./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 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.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 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:54:37,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:54:37,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:54:37,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:54:37,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:54:37,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:54:37,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:54:37,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:54:37,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:54:37,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:54:37,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:54:37,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:54:37,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:54:37,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:54:37,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:54:37,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:54:37,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:54:37,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:54:37,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:54:37,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:54:37,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:54:37,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:54:37,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:54:37,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:54:37,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:54:37,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:54:37,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:54:37,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:54:37,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:54:37,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:54:37,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:54:37,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:54:37,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:54:37,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:54:37,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:54:37,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:54:37,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:54:37,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:54:37,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:54:37,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:54:37,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:54:37,873 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-12-15 13:54:37,897 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:54:37,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:54:37,898 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:54:37,899 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:54:37,899 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:54:37,900 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:54:37,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:54:37,901 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:54:37,901 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:54:37,901 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:54:37,902 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 13:54:37,902 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 13:54:37,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:54:37,902 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 13:54:37,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:54:37,903 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 13:54:37,903 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 13:54:37,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:54:37,903 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:54:37,903 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 13:54:37,904 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:54:37,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:54:37,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:54:37,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:54:37,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:54:37,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:54:37,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:54:37,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:54:37,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:54:37,905 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:54:37,906 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-12-15 13:54:38,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:54:38,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:54:38,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:54:38,145 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:54:38,146 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:54:38,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2021-12-15 13:54:38,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeaff3a4e/4b808be4d3f5425bac0e7994d30a8eb0/FLAGb65717ff1 [2021-12-15 13:54:38,632 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:54:38,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2021-12-15 13:54:38,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeaff3a4e/4b808be4d3f5425bac0e7994d30a8eb0/FLAGb65717ff1 [2021-12-15 13:54:38,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeaff3a4e/4b808be4d3f5425bac0e7994d30a8eb0 [2021-12-15 13:54:38,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:54:38,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:54:38,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:54:38,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:54:38,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:54:38,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:38" (1/1) ... [2021-12-15 13:54:38,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8eb357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:38, skipping insertion in model container [2021-12-15 13:54:38,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:38" (1/1) ... [2021-12-15 13:54:38,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:54:38,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:54:38,952 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-15 13:54:38,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d2169c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:38, skipping insertion in model container [2021-12-15 13:54:38,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:54:38,954 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 13:54:38,956 INFO L158 Benchmark]: Toolchain (without parser) took 286.84ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 52.5MB in the beginning and 95.1MB in the end (delta: -42.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 13:54:38,957 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 45.3MB in the beginning and 45.3MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:54:38,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.34ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 52.4MB in the beginning and 95.1MB in the end (delta: -42.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 13:54:38,960 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 45.3MB in the beginning and 45.3MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.34ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 52.4MB in the beginning and 95.1MB in the end (delta: -42.8MB). Peak memory consumption was 10.5MB. 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.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 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:54:40,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:54:40,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:54:40,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:54:40,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:54:40,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:54:40,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:54:40,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:54:40,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:54:40,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:54:40,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:54:40,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:54:40,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:54:40,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:54:40,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:54:40,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:54:40,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:54:40,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:54:40,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:54:40,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:54:40,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:54:40,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:54:40,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:54:40,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:54:40,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:54:40,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:54:40,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:54:40,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:54:40,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:54:40,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:54:40,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:54:40,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:54:40,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:54:40,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:54:40,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:54:40,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:54:40,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:54:40,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:54:40,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:54:40,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:54:40,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:54:40,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-12-15 13:54:40,825 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:54:40,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:54:40,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:54:40,826 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:54:40,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:54:40,827 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:54:40,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:54:40,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:54:40,829 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:54:40,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:54:40,830 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 13:54:40,830 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 13:54:40,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:54:40,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 13:54:40,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:54:40,831 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 13:54:40,831 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 13:54:40,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:54:40,831 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:54:40,831 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:54:40,832 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:54:40,832 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 13:54:40,832 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:54:40,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:54:40,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:54:40,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:54:40,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:54:40,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:54:40,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:54:40,833 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:54:40,833 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:54:40,834 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:54:40,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:54:40,834 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-12-15 13:54:41,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:54:41,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:54:41,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:54:41,166 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:54:41,169 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:54:41,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2021-12-15 13:54:41,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6146d256/5b0874c6e38146efb799ef3727818b04/FLAG5b3b3e3d2 [2021-12-15 13:54:41,748 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:54:41,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2021-12-15 13:54:41,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6146d256/5b0874c6e38146efb799ef3727818b04/FLAG5b3b3e3d2 [2021-12-15 13:54:42,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6146d256/5b0874c6e38146efb799ef3727818b04 [2021-12-15 13:54:42,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:54:42,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:54:42,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:54:42,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:54:42,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:54:42,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:42" (1/1) ... [2021-12-15 13:54:42,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54c56860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:42, skipping insertion in model container [2021-12-15 13:54:42,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:42" (1/1) ... [2021-12-15 13:54:42,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:54:42,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:54:42,503 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-15 13:54:42,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6629ae22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:42, skipping insertion in model container [2021-12-15 13:54:42,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:54:42,505 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 13:54:42,507 INFO L158 Benchmark]: Toolchain (without parser) took 271.68ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 30.3MB in the beginning and 56.1MB in the end (delta: -25.7MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-12-15 13:54:42,507 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 54.5MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:54:42,508 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.62ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 30.2MB in the beginning and 56.1MB in the end (delta: -25.9MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-12-15 13:54:42,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 54.5MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.62ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 30.2MB in the beginning and 56.1MB in the end (delta: -25.9MB). Peak memory consumption was 7.5MB. 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