./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 6c24879c 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-1.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 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 18:10:10,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:10:10,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:10:10,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:10:10,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:10:10,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:10:10,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:10:10,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:10:10,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:10:10,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:10:10,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:10:10,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:10:10,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:10:10,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:10:10,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:10:10,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:10:10,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:10:10,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:10:10,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:10:10,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:10:10,591 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:10:10,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:10:10,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:10:10,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:10:10,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:10:10,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:10:10,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:10:10,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:10:10,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:10:10,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:10:10,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:10:10,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:10:10,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:10:10,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:10:10,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:10:10,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:10:10,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:10:10,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:10:10,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:10:10,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:10:10,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:10:10,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:10:10,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-07-12 18:10:10,645 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:10:10,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:10:10,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:10:10,650 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:10:10,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:10:10,651 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:10:10,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:10:10,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:10:10,652 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:10:10,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:10:10,653 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:10:10,653 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:10:10,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:10:10,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:10:10,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:10:10,654 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:10:10,654 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:10:10,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:10:10,655 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:10:10,656 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:10:10,657 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:10:10,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:10:10,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:10:10,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:10:10,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:10:10,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:10:10,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:10:10,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 18:10:10,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 18:10:10,659 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2022-07-12 18:10:10,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:10:10,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:10:10,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:10:10,909 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:10:10,909 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:10:10,911 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-1.i [2022-07-12 18:10:10,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f65a70da6/82dcf888e74a4529afb6ba9a368706a9/FLAGe1a26486f [2022-07-12 18:10:11,462 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:10:11,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-1.i [2022-07-12 18:10:11,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f65a70da6/82dcf888e74a4529afb6ba9a368706a9/FLAGe1a26486f [2022-07-12 18:10:11,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f65a70da6/82dcf888e74a4529afb6ba9a368706a9 [2022-07-12 18:10:11,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:10:11,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:10:11,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:11,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:10:11,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:10:11,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:11" (1/1) ... [2022-07-12 18:10:11,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36bfd60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:11, skipping insertion in model container [2022-07-12 18:10:11,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:11" (1/1) ... [2022-07-12 18:10:11,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:10:11,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:10:12,150 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2022-07-12 18:10:12,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12d33451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:12, skipping insertion in model container [2022-07-12 18:10:12,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:12,153 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 18:10:12,155 INFO L158 Benchmark]: Toolchain (without parser) took 332.22ms. Allocated memory is still 109.1MB. Free memory was 79.1MB in the beginning and 82.5MB in the end (delta: -3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 18:10:12,156 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:10:12,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.08ms. Allocated memory is still 109.1MB. Free memory was 78.9MB in the beginning and 82.5MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 18:10:12,159 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.08ms. Allocated memory is still 109.1MB. Free memory was 78.9MB in the beginning and 82.5MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Unsupported function: _Exit 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-1.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 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 18:10:14,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:10:14,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:10:14,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:10:14,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:10:14,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:10:14,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:10:14,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:10:14,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:10:14,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:10:14,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:10:14,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:10:14,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:10:14,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:10:14,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:10:14,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:10:14,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:10:14,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:10:14,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:10:14,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:10:14,140 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:10:14,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:10:14,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:10:14,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:10:14,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:10:14,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:10:14,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:10:14,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:10:14,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:10:14,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:10:14,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:10:14,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:10:14,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:10:14,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:10:14,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:10:14,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:10:14,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:10:14,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:10:14,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:10:14,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:10:14,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:10:14,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:10:14,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-07-12 18:10:14,205 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:10:14,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:10:14,206 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:10:14,206 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:10:14,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:10:14,208 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:10:14,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:10:14,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:10:14,209 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:10:14,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:10:14,210 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:10:14,210 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:10:14,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:10:14,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:10:14,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:10:14,224 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:10:14,224 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:10:14,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:10:14,225 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:10:14,225 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 18:10:14,225 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 18:10:14,225 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:10:14,226 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:10:14,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:10:14,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:10:14,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:10:14,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:10:14,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:10:14,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:10:14,227 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 18:10:14,228 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 18:10:14,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 18:10:14,228 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2022-07-12 18:10:14,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:10:14,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:10:14,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:10:14,627 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:10:14,628 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:10:14,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-1.i [2022-07-12 18:10:14,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab9176641/6628e5977b1d4c1b959ae16a5c61f17c/FLAGa4717efc9 [2022-07-12 18:10:15,173 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:10:15,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-1.i [2022-07-12 18:10:15,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab9176641/6628e5977b1d4c1b959ae16a5c61f17c/FLAGa4717efc9 [2022-07-12 18:10:15,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab9176641/6628e5977b1d4c1b959ae16a5c61f17c [2022-07-12 18:10:15,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:10:15,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:10:15,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:15,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:10:15,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:10:15,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:15" (1/1) ... [2022-07-12 18:10:15,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e535694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:15, skipping insertion in model container [2022-07-12 18:10:15,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:15" (1/1) ... [2022-07-12 18:10:15,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:10:15,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:10:15,586 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2022-07-12 18:10:15,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bc0e163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:15, skipping insertion in model container [2022-07-12 18:10:15,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:15,588 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 18:10:15,591 INFO L158 Benchmark]: Toolchain (without parser) took 378.61ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 32.0MB in the beginning and 49.6MB in the end (delta: -17.7MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-07-12 18:10:15,592 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:10:15,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.31ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.8MB in the beginning and 49.6MB in the end (delta: -17.8MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-07-12 18:10:15,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.31ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.8MB in the beginning and 49.6MB in the end (delta: -17.8MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Unsupported function: _Exit 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