./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-dev-03d7b7b [2022-02-20 23:37:40,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 23:37:40,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 23:37:40,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 23:37:40,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 23:37:40,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 23:37:40,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 23:37:40,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 23:37:40,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 23:37:40,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 23:37:40,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 23:37:40,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 23:37:40,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 23:37:40,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 23:37:40,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 23:37:40,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 23:37:40,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 23:37:40,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 23:37:40,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 23:37:40,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 23:37:40,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 23:37:40,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 23:37:40,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 23:37:40,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 23:37:40,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 23:37:40,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 23:37:40,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 23:37:40,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 23:37:40,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 23:37:40,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 23:37:40,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 23:37:40,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 23:37:40,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 23:37:40,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 23:37:40,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 23:37:40,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 23:37:40,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 23:37:40,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 23:37:40,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 23:37:40,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 23:37:40,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 23:37:40,193 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-02-20 23:37:40,216 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 23:37:40,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 23:37:40,217 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 23:37:40,217 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 23:37:40,218 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 23:37:40,218 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 23:37:40,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 23:37:40,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 23:37:40,219 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 23:37:40,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 23:37:40,220 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 23:37:40,220 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-20 23:37:40,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 23:37:40,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 23:37:40,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 23:37:40,220 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-20 23:37:40,221 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-20 23:37:40,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 23:37:40,221 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 23:37:40,221 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 23:37:40,221 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 23:37:40,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 23:37:40,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 23:37:40,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 23:37:40,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:37:40,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 23:37:40,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 23:37:40,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 23:37:40,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 23:37:40,223 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2022-02-20 23:37:40,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 23:37:40,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 23:37:40,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 23:37:40,458 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 23:37:40,459 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 23:37:40,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2022-02-20 23:37:40,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d34e61a9/879e3692095e4140aa327e436bee65a9/FLAG842b8aea8 [2022-02-20 23:37:40,945 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 23:37:40,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2022-02-20 23:37:40,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d34e61a9/879e3692095e4140aa327e436bee65a9/FLAG842b8aea8 [2022-02-20 23:37:40,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d34e61a9/879e3692095e4140aa327e436bee65a9 [2022-02-20 23:37:40,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 23:37:40,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 23:37:40,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 23:37:40,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 23:37:40,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 23:37:40,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:37:40" (1/1) ... [2022-02-20 23:37:40,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bc8da2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:37:40, skipping insertion in model container [2022-02-20 23:37:40,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:37:40" (1/1) ... [2022-02-20 23:37:40,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 23:37:41,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:37:41,229 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-02-20 23:37:41,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76cfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:37:41, skipping insertion in model container [2022-02-20 23:37:41,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 23:37:41,230 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-02-20 23:37:41,233 INFO L158 Benchmark]: Toolchain (without parser) took 258.59ms. Allocated memory is still 98.6MB. Free memory was 65.5MB in the beginning and 71.2MB in the end (delta: -5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-20 23:37:41,234 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 23:37:41,234 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.76ms. Allocated memory is still 98.6MB. Free memory was 65.3MB in the beginning and 71.2MB in the end (delta: -5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-02-20 23:37:41,236 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.76ms. Allocated memory is still 98.6MB. Free memory was 65.3MB in the beginning and 71.2MB in the end (delta: -5.9MB). Peak memory consumption was 6.3MB. 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 -ea -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-dev-03d7b7b [2022-02-20 23:37:42,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 23:37:42,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 23:37:42,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 23:37:42,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 23:37:42,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 23:37:42,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 23:37:42,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 23:37:42,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 23:37:42,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 23:37:42,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 23:37:42,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 23:37:42,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 23:37:42,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 23:37:42,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 23:37:42,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 23:37:42,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 23:37:42,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 23:37:42,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 23:37:42,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 23:37:42,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 23:37:42,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 23:37:42,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 23:37:42,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 23:37:42,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 23:37:42,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 23:37:42,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 23:37:42,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 23:37:42,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 23:37:42,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 23:37:42,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 23:37:42,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 23:37:42,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 23:37:42,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 23:37:42,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 23:37:42,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 23:37:42,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 23:37:42,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 23:37:42,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 23:37:42,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 23:37:42,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 23:37:42,678 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-02-20 23:37:42,696 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 23:37:42,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 23:37:42,697 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 23:37:42,697 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 23:37:42,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 23:37:42,698 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 23:37:42,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 23:37:42,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 23:37:42,699 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 23:37:42,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 23:37:42,699 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 23:37:42,699 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-20 23:37:42,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 23:37:42,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 23:37:42,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 23:37:42,700 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-20 23:37:42,700 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-20 23:37:42,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 23:37:42,701 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 23:37:42,701 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 23:37:42,702 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 23:37:42,703 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 23:37:42,703 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 23:37:42,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 23:37:42,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 23:37:42,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 23:37:42,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:37:42,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 23:37:42,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 23:37:42,704 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 23:37:42,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 23:37:42,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 23:37:42,704 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2022-02-20 23:37:42,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 23:37:42,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 23:37:42,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 23:37:42,964 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 23:37:42,964 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 23:37:42,965 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2022-02-20 23:37:43,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7e28bc7c/7bd965a9f304427ba1853f385aa61577/FLAGbfaf8fb70 [2022-02-20 23:37:43,432 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 23:37:43,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2022-02-20 23:37:43,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7e28bc7c/7bd965a9f304427ba1853f385aa61577/FLAGbfaf8fb70 [2022-02-20 23:37:43,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7e28bc7c/7bd965a9f304427ba1853f385aa61577 [2022-02-20 23:37:43,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 23:37:43,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 23:37:43,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 23:37:43,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 23:37:43,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 23:37:43,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:37:43" (1/1) ... [2022-02-20 23:37:43,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c50d404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:37:43, skipping insertion in model container [2022-02-20 23:37:43,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:37:43" (1/1) ... [2022-02-20 23:37:43,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 23:37:43,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:37:44,024 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-02-20 23:37:44,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26d2c581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:37:44, skipping insertion in model container [2022-02-20 23:37:44,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 23:37:44,038 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-02-20 23:37:44,040 INFO L158 Benchmark]: Toolchain (without parser) took 204.26ms. Allocated memory is still 69.2MB. Free memory was 48.6MB in the beginning and 51.9MB in the end (delta: -3.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-02-20 23:37:44,040 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 69.2MB. Free memory was 50.3MB in the beginning and 50.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 23:37:44,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.09ms. Allocated memory is still 69.2MB. Free memory was 48.4MB in the beginning and 51.9MB in the end (delta: -3.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-02-20 23:37:44,047 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 69.2MB. Free memory was 50.3MB in the beginning and 50.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.09ms. Allocated memory is still 69.2MB. Free memory was 48.4MB in the beginning and 51.9MB in the end (delta: -3.5MB). Peak memory consumption was 12.6MB. 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