./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:40:12,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:40:12,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:40:12,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:40:12,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:40:12,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:40:12,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:40:12,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:40:12,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:40:12,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:40:12,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:40:12,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:40:12,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:40:12,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:40:12,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:40:12,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:40:12,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:40:12,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:40:12,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:40:12,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:40:12,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:40:12,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:40:12,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:40:12,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:40:12,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:40:12,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:40:12,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:40:12,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:40:12,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:40:12,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:40:12,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:40:12,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:40:12,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:40:12,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:40:12,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:40:12,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:40:12,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:40:12,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:40:12,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:40:12,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:40:12,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:40:12,782 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 08:40:12,833 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:40:12,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:40:12,834 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:40:12,834 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:40:12,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:40:12,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:40:12,836 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:40:12,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:40:12,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:40:12,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:40:12,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 08:40:12,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 08:40:12,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 08:40:12,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:40:12,840 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:40:12,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 08:40:12,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:40:12,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:40:12,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 08:40:12,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:40:12,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:40:12,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 08:40:12,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 08:40:12,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:40:12,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 08:40:12,842 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 08:40:12,843 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 08:40:12,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 08:40:12,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:40:12,845 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_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-11-07 08:40:13,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:40:13,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:40:13,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:40:13,178 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:40:13,179 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:40:13,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-07 08:40:13,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/data/8b2bf2ab3/1c8794b6dca7484bb6cdc48b1e1404d1/FLAG69c73649e [2021-11-07 08:40:14,445 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:40:14,446 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-07 08:40:14,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/data/8b2bf2ab3/1c8794b6dca7484bb6cdc48b1e1404d1/FLAG69c73649e [2021-11-07 08:40:14,728 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/data/8b2bf2ab3/1c8794b6dca7484bb6cdc48b1e1404d1 [2021-11-07 08:40:14,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:40:14,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:40:14,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:40:14,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:40:14,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:40:14,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:40:14" (1/1) ... [2021-11-07 08:40:14,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b94cfaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:14, skipping insertion in model container [2021-11-07 08:40:14,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:40:14" (1/1) ... [2021-11-07 08:40:14,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:40:14,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:40:15,339 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_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-07 08:40:15,349 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_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-07 08:40:15,382 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 08:40:15,404 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 08:40:16,622 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:16,623 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:16,624 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:16,625 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:16,627 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:16,646 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:16,648 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:16,650 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:16,651 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:17,307 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 08:40:17,309 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 08:40:17,310 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 08:40:17,312 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 08:40:17,315 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 08:40:17,316 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 08:40:17,318 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 08:40:17,319 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 08:40:17,320 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 08:40:17,321 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 08:40:17,683 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 08:40:17,913 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:17,914 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:40:18,140 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:40:18,158 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_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-07 08:40:18,159 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_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-07 08:40:18,161 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 08:40:18,163 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 08:40:18,201 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,202 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,203 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,203 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,204 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,211 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,212 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,213 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,214 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,265 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 08:40:18,269 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 08:40:18,270 