./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 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 7636b82427235e59cf5b6ba5e099bf7be7408de5 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 7636b82427235e59cf5b6ba5e099bf7be7408de5 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:26:55,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:26:55,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:26:55,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:26:55,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:26:55,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:26:55,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:26:55,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:26:55,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:26:55,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:26:55,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:26:55,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:26:55,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:26:55,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:26:55,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:26:55,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:26:55,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:26:55,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:26:55,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:26:55,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:26:55,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:26:55,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:26:55,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:26:55,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:26:55,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:26:55,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:26:55,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:26:55,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:26:55,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:26:55,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:26:55,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:26:55,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:26:55,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:26:55,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:26:55,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:26:55,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:26:55,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:26:55,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:26:55,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:26:55,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:26:55,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:26:55,235 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2020-10-19 18:26:55,258 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:26:55,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:26:55,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:26:55,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:26:55,260 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:26:55,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:26:55,261 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 18:26:55,261 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:26:55,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:26:55,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 18:26:55,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:26:55,262 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:26:55,263 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:26:55,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:26:55,263 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:26:55,263 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 18:26:55,264 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:26:55,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:26:55,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:26:55,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:26:55,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:26:55,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:26:55,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:26:55,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:26:55,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:26:55,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:26:55,267 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:26:55,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 7636b82427235e59cf5b6ba5e099bf7be7408de5 [2020-10-19 18:26:55,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:26:55,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:26:55,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:26:55,609 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:26:55,609 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:26:55,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2020-10-19 18:26:55,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c39226714/a7eea1866b954f0fbea335919dc275f3/FLAG3a18ae05b [2020-10-19 18:26:56,170 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:26:56,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2020-10-19 18:26:56,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c39226714/a7eea1866b954f0fbea335919dc275f3/FLAG3a18ae05b [2020-10-19 18:26:56,474 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c39226714/a7eea1866b954f0fbea335919dc275f3 [2020-10-19 18:26:56,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:26:56,485 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:26:56,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:26:56,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:26:56,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:26:56,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:26:56" (1/1) ... [2020-10-19 18:26:56,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea562fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:26:56, skipping insertion in model container [2020-10-19 18:26:56,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:26:56" (1/1) ... [2020-10-19 18:26:56,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:26:56,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:26:56,980 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-10-19 18:26:56,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f01c726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:26:56, skipping insertion in model container [2020-10-19 18:26:56,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:26:56,982 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:26:56,985 INFO L168 Benchmark]: Toolchain (without parser) took 504.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -130.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2020-10-19 18:26:56,986 INFO L168 Benchmark]: CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:26:56,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 494.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -136.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:26:56,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 494.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -136.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * 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... ### Bit-precise run ### This is Ultimate 0.1.25-906a4fb [2020-10-19 18:26:58,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:26:58,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:26:58,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:26:58,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:26:58,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:26:58,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:26:58,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:26:58,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:26:58,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:26:58,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:26:58,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:26:58,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:26:58,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:26:58,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:26:58,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:26:58,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:26:58,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:26:58,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:26:58,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:26:58,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:26:58,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:26:58,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:26:58,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:26:58,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:26:58,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:26:58,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:26:58,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:26:58,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:26:58,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:26:58,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:26:58,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:26:58,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:26:58,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:26:58,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:26:58,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:26:58,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:26:58,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:26:58,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:26:58,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:26:58,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:26:58,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2020-10-19 18:26:58,673 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:26:58,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:26:58,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:26:58,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:26:58,675 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:26:58,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:26:58,676 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 18:26:58,676 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:26:58,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:26:58,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 18:26:58,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:26:58,677 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:26:58,677 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:26:58,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:26:58,678 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:26:58,678 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:26:58,678 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:26:58,679 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 18:26:58,679 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:26:58,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:26:58,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:26:58,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:26:58,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:26:58,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:26:58,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:26:58,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:26:58,681 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:26:58,682 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:26:58,682 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:26:58,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:26:58,682 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 7636b82427235e59cf5b6ba5e099bf7be7408de5 [2020-10-19 18:26:58,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:26:59,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:26:59,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:26:59,005 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:26:59,005 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:26:59,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2020-10-19 18:26:59,067 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33c01d7f/53a862285f79428896ca2a0dc27b9a10/FLAGdbade4f80 [2020-10-19 18:26:59,553 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:26:59,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2020-10-19 18:26:59,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33c01d7f/53a862285f79428896ca2a0dc27b9a10/FLAGdbade4f80 [2020-10-19 18:26:59,811 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33c01d7f/53a862285f79428896ca2a0dc27b9a10 [2020-10-19 18:26:59,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:26:59,822 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:26:59,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:26:59,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:26:59,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:26:59,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:26:59" (1/1) ... [2020-10-19 18:26:59,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e1fcb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:26:59, skipping insertion in model container [2020-10-19 18:26:59,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:26:59" (1/1) ... [2020-10-19 18:26:59,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:26:59,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:00,157 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-10-19 18:27:00,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6dfa5b48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:00, skipping insertion in model container [2020-10-19 18:27:00,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:00,160 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:00,163 INFO L168 Benchmark]: Toolchain (without parser) took 345.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 939.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:00,164 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:27:00,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.55 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 939.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:00,167 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 336.55 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 939.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * 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...