./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-18 19:20:10,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 19:20:10,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 19:20:10,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 19:20:10,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 19:20:10,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 19:20:10,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 19:20:10,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 19:20:10,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 19:20:10,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 19:20:10,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 19:20:10,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 19:20:10,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 19:20:10,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 19:20:10,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 19:20:10,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 19:20:10,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 19:20:10,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 19:20:10,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 19:20:10,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 19:20:10,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 19:20:10,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 19:20:10,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 19:20:10,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 19:20:10,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 19:20:10,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 19:20:10,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 19:20:10,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 19:20:10,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 19:20:10,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 19:20:10,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 19:20:10,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 19:20:10,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 19:20:10,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 19:20:10,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 19:20:10,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 19:20:10,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 19:20:10,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 19:20:10,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 19:20:10,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 19:20:10,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 19:20:10,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-12-18 19:20:10,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 19:20:10,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 19:20:10,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 19:20:10,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 19:20:10,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 19:20:10,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 19:20:10,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 19:20:10,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 19:20:10,339 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 19:20:10,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 19:20:10,340 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-18 19:20:10,340 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-18 19:20:10,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 19:20:10,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-18 19:20:10,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 19:20:10,340 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-18 19:20:10,341 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-18 19:20:10,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 19:20:10,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-18 19:20:10,341 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-18 19:20:10,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 19:20:10,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 19:20:10,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 19:20:10,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 19:20:10,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 19:20:10,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 19:20:10,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 19:20:10,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 19:20:10,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 19:20:10,343 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 19:20:10,343 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-12-18 19:20:10,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 19:20:10,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 19:20:10,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 19:20:10,523 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 19:20:10,523 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 19:20:10,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-12-18 19:20:10,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c250cf856/cd106d10a2874d1fbbecc3fbc4e6b81a/FLAGe124ef0b2 [2021-12-18 19:20:10,958 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 19:20:10,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-12-18 19:20:10,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c250cf856/cd106d10a2874d1fbbecc3fbc4e6b81a/FLAGe124ef0b2 [2021-12-18 19:20:10,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c250cf856/cd106d10a2874d1fbbecc3fbc4e6b81a [2021-12-18 19:20:10,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 19:20:10,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 19:20:10,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 19:20:10,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 19:20:10,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 19:20:10,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:20:10" (1/1) ... [2021-12-18 19:20:11,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63154913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:20:10, skipping insertion in model container [2021-12-18 19:20:11,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:20:10" (1/1) ... [2021-12-18 19:20:11,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 19:20:11,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 19:20:11,204 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-18 19:20:11,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50c31fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:20:11, skipping insertion in model container [2021-12-18 19:20:11,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 19:20:11,205 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-18 19:20:11,207 INFO L158 Benchmark]: Toolchain (without parser) took 212.98ms. Allocated memory is still 96.5MB. Free memory was 64.3MB in the beginning and 71.8MB in the end (delta: -7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-18 19:20:11,207 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 96.5MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 19:20:11,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.42ms. Allocated memory is still 96.5MB. Free memory was 64.3MB in the beginning and 71.8MB in the end (delta: -7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-18 19:20:11,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 96.5MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.42ms. Allocated memory is still 96.5MB. Free memory was 64.3MB in the beginning and 71.8MB in the end (delta: -7.5MB). 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-tmp.no-commuhash-c3fed41 [2021-12-18 19:20:12,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 19:20:12,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 19:20:12,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 19:20:12,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 19:20:12,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 19:20:12,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 19:20:12,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 19:20:12,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 19:20:12,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 19:20:12,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 19:20:12,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 19:20:12,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 19:20:12,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 19:20:12,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 19:20:12,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 19:20:12,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 19:20:12,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 19:20:12,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 19:20:12,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 19:20:12,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 19:20:12,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 19:20:12,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 19:20:12,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 19:20:12,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 19:20:12,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 19:20:12,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 19:20:12,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 19:20:12,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 19:20:12,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 19:20:12,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 19:20:12,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 19:20:12,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 19:20:12,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 19:20:12,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 19:20:12,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 19:20:12,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 19:20:12,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 19:20:12,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 19:20:12,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 19:20:12,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 19:20:12,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-12-18 19:20:12,680 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 19:20:12,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 19:20:12,681 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 19:20:12,681 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 19:20:12,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 19:20:12,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 19:20:12,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 19:20:12,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 19:20:12,683 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 19:20:12,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 19:20:12,684 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-18 19:20:12,684 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-18 19:20:12,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 19:20:12,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-18 19:20:12,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 19:20:12,684 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-18 19:20:12,684 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-18 19:20:12,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 19:20:12,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-18 19:20:12,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-18 19:20:12,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-18 19:20:12,685 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-18 19:20:12,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 19:20:12,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 19:20:12,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 19:20:12,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 19:20:12,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 19:20:12,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 19:20:12,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 19:20:12,686 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-18 19:20:12,687 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-18 19:20:12,687 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 19:20:12,687 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-18 19:20:12,687 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-12-18 19:20:12,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 19:20:12,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 19:20:12,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 19:20:12,958 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 19:20:12,960 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 19:20:12,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-12-18 19:20:13,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/492fbe41a/2f323ff4767d4f1283c5a296fbff3b12/FLAGc04837c66 [2021-12-18 19:20:13,414 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 19:20:13,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-12-18 19:20:13,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/492fbe41a/2f323ff4767d4f1283c5a296fbff3b12/FLAGc04837c66 [2021-12-18 19:20:13,445 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/492fbe41a/2f323ff4767d4f1283c5a296fbff3b12 [2021-12-18 19:20:13,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 19:20:13,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 19:20:13,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 19:20:13,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 19:20:13,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 19:20:13,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:20:13" (1/1) ... [2021-12-18 19:20:13,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e1dd64c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:20:13, skipping insertion in model container [2021-12-18 19:20:13,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:20:13" (1/1) ... [2021-12-18 19:20:13,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 19:20:13,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 19:20:13,717 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-18 19:20:13,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74c6953e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:20:13, skipping insertion in model container [2021-12-18 19:20:13,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 19:20:13,719 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-18 19:20:13,721 INFO L158 Benchmark]: Toolchain (without parser) took 271.04ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 30.6MB in the beginning and 56.3MB in the end (delta: -25.7MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-12-18 19:20:13,722 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 19:20:13,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.07ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 30.3MB in the beginning and 56.5MB in the end (delta: -26.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-12-18 19:20:13,725 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 54.5MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.07ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 30.3MB in the beginning and 56.5MB in the end (delta: -26.2MB). Peak memory consumption was 7.6MB. 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