./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/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_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/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_0631f51d-35cd-4c40-a57a-8af474cea18b/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 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:13:11,155 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:13:11,256 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:13:11,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:13:11,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:13:11,325 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:13:11,326 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:13:11,326 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:13:11,327 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:13:11,332 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:13:11,333 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:13:11,333 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:13:11,334 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:13:11,336 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:13:11,336 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:13:11,337 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:13:11,338 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:13:11,338 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:13:11,339 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:13:11,339 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:13:11,340 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:13:11,341 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:13:11,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:13:11,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:13:11,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:13:11,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:13:11,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:13:11,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:13:11,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:13:11,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:13:11,346 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:13:11,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:13:11,347 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:13:11,347 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:13:11,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:11,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:13:11,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:13:11,354 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:13:11,355 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:13:11,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:13:11,355 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:13:11,356 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:13:11,356 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:13:11,356 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:13:11,357 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_0631f51d-35cd-4c40-a57a-8af474cea18b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 [2023-11-23 21:13:11,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:13:11,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:13:11,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:13:11,715 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:13:11,715 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:13:11,717 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2023-11-23 21:13:14,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:13:15,672 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:13:15,673 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2023-11-23 21:13:15,713 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/data/bf60f321e/ae645f3eb488494b9adeb19e03e3bcda/FLAGd1c2407ef [2023-11-23 21:13:15,729 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/data/bf60f321e/ae645f3eb488494b9adeb19e03e3bcda [2023-11-23 21:13:15,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:13:15,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:13:15,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:15,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:13:15,748 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:13:15,749 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:15" (1/1) ... [2023-11-23 21:13:15,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6386eb2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:15, skipping insertion in model container [2023-11-23 21:13:15,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:15" (1/1) ... [2023-11-23 21:13:15,895 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:13:16,245 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_0631f51d-35cd-4c40-a57a-8af474cea18b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2023-11-23 21:13:16,254 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_0631f51d-35cd-4c40-a57a-8af474cea18b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2023-11-23 21:13:17,696 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,697 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,698 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,699 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,700 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,715 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,716 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,718 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,719 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,721 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,723 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,724 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:17,724 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,251 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:13:18,253 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:13:18,254 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:13:18,256 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:13:18,257 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:13:18,258 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:13:18,259 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:13:18,260 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:13:18,261 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:13:18,262 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:13:18,599 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,607 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,691 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,692 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,692 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,693 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,693 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,694 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,695 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,696 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,696 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,696 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,697 