./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version ae007674 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-3.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 fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 05:42:02,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:42:02,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:42:02,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:42:02,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:42:02,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:42:02,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:42:02,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:42:02,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:42:02,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:42:02,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:42:02,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:42:02,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:42:02,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:42:02,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:42:02,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:42:02,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:42:02,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:42:02,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:42:02,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:42:02,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:42:02,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:42:02,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:42:02,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:42:02,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:42:02,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:42:02,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:42:02,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:42:02,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:42:02,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:42:02,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:42:02,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:42:02,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:42:02,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:42:02,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:42:02,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:42:02,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:42:02,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:42:02,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:42:02,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:42:02,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:42:02,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-12-28 05:42:02,983 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:42:02,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:42:02,984 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:42:02,984 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:42:02,985 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:42:02,985 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:42:02,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:42:02,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:42:02,986 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:42:02,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:42:02,986 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-28 05:42:02,986 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 05:42:02,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:42:02,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-28 05:42:02,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:42:02,987 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-28 05:42:02,987 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-28 05:42:02,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:42:02,988 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 05:42:02,988 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-28 05:42:02,988 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:42:02,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:42:02,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:42:02,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:42:02,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:42:02,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:42:02,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:42:02,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 05:42:02,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 05:42:02,990 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-12-28 05:42:03,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:42:03,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:42:03,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:42:03,241 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:42:03,242 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:42:03,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-28 05:42:03,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f65bf99d3/77973254362847b59c587708a65fe043/FLAG1025d3f0d [2021-12-28 05:42:03,672 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:42:03,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-28 05:42:03,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f65bf99d3/77973254362847b59c587708a65fe043/FLAG1025d3f0d [2021-12-28 05:42:03,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f65bf99d3/77973254362847b59c587708a65fe043 [2021-12-28 05:42:03,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:42:03,692 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:42:03,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:42:03,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:42:03,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:42:03,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:42:03" (1/1) ... [2021-12-28 05:42:03,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5127db7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:42:03, skipping insertion in model container [2021-12-28 05:42:03,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:42:03" (1/1) ... [2021-12-28 05:42:03,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:42:03,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:42:03,874 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-28 05:42:03,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2522f554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:42:03, skipping insertion in model container [2021-12-28 05:42:03,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:42:03,875 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 05:42:03,876 INFO L158 Benchmark]: Toolchain (without parser) took 183.43ms. Allocated memory is still 62.9MB. Free memory was 42.6MB in the beginning and 32.4MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-28 05:42:03,877 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 05:42:03,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.95ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 32.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-28 05:42:03,879 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 181.95ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 32.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit-3.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 fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 05:42:05,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:42:05,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:42:05,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:42:05,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:42:05,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:42:05,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:42:05,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:42:05,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:42:05,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:42:05,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:42:05,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:42:05,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:42:05,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:42:05,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:42:05,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:42:05,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:42:05,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:42:05,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:42:05,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:42:05,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:42:05,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:42:05,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:42:05,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:42:05,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:42:05,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:42:05,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:42:05,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:42:05,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:42:05,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:42:05,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:42:05,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:42:05,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:42:05,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:42:05,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:42:05,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:42:05,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:42:05,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:42:05,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:42:05,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:42:05,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:42:05,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-12-28 05:42:05,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:42:05,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:42:05,297 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:42:05,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:42:05,298 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:42:05,298 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:42:05,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:42:05,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:42:05,300 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:42:05,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:42:05,301 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-28 05:42:05,301 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 05:42:05,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:42:05,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-28 05:42:05,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:42:05,301 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-28 05:42:05,301 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-28 05:42:05,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:42:05,302 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 05:42:05,302 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-28 05:42:05,302 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-28 05:42:05,302 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-28 05:42:05,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:42:05,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:42:05,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:42:05,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:42:05,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:42:05,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:42:05,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:42:05,303 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-28 05:42:05,304 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-28 05:42:05,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-28 05:42:05,304 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-12-28 05:42:05,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:42:05,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:42:05,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:42:05,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:42:05,575 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:42:05,576 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-28 05:42:05,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd6b21b9/9ff53a6de18a40d98b1016ca52159398/FLAG2c53e00c8 [2021-12-28 05:42:06,067 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:42:06,070 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-28 05:42:06,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd6b21b9/9ff53a6de18a40d98b1016ca52159398/FLAG2c53e00c8 [2021-12-28 05:42:06,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd6b21b9/9ff53a6de18a40d98b1016ca52159398 [2021-12-28 05:42:06,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:42:06,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:42:06,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:42:06,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:42:06,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:42:06,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:42:06" (1/1) ... [2021-12-28 05:42:06,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29959fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:42:06, skipping insertion in model container [2021-12-28 05:42:06,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:42:06" (1/1) ... [2021-12-28 05:42:06,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:42:06,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:42:06,349 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-28 05:42:06,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ec88436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:42:06, skipping insertion in model container [2021-12-28 05:42:06,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:42:06,350 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 05:42:06,352 INFO L158 Benchmark]: Toolchain (without parser) took 253.66ms. Allocated memory is still 73.4MB. Free memory was 55.0MB in the beginning and 56.1MB in the end (delta: -1.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-28 05:42:06,353 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 73.4MB. Free memory was 54.5MB in the beginning and 54.4MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 05:42:06,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.50ms. Allocated memory is still 73.4MB. Free memory was 54.7MB in the beginning and 56.1MB in the end (delta: -1.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-28 05:42:06,355 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 73.4MB. Free memory was 54.5MB in the beginning and 54.4MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.50ms. Allocated memory is still 73.4MB. Free memory was 54.7MB in the beginning and 56.1MB in the end (delta: -1.4MB). 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