./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg --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 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 .................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg --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 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:07:53,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:07:53,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:07:53,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:07:53,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:07:53,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:07:53,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:07:53,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:07:53,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:07:53,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:07:53,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:07:53,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:07:53,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:07:53,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:07:53,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:07:53,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:07:53,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:07:53,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:07:53,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:07:53,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:07:53,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:07:53,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:07:53,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:07:53,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:07:53,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:07:53,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:07:53,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:07:53,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:07:53,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:07:53,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:07:53,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:07:53,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:07:53,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:07:53,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:07:53,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:07:53,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:07:53,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:07:53,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:07:53,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:07:53,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:07:53,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:07:53,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-28 09:07:53,853 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:07:53,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:07:53,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:07:53,857 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:07:53,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:07:53,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:07:53,860 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:07:53,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:07:53,860 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:07:53,861 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:07:53,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:07:53,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:07:53,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:07:53,863 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:07:53,864 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:07:53,864 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:07:53,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:07:53,865 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:07:53,865 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:07:53,865 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:07:53,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:07:53,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:07:53,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:07:53,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:07:53,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:07:53,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:07:53,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:07:53,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:07:53,868 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:07:53,871 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_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-10-28 09:07:54,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:07:54,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:07:54,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:07:54,286 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:07:54,288 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:07:54,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-10-28 09:07:54,411 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data/5ef34a634/cc790950966841ac9d611ec7491183d4/FLAG86c430d47 [2021-10-28 09:07:55,180 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:07:55,181 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-10-28 09:07:55,199 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data/5ef34a634/cc790950966841ac9d611ec7491183d4/FLAG86c430d47 [2021-10-28 09:07:55,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data/5ef34a634/cc790950966841ac9d611ec7491183d4 [2021-10-28 09:07:55,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:07:55,373 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:07:55,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:07:55,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:07:55,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:07:55,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:07:55" (1/1) ... [2021-10-28 09:07:55,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69bfda55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:07:55, skipping insertion in model container [2021-10-28 09:07:55,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:07:55" (1/1) ... [2021-10-28 09:07:55,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:07:55,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:07:55,832 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 09:07:55,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@503fe23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:07:55, skipping insertion in model container [2021-10-28 09:07:55,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:07:55,839 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:07:55,843 INFO L168 Benchmark]: Toolchain (without parser) took 468.07 ms. Allocated memory is still 92.3 MB. Free memory was 50.9 MB in the beginning and 40.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:07:55,846 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 92.3 MB. Free memory is still 69.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:07:55,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 462.08 ms. Allocated memory is still 92.3 MB. Free memory was 50.8 MB in the beginning and 40.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:07:55,852 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 92.3 MB. Free memory is still 69.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 462.08 ms. Allocated memory is still 92.3 MB. Free memory was 50.8 MB in the beginning and 40.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 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 0.2.1-dev-b2eff8b [2021-10-28 09:07:58,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:07:58,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:07:58,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:07:58,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:07:58,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:07:58,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:07:58,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:07:59,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:07:59,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:07:59,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:07:59,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:07:59,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:07:59,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:07:59,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:07:59,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:07:59,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:07:59,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:07:59,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:07:59,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:07:59,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:07:59,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:07:59,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:07:59,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:07:59,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:07:59,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:07:59,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:07:59,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:07:59,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:07:59,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:07:59,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:07:59,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:07:59,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:07:59,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:07:59,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:07:59,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:07:59,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:07:59,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:07:59,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:07:59,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:07:59,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:07:59,107 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-28 09:07:59,171 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:07:59,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:07:59,173 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:07:59,173 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:07:59,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:07:59,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:07:59,177 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:07:59,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:07:59,177 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:07:59,178 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:07:59,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:07:59,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:07:59,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:07:59,180 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:07:59,180 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:07:59,181 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:07:59,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:07:59,181 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:07:59,182 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:07:59,182 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:07:59,182 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:07:59,182 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:07:59,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:07:59,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:07:59,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:07:59,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:07:59,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:07:59,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:07:59,185 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:07:59,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:07:59,186 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:07:59,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:07:59,186 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_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-10-28 09:07:59,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:07:59,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:07:59,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:07:59,768 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:07:59,769 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:07:59,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-10-28 09:07:59,866 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data/589333845/c18bce16230d4b718e15314223b4e56b/FLAG92b2340ac [2021-10-28 09:08:00,723 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:08:00,728 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-10-28 09:08:00,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data/589333845/c18bce16230d4b718e15314223b4e56b/FLAG92b2340ac [2021-10-28 09:08:00,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a53259-8cd3-48ff-96f0-a0841650ee21/bin/uautomizer-UnR33cPsHg/data/589333845/c18bce16230d4b718e15314223b4e56b [2021-10-28 09:08:00,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:08:00,941 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:08:00,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:08:00,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:08:00,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:08:00,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:08:00" (1/1) ... [2021-10-28 09:08:00,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f67b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:08:00, skipping insertion in model container [2021-10-28 09:08:00,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:08:00" (1/1) ... [2021-10-28 09:08:00,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:08:01,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:08:01,464 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 09:08:01,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@246833a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:08:01, skipping insertion in model container [2021-10-28 09:08:01,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:08:01,467 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:08:01,471 INFO L168 Benchmark]: Toolchain (without parser) took 527.69 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 31.7 MB in the beginning and 49.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:08:01,473 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:08:01,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.29 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 31.4 MB in the beginning and 49.9 MB in the end (delta: -18.5 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:08:01,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 522.29 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 31.4 MB in the beginning and 49.9 MB in the end (delta: -18.5 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 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...