./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 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 8301c50d8e848d61f1fa3c9b6761c13d77cf2417 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 8301c50d8e848d61f1fa3c9b6761c13d77cf2417 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:26:59,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:26:59,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:26:59,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:26:59,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:26:59,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:26:59,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:26:59,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:26:59,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:26:59,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:26:59,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:26:59,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:26:59,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:26:59,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:26:59,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:26:59,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:26:59,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:26:59,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:26:59,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:26:59,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:26:59,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:26:59,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:26:59,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:26:59,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:26:59,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:26:59,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:26:59,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:26:59,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:26:59,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:26:59,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:26:59,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:26:59,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:26:59,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:26:59,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:26:59,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:26:59,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:26:59,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:26:59,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:26:59,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:26:59,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:26:59,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:26:59,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2020-10-19 18:26:59,162 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:26:59,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:26:59,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:26:59,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:26:59,165 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:26:59,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:26:59,165 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 18:26:59,166 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:26:59,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:26:59,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 18:26:59,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:26:59,168 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:26:59,168 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:26:59,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:26:59,169 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:26:59,169 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 18:26:59,169 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:26:59,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:26:59,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:26:59,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:26:59,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:26:59,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:26:59,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:26:59,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:26:59,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:26:59,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:26:59,172 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:26:59,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 8301c50d8e848d61f1fa3c9b6761c13d77cf2417 [2020-10-19 18:26:59,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:26:59,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:26:59,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:26:59,518 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:26:59,518 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:26:59,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2020-10-19 18:26:59,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17e39757/00d5efd8e1c6417b82c312ee5daf914a/FLAG832d87346 [2020-10-19 18:27:00,125 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:00,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2020-10-19 18:27:00,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17e39757/00d5efd8e1c6417b82c312ee5daf914a/FLAG832d87346 [2020-10-19 18:27:00,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17e39757/00d5efd8e1c6417b82c312ee5daf914a [2020-10-19 18:27:00,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:00,424 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:00,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:00,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:00,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:00,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:00" (1/1) ... [2020-10-19 18:27:00,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7468445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:00, skipping insertion in model container [2020-10-19 18:27:00,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:00" (1/1) ... [2020-10-19 18:27:00,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:00,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:00,873 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-10-19 18:27:00,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34aeaea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:00, skipping insertion in model container [2020-10-19 18:27:00,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:00,874 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:00,878 INFO L168 Benchmark]: Toolchain (without parser) took 457.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 960.0 MB in the beginning and 1.1 GB in the end (delta: -121.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:00,879 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:27:00,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 448.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -126.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:00,883 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 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 448.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -126.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 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 0.1.25-906a4fb [2020-10-19 18:27:02,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:02,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:02,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:02,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:02,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:02,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:02,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:02,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:02,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:02,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:02,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:02,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:02,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:02,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:02,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:02,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:02,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:02,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:02,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:02,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:02,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:02,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:02,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:02,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:02,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:02,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:02,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:02,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:02,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:02,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:02,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:02,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:02,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:02,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:02,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:02,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:02,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:02,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:02,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:02,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:02,735 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2020-10-19 18:27:02,777 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:02,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:02,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:02,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:02,780 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:02,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:02,780 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 18:27:02,781 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:02,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:02,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 18:27:02,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:02,782 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:02,782 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:02,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:02,783 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:02,783 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:27:02,783 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:27:02,785 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 18:27:02,785 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:02,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:02,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:02,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:02,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:02,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:02,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:02,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:02,787 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:27:02,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:27:02,787 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:02,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:27:02,788 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 8301c50d8e848d61f1fa3c9b6761c13d77cf2417 [2020-10-19 18:27:03,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:03,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:03,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:03,139 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:03,139 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:03,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2020-10-19 18:27:03,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16792c617/b60e2cc8f94c482c81e819a78424b6f6/FLAG7dc4bec83 [2020-10-19 18:27:03,730 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:03,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2020-10-19 18:27:03,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16792c617/b60e2cc8f94c482c81e819a78424b6f6/FLAG7dc4bec83 [2020-10-19 18:27:04,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16792c617/b60e2cc8f94c482c81e819a78424b6f6 [2020-10-19 18:27:04,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:04,091 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:04,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:04,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:04,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:04,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:04" (1/1) ... [2020-10-19 18:27:04,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f442b9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:04, skipping insertion in model container [2020-10-19 18:27:04,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:04" (1/1) ... [2020-10-19 18:27:04,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:04,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:04,520 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-10-19 18:27:04,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fe9cedc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:04, skipping insertion in model container [2020-10-19 18:27:04,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:04,523 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:04,527 INFO L168 Benchmark]: Toolchain (without parser) took 439.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 961.3 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:04,528 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:27:04,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -156.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:04,534 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 430.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -156.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 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...