./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 f4b24e32 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-?-f4b24e3 [2022-07-14 05:52:02,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 05:52:02,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 05:52:02,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 05:52:02,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 05:52:02,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 05:52:02,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 05:52:02,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 05:52:02,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 05:52:02,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 05:52:02,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 05:52:02,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 05:52:02,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 05:52:02,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 05:52:02,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 05:52:02,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 05:52:02,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 05:52:02,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 05:52:02,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 05:52:02,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 05:52:02,835 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 05:52:02,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 05:52:02,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 05:52:02,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 05:52:02,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 05:52:02,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 05:52:02,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 05:52:02,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 05:52:02,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 05:52:02,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 05:52:02,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 05:52:02,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 05:52:02,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 05:52:02,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 05:52:02,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 05:52:02,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 05:52:02,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 05:52:02,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 05:52:02,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 05:52:02,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 05:52:02,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 05:52:02,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 05:52:02,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-07-14 05:52:02,872 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 05:52:02,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 05:52:02,873 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 05:52:02,873 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 05:52:02,874 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 05:52:02,874 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 05:52:02,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 05:52:02,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 05:52:02,875 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 05:52:02,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 05:52:02,876 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 05:52:02,876 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 05:52:02,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 05:52:02,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 05:52:02,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 05:52:02,877 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 05:52:02,878 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 05:52:02,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 05:52:02,878 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 05:52:02,878 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 05:52:02,879 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 05:52:02,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 05:52:02,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 05:52:02,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 05:52:02,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 05:52:02,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 05:52:02,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 05:52:02,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 05:52:02,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 05:52:02,881 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2022-07-14 05:52:03,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 05:52:03,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 05:52:03,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 05:52:03,141 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 05:52:03,142 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 05:52:03,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-1.i [2022-07-14 05:52:03,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c57a68d7a/bb184326dc4042da98b79c1c8531aa3e/FLAG0b6b9169d [2022-07-14 05:52:03,642 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 05:52:03,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-1.i [2022-07-14 05:52:03,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c57a68d7a/bb184326dc4042da98b79c1c8531aa3e/FLAG0b6b9169d [2022-07-14 05:52:03,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c57a68d7a/bb184326dc4042da98b79c1c8531aa3e [2022-07-14 05:52:04,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 05:52:04,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 05:52:04,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 05:52:04,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 05:52:04,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 05:52:04,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:52:03" (1/1) ... [2022-07-14 05:52:04,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450842ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:52:04, skipping insertion in model container [2022-07-14 05:52:04,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:52:03" (1/1) ... [2022-07-14 05:52:04,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 05:52:04,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 05:52:04,340 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2022-07-14 05:52:04,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@429d6834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:52:04, skipping insertion in model container [2022-07-14 05:52:04,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 05:52:04,342 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 05:52:04,346 INFO L158 Benchmark]: Toolchain (without parser) took 341.03ms. Allocated memory is still 102.8MB. Free memory was 68.2MB in the beginning and 76.1MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-14 05:52:04,348 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 102.8MB. Free memory was 55.3MB in the beginning and 55.2MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 05:52:04,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.51ms. Allocated memory is still 102.8MB. Free memory was 68.1MB in the beginning and 76.1MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-14 05:52:04,351 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 102.8MB. Free memory was 55.3MB in the beginning and 55.2MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.51ms. Allocated memory is still 102.8MB. Free memory was 68.1MB in the beginning and 76.1MB in the end (delta: -7.9MB). 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-?-f4b24e3 [2022-07-14 05:52:06,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 05:52:06,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 05:52:06,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 05:52:06,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 05:52:06,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 05:52:06,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 05:52:06,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 05:52:06,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 05:52:06,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 05:52:06,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 05:52:06,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 05:52:06,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 05:52:06,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 05:52:06,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 05:52:06,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 05:52:06,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 05:52:06,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 05:52:06,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 05:52:06,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 05:52:06,233 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 05:52:06,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 05:52:06,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 05:52:06,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 05:52:06,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 05:52:06,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 05:52:06,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 05:52:06,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 05:52:06,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 05:52:06,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 05:52:06,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 05:52:06,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 05:52:06,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 05:52:06,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 05:52:06,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 05:52:06,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 05:52:06,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 05:52:06,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 05:52:06,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 05:52:06,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 05:52:06,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 05:52:06,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 05:52:06,265 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-07-14 05:52:06,293 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 05:52:06,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 05:52:06,294 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 05:52:06,294 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 05:52:06,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 05:52:06,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 05:52:06,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 05:52:06,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 05:52:06,296 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 05:52:06,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 05:52:06,297 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 05:52:06,297 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 05:52:06,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 05:52:06,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 05:52:06,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 05:52:06,305 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 05:52:06,306 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 05:52:06,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 05:52:06,306 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 05:52:06,306 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 05:52:06,307 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 05:52:06,307 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 05:52:06,307 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 05:52:06,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 05:52:06,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 05:52:06,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 05:52:06,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 05:52:06,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 05:52:06,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 05:52:06,309 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 05:52:06,309 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 05:52:06,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 05:52:06,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2022-07-14 05:52:06,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 05:52:06,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 05:52:06,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 05:52:06,686 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 05:52:06,687 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 05:52:06,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-1.i [2022-07-14 05:52:06,754 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dc6eee8/0817970efd8340429b60d45f6935dbd9/FLAGa76b5c211 [2022-07-14 05:52:07,334 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 05:52:07,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-1.i [2022-07-14 05:52:07,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dc6eee8/0817970efd8340429b60d45f6935dbd9/FLAGa76b5c211 [2022-07-14 05:52:07,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dc6eee8/0817970efd8340429b60d45f6935dbd9 [2022-07-14 05:52:07,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 05:52:07,758 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 05:52:07,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 05:52:07,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 05:52:07,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 05:52:07,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:52:07" (1/1) ... [2022-07-14 05:52:07,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a782e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:52:07, skipping insertion in model container [2022-07-14 05:52:07,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:52:07" (1/1) ... [2022-07-14 05:52:07,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 05:52:07,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 05:52:08,092 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2022-07-14 05:52:08,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35e4660b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:52:08, skipping insertion in model container [2022-07-14 05:52:08,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 05:52:08,094 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 05:52:08,096 INFO L158 Benchmark]: Toolchain (without parser) took 337.16ms. Allocated memory is still 58.7MB. Free memory was 35.9MB in the beginning and 41.4MB in the end (delta: -5.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-14 05:52:08,097 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 40.3MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 05:52:08,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.21ms. Allocated memory is still 58.7MB. Free memory was 35.8MB in the beginning and 41.4MB in the end (delta: -5.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-14 05:52:08,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 40.3MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.21ms. Allocated memory is still 58.7MB. Free memory was 35.8MB in the beginning and 41.4MB in the end (delta: -5.6MB). Peak memory consumption was 12.6MB. 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