./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit.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.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 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 05:43:54,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:43:54,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:43:54,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:43:54,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:43:54,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:43:54,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:43:54,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:43:54,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:43:54,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:43:54,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:43:54,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:43:54,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:43:54,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:43:54,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:43:54,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:43:54,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:43:54,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:43:54,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:43:54,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:43:54,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:43:54,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:43:54,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:43:54,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:43:54,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:43:54,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:43:54,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:43:54,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:43:54,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:43:54,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:43:54,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:43:54,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:43:54,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:43:54,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:43:54,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:43:54,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:43:54,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:43:54,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:43:54,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:43:54,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:43:54,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:43:54,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-12-16 05:43:54,637 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:43:54,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:43:54,638 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:43:54,638 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:43:54,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:43:54,639 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:43:54,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:43:54,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:43:54,640 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:43:54,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:43:54,641 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 05:43:54,641 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 05:43:54,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:43:54,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 05:43:54,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:43:54,642 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 05:43:54,642 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 05:43:54,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:43:54,642 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 05:43:54,642 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 05:43:54,643 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:43:54,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:43:54,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:43:54,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:43:54,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:43:54,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:43:54,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:43:54,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 05:43:54,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 05:43:54,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:43:54,645 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-12-16 05:43:54,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:43:54,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:43:54,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:43:54,876 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:43:54,877 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:43:54,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2021-12-16 05:43:54,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63ad59e6/a0ac1b3800b947b1a709bfead4620953/FLAGff49d7bc5 [2021-12-16 05:43:55,401 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:43:55,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2021-12-16 05:43:55,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63ad59e6/a0ac1b3800b947b1a709bfead4620953/FLAGff49d7bc5 [2021-12-16 05:43:55,443 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63ad59e6/a0ac1b3800b947b1a709bfead4620953 [2021-12-16 05:43:55,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:43:55,449 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:43:55,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:43:55,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:43:55,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:43:55,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:43:55" (1/1) ... [2021-12-16 05:43:55,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6117fe9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:43:55, skipping insertion in model container [2021-12-16 05:43:55,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:43:55" (1/1) ... [2021-12-16 05:43:55,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:43:55,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:43:55,751 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-16 05:43:55,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4324efb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:43:55, skipping insertion in model container [2021-12-16 05:43:55,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:43:55,753 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 05:43:55,754 INFO L158 Benchmark]: Toolchain (without parser) took 304.83ms. Allocated memory is still 96.5MB. Free memory was 62.8MB in the beginning and 71.7MB in the end (delta: -8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-16 05:43:55,756 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory was 51.8MB in the beginning and 51.7MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 05:43:55,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.77ms. Allocated memory is still 96.5MB. Free memory was 62.6MB in the beginning and 71.7MB in the end (delta: -9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-16 05:43:55,759 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory was 51.8MB in the beginning and 51.7MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.77ms. Allocated memory is still 96.5MB. Free memory was 62.6MB in the beginning and 71.7MB in the end (delta: -9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit.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 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 05:43:57,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:43:57,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:43:57,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:43:57,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:43:57,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:43:57,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:43:57,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:43:57,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:43:57,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:43:57,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:43:57,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:43:57,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:43:57,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:43:57,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:43:57,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:43:57,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:43:57,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:43:57,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:43:57,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:43:57,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:43:57,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:43:57,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:43:57,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:43:57,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:43:57,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:43:57,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:43:57,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:43:57,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:43:57,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:43:57,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:43:57,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:43:57,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:43:57,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:43:57,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:43:57,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:43:57,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:43:57,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:43:57,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:43:57,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:43:57,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:43:57,512 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-12-16 05:43:57,547 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:43:57,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:43:57,548 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:43:57,548 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:43:57,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:43:57,549 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:43:57,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:43:57,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:43:57,551 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:43:57,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:43:57,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 05:43:57,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 05:43:57,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:43:57,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 05:43:57,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:43:57,553 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 05:43:57,553 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 05:43:57,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:43:57,553 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 05:43:57,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 05:43:57,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 05:43:57,554 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 05:43:57,554 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:43:57,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:43:57,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:43:57,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:43:57,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:43:57,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:43:57,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:43:57,555 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 05:43:57,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 05:43:57,556 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:43:57,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 05:43:57,556 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-12-16 05:43:57,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:43:57,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:43:57,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:43:57,867 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:43:57,869 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:43:57,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2021-12-16 05:43:57,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170b6f97c/d5cd39c6077948228c2338498a265e01/FLAG12d072504 [2021-12-16 05:43:58,432 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:43:58,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2021-12-16 05:43:58,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170b6f97c/d5cd39c6077948228c2338498a265e01/FLAG12d072504 [2021-12-16 05:43:58,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170b6f97c/d5cd39c6077948228c2338498a265e01 [2021-12-16 05:43:58,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:43:58,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:43:58,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:43:58,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:43:58,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:43:58,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:43:58" (1/1) ... [2021-12-16 05:43:58,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1385d8e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:43:58, skipping insertion in model container [2021-12-16 05:43:58,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:43:58" (1/1) ... [2021-12-16 05:43:58,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:43:58,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:43:59,227 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-16 05:43:59,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50eb3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:43:59, skipping insertion in model container [2021-12-16 05:43:59,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:43:59,228 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 05:43:59,230 INFO L158 Benchmark]: Toolchain (without parser) took 306.32ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 42.1MB in the end (delta: -5.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-16 05:43:59,231 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 41.5MB in the beginning and 41.5MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 05:43:59,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.93ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 42.1MB in the end (delta: -5.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-16 05:43:59,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 41.5MB in the beginning and 41.5MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.93ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 42.1MB in the end (delta: -5.7MB). Peak memory consumption was 14.7MB. 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