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 08:40:18,271 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 08:40:18,272 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 08:40:18,273 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 08:40:18,273 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 08:40:18,274 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 08:40:18,276 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 08:40:18,278 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 08:40:18,311 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 08:40:18,458 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,458 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 08:40:18,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:40:18,953 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:40:18,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18 WrapperNode [2021-11-07 08:40:18,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:40:18,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:40:18,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:40:18,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:40:18,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:40:19,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:40:19,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:40:19,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:40:19,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:40:19,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:40:19,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:40:19,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:40:19,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (1/1) ... [2021-11-07 08:40:19,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:40:19,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:40:19,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 08:40:19,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 08:40:19,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 08:40:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 08:40:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 08:40:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 08:40:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:40:19,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:40:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 08:40:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 08:40:19,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 08:40:19,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 08:40:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 08:40:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 08:40:32,833 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:40:32,833 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-11-07 08:40:32,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:40:32 BoogieIcfgContainer [2021-11-07 08:40:32,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:40:32,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 08:40:32,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 08:40:32,843 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 08:40:32,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:40:14" (1/3) ... [2021-11-07 08:40:32,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a34412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:40:32, skipping insertion in model container [2021-11-07 08:40:32,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:40:18" (2/3) ... [2021-11-07 08:40:32,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a34412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:40:32, skipping insertion in model container [2021-11-07 08:40:32,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:40:32" (3/3) ... [2021-11-07 08:40:32,848 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2021-11-07 08:40:32,855 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 08:40:32,855 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 08:40:32,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a34412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:40:32, skipping insertion in model container [2021-11-07 08:40:32,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 08:40:32,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:40:32,859 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:40:32,859 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:40:32,860 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:40:32" (3/3) ... [2021-11-07 08:40:32,864 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 08:40:32,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 118 nodes and edges [2021-11-07 08:40:32,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2021-11-07 08:40:32,895 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-07 08:40:32,897 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-07 08:40:32,899 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-07 08:40:32,901 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-07 08:40:32,903 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 08:40:32,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:40:34,113 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/witness.graphml [2021-11-07 08:40:34,113 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:40:34,116 INFO L168 Benchmark]: Toolchain (without parser) took 19382.44 ms. Allocated memory was 104.9 MB in the beginning and 534.8 MB in the end (delta: 429.9 MB). Free memory was 78.2 MB in the beginning and 382.4 MB in the end (delta: -304.2 MB). Peak memory consumption was 365.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:40:34,116 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 104.9 MB. Free memory is still 81.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:40:34,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4220.91 ms. Allocated memory was 104.9 MB in the beginning and 190.8 MB in the end (delta: 86.0 MB). Free memory was 77.7 MB in the beginning and 103.5 MB in the end (delta: -25.7 MB). Peak memory consumption was 68.5 MB. Max. memory is 16.1 GB. [2021-11-07 08:40:34,119 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.80 ms. Allocated memory is still 190.8 MB. Free memory was 103.5 MB in the beginning and 92.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 08:40:34,119 INFO L168 Benchmark]: Boogie Preprocessor took 120.81 ms. Allocated memory is still 190.8 MB. Free memory was 92.0 MB in the beginning and 133.5 MB in the end (delta: -41.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 08:40:34,120 INFO L168 Benchmark]: RCFGBuilder took 13487.57 ms. Allocated memory was 190.8 MB in the beginning and 444.6 MB in the end (delta: 253.8 MB). Free memory was 133.5 MB in the beginning and 270.9 MB in the end (delta: -137.4 MB). Peak memory consumption was 272.8 MB. Max. memory is 16.1 GB. [2021-11-07 08:40:34,121 INFO L168 Benchmark]: TraceAbstraction took 19.29 ms. Allocated memory is still 444.6 MB. Free memory was 270.9 MB in the beginning and 269.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:40:34,121 INFO L168 Benchmark]: Witness Printer took 1254.79 ms. Allocated memory was 444.6 MB in the beginning and 534.8 MB in the end (delta: 90.2 MB). Free memory was 269.8 MB in the beginning and 382.4 MB in the end (delta: -112.5 MB). Peak memory consumption was 218.0 MB. Max. memory is 16.1 GB. [2021-11-07 08:40:34,124 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 104.9 MB. Free memory is still 81.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4220.91 ms. Allocated memory was 104.9 MB in the beginning and 190.8 MB in the end (delta: 86.0 MB). Free memory was 77.7 MB in the beginning and 103.5 MB in the end (delta: -25.7 MB). Peak memory consumption was 68.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 270.80 ms. Allocated memory is still 190.8 MB. Free memory was 103.5 MB in the beginning and 92.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 120.81 ms. Allocated memory is still 190.8 MB. Free memory was 92.0 MB in the beginning and 133.5 MB in the end (delta: -41.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 13487.57 ms. Allocated memory was 190.8 MB in the beginning and 444.6 MB in the end (delta: 253.8 MB). Free memory was 133.5 MB in the beginning and 270.9 MB in the end (delta: -137.4 MB). Peak memory consumption was 272.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19.29 ms. Allocated memory is still 444.6 MB. Free memory was 270.9 MB in the beginning and 269.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 1254.79 ms. Allocated memory was 444.6 MB in the beginning and 534.8 MB in the end (delta: 90.2 MB). Free memory was 269.8 MB in the beginning and 382.4 MB in the end (delta: -112.5 MB). Peak memory consumption was 218.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-07 08:40:34,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5948ea67-e699-44e8-a1b9-30c4dc2e78f5/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE