./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit.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_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/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_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/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_c54bd1fc-8293-4298-8a23-05e86cae1b41/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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ......................................................................................................................................... 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_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/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_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/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_c54bd1fc-8293-4298-8a23-05e86cae1b41/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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ...................................................................................................................................... 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 03:13:54,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:13:54,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:13:54,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:13:54,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:13:54,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:13:54,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:13:54,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:13:54,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:13:54,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:13:54,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:13:54,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:13:54,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:13:54,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:13:54,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:13:54,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:13:54,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:13:54,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:13:54,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:13:54,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:13:54,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:13:54,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:13:54,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:13:54,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:13:54,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:13:54,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:13:54,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:13:54,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:13:54,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:13:54,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:13:54,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:13:54,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:13:54,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:13:54,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:13:54,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:13:54,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:13:54,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:13:54,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:13:54,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:13:54,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:13:54,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:13:54,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-10-16 03:13:54,641 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:13:54,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:13:54,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:13:54,643 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:13:54,643 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:13:54,650 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:13:54,650 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:13:54,650 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:13:54,651 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:13:54,651 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:13:54,652 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:13:54,652 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:13:54,653 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:13:54,653 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:13:54,653 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:13:54,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:13:54,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:13:54,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:13:54,654 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:13:54,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:13:54,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:13:54,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:13:54,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:13:54,655 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:13:54,656 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:13:54,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:13:54,656 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:13:54,656 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:13:54,657 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:13:54,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:13:54,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:13:54,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:13:54,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:13:54,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:13:54,658 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:13:54,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:13:54,659 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:13:54,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:13:54,659 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_c54bd1fc-8293-4298-8a23-05e86cae1b41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-10-16 03:13:54,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:13:54,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:13:55,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:13:55,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:13:55,009 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:13:55,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-16 03:13:55,080 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data/2fc1bcdcf/e55fde16d6904a36892a3140ad93af2a/FLAG4f80c41af [2021-10-16 03:13:55,767 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:13:55,767 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-16 03:13:55,785 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data/2fc1bcdcf/e55fde16d6904a36892a3140ad93af2a/FLAG4f80c41af [2021-10-16 03:13:56,015 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data/2fc1bcdcf/e55fde16d6904a36892a3140ad93af2a [2021-10-16 03:13:56,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:13:56,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:13:56,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:13:56,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:13:56,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:13:56,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:13:56" (1/1) ... [2021-10-16 03:13:56,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42430f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:13:56, skipping insertion in model container [2021-10-16 03:13:56,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:13:56" (1/1) ... [2021-10-16 03:13:56,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:13:56,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:13:56,384 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-16 03:13:56,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f74c1dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:13:56, skipping insertion in model container [2021-10-16 03:13:56,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:13:56,385 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:13:56,388 INFO L168 Benchmark]: Toolchain (without parser) took 366.47 ms. Allocated memory is still 127.9 MB. Free memory was 85.7 MB in the beginning and 101.4 MB in the end (delta: -15.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:13:56,389 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 127.9 MB. Free memory was 103.4 MB in the beginning and 103.3 MB in the end (delta: 66.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:13:56,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.65 ms. Allocated memory is still 127.9 MB. Free memory was 85.5 MB in the beginning and 101.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:13:56,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 127.9 MB. Free memory was 103.4 MB in the beginning and 103.3 MB in the end (delta: 66.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 358.65 ms. Allocated memory is still 127.9 MB. Free memory was 85.5 MB in the beginning and 101.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:13:58,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:13:58,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:13:58,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:13:58,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:13:58,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:13:58,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:13:58,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:13:58,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:13:58,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:13:58,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:13:58,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:13:58,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:13:58,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:13:58,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:13:58,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:13:58,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:13:58,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:13:58,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:13:58,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:13:58,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:13:58,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:13:58,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:13:58,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:13:58,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:13:58,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:13:58,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:13:58,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:13:58,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:13:58,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:13:58,907 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:13:58,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:13:58,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:13:58,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:13:58,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:13:58,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:13:58,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:13:58,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:13:58,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:13:58,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:13:58,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:13:58,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-10-16 03:13:58,966 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:13:58,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:13:58,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:13:58,968 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:13:58,968 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:13:58,969 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:13:58,969 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:13:58,969 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:13:58,969 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:13:58,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:13:58,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:13:58,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:13:58,973 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:13:58,973 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:13:58,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:13:58,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:13:58,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:13:58,974 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:13:58,974 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:13:58,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:13:58,975 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:13:58,975 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:13:58,975 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:13:58,975 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:13:58,976 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:13:58,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:13:58,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:13:58,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:13:58,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:13:58,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:13:58,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:13:58,977 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:13:58,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:13:58,978 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:13:58,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:13:58,979 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_c54bd1fc-8293-4298-8a23-05e86cae1b41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-10-16 03:13:59,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:13:59,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:13:59,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:13:59,436 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:13:59,437 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:13:59,438 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-16 03:13:59,507 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data/a413bfc0c/4701ef9e3b9b43e5bca070eb8eb22439/FLAG30b2c10fe [2021-10-16 03:14:00,244 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:14:00,245 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-16 03:14:00,258 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data/a413bfc0c/4701ef9e3b9b43e5bca070eb8eb22439/FLAG30b2c10fe [2021-10-16 03:14:00,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54bd1fc-8293-4298-8a23-05e86cae1b41/bin/utaipan-mTDlp9Zugs/data/a413bfc0c/4701ef9e3b9b43e5bca070eb8eb22439 [2021-10-16 03:14:00,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:14:00,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:14:00,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:00,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:14:00,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:14:00,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:00" (1/1) ... [2021-10-16 03:14:00,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aec35e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:00, skipping insertion in model container [2021-10-16 03:14:00,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:00" (1/1) ... [2021-10-16 03:14:00,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:14:00,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:14:01,036 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-16 03:14:01,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54bf1035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:01, skipping insertion in model container [2021-10-16 03:14:01,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:01,039 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:14:01,042 INFO L168 Benchmark]: Toolchain (without parser) took 518.85 ms. Allocated memory is still 60.8 MB. Free memory was 39.0 MB in the beginning and 28.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:01,044 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 60.8 MB. Free memory is still 40.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:14:01,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.28 ms. Allocated memory is still 60.8 MB. Free memory was 38.8 MB in the beginning and 28.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:01,048 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 60.8 MB. Free memory is still 40.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 513.28 ms. Allocated memory is still 60.8 MB. Free memory was 38.8 MB in the beginning and 28.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...