./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba --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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 00:26:13,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:26:13,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:26:13,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:26:13,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:26:13,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:26:13,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:26:13,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:26:13,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:26:13,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:26:13,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:26:13,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:26:13,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:26:13,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:26:13,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:26:13,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:26:13,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:26:13,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:26:13,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:26:13,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:26:13,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:26:13,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:26:13,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:26:13,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:26:13,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:26:13,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:26:13,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:26:13,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:26:13,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:26:13,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:26:13,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:26:13,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:26:13,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:26:13,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:26:13,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:26:13,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:26:13,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:26:13,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:26:13,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:26:13,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:26:13,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:26:13,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2022-11-22 00:26:13,553 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:26:13,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:26:13,554 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:26:13,554 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:26:13,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:26:13,555 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:26:13,556 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:26:13,556 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:26:13,556 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:26:13,556 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:26:13,556 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:26:13,557 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:26:13,557 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:26:13,557 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:26:13,557 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:26:13,557 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:26:13,558 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:26:13,558 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:26:13,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 00:26:13,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 00:26:13,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:26:13,559 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:26:13,559 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:26:13,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:26:13,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:26:13,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:26:13,560 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 00:26:13,560 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 00:26:13,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:26:13,561 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:26:13,561 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:26:13,561 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:26:13,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:26:13,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:26:13,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:26:13,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:26:13,562 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:26:13,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:26:13,563 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:26:13,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:26:13,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:26:13,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-22 00:26:13,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:26:13,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:26:13,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:26:13,902 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:26:13,902 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:26:13,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-22 00:26:17,017 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:26:17,347 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:26:17,348 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-22 00:26:17,372 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/data/f8f0fb9b6/a75ebfec16de4544b9993f8bd8461bef/FLAGd65646579 [2022-11-22 00:26:17,676 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/data/f8f0fb9b6/a75ebfec16de4544b9993f8bd8461bef [2022-11-22 00:26:17,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:26:17,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:26:17,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:26:17,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:26:17,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:26:17,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:26:17" (1/1) ... [2022-11-22 00:26:17,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1462e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:26:17, skipping insertion in model container [2022-11-22 00:26:17,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:26:17" (1/1) ... [2022-11-22 00:26:17,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:26:17,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:26:18,083 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-22 00:26:18,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@393badca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:26:18, skipping insertion in model container [2022-11-22 00:26:18,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:26:18,085 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:26:18,087 INFO L158 Benchmark]: Toolchain (without parser) took 405.77ms. Allocated memory is still 190.8MB. Free memory was 156.2MB in the beginning and 145.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:26:18,088 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:26:18,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.27ms. Allocated memory is still 190.8MB. Free memory was 156.2MB in the beginning and 145.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:26:18,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.27ms. Allocated memory is still 190.8MB. Free memory was 156.2MB in the beginning and 145.3MB in the end (delta: 10.9MB). 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba --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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 00:26:20,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:26:20,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:26:20,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:26:20,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:26:20,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:26:20,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:26:20,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:26:20,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:26:20,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:26:20,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:26:20,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:26:20,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:26:20,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:26:20,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:26:20,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:26:20,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:26:20,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:26:20,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:26:20,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:26:20,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:26:20,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:26:20,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:26:20,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:26:20,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:26:20,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:26:20,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:26:20,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:26:20,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:26:20,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:26:20,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:26:20,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:26:20,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:26:20,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:26:20,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:26:20,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:26:20,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:26:20,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:26:20,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:26:20,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:26:20,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:26:20,389 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2022-11-22 00:26:20,431 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:26:20,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:26:20,432 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:26:20,432 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:26:20,433 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:26:20,433 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:26:20,433 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:26:20,434 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:26:20,434 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:26:20,434 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:26:20,435 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:26:20,436 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:26:20,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 00:26:20,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 00:26:20,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:26:20,437 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:26:20,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:26:20,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:26:20,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:26:20,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:26:20,438 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 00:26:20,438 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 00:26:20,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:26:20,439 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:26:20,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:26:20,439 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:26:20,439 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:26:20,440 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:26:20,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:26:20,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 00:26:20,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:26:20,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:26:20,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:26:20,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:26:20,441 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:26:20,442 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:26:20,442 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:26:20,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:26:20,442 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_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-22 00:26:20,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:26:20,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:26:20,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:26:20,906 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:26:20,906 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:26:20,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-22 00:26:24,185 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:26:24,460 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:26:24,465 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-22 00:26:24,484 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/data/f42f18ebf/1ca407b4fad9400d96c791abcf1210c4/FLAGded056c69 [2022-11-22 00:26:24,497 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf62dc1-a2d2-4099-8cdf-81c407705bdd/bin/utaipan-g80aRyZoba/data/f42f18ebf/1ca407b4fad9400d96c791abcf1210c4 [2022-11-22 00:26:24,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:26:24,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:26:24,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:26:24,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:26:24,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:26:24,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:26:24" (1/1) ... [2022-11-22 00:26:24,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76988f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:26:24, skipping insertion in model container [2022-11-22 00:26:24,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:26:24" (1/1) ... [2022-11-22 00:26:24,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:26:24,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:26:24,965 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-22 00:26:24,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@565058e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:26:24, skipping insertion in model container [2022-11-22 00:26:24,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:26:24,967 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:26:24,969 INFO L158 Benchmark]: Toolchain (without parser) took 466.19ms. Allocated memory is still 69.2MB. Free memory was 36.0MB in the beginning and 42.4MB in the end (delta: -6.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2022-11-22 00:26:24,969 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 46.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:26:24,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.91ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 42.4MB in the end (delta: -6.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2022-11-22 00:26:24,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 46.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.91ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 42.4MB in the end (delta: -6.6MB). Peak memory consumption was 7.6MB. 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