./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be --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_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be --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-e943c26 [2021-10-21 20:26:37,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:26:37,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:26:37,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:26:37,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:26:37,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:26:37,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:26:37,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:26:37,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:26:37,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:26:37,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:26:37,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:26:37,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:26:37,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:26:37,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:26:37,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:26:37,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:26:37,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:26:37,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:26:37,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:26:37,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:26:37,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:26:37,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:26:37,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:26:37,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:26:37,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:26:37,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:26:37,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:26:37,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:26:37,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:26:37,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:26:37,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:26:37,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:26:37,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:26:37,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:26:37,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:26:37,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:26:37,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:26:37,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:26:37,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:26:37,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:26:37,745 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-21 20:26:37,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:26:37,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:26:37,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:26:37,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:26:37,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:26:37,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:26:37,788 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:26:37,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:26:37,788 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:26:37,788 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:26:37,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:26:37,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:26:37,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:26:37,789 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 20:26:37,789 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 20:26:37,789 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 20:26:37,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:26:37,790 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 20:26:37,790 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:26:37,790 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:26:37,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:26:37,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:26:37,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:26:37,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:26:37,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:26:37,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:26:37,791 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:26:37,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:26:37,792 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:26:37,792 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_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-10-21 20:26:38,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:26:38,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:26:38,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:26:38,118 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:26:38,119 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:26:38,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-10-21 20:26:38,184 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data/7e07f01ff/0b4c71a8e10148ea93b0682ace8f71f5/FLAG405ebe37d [2021-10-21 20:26:38,769 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:26:38,773 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-10-21 20:26:38,786 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data/7e07f01ff/0b4c71a8e10148ea93b0682ace8f71f5/FLAG405ebe37d [2021-10-21 20:26:39,178 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data/7e07f01ff/0b4c71a8e10148ea93b0682ace8f71f5 [2021-10-21 20:26:39,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:26:39,182 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 20:26:39,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:26:39,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:26:39,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:26:39,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:26:39" (1/1) ... [2021-10-21 20:26:39,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ccd39f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:26:39, skipping insertion in model container [2021-10-21 20:26:39,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:26:39" (1/1) ... [2021-10-21 20:26:39,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:26:39,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:26:39,558 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-21 20:26:39,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27301db1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:26:39, skipping insertion in model container [2021-10-21 20:26:39,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:26:39,559 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 20:26:39,562 INFO L168 Benchmark]: Toolchain (without parser) took 378.13 ms. Allocated memory is still 102.8 MB. Free memory was 62.1 MB in the beginning and 78.0 MB in the end (delta: -15.9 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:26:39,563 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 102.8 MB. Free memory is still 80.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:26:39,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.51 ms. Allocated memory is still 102.8 MB. Free memory was 61.9 MB in the beginning and 78.0 MB in the end (delta: -16.1 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:26:39,567 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 102.8 MB. Free memory is still 80.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 373.51 ms. Allocated memory is still 102.8 MB. Free memory was 61.9 MB in the beginning and 78.0 MB in the end (delta: -16.1 MB). Peak memory consumption was 8.5 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-e943c26 [2021-10-21 20:26:41,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:26:41,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:26:41,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:26:41,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:26:41,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:26:41,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:26:41,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:26:41,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:26:41,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:26:41,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:26:41,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:26:41,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:26:41,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:26:41,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:26:41,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:26:41,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:26:41,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:26:41,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:26:41,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:26:41,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:26:41,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:26:41,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:26:41,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:26:41,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:26:41,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:26:41,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:26:41,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:26:41,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:26:41,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:26:41,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:26:41,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:26:41,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:26:41,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:26:41,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:26:41,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:26:41,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:26:41,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:26:41,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:26:41,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:26:41,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:26:41,798 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-21 20:26:41,840 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:26:41,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:26:41,841 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:26:41,841 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:26:41,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:26:41,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:26:41,844 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:26:41,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:26:41,844 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:26:41,844 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:26:41,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:26:41,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:26:41,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:26:41,846 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 20:26:41,846 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 20:26:41,847 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 20:26:41,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:26:41,847 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 20:26:41,847 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 20:26:41,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 20:26:41,848 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:26:41,848 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:26:41,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:26:41,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:26:41,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:26:41,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:26:41,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:26:41,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:26:41,850 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 20:26:41,850 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 20:26:41,850 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:26:41,850 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 20:26:41,851 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_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-10-21 20:26:42,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:26:42,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:26:42,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:26:42,287 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:26:42,288 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:26:42,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-10-21 20:26:42,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data/bff8bfdba/1eea06b3709b47b3898bac7fe08765ad/FLAG0113fe5b4 [2021-10-21 20:26:42,925 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:26:42,925 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-10-21 20:26:42,943 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data/bff8bfdba/1eea06b3709b47b3898bac7fe08765ad/FLAG0113fe5b4 [2021-10-21 20:26:43,202 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301eb4e4-791d-4afb-981e-6b1bc3e847bd/bin/uautomizer-j4sWxH34Be/data/bff8bfdba/1eea06b3709b47b3898bac7fe08765ad [2021-10-21 20:26:43,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:26:43,209 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 20:26:43,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:26:43,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:26:43,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:26:43,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:26:43" (1/1) ... [2021-10-21 20:26:43,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56b204c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:26:43, skipping insertion in model container [2021-10-21 20:26:43,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:26:43" (1/1) ... [2021-10-21 20:26:43,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:26:43,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:26:43,653 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-21 20:26:43,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d08406f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:26:43, skipping insertion in model container [2021-10-21 20:26:43,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:26:43,655 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 20:26:43,658 INFO L168 Benchmark]: Toolchain (without parser) took 447.42 ms. Allocated memory is still 92.3 MB. Free memory was 56.5 MB in the beginning and 73.0 MB in the end (delta: -16.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:26:43,659 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 92.3 MB. Free memory is still 73.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:26:43,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.87 ms. Allocated memory is still 92.3 MB. Free memory was 56.3 MB in the beginning and 73.0 MB in the end (delta: -16.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:26:43,663 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 92.3 MB. Free memory is still 73.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 443.87 ms. Allocated memory is still 92.3 MB. Free memory was 56.3 MB in the beginning and 73.0 MB in the end (delta: -16.7 MB). Peak memory consumption was 8.4 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...