./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --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 e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:23,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:23,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:16:23,379 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:23,380 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:23,412 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:23,413 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:23,414 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:23,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:23,420 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:23,421 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:23,421 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:23,422 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:23,422 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:23,423 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:23,423 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:23,424 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:23,424 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:23,425 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:23,425 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:23,426 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:23,431 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:23,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:23,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:23,433 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:23,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:23,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:23,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:23,435 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:23,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:23,437 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:23,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:23,437 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:23,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:23,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:23,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:23,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:23,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:23,439 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:23,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:23,439 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:23,440 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:23,440 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:23,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:23,441 INFO L153 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_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2023-11-23 21:16:23,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:23,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:23,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:23,738 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:23,739 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:23,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2023-11-23 21:16:26,961 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:27,741 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:27,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2023-11-23 21:16:27,797 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/data/144e5f246/31d4d1a62cfc4ec68199f5a3165fd1c2/FLAG78f1a532d [2023-11-23 21:16:27,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/data/144e5f246/31d4d1a62cfc4ec68199f5a3165fd1c2 [2023-11-23 21:16:27,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:27,826 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:27,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:27,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:27,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:27,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:27" (1/1) ... [2023-11-23 21:16:27,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16497553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:27, skipping insertion in model container [2023-11-23 21:16:27,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:27" (1/1) ... [2023-11-23 21:16:27,978 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:28,316 WARN L240 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_a3e0533f-1c3c-4587-8185-dfd520475dd9/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2023-11-23 21:16:28,328 WARN L240 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_a3e0533f-1c3c-4587-8185-dfd520475dd9/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2023-11-23 21:16:29,852 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:29,853 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:29,855 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:29,856 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:29,858 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:29,898 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:29,898 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:29,900 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:29,901 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,442 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:16:30,443 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:16:30,444 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:16:30,445 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:16:30,447 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:16:30,448 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:16:30,448 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:16:30,449 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:16:30,450 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:16:30,451 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:16:30,741 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,742 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:30,925 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:30,946 WARN L240 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_a3e0533f-1c3c-4587-8185-dfd520475dd9/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2023-11-23 21:16:30,947 WARN L240 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_a3e0533f-1c3c-4587-8185-dfd520475dd9/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2023-11-23 21:16:30,980 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,981 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,981 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,982 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,983 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,988 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,989 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,990 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:30,991 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:31,021 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:16:31,022 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:16:31,023 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:16:31,024 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:16:31,025 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:16:31,025 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:16:31,026 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:16:31,026 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:16:31,027 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:16:31,027 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:16:31,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8035] [2023-11-23 21:16:31,126 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:31,127 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:16:31,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8521-8532] [2023-11-23 21:16:31,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:31,452 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,452 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,453 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,453 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,453 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,453 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,453 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,454 WARN L675 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,454 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,454 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,454 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,454 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,454 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,455 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,455 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,455 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,455 WARN L675 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,455 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,456 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,456 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:31,464 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:31,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31 WrapperNode [2023-11-23 21:16:31,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:31,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:31,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:31,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:31,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,608 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,690 INFO L138 Inliner]: procedures = 692, calls = 2664, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 791 [2023-11-23 21:16:31,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:31,692 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:31,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:31,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:31,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,803 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,827 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:31,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:31,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:31,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:31,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:31,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:31,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:31,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-23 21:16:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-23 21:16:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:16:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 21:16:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 21:16:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:16:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:16:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:16:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 21:16:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 21:16:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:16:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-23 21:16:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-23 21:16:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:16:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:16:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 21:16:31,935 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 21:16:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 21:16:31,936 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 21:16:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:16:31,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:16:32,258 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:32,261 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:33,488 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:33,733 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:33,734 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:16:33,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:33 BoogieIcfgContainer [2023-11-23 21:16:33,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:33,740 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:33,740 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:33,744 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:33,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:27" (1/3) ... [2023-11-23 21:16:33,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3328f134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:33, skipping insertion in model container [2023-11-23 21:16:33,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31" (2/3) ... [2023-11-23 21:16:33,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3328f134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:33, skipping insertion in model container [2023-11-23 21:16:33,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:33" (3/3) ... [2023-11-23 21:16:33,754 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2023-11-23 21:16:33,776 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:33,776 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-23 21:16:33,777 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3328f134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:16:33, skipping insertion in model container [2023-11-23 21:16:33,778 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:16:33,779 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:16:33,780 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:16:33,780 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:16:33,781 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:33" (3/3) ... [2023-11-23 21:16:33,784 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:16:33,789 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-23 21:16:33,789 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-23 21:16:33,789 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-23 21:16:33,790 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2023-11-23 21:16:33,790 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 21:16:33,791 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-23 21:16:33,791 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2023-11-23 21:16:33,813 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2023-11-23 21:16:33,815 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2023-11-23 21:16:33,817 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-23 21:16:33,819 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-23 21:16:33,822 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-23 21:16:33,824 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 21:16:33,825 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 21:16:33,827 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:16:34,666 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:16:34,667 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:16:34,667 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:16:34,669 INFO L158 Benchmark]: Toolchain (without parser) took 6841.98ms. Allocated memory was 190.8MB in the beginning and 249.6MB in the end (delta: 58.7MB). Free memory was 150.2MB in the beginning and 147.6MB in the end (delta: 2.6MB). Peak memory consumption was 134.5MB. Max. memory is 16.1GB. [2023-11-23 21:16:34,669 INFO L158 Benchmark]: CDTParser took 1.43ms. Allocated memory is still 136.3MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:34,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3633.84ms. Allocated memory is still 190.8MB. Free memory was 149.7MB in the beginning and 92.6MB in the end (delta: 57.1MB). Peak memory consumption was 108.0MB. Max. memory is 16.1GB. [2023-11-23 21:16:34,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 225.38ms. Allocated memory was 190.8MB in the beginning and 249.6MB in the end (delta: 58.7MB). Free memory was 92.6MB in the beginning and 186.2MB in the end (delta: -93.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:16:34,671 INFO L158 Benchmark]: Boogie Preprocessor took 154.53ms. Allocated memory is still 249.6MB. Free memory was 186.2MB in the beginning and 179.9MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:16:34,671 INFO L158 Benchmark]: RCFGBuilder took 1889.56ms. Allocated memory is still 249.6MB. Free memory was 179.9MB in the beginning and 183.5MB in the end (delta: -3.6MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-11-23 21:16:34,672 INFO L158 Benchmark]: TraceAbstraction took 37.79ms. Allocated memory is still 249.6MB. Free memory was 182.5MB in the beginning and 180.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:34,672 INFO L158 Benchmark]: Witness Printer took 887.57ms. Allocated memory is still 249.6MB. Free memory was 180.3MB in the beginning and 147.6MB in the end (delta: 32.7MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2023-11-23 21:16:34,675 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43ms. Allocated memory is still 136.3MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3633.84ms. Allocated memory is still 190.8MB. Free memory was 149.7MB in the beginning and 92.6MB in the end (delta: 57.1MB). Peak memory consumption was 108.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 225.38ms. Allocated memory was 190.8MB in the beginning and 249.6MB in the end (delta: 58.7MB). Free memory was 92.6MB in the beginning and 186.2MB in the end (delta: -93.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 154.53ms. Allocated memory is still 249.6MB. Free memory was 186.2MB in the beginning and 179.9MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1889.56ms. Allocated memory is still 249.6MB. Free memory was 179.9MB in the beginning and 183.5MB in the end (delta: -3.6MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * TraceAbstraction took 37.79ms. Allocated memory is still 249.6MB. Free memory was 182.5MB in the beginning and 180.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 887.57ms. Allocated memory is still 249.6MB. Free memory was 180.3MB in the beginning and 147.6MB in the end (delta: 32.7MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8035]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8035] - GenericResultAtLocation [Line: 8521]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8521-8532] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-23 21:16:34,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e0533f-1c3c-4587-8185-dfd520475dd9/bin/utaipan-verify-mE87zJ7Ire/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