./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 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-2.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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:54:35,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:54:35,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:54:35,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:54:35,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:54:35,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:54:35,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:54:35,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:54:35,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:54:35,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:54:35,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:54:35,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:54:35,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:54:35,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:54:35,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:54:35,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:54:35,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:54:35,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:54:35,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:54:35,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:54:35,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:54:35,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:54:35,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:54:35,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:54:35,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:54:35,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:54:35,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:54:35,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:54:35,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:54:35,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:54:35,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:54:35,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:54:35,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:54:35,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:54:35,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:54:35,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:54:35,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:54:35,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:54:35,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:54:35,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:54:35,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:54:35,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-12-15 13:54:36,011 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:54:36,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:54:36,012 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:54:36,012 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:54:36,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:54:36,013 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:54:36,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:54:36,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:54:36,014 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:54:36,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:54:36,015 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 13:54:36,015 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 13:54:36,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:54:36,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 13:54:36,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:54:36,015 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 13:54:36,016 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 13:54:36,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:54:36,016 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:54:36,016 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 13:54:36,016 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:54:36,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:54:36,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:54:36,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:54:36,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:54:36,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:54:36,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:54:36,018 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:54:36,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:54:36,018 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:54:36,018 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-12-15 13:54:36,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:54:36,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:54:36,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:54:36,268 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:54:36,269 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:54:36,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-12-15 13:54:36,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25662c088/cb539e682690472285c94da459bc2225/FLAGd69823f47 [2021-12-15 13:54:36,747 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:54:36,747 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-12-15 13:54:36,763 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25662c088/cb539e682690472285c94da459bc2225/FLAGd69823f47 [2021-12-15 13:54:36,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25662c088/cb539e682690472285c94da459bc2225 [2021-12-15 13:54:36,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:54:36,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:54:36,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:54:36,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:54:36,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:54:36,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:36" (1/1) ... [2021-12-15 13:54:36,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b68779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:36, skipping insertion in model container [2021-12-15 13:54:36,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:36" (1/1) ... [2021-12-15 13:54:36,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:54:36,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:54:37,048 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-15 13:54:37,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6824ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:37, skipping insertion in model container [2021-12-15 13:54:37,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:54:37,050 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 13:54:37,052 INFO L158 Benchmark]: Toolchain (without parser) took 267.32ms. Allocated memory is still 100.7MB. Free memory was 61.2MB in the beginning and 75.2MB in the end (delta: -14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:54:37,052 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:54:37,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.88ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 75.2MB in the end (delta: -14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:54:37,054 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.88ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 75.2MB in the end (delta: -14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-2.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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:54:38,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:54:38,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:54:38,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:54:38,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:54:38,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:54:38,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:54:38,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:54:38,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:54:38,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:54:38,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:54:38,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:54:38,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:54:38,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:54:38,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:54:38,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:54:38,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:54:38,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:54:38,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:54:38,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:54:38,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:54:38,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:54:38,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:54:38,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:54:38,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:54:38,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:54:38,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:54:38,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:54:38,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:54:38,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:54:38,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:54:38,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:54:38,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:54:38,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:54:38,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:54:38,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:54:38,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:54:38,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:54:38,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:54:38,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:54:38,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:54:38,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-12-15 13:54:38,797 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:54:38,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:54:38,797 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:54:38,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:54:38,798 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:54:38,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:54:38,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:54:38,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:54:38,800 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:54:38,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:54:38,800 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 13:54:38,800 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 13:54:38,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:54:38,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 13:54:38,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:54:38,801 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 13:54:38,801 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 13:54:38,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:54:38,802 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:54:38,802 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:54:38,802 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:54:38,803 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 13:54:38,803 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:54:38,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:54:38,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:54:38,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:54:38,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:54:38,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:54:38,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:54:38,804 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:54:38,804 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:54:38,804 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:54:38,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:54:38,805 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-12-15 13:54:39,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:54:39,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:54:39,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:54:39,165 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:54:39,165 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:54:39,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-12-15 13:54:39,222 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/215985d0e/0ad9a4a937604009b76568d8dfd0e7d8/FLAGc376abbca [2021-12-15 13:54:39,765 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:54:39,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-12-15 13:54:39,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/215985d0e/0ad9a4a937604009b76568d8dfd0e7d8/FLAGc376abbca [2021-12-15 13:54:40,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/215985d0e/0ad9a4a937604009b76568d8dfd0e7d8 [2021-12-15 13:54:40,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:54:40,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:54:40,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:54:40,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:54:40,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:54:40,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:40" (1/1) ... [2021-12-15 13:54:40,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47203793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:40, skipping insertion in model container [2021-12-15 13:54:40,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:40" (1/1) ... [2021-12-15 13:54:40,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:54:40,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:54:40,531 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-15 13:54:40,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12db95ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:40, skipping insertion in model container [2021-12-15 13:54:40,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:54:40,533 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 13:54:40,534 INFO L158 Benchmark]: Toolchain (without parser) took 280.79ms. Allocated memory is still 71.3MB. Free memory was 52.9MB in the beginning and 54.6MB in the end (delta: -1.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-12-15 13:54:40,535 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 71.3MB. Free memory was 53.6MB in the beginning and 53.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:54:40,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.90ms. Allocated memory is still 71.3MB. Free memory was 52.8MB in the beginning and 54.6MB in the end (delta: -1.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-12-15 13:54:40,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 71.3MB. Free memory was 53.6MB in the beginning and 53.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.90ms. Allocated memory is still 71.3MB. Free memory was 52.8MB in the beginning and 54.6MB in the end (delta: -1.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN