./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt --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 d1b1b34008a1f107ed3f99334cc6076559cadae6 .................................................................................................................................. 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_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt --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 d1b1b34008a1f107ed3f99334cc6076559cadae6 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:51:00,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:51:00,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:51:00,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:51:00,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:51:00,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:51:00,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:51:00,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:51:00,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:51:00,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:51:00,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:51:00,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:51:00,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:51:00,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:51:00,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:51:00,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:51:00,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:51:00,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:51:00,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:51:00,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:51:00,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:51:00,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:51:00,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:51:00,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:51:00,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:51:00,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:51:00,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:51:00,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:51:00,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:51:00,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:51:00,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:51:00,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:51:00,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:51:00,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:51:00,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:51:00,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:51:00,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:51:00,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:51:00,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:51:00,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:51:00,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:51:00,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-13 00:51:00,905 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:51:00,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:51:00,906 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:51:00,906 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:51:00,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:51:00,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:51:00,908 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:51:00,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:51:00,909 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:51:00,909 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:51:00,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:51:00,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:51:00,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:51:00,910 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:51:00,910 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:51:00,910 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 00:51:00,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:51:00,911 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:51:00,916 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:51:00,916 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:51:00,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:51:00,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:51:00,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:51:00,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:51:00,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:51:00,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:51:00,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:51:00,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:51:00,920 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:51:00,923 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_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-10-13 00:51:01,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:51:01,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:51:01,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:51:01,338 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:51:01,341 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:51:01,342 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-13 00:51:01,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data/023ad39c5/a66611efda6849a4957541738a266d68/FLAG025b02f9e [2021-10-13 00:51:02,155 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:51:02,158 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-13 00:51:02,188 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data/023ad39c5/a66611efda6849a4957541738a266d68/FLAG025b02f9e [2021-10-13 00:51:02,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data/023ad39c5/a66611efda6849a4957541738a266d68 [2021-10-13 00:51:02,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:51:02,363 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:51:02,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:51:02,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:51:02,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:51:02,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:51:02" (1/1) ... [2021-10-13 00:51:02,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f41412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:51:02, skipping insertion in model container [2021-10-13 00:51:02,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:51:02" (1/1) ... [2021-10-13 00:51:02,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:51:02,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:51:02,951 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-13 00:51:02,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@557363c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:51:02, skipping insertion in model container [2021-10-13 00:51:02,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:51:02,960 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:51:02,963 INFO L168 Benchmark]: Toolchain (without parser) took 598.29 ms. Allocated memory is still 119.5 MB. Free memory was 85.2 MB in the beginning and 95.0 MB in the end (delta: -9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:51:02,965 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 92.3 MB. Free memory was 53.0 MB in the beginning and 53.0 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:51:02,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.35 ms. Allocated memory is still 119.5 MB. Free memory was 85.0 MB in the beginning and 95.0 MB in the end (delta: -10.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:51:02,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 92.3 MB. Free memory was 53.0 MB in the beginning and 53.0 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 595.35 ms. Allocated memory is still 119.5 MB. Free memory was 85.0 MB in the beginning and 95.0 MB in the end (delta: -10.0 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:51:05,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:51:05,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:51:05,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:51:05,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:51:05,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:51:05,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:51:05,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:51:05,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:51:05,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:51:05,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:51:06,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:51:06,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:51:06,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:51:06,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:51:06,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:51:06,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:51:06,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:51:06,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:51:06,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:51:06,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:51:06,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:51:06,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:51:06,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:51:06,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:51:06,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:51:06,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:51:06,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:51:06,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:51:06,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:51:06,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:51:06,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:51:06,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:51:06,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:51:06,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:51:06,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:51:06,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:51:06,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:51:06,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:51:06,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:51:06,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:51:06,079 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-13 00:51:06,137 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:51:06,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:51:06,139 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:51:06,139 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:51:06,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:51:06,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:51:06,142 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:51:06,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:51:06,143 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:51:06,143 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:51:06,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:51:06,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:51:06,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:51:06,146 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:51:06,146 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:51:06,147 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 00:51:06,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:51:06,147 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:51:06,148 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:51:06,148 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:51:06,148 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:51:06,149 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:51:06,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:51:06,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:51:06,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:51:06,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:51:06,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:51:06,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:51:06,151 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:51:06,151 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:51:06,152 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:51:06,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:51:06,153 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_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-10-13 00:51:06,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:51:06,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:51:06,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:51:06,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:51:06,679 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:51:06,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-13 00:51:06,776 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data/eb020c97d/518cf38e45874c5197e6a3be762ca7bd/FLAGebaa24da8 [2021-10-13 00:51:07,519 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:51:07,525 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-13 00:51:07,547 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data/eb020c97d/518cf38e45874c5197e6a3be762ca7bd/FLAGebaa24da8 [2021-10-13 00:51:07,710 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00780041-dc01-4e75-9cdd-5c94c907f81a/bin/uautomizer-WNIpwEf4Nt/data/eb020c97d/518cf38e45874c5197e6a3be762ca7bd [2021-10-13 00:51:07,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:51:07,718 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:51:07,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:51:07,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:51:07,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:51:07,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:51:07" (1/1) ... [2021-10-13 00:51:07,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb60764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:51:07, skipping insertion in model container [2021-10-13 00:51:07,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:51:07" (1/1) ... [2021-10-13 00:51:07,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:51:07,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:51:08,240 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-13 00:51:08,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2cc5b4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:51:08, skipping insertion in model container [2021-10-13 00:51:08,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:51:08,243 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:51:08,246 INFO L168 Benchmark]: Toolchain (without parser) took 526.37 ms. Allocated memory is still 65.0 MB. Free memory was 44.5 MB in the beginning and 48.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:51:08,248 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 65.0 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:51:08,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.47 ms. Allocated memory is still 65.0 MB. Free memory was 44.4 MB in the beginning and 48.9 MB in the end (delta: -4.5 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:51:08,253 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 65.0 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 523.47 ms. Allocated memory is still 65.0 MB. Free memory was 44.4 MB in the beginning and 48.9 MB in the end (delta: -4.5 MB). Peak memory consumption was 12.1 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...