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,697 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,698 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,701 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,702 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,702 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,703 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,707 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,708 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,716 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,717 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,717 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:18,797 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:13:18,825 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_0631f51d-35cd-4c40-a57a-8af474cea18b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2023-11-23 21:13:18,827 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_0631f51d-35cd-4c40-a57a-8af474cea18b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2023-11-23 21:13:18,896 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,896 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,897 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,898 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,899 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,911 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,912 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,915 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,916 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,919 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,919 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,921 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,921 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:18,980 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:13:18,982 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:13:18,984 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:13:18,985 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:13:18,986 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:13:18,987 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:13:18,988 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:13:18,988 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:13:18,989 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:13:18,990 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:13:19,042 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,048 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] [2023-11-23 21:13:19,082 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,083 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,083 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,083 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,084 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,084 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,085 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,085 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,086 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,086 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,086 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,087 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,087 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,088 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,088 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,089 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,089 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,092 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,092 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,098 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,099 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,099 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:13:19,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:19,316 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,316 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,317 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,317 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,317 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,317 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,317 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,317 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,318 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,318 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,318 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,318 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,318 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,318 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,318 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:19,327 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:13:19,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19 WrapperNode [2023-11-23 21:13:19,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:19,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:19,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:13:19,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:13:19,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,604 INFO L138 Inliner]: procedures = 697, calls = 1949, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 764 [2023-11-23 21:13:19,604 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:19,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:13:19,605 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:13:19,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:13:19,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,706 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:13:19,801 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:13:19,801 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:13:19,801 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:13:19,802 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (1/1) ... [2023-11-23 21:13:19,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:19,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:19,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:13:19,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:13:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 21:13:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 21:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 21:13:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 21:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 21:13:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 21:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 21:13:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 21:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:13:19,899 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 21:13:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 21:13:19,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 21:13:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 21:13:19,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:13:19,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:13:19,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:13:19,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:13:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:13:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 