./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI --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_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI --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 0.2.0-7b2dab5 [2021-10-11 02:24:40,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:40,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:40,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:40,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:40,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:40,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:40,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:40,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:40,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:40,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:40,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:40,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:40,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:40,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:40,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:40,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:40,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:40,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:40,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:40,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:40,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:40,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:40,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:40,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:40,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:40,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:40,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:40,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:40,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:40,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:40,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:40,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:40,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:40,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:40,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:40,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:40,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:40,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:40,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:40,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:40,396 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-10-11 02:24:40,441 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:40,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:40,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:40,448 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:40,448 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:40,449 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:40,449 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:24:40,449 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:40,449 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:40,449 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:24:40,450 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:24:40,450 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:40,451 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:24:40,451 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:24:40,451 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:24:40,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:24:40,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:24:40,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:40,452 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:40,452 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:24:40,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:40,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:40,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:40,453 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:24:40,453 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:24:40,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:40,454 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:40,454 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:40,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:40,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:40,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:40,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:40,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:40,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:40,455 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:24:40,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:24:40,456 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:40,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:40,456 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_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-10-11 02:24:40,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:40,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:40,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:40,772 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:40,773 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:40,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-11 02:24:40,842 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data/3dec7d90a/946dfa9f359c4739b43426d259839055/FLAGc9724d7db [2021-10-11 02:24:41,370 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:41,371 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-11 02:24:41,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data/3dec7d90a/946dfa9f359c4739b43426d259839055/FLAGc9724d7db [2021-10-11 02:24:41,651 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data/3dec7d90a/946dfa9f359c4739b43426d259839055 [2021-10-11 02:24:41,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:41,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:41,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:41,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:41,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:41,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:41" (1/1) ... [2021-10-11 02:24:41,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297a7932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:41, skipping insertion in model container [2021-10-11 02:24:41,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:41" (1/1) ... [2021-10-11 02:24:41,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:41,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:42,025 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-11 02:24:42,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14c242ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:42, skipping insertion in model container [2021-10-11 02:24:42,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:42,027 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:42,030 INFO L168 Benchmark]: Toolchain (without parser) took 373.21 ms. Allocated memory is still 109.1 MB. Free memory was 73.7 MB in the beginning and 84.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:42,031 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 77.6 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 29.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:42,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.56 ms. Allocated memory is still 109.1 MB. Free memory was 73.6 MB in the beginning and 84.7 MB in the end (delta: -11.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:42,035 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 77.6 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 29.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 370.56 ms. Allocated memory is still 109.1 MB. Free memory was 73.6 MB in the beginning and 84.7 MB in the end (delta: -11.2 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 0.2.0-7b2dab5 [2021-10-11 02:24:44,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:44,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:44,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:44,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:44,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:44,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:44,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:44,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:44,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:44,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:44,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:44,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:44,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:44,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:44,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:44,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:44,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:44,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:44,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:44,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:44,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:44,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:44,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:44,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:44,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:44,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:44,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:44,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:44,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:44,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:44,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:44,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:44,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:44,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:44,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:44,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:44,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:44,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:44,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:44,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:44,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-10-11 02:24:44,691 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:44,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:44,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:44,693 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:44,693 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:44,693 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:44,693 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:44,694 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:44,694 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:44,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:24:44,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:24:44,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:44,695 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:44,696 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:24:44,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:44,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:44,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:44,699 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:24:44,699 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:24:44,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:44,700 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:44,700 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:24:44,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:24:44,701 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:44,701 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:44,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:44,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:24:44,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:44,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:44,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:44,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:44,703 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:24:44,703 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:44,703 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:44,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:44,704 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_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-10-11 02:24:45,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:45,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:45,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:45,200 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:45,201 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:45,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-11 02:24:45,289 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data/b2a447695/c4918d08e83e4d2d9bdfbe0eb30bc684/FLAG6a1c8f9b1 [2021-10-11 02:24:45,911 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:45,912 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-11 02:24:45,930 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data/b2a447695/c4918d08e83e4d2d9bdfbe0eb30bc684/FLAG6a1c8f9b1 [2021-10-11 02:24:46,224 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98267f4a-295c-42a4-8fb4-020206bac4e5/bin/utaipan-WLngWcDbfI/data/b2a447695/c4918d08e83e4d2d9bdfbe0eb30bc684 [2021-10-11 02:24:46,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:46,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:46,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:46,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:46,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:46,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:46" (1/1) ... [2021-10-11 02:24:46,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dbc1363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:46, skipping insertion in model container [2021-10-11 02:24:46,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:46" (1/1) ... [2021-10-11 02:24:46,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:46,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:46,689 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-11 02:24:46,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28cd0d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:46, skipping insertion in model container [2021-10-11 02:24:46,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:46,690 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:46,693 INFO L168 Benchmark]: Toolchain (without parser) took 462.48 ms. Allocated memory is still 71.3 MB. Free memory was 55.9 MB in the beginning and 55.2 MB in the end (delta: 666.5 kB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:46,694 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory was 53.5 MB in the beginning and 53.5 MB in the end (delta: 63.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:46,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.13 ms. Allocated memory is still 71.3 MB. Free memory was 55.7 MB in the beginning and 55.2 MB in the end (delta: 489.6 kB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:46,697 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 71.3 MB. Free memory was 53.5 MB in the beginning and 53.5 MB in the end (delta: 63.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 453.13 ms. Allocated memory is still 71.3 MB. Free memory was 55.7 MB in the beginning and 55.2 MB in the end (delta: 489.6 kB). Peak memory consumption was 13.6 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...