./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh --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 5571fca939923d19a42982f0bac7804ea4fca3974fed6772534131699bbf6d68 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:29:05,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:29:05,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 19:29:05,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:29:05,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:29:06,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:29:06,005 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:29:06,006 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:29:06,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:29:06,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:29:06,007 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:29:06,008 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:29:06,008 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:29:06,009 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:29:06,009 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:29:06,010 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:29:06,010 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:29:06,011 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:29:06,011 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:29:06,012 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:29:06,012 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:29:06,016 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:29:06,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:29:06,017 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:29:06,018 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:29:06,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:29:06,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:29:06,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:29:06,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:29:06,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:29:06,020 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:29:06,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:29:06,021 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:29:06,021 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:29:06,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:29:06,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:29:06,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:29:06,022 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:29:06,022 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:29:06,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:29:06,022 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:29:06,023 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:29:06,023 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:29:06,023 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:29:06,023 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_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5571fca939923d19a42982f0bac7804ea4fca3974fed6772534131699bbf6d68 [2023-12-02 19:29:06,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:29:06,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:29:06,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:29:06,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:29:06,271 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:29:06,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i [2023-12-02 19:29:09,049 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:29:09,442 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:29:09,442 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i [2023-12-02 19:29:09,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/data/31fd438a1/f4966ef3651e4ef993d2f82aab318706/FLAG502ad90fc [2023-12-02 19:29:09,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/data/31fd438a1/f4966ef3651e4ef993d2f82aab318706 [2023-12-02 19:29:09,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:29:09,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:29:09,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:29:09,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:29:09,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:29:09,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:29:09" (1/1) ... [2023-12-02 19:29:09,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c197019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:09, skipping insertion in model container [2023-12-02 19:29:09,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:29:09" (1/1) ... [2023-12-02 19:29:09,647 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:29:09,885 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_0472b563-bd7a-4eb4-8475-b132de3243a4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i[4492,4505] [2023-12-02 19:29:09,891 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_0472b563-bd7a-4eb4-8475-b132de3243a4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i[4552,4565] [2023-12-02 19:29:10,549 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:10,550 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:10,551 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:10,552 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:10,553 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:10,567 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:10,568 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:10,570 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:10,571 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:10,914 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-12-02 19:29:10,915 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-12-02 19:29:10,916 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-12-02 19:29:10,918 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-12-02 19:29:10,919 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-12-02 19:29:10,920 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-12-02 19:29:10,921 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-12-02 19:29:10,922 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-12-02 19:29:10,922 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-12-02 19:29:10,923 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-12-02 19:29:11,141 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,142 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:29:11,280 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:29:11,292 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_0472b563-bd7a-4eb4-8475-b132de3243a4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i[4492,4505] [2023-12-02 19:29:11,293 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_0472b563-bd7a-4eb4-8475-b132de3243a4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i[4552,4565] [2023-12-02 19:29:11,326 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,327 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,327 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,328 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,329 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,336 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,336 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,337 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,338 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,368 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-12-02 19:29:11,369 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-12-02 19:29:11,369 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-12-02 19:29:11,370 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-12-02 19:29:11,371 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-12-02 19:29:11,372 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-12-02 19:29:11,372 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-12-02 19:29:11,373 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-12-02 19:29:11,373 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-12-02 19:29:11,374 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-12-02 19:29:11,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8023] [2023-12-02 19:29:11,472 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,473 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 19:29:11,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8509-8520] [2023-12-02 19:29:11,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:29:11,692 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,692 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,693 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,693 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,693 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,693 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,693 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,693 WARN L675 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,693 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,693 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,694 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,694 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,694 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,694 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,694 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,694 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,694 WARN L675 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,694 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,694 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,695 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:29:11,701 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:29:11,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11 WrapperNode [2023-12-02 19:29:11,702 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:29:11,703 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:29:11,703 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:29:11,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:29:11,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,853 INFO L138 Inliner]: procedures = 692, calls = 2664, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 791 [2023-12-02 19:29:11,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:29:11,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:29:11,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:29:11,854 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:29:11,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,873 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,874 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,907 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:29:11,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:29:11,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:29:11,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:29:11,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (1/1) ... [2023-12-02 19:29:11,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:29:11,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:29:11,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:29:11,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:29:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-12-02 19:29:12,024 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-12-02 19:29:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 19:29:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-12-02 19:29:12,024 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-12-02 19:29:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 19:29:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 19:29:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:29:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 19:29:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:29:12,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:29:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-12-02 19:29:12,025 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-12-02 19:29:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 19:29:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-12-02 19:29:12,025 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-12-02 19:29:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:29:12,026 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:29:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 19:29:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 19:29:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-12-02 19:29:12,026 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-12-02 19:29:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-12-02 19:29:12,027 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-12-02 19:29:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 19:29:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:29:12,243 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:29:12,245 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:29:13,202 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:29:13,331 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:29:13,332 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 19:29:13,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:29:13 BoogieIcfgContainer [2023-12-02 19:29:13,333 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:29:13,335 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:29:13,335 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:29:13,338 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:29:13,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:29:09" (1/3) ... [2023-12-02 19:29:13,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c176eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:29:13, skipping insertion in model container [2023-12-02 19:29:13,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:29:11" (2/3) ... [2023-12-02 19:29:13,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c176eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:29:13, skipping insertion in model container [2023-12-02 19:29:13,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:29:13" (3/3) ... [2023-12-02 19:29:13,341 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness_negated.i [2023-12-02 19:29:13,355 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:29:13,355 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-12-02 19:29:13,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c176eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:29:13, skipping insertion in model container [2023-12-02 19:29:13,356 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:29:13,357 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:29:13,357 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:29:13,357 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:29:13,357 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:29:13" (3/3) ... [2023-12-02 19:29:13,359 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 19:29:13,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-12-02 19:29:13,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-12-02 19:29:13,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-12-02 19:29:13,363 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2023-12-02 19:29:13,363 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 19:29:13,363 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-12-02 19:29:13,363 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2023-12-02 19:29:13,377 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2023-12-02 19:29:13,378 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2023-12-02 19:29:13,380 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-12-02 19:29:13,381 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-12-02 19:29:13,383 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-02 19:29:13,384 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 19:29:13,385 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-02 19:29:13,386 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 19:29:14,123 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 19:29:14,123 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 19:29:14,123 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:29:14,125 INFO L158 Benchmark]: Toolchain (without parser) took 4631.82ms. Allocated memory was 151.0MB in the beginning and 203.4MB in the end (delta: 52.4MB). Free memory was 100.5MB in the beginning and 69.2MB in the end (delta: 31.3MB). Peak memory consumption was 108.3MB. Max. memory is 16.1GB. [2023-12-02 19:29:14,125 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:29:14,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2208.41ms. Allocated memory is still 151.0MB. Free memory was 100.5MB in the beginning and 67.7MB in the end (delta: 32.8MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2023-12-02 19:29:14,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.93ms. Allocated memory is still 151.0MB. Free memory was 67.7MB in the beginning and 56.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 19:29:14,126 INFO L158 Benchmark]: Boogie Preprocessor took 76.45ms. Allocated memory is still 151.0MB. Free memory was 56.6MB in the beginning and 50.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 19:29:14,127 INFO L158 Benchmark]: RCFGBuilder took 1402.19ms. Allocated memory was 151.0MB in the beginning and 203.4MB in the end (delta: 52.4MB). Free memory was 50.3MB in the beginning and 124.7MB in the end (delta: -74.4MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2023-12-02 19:29:14,127 INFO L158 Benchmark]: TraceAbstraction took 20.61ms. Allocated memory is still 203.4MB. Free memory was 124.7MB in the beginning and 122.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:29:14,128 INFO L158 Benchmark]: Witness Printer took 766.63ms. Allocated memory is still 203.4MB. Free memory was 122.5MB in the beginning and 69.2MB in the end (delta: 53.3MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2023-12-02 19:29:14,130 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2208.41ms. Allocated memory is still 151.0MB. Free memory was 100.5MB in the beginning and 67.7MB in the end (delta: 32.8MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.93ms. Allocated memory is still 151.0MB. Free memory was 67.7MB in the beginning and 56.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.45ms. Allocated memory is still 151.0MB. Free memory was 56.6MB in the beginning and 50.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1402.19ms. Allocated memory was 151.0MB in the beginning and 203.4MB in the end (delta: 52.4MB). Free memory was 50.3MB in the beginning and 124.7MB in the end (delta: -74.4MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * TraceAbstraction took 20.61ms. Allocated memory is still 203.4MB. Free memory was 124.7MB in the beginning and 122.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 766.63ms. Allocated memory is still 203.4MB. Free memory was 122.5MB in the beginning and 69.2MB in the end (delta: 53.3MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8023]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8023] - GenericResultAtLocation [Line: 8509]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8509-8520] * 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! [2023-12-02 19:29:14,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0472b563-bd7a-4eb4-8475-b132de3243a4/bin/utaipan-verify-nQ1chXbOIh/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