21:13:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 21:13:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 21:13:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 21:13:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 21:13:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 21:13:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 21:13:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 21:13:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-23 21:13:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-23 21:13:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:13:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:13:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:13:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:13:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:13:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 21:13:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 21:13:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 21:13:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 21:13:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:13:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 21:13:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 21:13:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2023-11-23 21:13:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2023-11-23 21:13:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:13:20,307 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:13:20,310 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:13:21,409 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:13:21,641 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:13:21,641 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:13:21,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:21 BoogieIcfgContainer [2023-11-23 21:13:21,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:13:21,646 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:13:21,646 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:13:21,675 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:13:21,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:13:15" (1/3) ... [2023-11-23 21:13:21,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cd21d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:21, skipping insertion in model container [2023-11-23 21:13:21,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:19" (2/3) ... [2023-11-23 21:13:21,677 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cd21d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:21, skipping insertion in model container [2023-11-23 21:13:21,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:21" (3/3) ... [2023-11-23 21:13:21,679 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2023-11-23 21:13:21,701 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:13:21,701 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:13:21,759 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:13:21,767 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1786151, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:13:21,768 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:13:21,773 INFO L276 IsEmpty]: Start isEmpty. Operand has 159 states, 92 states have (on average 1.2065217391304348) internal successors, (111), 93 states have internal predecessors, (111), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-23 21:13:21,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 21:13:21,789 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:21,790 INFO L195 NwaCegarLoop]: trace histogram [7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:21,790 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:21,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:21,796 INFO L85 PathProgramCache]: Analyzing trace with hash -383977021, now seen corresponding path program 1 times [2023-11-23 21:13:21,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:13:21,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337428071] [2023-11-23 21:13:21,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:21,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:13:22,298 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:13:22,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1042690788] [2023-11-23 21:13:22,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:22,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:13:22,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:22,318 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:13:22,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:13:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:23,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 2224 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:13:23,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:23,233 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-23 21:13:23,233 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:13:23,233 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:13:23,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337428071] [2023-11-23 21:13:23,234 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 21:13:23,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1042690788] [2023-11-23 21:13:23,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1042690788] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:23,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:13:23,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:13:23,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308585500] [2023-11-23 21:13:23,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:23,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:13:23,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:13:23,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:13:23,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:13:23,276 INFO L87 Difference]: Start difference. First operand has 159 states, 92 states have (on average 1.2065217391304348) internal successors, (111), 93 states have internal predecessors, (111), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) Second operand has 5 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-23 21:13:23,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:23,896 INFO L93 Difference]: Finished difference Result 290 states and 399 transitions. [2023-11-23 21:13:23,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:13:23,898 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 74 [2023-11-23 21:13:23,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:23,911 INFO L225 Difference]: With dead ends: 290 [2023-11-23 21:13:23,911 INFO L226 Difference]: Without dead ends: 159 [2023-11-23 21:13:23,916 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:13:23,920 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 0 mSDsluCounter, 529 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 709 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:13:23,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 709 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:13:23,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-23 21:13:23,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2023-11-23 21:13:23,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 92 states have (on average 1.1956521739130435) internal successors, (110), 94 states have internal predecessors, (110), 49 states have call successors, (49), 16 states have call predecessors, (49), 17 states have return successors, (50), 48 states have call predecessors, (50), 48 states have call successors, (50) [2023-11-23 21:13:23,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 209 transitions. [2023-11-23 21:13:23,982 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 209 transitions. Word has length 74 [2023-11-23 21:13:23,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:23,983 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 209 transitions. [2023-11-23 21:13:23,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-23 21:13:23,983 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 209 transitions. [2023-11-23 21:13:23,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 21:13:23,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:23,989 INFO L195 NwaCegarLoop]: trace histogram [7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:24,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:13:24,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:13:24,210 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:24,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:24,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1693106805, now seen corresponding path program 1 times [2023-11-23 21:13:24,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:13:24,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412918920] [2023-11-23 21:13:24,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:24,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:13:24,461 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:13:24,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1361555327] [2023-11-23 21:13:24,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:24,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:13:24,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:24,464 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:13:24,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 21:13:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:25,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 2280 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:13:25,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:25,153 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 21:13:25,153 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:13:25,154 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:13:25,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412918920] [2023-11-23 21:13:25,154 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 21:13:25,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361555327] [2023-11-23 21:13:25,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361555327] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:25,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:13:25,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:13:25,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987262817] [2023-11-23 21:13:25,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:25,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:13:25,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:13:25,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:13:25,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:13:25,158 INFO L87 Difference]: Start difference. First operand 159 states and 209 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-23 21:13:25,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:25,425 INFO L93 Difference]: Finished difference Result 205 states and 259 transitions. [2023-11-23 21:13:25,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:13:25,427 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 82 [2023-11-23 21:13:25,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:25,427 INFO L225 Difference]: With dead ends: 205 [2023-11-23 21:13:25,428 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 21:13:25,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-23 21:13:25,431 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 18 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:13:25,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 243 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:13:25,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 21:13:25,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 21:13:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:13:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 21:13:25,434 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2023-11-23 21:13:25,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:25,434 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:13:25,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-23 21:13:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:13:25,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 21:13:25,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:13:25,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:13:25,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-23 21:13:25,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 21:13:25,750 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6931 6936) the Hoare annotation is: true [2023-11-23 21:13:25,750 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2023-11-23 21:13:25,750 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2023-11-23 21:13:25,750 INFO L902 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: true [2023-11-23 21:13:25,751 INFO L899 garLoopResultBuilder]: For program point L8219(lines 8219 8223) no Hoare annotation was computed. [2023-11-23 21:13:25,751 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8275 8296) no Hoare annotation was computed. [2023-11-23 21:13:25,751 INFO L899 garLoopResultBuilder]: For program point L8271(line 8271) no Hoare annotation was computed. [2023-11-23 21:13:25,751 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointers_valid_returnLabel#1(lines 8217 8272) no Hoare annotation was computed. [2023-11-23 21:13:25,751 INFO L899 garLoopResultBuilder]: For program point L8271-4(line 8271) no Hoare annotation was computed. [2023-11-23 21:13:25,751 INFO L899 garLoopResultBuilder]: For program point L8271-3(line 8271) no Hoare annotation was computed. [2023-11-23 21:13:25,752 INFO L895 garLoopResultBuilder]: At program point L8271-2(line 8271) the Hoare annotation is: (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|)) [2023-11-23 21:13:25,752 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8275 8296) the Hoare annotation is: true [2023-11-23 21:13:25,752 INFO L895 garLoopResultBuilder]: At program point L8290(line 8290) the Hoare annotation is: (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|)) [2023-11-23 21:13:25,752 INFO L899 garLoopResultBuilder]: For program point L8290-1(line 8290) no Hoare annotation was computed. [2023-11-23 21:13:25,752 INFO L899 garLoopResultBuilder]: For program point L8278(lines 8278 8282) no Hoare annotation was computed. [2023-11-23 21:13:25,752 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8275 8296) no Hoare annotation was computed. [2023-11-23 21:13:25,752 INFO L899 garLoopResultBuilder]: For program point L8229-1(line 8229) no Hoare annotation was computed. [2023-11-23 21:13:25,753 INFO L895 garLoopResultBuilder]: At program point L8229(line 8229) the Hoare annotation is: (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|)) [2023-11-23 21:13:25,753 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2023-11-23 21:13:25,753 INFO L902 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: true [2023-11-23 21:13:25,753 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2023-11-23 21:13:25,753 INFO L902 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: true [2023-11-23 21:13:25,753 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2023-11-23 21:13:25,753 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2023-11-23 21:13:25,754 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2023-11-23 21:13:25,754 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6742 6754) the Hoare annotation is: true [2023-11-23 21:13:25,754 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2023-11-23 21:13:25,754 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2023-11-23 21:13:25,754 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2023-11-23 21:13:25,754 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2023-11-23 21:13:25,754 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2023-11-23 21:13:25,755 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2023-11-23 21:13:25,755 INFO L902 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: true [2023-11-23 21:13:25,755 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2023-11-23 21:13:25,755 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6728 6740) the Hoare annotation is: true [2023-11-23 21:13:25,755 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2023-11-23 21:13:25,755 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2935 2962) the Hoare annotation is: true [2023-11-23 21:13:25,755 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2023-11-23 21:13:25,755 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2023-11-23 21:13:25,756 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2023-11-23 21:13:25,756 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2023-11-23 21:13:25,756 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-23 21:13:25,756 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-23 21:13:25,756 INFO L899 garLoopResultBuilder]: For program point L7178(lines 7178 7180) no Hoare annotation was computed. [2023-11-23 21:13:25,756 INFO L899 garLoopResultBuilder]: For program point L7179-1(line 7179) no Hoare annotation was computed. [2023-11-23 21:13:25,756 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7177 7181) no Hoare annotation was computed. [2023-11-23 21:13:25,757 INFO L902 garLoopResultBuilder]: At program point L7179(line 7179) the Hoare annotation is: true [2023-11-23 21:13:25,757 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7177 7181) the Hoare annotation is: true [2023-11-23 21:13:25,757 INFO L899 garLoopResultBuilder]: For program point L7178-2(lines 7177 7181) no Hoare annotation was computed. [2023-11-23 21:13:25,757 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2023-11-23 21:13:25,757 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2023-11-23 21:13:25,757 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2586 2594) the Hoare annotation is: true [2023-11-23 21:13:25,758 INFO L899 garLoopResultBuilder]: For program point aws_mul_u64_checked_returnLabel#1(lines 2497 2502) no Hoare annotation was computed. [2023-11-23 21:13:25,758 INFO L902 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: true [2023-11-23 21:13:25,758 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2023-11-23 21:13:25,758 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2023-11-23 21:13:25,758 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validEXIT(lines 8178 8194) no Hoare annotation was computed. [2023-11-23 21:13:25,759 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8178 8194) the Hoare annotation is: true [2023-11-23 21:13:25,759 INFO L899 garLoopResultBuilder]: For program point L8180-1(lines 8180 8184) no Hoare annotation was computed. [2023-11-23 21:13:25,759 INFO L902 garLoopResultBuilder]: At program point L8180(line 8180) the Hoare annotation is: true [2023-11-23 21:13:25,759 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2023-11-23 21:13:25,759 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2023-11-23 21:13:25,759 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2023-11-23 21:13:25,760 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2331 2348) the Hoare annotation is: true [2023-11-23 21:13:25,760 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2023-11-23 21:13:25,760 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6948 6952) the Hoare annotation is: true [2023-11-23 21:13:25,760 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2023-11-23 21:13:25,760 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2023-11-23 21:13:25,761 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2023-11-23 21:13:25,761 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2023-11-23 21:13:25,761 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2023-11-23 21:13:25,761 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2023-11-23 21:13:25,761 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-23 21:13:25,761 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-23 21:13:25,762 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: true [2023-11-23 21:13:25,762 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-23 21:13:25,762 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6938 6940) the Hoare annotation is: true [2023-11-23 21:13:25,762 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2023-11-23 21:13:25,762 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-23 21:13:25,762 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: true [2023-11-23 21:13:25,763 INFO L899 garLoopResultBuilder]: For program point L8475(lines 8475 8483) no Hoare annotation was computed. [2023-11-23 21:13:25,763 INFO L899 garLoopResultBuilder]: For program point L8450-1(line 8450) no Hoare annotation was computed. [2023-11-23 21:13:25,763 INFO L899 garLoopResultBuilder]: For program point L8475-2(lines 8475 8483) no Hoare annotation was computed. [2023-11-23 21:13:25,763 INFO L895 garLoopResultBuilder]: At program point L8492(line 8492) the Hoare annotation is: false [2023-11-23 21:13:25,763 INFO L899 garLoopResultBuilder]: For program point L8492-1(line 8492) no Hoare annotation was computed. [2023-11-23 21:13:25,764 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2023-11-23 21:13:25,764 INFO L895 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 21:13:25,764 INFO L895 garLoopResultBuilder]: At program point L8451(line 8451) the Hoare annotation is: false [2023-11-23 21:13:25,764 INFO L895 garLoopResultBuilder]: At program point L8451-1(line 8451) the Hoare annotation is: false [2023-11-23 21:13:25,764 INFO L899 garLoopResultBuilder]: For program point L7204-1(line 7204) no Hoare annotation was computed. [2023-11-23 21:13:25,764 INFO L895 garLoopResultBuilder]: At program point L7204(line 7204) the Hoare annotation is: false [2023-11-23 21:13:25,765 INFO L899 garLoopResultBuilder]: For program point L8451-2(line 8451) no Hoare annotation was computed. [2023-11-23 21:13:25,765 INFO L899 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2023-11-23 21:13:25,765 INFO L895 garLoopResultBuilder]: At program point L8452(line 8452) the Hoare annotation is: false [2023-11-23 21:13:25,765 INFO L895 garLoopResultBuilder]: At program point L8452-1(line 8452) the Hoare annotation is: false [2023-11-23 21:13:25,766 INFO L899 garLoopResultBuilder]: For program point L8452-2(line 8452) no Hoare annotation was computed. [2023-11-23 21:13:25,766 INFO L899 garLoopResultBuilder]: For program point L7205(lines 7205 7207) no Hoare annotation was computed. [2023-11-23 21:13:25,766 INFO L895 garLoopResultBuilder]: At program point L8469(line 8469) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 21:13:25,766 INFO L895 garLoopResultBuilder]: At program point L8469-1(line 8469) the Hoare annotation is: (= 0 |ULTIMATE.start_aws_priority_queue_s_swap_harness_#t~ret955#1|) [2023-11-23 21:13:25,766 INFO L899 garLoopResultBuilder]: For program point L8469-2(line 8469) no Hoare annotation was computed. [2023-11-23 21:13:25,766 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 21:13:25,767 INFO L895 garLoopResultBuilder]: At program point L7206(line 7206) the Hoare annotation is: false [2023-11-23 21:13:25,767 INFO L899 garLoopResultBuilder]: For program point L7206-1(line 7206) no Hoare annotation was computed. [2023-11-23 21:13:25,767 INFO L899 garLoopResultBuilder]: For program point L8511-2(lines 8511 8513) no Hoare annotation was computed. [2023-11-23 21:13:25,767 INFO L899 garLoopResultBuilder]: For program point L8511(lines 8511 8513) no Hoare annotation was computed. [2023-11-23 21:13:25,767 INFO L899 garLoopResultBuilder]: For program point L8454(lines 8454 8457) no Hoare annotation was computed. [2023-11-23 21:13:25,767 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2023-11-23 21:13:25,768 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2023-11-23 21:13:25,768 INFO L899 garLoopResultBuilder]: For program point L7191(lines 7191 7208) no Hoare annotation was computed. [2023-11-23 21:13:25,768 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7189) no Hoare annotation was computed. [2023-11-23 21:13:25,768 INFO L895 garLoopResultBuilder]: At program point L8455(line 8455) the Hoare annotation is: false [2023-11-23 21:13:25,768 INFO L899 garLoopResultBuilder]: For program point L8455-1(line 8455) no Hoare annotation was computed. [2023-11-23 21:13:25,769 INFO L895 garLoopResultBuilder]: At program point L8480(line 8480) the Hoare annotation is: false [2023-11-23 21:13:25,769 INFO L899 garLoopResultBuilder]: For program point L8480-1(line 8480) no Hoare annotation was computed. [2023-11-23 21:13:25,769 INFO L899 garLoopResultBuilder]: For program point L8447(lines 8447 8458) no Hoare annotation was computed. [2023-11-23 21:13:25,769 INFO L895 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 21:13:25,770 INFO L895 garLoopResultBuilder]: At program point L8472(line 8472) the Hoare annotation is: false [2023-11-23 21:13:25,770 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 21:13:25,770 INFO L899 garLoopResultBuilder]: For program point L8472-1(line 8472) no Hoare annotation was computed. [2023-11-23 21:13:25,770 INFO L899 garLoopResultBuilder]: For program point L7184(lines 7184 7188) no Hoare annotation was computed. [2023-11-23 21:13:25,770 INFO L895 garLoopResultBuilder]: At program point L8456(line 8456) the Hoare annotation is: false [2023-11-23 21:13:25,771 INFO L899 garLoopResultBuilder]: For program point L8456-1(line 8456) no Hoare annotation was computed. [2023-11-23 21:13:25,771 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:13:25,771 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2023-11-23 21:13:25,771 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2023-11-23 21:13:25,771 INFO L895 garLoopResultBuilder]: At program point L8448(line 8448) the Hoare annotation is: false [2023-11-23 21:13:25,771 INFO L895 garLoopResultBuilder]: At program point L8448-1(line 8448) the Hoare annotation is: false [2023-11-23 21:13:25,772 INFO L899 garLoopResultBuilder]: For program point L8448-2(line 8448) no Hoare annotation was computed. [2023-11-23 21:13:25,772 INFO L895 garLoopResultBuilder]: At program point L8473(line 8473) the Hoare annotation is: false [2023-11-23 21:13:25,772 INFO L899 garLoopResultBuilder]: For program point L8473-1(line 8473) no Hoare annotation was computed. [2023-11-23 21:13:25,772 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2023-11-23 21:13:25,772 INFO L895 garLoopResultBuilder]: At program point L8465(line 8465) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 21:13:25,772 INFO L899 garLoopResultBuilder]: For program point L8465-1(line 8465) no Hoare annotation was computed. [2023-11-23 21:13:25,773 INFO L895 garLoopResultBuilder]: At program point L8515(line 8515) the Hoare annotation is: false [2023-11-23 21:13:25,773 INFO L895 garLoopResultBuilder]: At program point L8482(line 8482) the Hoare annotation is: false [2023-11-23 21:13:25,773 INFO L899 garLoopResultBuilder]: For program point L8515-1(line 8515) no Hoare annotation was computed. [2023-11-23 21:13:25,773 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2023-11-23 21:13:25,773 INFO L895 garLoopResultBuilder]: At program point L8507(line 8507) the Hoare annotation is: false [2023-11-23 21:13:25,773 INFO L895 garLoopResultBuilder]: At program point L8507-1(line 8507) the Hoare annotation is: false [2023-11-23 21:13:25,774 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2023-11-23 21:13:25,774 INFO L899 garLoopResultBuilder]: For program point L8482-1(line 8482) no Hoare annotation was computed. [2023-11-23 21:13:25,774 INFO L895 garLoopResultBuilder]: At program point L8449(line 8449) the Hoare annotation is: false [2023-11-23 21:13:25,774 INFO L899 garLoopResultBuilder]: For program point L8449-1(line 8449) no Hoare annotation was computed. [2023-11-23 21:13:25,774 INFO L895 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2023-11-23 21:13:25,774 INFO L899 garLoopResultBuilder]: For program point L8507-2(line 8507) no Hoare annotation was computed. [2023-11-23 21:13:25,781 INFO L895 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 21:13:25,781 INFO L899 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2023-11-23 21:13:25,782 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2023-11-23 21:13:25,782 INFO L895 garLoopResultBuilder]: At program point L8516(line 8516) the Hoare annotation is: false [2023-11-23 21:13:25,782 INFO L899 garLoopResultBuilder]: For program point L8516-1(line 8516) no Hoare annotation was computed. [2023-11-23 21:13:25,782 INFO L895 garLoopResultBuilder]: At program point L8450(line 8450) the Hoare annotation is: false [2023-11-23 21:13:25,782 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2023-11-23 21:13:25,782 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2023-11-23 21:13:25,782 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-23 21:13:25,783 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-23 21:13:25,783 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-23 21:13:25,783 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-23 21:13:25,783 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-23 21:13:25,783 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-23 21:13:25,786 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-23 21:13:25,788 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:13:25,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:13:25 BoogieIcfgContainer [2023-11-23 21:13:25,811 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:13:25,812 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:13:25,812 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:13:25,812 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:13:25,813 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:21" (3/4) ... [2023-11-23 21:13:25,814 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:13:25,818 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2023-11-23 21:13:25,818 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-23 21:13:25,818 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2023-11-23 21:13:25,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2023-11-23 21:13:25,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2023-11-23 21:13:25,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2023-11-23 21:13:25,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-23 21:13:25,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 21:13:25,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-23 21:13:25,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-23 21:13:25,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-23 21:13:25,823 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2023-11-23 21:13:25,823 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-23 21:13:25,823 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2023-11-23 21:13:25,823 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2023-11-23 21:13:25,823 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 21:13:25,851 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 175 nodes and edges [2023-11-23 21:13:25,853 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2023-11-23 21:13:25,855 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-23 21:13:25,857 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-23 21:13:25,859 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-23 21:13:25,861 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 21:13:25,862 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 21:13:25,864 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:13:26,543 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:13:26,544 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:13:26,544 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:13:26,545 INFO L158 Benchmark]: Toolchain (without parser) took 10807.03ms. Allocated memory was 163.6MB in the beginning and 255.9MB in the end (delta: 92.3MB). Free memory was 124.1MB in the beginning and 51.5MB in the end (delta: 72.6MB). Peak memory consumption was 164.0MB. Max. memory is 16.1GB. [2023-11-23 21:13:26,545 INFO L158 Benchmark]: CDTParser took 1.26ms. Allocated memory is still 127.9MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:13:26,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3586.38ms. Allocated memory is still 163.6MB. Free memory was 123.6MB in the beginning and 72.3MB in the end (delta: 51.4MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2023-11-23 21:13:26,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 275.78ms. Allocated memory is still 163.6MB. Free memory was 72.3MB in the beginning and 61.9MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:13:26,547 INFO L158 Benchmark]: Boogie Preprocessor took 195.10ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 61.9MB in the beginning and 139.9MB in the end (delta: -78.1MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2023-11-23 21:13:26,547 INFO L158 Benchmark]: RCFGBuilder took 1842.52ms. Allocated memory is still 197.1MB. Free memory was 139.9MB in the beginning and 64.7MB in the end (delta: 75.3MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2023-11-23 21:13:26,547 INFO L158 Benchmark]: TraceAbstraction took 4165.67ms. Allocated memory was 197.1MB in the beginning and 255.9MB in the end (delta: 58.7MB). Free memory was 64.7MB in the beginning and 178.4MB in the end (delta: -113.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2023-11-23 21:13:26,548 INFO L158 Benchmark]: Witness Printer took 732.25ms. Allocated memory is still 255.9MB. Free memory was 178.4MB in the beginning and 51.5MB in the end (delta: 126.9MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2023-11-23 21:13:26,550 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26ms. Allocated memory is still 127.9MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3586.38ms. Allocated memory is still 163.6MB. Free memory was 123.6MB in the beginning and 72.3MB in the end (delta: 51.4MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 275.78ms. Allocated memory is still 163.6MB. Free memory was 72.3MB in the beginning and 61.9MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 195.10ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 61.9MB in the beginning and 139.9MB in the end (delta: -78.1MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1842.52ms. Allocated memory is still 197.1MB. Free memory was 139.9MB in the beginning and 64.7MB in the end (delta: 75.3MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * TraceAbstraction took 4165.67ms. Allocated memory was 197.1MB in the beginning and 255.9MB in the end (delta: 58.7MB). Free memory was 64.7MB in the beginning and 178.4MB in the end (delta: -113.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. * Witness Printer took 732.25ms. Allocated memory is still 255.9MB. Free memory was 178.4MB in the beginning and 51.5MB in the end (delta: 126.9MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 159 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 2, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 952 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 703 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 193 IncrementalHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 249 mSDtfsCounter, 193 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 186 PreInvPairs, 187 NumberOfFragments, 98 HoareAnnotationTreeSize, 186 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 66 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 156 NumberOfCodeBlocks, 156 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 154 ConstructedInterpolants, 0 QuantifiedInterpolants, 199 SizeOfPredicates, 3 NumberOfNonLiveVariables, 4504 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 116/116 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 21:13:26,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0631f51d-35cd-4c40-a57a-8af474cea18b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE