccb45 [2020-11-28 03:18:50,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:18:50,988 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:18:50,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:50,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:18:50,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:18:50,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:50" (1/1) ... [2020-11-28 03:18:50,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4c69ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:50, skipping insertion in model container [2020-11-28 03:18:50,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:50" (1/1) ... [2020-11-28 03:18:51,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:18:51,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:18:51,314 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-11-28 03:18:51,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@736123fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:51, skipping insertion in model container [2020-11-28 03:18:51,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:51,316 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:18:51,318 INFO L168 Benchmark]: Toolchain (without parser) took 328.97 ms. Allocated memory is still 90.2 MB. Free memory was 58.4 MB in the beginning and 67.2 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:18:51,319 INFO L168 Benchmark]: CDTParser took 1.53 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.7 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:18:51,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.51 ms. Allocated memory is still 90.2 MB. Free memory was 58.4 MB in the beginning and 67.2 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:18:51,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.7 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 326.51 ms. Allocated memory is still 90.2 MB. Free memory was 58.4 MB in the beginning and 67.2 MB in the end (delta: -8.8 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 0.2.0-a4ecdab [2020-11-28 03:18:53,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:18:53,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:18:53,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:18:53,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:18:53,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:18:53,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:18:53,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:18:53,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:18:53,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:18:53,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:18:53,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:18:53,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:18:53,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:18:53,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:18:53,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:18:53,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:18:53,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:18:53,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:18:53,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:18:53,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:18:53,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:18:53,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:18:53,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:18:53,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:18:53,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:18:53,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:18:53,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:18:53,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:18:53,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:18:53,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:18:53,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:18:53,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:18:53,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:18:53,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:18:53,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:18:53,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:18:53,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:18:53,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:18:53,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:18:53,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:18:53,688 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2020-11-28 03:18:53,735 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:18:53,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:18:53,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:18:53,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:18:53,739 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:18:53,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:18:53,739 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:18:53,739 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:18:53,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:18:53,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:18:53,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:18:53,741 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:18:53,741 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:18:53,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:18:53,742 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:18:53,742 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:18:53,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:18:53,742 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:18:53,743 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:18:53,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:18:53,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:18:53,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:18:53,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:18:53,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:18:53,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:18:53,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:18:53,744 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:18:53,745 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:18:53,745 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:18:53,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:18:53,746 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-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2020-11-28 03:18:54,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:18:54,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:18:54,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:18:54,244 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:18:54,245 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:18:54,246 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2020-11-28 03:18:54,336 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data/997c88e09/55ffbd4ca19148baafa47bef7272a105/FLAG765db2734 [2020-11-28 03:18:54,968 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:18:54,968 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/sv-benchmarks/c/memsafety/global-atexit-2.i [2020-11-28 03:18:54,980 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data/997c88e09/55ffbd4ca19148baafa47bef7272a105/FLAG765db2734 [2020-11-28 03:18:55,248 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4a4668d5-79c9-4492-9d90-151984877c76/bin/uautomizer/data/997c88e09/55ffbd4ca19148baafa47bef7272a105 [2020-11-28 03:18:55,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:18:55,252 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:18:55,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:55,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:18:55,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:18:55,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:55" (1/1) ... [2020-11-28 03:18:55,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db55dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:55, skipping insertion in model container [2020-11-28 03:18:55,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:55" (1/1) ... [2020-11-28 03:18:55,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:18:55,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:18:55,579 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-11-28 03:18:55,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bee836f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:55, skipping insertion in model container [2020-11-28 03:18:55,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:55,582 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:18:55,585 INFO L168 Benchmark]: Toolchain (without parser) took 331.16 ms. Allocated memory is still 58.7 MB. Free memory was 36.2 MB in the beginning and 41.1 MB in the end (delta: -4.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:18:55,587 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory was 40.7 MB in the beginning and 40.6 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:18:55,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.79 ms. Allocated memory is still 58.7 MB. Free memory was 35.9 MB in the beginning and 41.1 MB in the end (delta: -5.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:18:55,591 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory was 40.7 MB in the beginning and 40.6 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 328.79 ms. Allocated memory is still 58.7 MB. Free memory was 35.9 MB in the beginning and 41.1 MB in the end (delta: -5.1 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...