./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ba06c24e4863868ad00a49056930e4c556765c875f4e2eef69c939c987b26bc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:42:54,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:42:54,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:42:54,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:42:54,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:42:54,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:42:54,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:42:54,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:42:54,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:42:54,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:42:54,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:42:54,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:42:54,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:42:54,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:42:54,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:42:54,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:42:54,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:42:54,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:42:54,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:42:54,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:42:54,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:42:54,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:42:54,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:42:54,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:42:54,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:42:54,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:42:54,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:42:54,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:42:54,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:42:54,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:42:54,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:42:54,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:42:54,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:42:54,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:42:54,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:42:54,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:42:54,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:42:54,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:42:54,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:42:54,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:42:54,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:42:54,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 03:42:54,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:42:54,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:42:54,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:42:54,460 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:42:54,460 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:42:54,461 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:42:54,461 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 03:42:54,461 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:42:54,461 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:42:54,462 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 03:42:54,469 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 03:42:54,469 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:42:54,469 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 03:42:54,470 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 03:42:54,470 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 03:42:54,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:42:54,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:42:54,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:42:54,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:42:54,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:42:54,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:42:54,472 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:42:54,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:42:54,472 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:42:54,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:42:54,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:42:54,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:42:54,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:42:54,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:42:54,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:42:54,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:42:54,474 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 03:42:54,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 03:42:54,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:42:54,475 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:42:54,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:42:54,475 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_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ba06c24e4863868ad00a49056930e4c556765c875f4e2eef69c939c987b26bc [2021-11-03 03:42:54,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:42:54,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:42:54,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:42:54,804 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:42:54,805 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:42:54,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i [2021-11-03 03:42:54,882 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data/6cda3a709/9e3d510b89fd4bf18d004c497a313270/FLAG43235670b [2021-11-03 03:42:55,637 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:42:55,642 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i [2021-11-03 03:42:55,685 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data/6cda3a709/9e3d510b89fd4bf18d004c497a313270/FLAG43235670b [2021-11-03 03:42:55,710 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data/6cda3a709/9e3d510b89fd4bf18d004c497a313270 [2021-11-03 03:42:55,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:42:55,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:42:55,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:42:55,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:42:55,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:42:55,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:42:55" (1/1) ... [2021-11-03 03:42:55,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6488b62c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:42:55, skipping insertion in model container [2021-11-03 03:42:55,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:42:55" (1/1) ... [2021-11-03 03:42:55,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:42:55,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:42:56,112 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i[4500,4513] [2021-11-03 03:42:56,119 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i[4560,4573] [2021-11-03 03:42:56,141 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:42:56,147 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:42:56,968 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:42:57,043 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,043 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,044 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,044 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,045 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,058 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,059 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,061 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,061 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,063 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,064 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,065 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,066 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:42:57,392 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:42:57,394 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:42:57,395 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:42:57,396 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:42:57,398 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:42:57,398 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:42:57,399 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:42:57,400 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:42:57,401 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:42:57,401 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:42:57,526 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:194) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1054) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:962) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1369) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2938) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2798) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2101) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3247) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-03 03:42:57,532 INFO L168 Benchmark]: Toolchain (without parser) took 1815.15 ms. Allocated memory is still 140.5 MB. Free memory was 92.7 MB in the beginning and 82.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2021-11-03 03:42:57,532 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory is still 116.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:42:57,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1809.98 ms. Allocated memory is still 140.5 MB. Free memory was 92.6 MB in the beginning and 82.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2021-11-03 03:42:57,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory is still 116.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1809.98 ms. Allocated memory is still 140.5 MB. Free memory was 92.6 MB in the beginning and 82.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: byte size smaller than 1 makes no sense de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: byte size smaller than 1 makes no sense: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:194) 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_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ba06c24e4863868ad00a49056930e4c556765c875f4e2eef69c939c987b26bc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:42:59,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:42:59,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:42:59,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:42:59,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:42:59,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:42:59,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:42:59,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:42:59,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:42:59,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:42:59,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:42:59,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:42:59,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:42:59,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:42:59,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:42:59,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:42:59,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:42:59,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:42:59,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:42:59,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:42:59,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:42:59,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:42:59,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:42:59,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:42:59,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:42:59,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:42:59,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:42:59,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:42:59,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:42:59,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:42:59,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:42:59,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:42:59,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:42:59,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:42:59,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:42:59,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:42:59,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:42:59,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:42:59,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:42:59,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:42:59,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:42:59,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 03:42:59,958 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:42:59,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:42:59,959 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:42:59,960 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:42:59,960 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:42:59,960 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:42:59,960 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:42:59,961 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:42:59,961 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:42:59,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:42:59,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:42:59,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:42:59,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:42:59,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:42:59,964 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:42:59,964 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 03:42:59,965 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 03:42:59,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:42:59,965 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:42:59,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:42:59,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:42:59,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 03:42:59,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:42:59,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:42:59,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:42:59,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:42:59,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:42:59,967 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 03:42:59,967 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 03:42:59,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:42:59,968 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:42:59,968 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:42:59,968 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_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ba06c24e4863868ad00a49056930e4c556765c875f4e2eef69c939c987b26bc [2021-11-03 03:43:00,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:43:00,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:43:00,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:43:00,405 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:43:00,406 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:43:00,407 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i [2021-11-03 03:43:00,481 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data/e0e2eb939/1d19baa872324c8580d52587bf49256a/FLAG27041efec [2021-11-03 03:43:01,394 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:43:01,396 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i [2021-11-03 03:43:01,455 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data/e0e2eb939/1d19baa872324c8580d52587bf49256a/FLAG27041efec [2021-11-03 03:43:01,935 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/data/e0e2eb939/1d19baa872324c8580d52587bf49256a [2021-11-03 03:43:01,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:43:01,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:43:01,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:43:01,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:43:01,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:43:01,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:43:01" (1/1) ... [2021-11-03 03:43:01,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@482fef15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:01, skipping insertion in model container [2021-11-03 03:43:01,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:43:01" (1/1) ... [2021-11-03 03:43:01,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:43:02,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:43:02,303 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i[4500,4513] [2021-11-03 03:43:02,309 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i[4560,4573] [2021-11-03 03:43:02,329 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:43:02,334 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:43:03,194 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:43:03,262 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,262 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,263 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,264 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,265 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,277 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,278 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,280 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,281 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,283 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,284 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,285 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,285 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,637 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:43:03,638 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:43:03,639 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:43:03,641 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:43:03,642 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:43:03,647 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:43:03,648 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:43:03,649 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:43:03,649 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:43:03,650 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:43:03,810 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,818 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:03,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:43:03,855 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 03:43:03,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:43:03,912 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i[4500,4513] [2021-11-03 03:43:03,913 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i[4560,4573] [2021-11-03 03:43:03,919 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:43:03,920 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:43:03,981 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:43:04,020 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,022 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,023 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,023 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,024 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,038 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,039 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,041 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,043 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,044 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,046 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,047 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,047 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,127 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:43:04,134 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:43:04,135 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:43:04,136 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:43:04,137 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:43:04,137 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:43:04,138 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:43:04,141 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:43:04,142 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:43:04,142 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:43:04,189 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,207 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:43:04,223 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 03:43:04,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i[4500,4513] [2021-11-03 03:43:04,237 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/sv-benchmarks/c/aws-c-common/aws_array_list_init_static_harness.i[4560,4573] [2021-11-03 03:43:04,239 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:43:04,239 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:43:04,265 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:43:04,277 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,277 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,278 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,278 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,279 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,314 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,314 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,315 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,315 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,316 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,317 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,317 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,318 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,348 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:43:04,348 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:43:04,349 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:43:04,350 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:43:04,350 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:43:04,351 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:43:04,351 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:43:04,352 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:43:04,352 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:43:04,353 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:43:04,377 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,382 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:43:04,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:43:04,743 INFO L208 MainTranslator]: Completed translation [2021-11-03 03:43:04,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04 WrapperNode [2021-11-03 03:43:04,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:43:04,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 03:43:04,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 03:43:04,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 03:43:04,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 03:43:04,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 03:43:04,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 03:43:04,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 03:43:04,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 03:43:04,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 03:43:04,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 03:43:04,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 03:43:04,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (1/1) ... [2021-11-03 03:43:04,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:43:04,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:43:04,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 