./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 9a8b2e8d 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_1.3.100.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 -Xmx15G -Xms4m -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 0.1.25-9a8b2e8 [2020-10-20 06:19:46,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:19:46,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:19:46,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:19:46,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:19:46,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:19:46,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:19:46,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:19:46,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:19:46,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:19:46,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:19:46,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:19:46,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:19:46,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:19:46,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:19:46,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:19:46,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:19:46,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:19:46,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:19:46,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:19:46,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:19:46,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:19:46,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:19:46,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:19:46,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:19:46,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:19:46,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:19:46,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:19:46,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:19:46,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:19:46,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:19:46,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:19:47,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:19:47,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:19:47,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:19:47,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:19:47,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:19:47,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:19:47,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:19:47,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:19:47,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:19:47,022 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2020-10-20 06:19:47,066 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:19:47,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:19:47,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:19:47,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:19:47,068 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:19:47,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:19:47,069 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 06:19:47,069 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:19:47,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:19:47,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 06:19:47,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:19:47,071 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:19:47,071 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:19:47,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:19:47,072 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:19:47,072 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 06:19:47,072 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:19:47,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:19:47,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:19:47,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:19:47,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:19:47,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:19:47,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:19:47,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:19:47,074 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:19:47,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:19:47,075 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:19:47,075 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 [2020-10-20 06:19:47,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:19:47,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:19:47,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:19:47,327 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:19:47,327 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:19:47,328 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2020-10-20 06:19:47,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1831f7d/6307b9b54ed74ac3b355c904197a9feb/FLAGe2d80dea3 [2020-10-20 06:19:47,905 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:19:47,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2020-10-20 06:19:47,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1831f7d/6307b9b54ed74ac3b355c904197a9feb/FLAGe2d80dea3 [2020-10-20 06:19:48,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1831f7d/6307b9b54ed74ac3b355c904197a9feb [2020-10-20 06:19:48,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:19:48,241 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:19:48,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:19:48,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:19:48,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:19:48,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:19:48" (1/1) ... [2020-10-20 06:19:48,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128d092c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:19:48, skipping insertion in model container [2020-10-20 06:19:48,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:19:48" (1/1) ... [2020-10-20 06:19:48,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:19:48,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:19:48,662 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-10-20 06:19:48,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58b0497d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:19:48, skipping insertion in model container [2020-10-20 06:19:48,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:19:48,664 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:19:48,667 INFO L168 Benchmark]: Toolchain (without parser) took 439.87 ms. Allocated memory was 35.1 MB in the beginning and 44.6 MB in the end (delta: 9.4 MB). Free memory was 6.5 MB in the beginning and 26.8 MB in the end (delta: -20.3 MB). Peak memory consumption was 844.6 kB. Max. memory is 14.3 GB. [2020-10-20 06:19:48,668 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 34.6 MB. Free memory was 12.5 MB in the beginning and 12.5 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-20 06:19:48,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 421.18 ms. Allocated memory was 37.2 MB in the beginning and 44.6 MB in the end (delta: 7.3 MB). Free memory was 18.6 MB in the beginning and 26.8 MB in the end (delta: -8.2 MB). Peak memory consumption was 10.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:19:48,672 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 34.6 MB. Free memory was 12.5 MB in the beginning and 12.5 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 421.18 ms. Allocated memory was 37.2 MB in the beginning and 44.6 MB in the end (delta: 7.3 MB). Free memory was 18.6 MB in the beginning and 26.8 MB in the end (delta: -8.2 MB). Peak memory consumption was 10.9 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 06:19:50,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:19:50,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:19:50,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:19:50,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:19:50,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:19:50,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:19:50,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:19:50,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:19:50,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:19:50,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:19:50,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:19:50,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:19:50,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:19:50,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:19:50,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:19:50,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:19:50,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:19:50,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:19:50,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:19:50,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:19:50,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:19:50,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:19:50,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:19:50,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:19:50,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:19:50,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:19:50,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:19:50,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:19:50,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:19:50,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:19:50,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:19:50,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:19:50,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:19:50,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:19:50,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:19:50,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:19:50,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:19:50,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:19:50,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:19:50,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:19:50,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2020-10-20 06:19:50,723 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:19:50,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:19:50,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:19:50,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:19:50,726 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:19:50,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:19:50,729 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 06:19:50,729 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:19:50,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:19:50,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 06:19:50,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:19:50,730 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:19:50,730 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:19:50,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:19:50,730 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:19:50,731 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:19:50,731 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:19:50,731 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 06:19:50,732 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:19:50,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:19:50,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:19:50,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:19:50,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:19:50,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:19:50,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:19:50,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:19:50,735 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:19:50,735 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:19:50,735 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:19:50,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:19:50,736 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 [2020-10-20 06:19:50,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:19:50,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:19:50,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:19:50,956 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:19:50,958 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:19:50,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2020-10-20 06:19:51,026 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f61a073ac/cd8a75cd34d74a0fa1e2a36aa8f4f9d4/FLAGf44a13614 [2020-10-20 06:19:51,525 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:19:51,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2020-10-20 06:19:51,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f61a073ac/cd8a75cd34d74a0fa1e2a36aa8f4f9d4/FLAGf44a13614 [2020-10-20 06:19:51,891 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f61a073ac/cd8a75cd34d74a0fa1e2a36aa8f4f9d4 [2020-10-20 06:19:51,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:19:51,899 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:19:51,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:19:51,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:19:51,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:19:51,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:19:51" (1/1) ... [2020-10-20 06:19:51,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18396ca9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:19:51, skipping insertion in model container [2020-10-20 06:19:51,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:19:51" (1/1) ... [2020-10-20 06:19:51,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:19:51,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:19:52,381 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-10-20 06:19:52,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c12cb16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:19:52, skipping insertion in model container [2020-10-20 06:19:52,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:19:52,383 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:19:52,385 INFO L168 Benchmark]: Toolchain (without parser) took 488.89 ms. Allocated memory was 34.1 MB in the beginning and 45.1 MB in the end (delta: 11.0 MB). Free memory was 6.3 MB in the beginning and 26.9 MB in the end (delta: -20.6 MB). Peak memory consumption was 6.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:19:52,386 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 34.1 MB. Free memory is still 13.0 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 06:19:52,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 482.05 ms. Allocated memory was 34.1 MB in the beginning and 45.1 MB in the end (delta: 11.0 MB). Free memory was 5.5 MB in the beginning and 26.9 MB in the end (delta: -21.4 MB). Peak memory consumption was 6.1 MB. Max. memory is 14.3 GB. [2020-10-20 06:19:52,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 34.1 MB. Free memory is still 13.0 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 482.05 ms. Allocated memory was 34.1 MB in the beginning and 45.1 MB in the end (delta: 11.0 MB). Free memory was 5.5 MB in the beginning and 26.9 MB in the end (delta: -21.4 MB). Peak memory consumption was 6.1 MB. Max. memory is 14.3 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...