./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --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_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --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-5709675 [2021-10-16 02:43:57,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:43:57,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:43:57,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:43:57,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:43:57,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:43:57,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:43:57,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:43:57,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:43:57,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:43:57,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:43:57,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:43:57,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:43:57,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:43:57,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:43:57,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:43:57,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:43:57,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:43:57,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:43:57,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:43:57,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:43:57,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:43:57,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:43:57,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:43:57,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:43:57,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:43:57,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:43:57,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:43:57,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:43:57,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:43:57,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:43:57,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:43:57,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:43:57,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:43:57,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:43:57,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:43:57,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:43:57,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:43:57,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:43:57,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:43:57,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:43:57,877 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-10-16 02:43:57,923 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:43:57,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:43:57,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:43:57,925 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:43:57,925 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:43:57,925 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:43:57,926 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:43:57,926 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:43:57,926 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:43:57,927 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:43:57,927 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:43:57,927 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:43:57,928 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:43:57,928 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:43:57,934 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:43:57,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:43:57,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:43:57,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:43:57,935 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:43:57,935 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:43:57,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:43:57,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:43:57,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:43:57,936 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:43:57,937 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:43:57,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:43:57,937 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:43:57,937 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:43:57,938 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:43:57,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:43:57,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:43:57,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:43:57,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:43:57,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:43:57,939 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:43:57,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:43:57,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:43:57,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:43:57,941 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-10-16 02:43:58,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:43:58,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:43:58,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:43:58,241 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:43:58,242 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:43:58,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-16 02:43:58,337 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data/7ec2fd487/d6ccc0d81255444589bb4a08c37a041a/FLAGdc9373f09 [2021-10-16 02:43:58,847 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:43:58,852 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-16 02:43:58,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data/7ec2fd487/d6ccc0d81255444589bb4a08c37a041a/FLAGdc9373f09 [2021-10-16 02:43:59,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data/7ec2fd487/d6ccc0d81255444589bb4a08c37a041a [2021-10-16 02:43:59,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:43:59,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:43:59,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:43:59,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:43:59,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:43:59,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:43:59" (1/1) ... [2021-10-16 02:43:59,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16391d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:43:59, skipping insertion in model container [2021-10-16 02:43:59,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:43:59" (1/1) ... [2021-10-16 02:43:59,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:43:59,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:43:59,481 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-16 02:43:59,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b7cc500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:43:59, skipping insertion in model container [2021-10-16 02:43:59,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:43:59,482 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:43:59,484 INFO L168 Benchmark]: Toolchain (without parser) took 324.89 ms. Allocated memory is still 111.1 MB. Free memory was 67.8 MB in the beginning and 82.4 MB in the end (delta: -14.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-16 02:43:59,485 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 111.1 MB. Free memory was 85.8 MB in the beginning and 85.8 MB in the end (delta: 55.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:43:59,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.26 ms. Allocated memory is still 111.1 MB. Free memory was 67.6 MB in the beginning and 82.4 MB in the end (delta: -14.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-16 02:43:59,488 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 111.1 MB. Free memory was 85.8 MB in the beginning and 85.8 MB in the end (delta: 55.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 322.26 ms. Allocated memory is still 111.1 MB. Free memory was 67.6 MB in the beginning and 82.4 MB in the end (delta: -14.8 MB). Peak memory consumption was 6.3 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-5709675 [2021-10-16 02:44:01,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:44:01,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:44:01,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:44:01,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:44:01,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:44:01,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:44:01,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:44:01,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:44:01,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:44:01,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:44:01,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:44:01,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:44:01,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:44:01,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:44:01,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:44:01,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:44:01,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:44:01,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:44:01,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:44:01,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:44:01,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:44:01,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:44:01,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:44:01,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:44:01,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:44:01,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:44:01,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:44:01,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:44:01,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:44:01,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:44:01,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:44:01,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:44:01,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:44:01,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:44:01,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:44:01,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:44:01,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:44:01,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:44:01,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:44:01,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:44:01,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-10-16 02:44:02,003 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:44:02,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:44:02,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:44:02,005 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:44:02,006 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:44:02,006 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:44:02,006 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:44:02,006 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:44:02,007 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:44:02,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:44:02,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:44:02,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:44:02,010 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:44:02,010 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:44:02,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:44:02,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:44:02,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:44:02,011 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:44:02,011 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:44:02,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:44:02,012 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:44:02,012 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:44:02,012 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:44:02,012 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:44:02,013 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:44:02,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:44:02,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:44:02,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:44:02,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:44:02,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:44:02,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:44:02,014 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:44:02,014 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:44:02,015 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:44:02,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:44:02,015 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_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-10-16 02:44:02,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:44:02,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:44:02,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:44:02,367 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:44:02,367 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:44:02,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-16 02:44:02,445 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data/3bb4b12f4/fdcbe07a08fa40a68d7cac1b6521ca27/FLAGe09ca39dc [2021-10-16 02:44:03,079 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:44:03,083 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-16 02:44:03,105 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data/3bb4b12f4/fdcbe07a08fa40a68d7cac1b6521ca27/FLAGe09ca39dc [2021-10-16 02:44:03,352 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7163f81d-356c-4736-b466-d87b5a9b2523/bin/utaipan-mTDlp9Zugs/data/3bb4b12f4/fdcbe07a08fa40a68d7cac1b6521ca27 [2021-10-16 02:44:03,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:44:03,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:44:03,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:44:03,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:44:03,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:44:03,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:44:03" (1/1) ... [2021-10-16 02:44:03,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:44:03, skipping insertion in model container [2021-10-16 02:44:03,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:44:03" (1/1) ... [2021-10-16 02:44:03,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:44:03,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:44:03,736 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-16 02:44:03,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11ae26ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:44:03, skipping insertion in model container [2021-10-16 02:44:03,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:44:03,738 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:44:03,740 INFO L168 Benchmark]: Toolchain (without parser) took 382.46 ms. Allocated memory is still 56.6 MB. Free memory was 33.8 MB in the beginning and 39.9 MB in the end (delta: -6.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:44:03,740 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 38.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:44:03,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.99 ms. Allocated memory is still 56.6 MB. Free memory was 33.7 MB in the beginning and 39.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:44:03,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 38.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 379.99 ms. Allocated memory is still 56.6 MB. Free memory was 33.7 MB in the beginning and 39.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 12.6 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...