./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7 --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 fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:41:38,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:41:38,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:41:38,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:41:38,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:41:38,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:41:38,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:41:38,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:41:38,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:41:38,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:41:38,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:41:38,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:41:38,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:41:38,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:41:38,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:41:38,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:41:38,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:41:38,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:41:38,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:41:38,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:41:38,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:41:38,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:41:38,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:41:38,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:41:38,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:41:38,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:41:38,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:41:38,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:41:38,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:41:38,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:41:38,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:41:38,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:41:38,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:41:38,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:41:38,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:41:38,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:41:38,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:41:38,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:41:38,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:41:38,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:41:38,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:41:38,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-11-25 18:41:38,618 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:41:38,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:41:38,619 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:41:38,619 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:41:38,620 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:41:38,620 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:41:38,620 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:41:38,620 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:41:38,620 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:41:38,621 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:41:38,622 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:41:38,622 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:41:38,622 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:41:38,622 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:41:38,623 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:41:38,623 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:41:38,623 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:41:38,623 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:41:38,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 18:41:38,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 18:41:38,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:41:38,624 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:41:38,625 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 18:41:38,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:41:38,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:41:38,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:41:38,627 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 18:41:38,627 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 18:41:38,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:41:38,627 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 18:41:38,628 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:41:38,628 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:41:38,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:41:38,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:41:38,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:41:38,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:41:38,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:41:38,629 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:41:38,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:41:38,629 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:41:38,630 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:41:38,630 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_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-11-25 18:41:38,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:41:38,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:41:38,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:41:38,917 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:41:38,919 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:41:38,920 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-11-25 18:41:38,994 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data/52a125a58/357d85806a794c44abc0ba9296f495ae/FLAGcc7602b3a [2021-11-25 18:41:39,536 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:41:39,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-11-25 18:41:39,550 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data/52a125a58/357d85806a794c44abc0ba9296f495ae/FLAGcc7602b3a [2021-11-25 18:41:39,824 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data/52a125a58/357d85806a794c44abc0ba9296f495ae [2021-11-25 18:41:39,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:41:39,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:41:39,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:41:39,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:41:39,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:41:39,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:41:39" (1/1) ... [2021-11-25 18:41:39,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1956a673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:39, skipping insertion in model container [2021-11-25 18:41:39,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:41:39" (1/1) ... [2021-11-25 18:41:39,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:41:39,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:41:40,191 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-25 18:41:40,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17542878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:40, skipping insertion in model container [2021-11-25 18:41:40,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:41:40,192 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 18:41:40,194 INFO L158 Benchmark]: Toolchain (without parser) took 365.45ms. Allocated memory is still 132.1MB. Free memory was 92.0MB in the beginning and 105.6MB in the end (delta: -13.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 18:41:40,195 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 132.1MB. Free memory was 110.0MB in the beginning and 109.9MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:41:40,196 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.52ms. Allocated memory is still 132.1MB. Free memory was 91.9MB in the beginning and 105.6MB in the end (delta: -13.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 18:41:40,198 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 132.1MB. Free memory was 110.0MB in the beginning and 109.9MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.52ms. Allocated memory is still 132.1MB. Free memory was 91.9MB in the beginning and 105.6MB in the end (delta: -13.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7 --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 fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:41:42,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:41:42,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:41:42,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:41:42,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:41:42,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:41:42,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:41:42,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:41:42,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:41:42,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:41:42,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:41:42,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:41:42,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:41:42,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:41:42,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:41:42,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:41:42,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:41:42,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:41:42,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:41:42,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:41:42,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:41:42,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:41:42,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:41:42,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:41:42,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:41:42,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:41:42,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:41:42,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:41:42,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:41:42,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:41:42,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:41:42,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:41:42,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:41:42,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:41:42,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:41:42,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:41:42,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:41:42,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:41:42,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:41:42,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:41:42,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:41:42,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-11-25 18:41:42,698 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:41:42,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:41:42,699 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:41:42,700 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:41:42,700 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:41:42,701 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:41:42,701 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:41:42,701 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:41:42,701 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:41:42,702 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:41:42,703 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:41:42,703 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:41:42,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 18:41:42,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 18:41:42,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:41:42,705 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:41:42,705 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 18:41:42,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:41:42,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:41:42,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:41:42,706 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 18:41:42,707 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 18:41:42,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:41:42,707 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 18:41:42,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 18:41:42,708 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 18:41:42,708 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:41:42,708 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:41:42,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:41:42,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 18:41:42,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:41:42,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:41:42,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:41:42,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:41:42,710 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 18:41:42,710 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 18:41:42,711 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:41:42,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:41:42,711 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_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-11-25 18:41:43,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:41:43,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:41:43,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:41:43,098 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:41:43,099 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:41:43,101 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-11-25 18:41:43,163 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data/780df7168/f30339803fa84bdeb4842342bd67b8a4/FLAG16619da9f [2021-11-25 18:41:43,832 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:41:43,833 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-11-25 18:41:43,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data/780df7168/f30339803fa84bdeb4842342bd67b8a4/FLAG16619da9f [2021-11-25 18:41:44,093 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ea9c01-aec5-4982-9a9e-097d67d84c63/bin/utaipan-eEHZpOm5b7/data/780df7168/f30339803fa84bdeb4842342bd67b8a4 [2021-11-25 18:41:44,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:41:44,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:41:44,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:41:44,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:41:44,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:41:44,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:41:44" (1/1) ... [2021-11-25 18:41:44,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184a8ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:44, skipping insertion in model container [2021-11-25 18:41:44,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:41:44" (1/1) ... [2021-11-25 18:41:44,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:41:44,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:41:44,497 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-25 18:41:44,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47afdf21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:44, skipping insertion in model container [2021-11-25 18:41:44,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:41:44,499 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 18:41:44,502 INFO L158 Benchmark]: Toolchain (without parser) took 400.40ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 28.5MB in the beginning and 52.1MB in the end (delta: -23.7MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-25 18:41:44,504 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory was 34.0MB in the beginning and 34.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:41:44,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.54ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 28.3MB in the beginning and 52.3MB in the end (delta: -24.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-25 18:41:44,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory was 34.0MB in the beginning and 34.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 394.54ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 28.3MB in the beginning and 52.3MB in the end (delta: -24.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN