./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version eb692b52 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-2.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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 05:11:52,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 05:11:52,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 05:11:52,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 05:11:52,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 05:11:52,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 05:11:52,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 05:11:52,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 05:11:52,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 05:11:52,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 05:11:52,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 05:11:52,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 05:11:52,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 05:11:52,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 05:11:52,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 05:11:52,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 05:11:52,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 05:11:52,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 05:11:52,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 05:11:52,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 05:11:52,850 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 05:11:52,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 05:11:52,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 05:11:52,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 05:11:52,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 05:11:52,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 05:11:52,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 05:11:52,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 05:11:52,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 05:11:52,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 05:11:52,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 05:11:52,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 05:11:52,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 05:11:52,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 05:11:52,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 05:11:52,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 05:11:52,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 05:11:52,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 05:11:52,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 05:11:52,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 05:11:52,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 05:11:52,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 05:11:52,871 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-07-20 05:11:52,907 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 05:11:52,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 05:11:52,908 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 05:11:52,908 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 05:11:52,909 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 05:11:52,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 05:11:52,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 05:11:52,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 05:11:52,910 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 05:11:52,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 05:11:52,912 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-20 05:11:52,912 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 05:11:52,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 05:11:52,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-20 05:11:52,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 05:11:52,913 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 05:11:52,913 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 05:11:52,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 05:11:52,913 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 05:11:52,914 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-20 05:11:52,914 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 05:11:52,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 05:11:52,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 05:11:52,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 05:11:52,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 05:11:52,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 05:11:52,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 05:11:52,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 05:11:52,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 05:11:52,916 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-07-20 05:11:53,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 05:11:53,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 05:11:53,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 05:11:53,181 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 05:11:53,181 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 05:11:53,183 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-20 05:11:53,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22b754d6/b39afec26d3849ab931a68875c85b28c/FLAG31e00a2af [2022-07-20 05:11:53,681 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 05:11:53,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-20 05:11:53,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22b754d6/b39afec26d3849ab931a68875c85b28c/FLAG31e00a2af [2022-07-20 05:11:54,063 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22b754d6/b39afec26d3849ab931a68875c85b28c [2022-07-20 05:11:54,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 05:11:54,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 05:11:54,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 05:11:54,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 05:11:54,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 05:11:54,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:11:54" (1/1) ... [2022-07-20 05:11:54,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16977e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:54, skipping insertion in model container [2022-07-20 05:11:54,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:11:54" (1/1) ... [2022-07-20 05:11:54,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 05:11:54,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 05:11:54,402 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-20 05:11:54,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c7cacca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:54, skipping insertion in model container [2022-07-20 05:11:54,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 05:11:54,405 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 05:11:54,407 INFO L158 Benchmark]: Toolchain (without parser) took 338.38ms. Allocated memory is still 98.6MB. Free memory was 65.7MB in the beginning and 74.0MB in the end (delta: -8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-20 05:11:54,408 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 81.8MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 18.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 05:11:54,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.22ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 74.0MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-20 05:11:54,411 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 81.8MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 18.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.22ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 74.0MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. 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-2.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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 05:11:56,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 05:11:56,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 05:11:56,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 05:11:56,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 05:11:56,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 05:11:56,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 05:11:56,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 05:11:56,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 05:11:56,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 05:11:56,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 05:11:56,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 05:11:56,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 05:11:56,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 05:11:56,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 05:11:56,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 05:11:56,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 05:11:56,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 05:11:56,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 05:11:56,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 05:11:56,243 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 05:11:56,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 05:11:56,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 05:11:56,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 05:11:56,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 05:11:56,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 05:11:56,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 05:11:56,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 05:11:56,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 05:11:56,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 05:11:56,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 05:11:56,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 05:11:56,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 05:11:56,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 05:11:56,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 05:11:56,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 05:11:56,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 05:11:56,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 05:11:56,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 05:11:56,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 05:11:56,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 05:11:56,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 05:11:56,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-07-20 05:11:56,316 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 05:11:56,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 05:11:56,317 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 05:11:56,317 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 05:11:56,317 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 05:11:56,318 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 05:11:56,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 05:11:56,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 05:11:56,319 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 05:11:56,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 05:11:56,320 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-20 05:11:56,320 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 05:11:56,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 05:11:56,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-20 05:11:56,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 05:11:56,321 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 05:11:56,321 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 05:11:56,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 05:11:56,321 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 05:11:56,322 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 05:11:56,322 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 05:11:56,322 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-20 05:11:56,322 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 05:11:56,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 05:11:56,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 05:11:56,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 05:11:56,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 05:11:56,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 05:11:56,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 05:11:56,324 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 05:11:56,324 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 05:11:56,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 05:11:56,324 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-07-20 05:11:56,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 05:11:56,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 05:11:56,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 05:11:56,655 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 05:11:56,655 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 05:11:56,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-20 05:11:56,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42c69a109/c282c36806444fb08142a008244c9873/FLAG7b81840fa [2022-07-20 05:11:57,173 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 05:11:57,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-20 05:11:57,187 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42c69a109/c282c36806444fb08142a008244c9873/FLAG7b81840fa [2022-07-20 05:11:57,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42c69a109/c282c36806444fb08142a008244c9873 [2022-07-20 05:11:57,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 05:11:57,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 05:11:57,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 05:11:57,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 05:11:57,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 05:11:57,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:11:57" (1/1) ... [2022-07-20 05:11:57,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a7dd8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:57, skipping insertion in model container [2022-07-20 05:11:57,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:11:57" (1/1) ... [2022-07-20 05:11:57,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 05:11:57,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 05:11:57,803 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-20 05:11:57,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75a49ae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:57, skipping insertion in model container [2022-07-20 05:11:57,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 05:11:57,804 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 05:11:57,806 INFO L158 Benchmark]: Toolchain (without parser) took 275.78ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 30.6MB in the beginning and 51.0MB in the end (delta: -20.5MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-07-20 05:11:57,806 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 48.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 05:11:57,807 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.08ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 30.4MB in the beginning and 51.0MB in the end (delta: -20.7MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-07-20 05:11:57,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 48.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.08ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 30.4MB in the beginning and 51.0MB in the end (delta: -20.7MB). Peak memory consumption was 10.2MB. 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