03:43:05,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 03:43:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 03:43:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 03:43:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-03 03:43:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 03:43:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-03 03:43:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 03:43:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 03:43:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-03 03:43:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-03 03:43:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 03:43:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-11-03 03:43:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-03 03:43:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-03 03:43:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-03 03:43:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-03 03:43:07,799 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 03:43:07,800 INFO L299 CfgBuilder]: Removed 104 assume(true) statements. [2021-11-03 03:43:07,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:43:07 BoogieIcfgContainer [2021-11-03 03:43:07,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 03:43:07,804 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 03:43:07,804 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 03:43:07,807 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 03:43:07,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:43:01" (1/3) ... [2021-11-03 03:43:07,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30e33634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:43:07, skipping insertion in model container [2021-11-03 03:43:07,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:04" (2/3) ... [2021-11-03 03:43:07,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30e33634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:43:07, skipping insertion in model container [2021-11-03 03:43:07,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:43:07" (3/3) ... [2021-11-03 03:43:07,810 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_init_static_harness.i [2021-11-03 03:43:07,815 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 03:43:07,816 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2021-11-03 03:43:07,862 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 03:43:07,867 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 03:43:07,868 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2021-11-03 03:43:07,885 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 103 states have (on average 1.4271844660194175) internal successors, (147), 112 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:43:07,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-03 03:43:07,892 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:43:07,893 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:43:07,902 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-03 03:43:07,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:43:07,911 INFO L85 PathProgramCache]: Analyzing trace with hash -88048581, now seen corresponding path program 1 times [2021-11-03 03:43:07,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:43:07,928 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1034397528] [2021-11-03 03:43:07,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:43:07,929 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:43:07,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:43:07,932 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:43:07,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 03:43:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:43:08,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-03 03:43:08,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:43:08,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:43:08,537 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:43:08,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:43:08,667 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:43:08,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1034397528] [2021-11-03 03:43:08,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1034397528] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:43:08,689 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:43:08,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-03 03:43:08,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768650272] [2021-11-03 03:43:08,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-03 03:43:08,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:43:08,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-03 03:43:08,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 03:43:08,711 INFO L87 Difference]: Start difference. First operand has 113 states, 103 states have (on average 1.4271844660194175) internal successors, (147), 112 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:43:08,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:43:08,735 INFO L93 Difference]: Finished difference Result 223 states and 290 transitions. [2021-11-03 03:43:08,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-03 03:43:08,737 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-03 03:43:08,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:43:08,745 INFO L225 Difference]: With dead ends: 223 [2021-11-03 03:43:08,746 INFO L226 Difference]: Without dead ends: 107 [2021-11-03 03:43:08,749 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 03:43:08,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-03 03:43:08,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-03 03:43:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 98 states have (on average 1.2244897959183674) internal successors, (120), 106 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:43:08,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 120 transitions. [2021-11-03 03:43:08,785 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 120 transitions. Word has length 35 [2021-11-03 03:43:08,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:43:08,785 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 120 transitions. [2021-11-03 03:43:08,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:43:08,785 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 120 transitions. [2021-11-03 03:43:08,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-03 03:43:08,787 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:43:08,787 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:43:08,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 03:43:08,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 03:43:08,994 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-03 03:43:08,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:43:08,995 INFO L85 PathProgramCache]: Analyzing trace with hash -539664263, now seen corresponding path program 1 times [2021-11-03 03:43:08,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:43:08,996 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258965152] [2021-11-03 03:43:08,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:43:08,997 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:43:08,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:43:08,998 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:43:09,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 03:43:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:43:09,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 03:43:09,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:43:09,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:43:09,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:43:09,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:43:09,857 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:43:09,857 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [258965152] [2021-11-03 03:43:09,857 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [258965152] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:43:09,858 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:43:09,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-03 03:43:09,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745413966] [2021-11-03 03:43:09,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 03:43:09,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:43:09,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 03:43:09,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-03 03:43:09,861 INFO L87 Difference]: Start difference. First operand 107 states and 120 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:43:12,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:43:12,187 INFO L93 Difference]: Finished difference Result 163 states and 181 transitions. [2021-11-03 03:43:12,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 03:43:12,189 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-03 03:43:12,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:43:12,191 INFO L225 Difference]: With dead ends: 163 [2021-11-03 03:43:12,191 INFO L226 Difference]: Without dead ends: 107 [2021-11-03 03:43:12,192 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-03 03:43:12,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-03 03:43:12,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-03 03:43:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 98 states have (on average 1.2040816326530612) internal successors, (118), 106 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:43:12,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 118 transitions. [2021-11-03 03:43:12,205 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 118 transitions. Word has length 35 [2021-11-03 03:43:12,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:43:12,205 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 118 transitions. [2021-11-03 03:43:12,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 03:43:12,206 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 118 transitions. [2021-11-03 03:43:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-03 03:43:12,207 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:43:12,208 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:43:12,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-03 03:43:12,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 03:43:12,429 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-03 03:43:12,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:43:12,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1257903267, now seen corresponding path program 1 times [2021-11-03 03:43:12,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:43:12,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1069878980] [2021-11-03 03:43:12,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:43:12,432 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:43:12,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:43:12,433 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:43:12,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbe3c96-e938-489e-89d2-855aa9d6b8df/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-03 03:43:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:43:13,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-03 03:43:13,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:43:14,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 03:43:14,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 28 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 104 [2021-11-03 03:43:24,714 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:43:24,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 188 treesize of output 92 [2021-11-03 03:43:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:43:26,152 INFO L328 TraceCheckSpWp]: Computing backward predicates...