./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:32:49,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:32:49,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:32:49,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:32:49,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:32:49,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:32:49,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:32:49,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:32:49,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:32:49,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:32:49,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:32:49,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:32:49,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:32:49,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:32:49,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:32:49,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:32:49,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:32:49,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:32:49,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:32:49,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:32:49,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:32:49,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:32:49,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:32:49,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:32:49,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:32:49,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:32:49,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:32:49,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:32:49,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:32:49,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:32:49,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:32:49,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:32:49,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:32:49,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:32:49,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:32:49,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:32:49,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:32:49,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:32:49,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:32:49,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:32:49,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:32:49,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-11-22 15:32:49,558 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:32:49,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:32:49,559 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:32:49,559 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:32:49,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:32:49,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:32:49,561 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:32:49,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:32:49,562 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:32:49,562 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 15:32:49,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:32:49,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:32:49,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:32:49,563 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 15:32:49,564 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 15:32:49,564 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 15:32:49,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:32:49,565 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 15:32:49,565 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:32:49,565 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:32:49,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:32:49,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:32:49,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:32:49,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:32:49,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:32:49,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:32:49,567 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:32:49,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 15:32:49,568 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:32:49,568 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-11-22 15:32:49,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:32:49,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:32:49,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:32:49,986 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:32:49,989 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:32:49,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-22 15:32:50,101 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data/8d820e250/0955e74aa65c4cef934d8b24d053a8b0/FLAGd7fb9b15d [2021-11-22 15:32:50,905 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:32:50,906 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-22 15:32:50,931 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data/8d820e250/0955e74aa65c4cef934d8b24d053a8b0/FLAGd7fb9b15d [2021-11-22 15:32:51,123 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data/8d820e250/0955e74aa65c4cef934d8b24d053a8b0 [2021-11-22 15:32:51,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:32:51,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:32:51,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:32:51,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:32:51,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:32:51,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:32:51" (1/1) ... [2021-11-22 15:32:51,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1644566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:32:51, skipping insertion in model container [2021-11-22 15:32:51,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:32:51" (1/1) ... [2021-11-22 15:32:51,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:32:51,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:32:51,529 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-22 15:32:51,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c92805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:32:51, skipping insertion in model container [2021-11-22 15:32:51,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:32:51,530 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 15:32:51,533 INFO L158 Benchmark]: Toolchain (without parser) took 403.65ms. Allocated memory is still 96.5MB. Free memory was 61.8MB in the beginning and 72.3MB in the end (delta: -10.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 15:32:51,534 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 96.5MB. Free memory was 67.1MB in the beginning and 67.1MB in the end (delta: 26.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:32:51,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.24ms. Allocated memory is still 96.5MB. Free memory was 61.6MB in the beginning and 72.3MB in the end (delta: -10.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 15:32:51,537 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 96.5MB. Free memory was 67.1MB in the beginning and 67.1MB in the end (delta: 26.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.24ms. Allocated memory is still 96.5MB. Free memory was 61.6MB in the beginning and 72.3MB in the end (delta: -10.7MB). Peak memory consumption was 6.3MB. 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:32:54,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:32:54,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:32:54,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:32:54,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:32:54,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:32:54,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:32:54,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:32:54,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:32:54,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:32:54,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:32:54,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:32:54,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:32:54,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:32:54,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:32:54,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:32:54,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:32:54,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:32:54,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:32:54,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:32:54,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:32:54,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:32:54,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:32:54,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:32:54,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:32:54,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:32:54,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:32:54,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:32:54,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:32:54,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:32:54,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:32:54,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:32:54,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:32:54,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:32:54,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:32:54,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:32:54,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:32:54,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:32:54,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:32:54,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:32:54,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:32:54,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-11-22 15:32:54,557 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:32:54,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:32:54,563 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:32:54,563 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:32:54,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:32:54,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:32:54,566 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:32:54,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:32:54,567 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:32:54,567 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 15:32:54,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:32:54,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:32:54,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:32:54,570 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 15:32:54,570 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 15:32:54,570 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 15:32:54,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:32:54,571 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 15:32:54,571 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 15:32:54,571 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 15:32:54,571 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:32:54,572 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:32:54,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:32:54,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:32:54,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:32:54,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:32:54,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:32:54,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:32:54,574 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 15:32:54,574 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 15:32:54,574 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:32:54,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 15:32:54,575 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-11-22 15:32:55,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:32:55,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:32:55,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:32:55,110 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:32:55,111 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:32:55,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-22 15:32:55,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data/51edc8269/c87fa8ccde7a4c16b12264f9204bde36/FLAG3267c5c0a [2021-11-22 15:32:56,063 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:32:56,064 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-22 15:32:56,094 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data/51edc8269/c87fa8ccde7a4c16b12264f9204bde36/FLAG3267c5c0a [2021-11-22 15:32:56,232 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9e5a2d-1fed-4b60-b3e5-37b5f8215868/bin/uautomizer-w2VwFs6gM0/data/51edc8269/c87fa8ccde7a4c16b12264f9204bde36 [2021-11-22 15:32:56,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:32:56,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:32:56,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:32:56,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:32:56,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:32:56,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:32:56" (1/1) ... [2021-11-22 15:32:56,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2a9f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:32:56, skipping insertion in model container [2021-11-22 15:32:56,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:32:56" (1/1) ... [2021-11-22 15:32:56,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:32:56,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:32:56,630 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-22 15:32:56,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@110f23d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:32:56, skipping insertion in model container [2021-11-22 15:32:56,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:32:56,633 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 15:32:56,636 INFO L158 Benchmark]: Toolchain (without parser) took 398.00ms. Allocated memory is still 73.4MB. Free memory was 56.7MB in the beginning and 46.0MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 15:32:56,637 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 73.4MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:32:56,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.50ms. Allocated memory is still 73.4MB. Free memory was 56.5MB in the beginning and 46.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 15:32:56,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 73.4MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.50ms. Allocated memory is still 73.4MB. Free memory was 56.5MB in the beginning and 46.0MB in the end (delta: 10.5MB). 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 Writing output log to file Ultimate.log Result: UNKNOWN