./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91 --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 fab77e35ee9737971bef4cfaab645b79b32b241c77e037d17af53d4cd9996d59 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:53:21,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:53:21,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:53:21,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:53:21,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:53:21,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:53:21,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:53:21,873 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:53:21,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:53:21,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:53:21,880 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:53:21,881 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:53:21,881 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:53:21,883 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:53:21,883 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:53:21,884 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:53:21,884 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:53:21,885 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:53:21,885 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:53:21,886 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:53:21,886 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:53:21,887 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:53:21,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:53:21,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:53:21,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:53:21,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:53:21,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:53:21,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:53:21,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:53:21,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:53:21,893 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:53:21,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:53:21,894 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:53:21,894 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:53:21,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:53:21,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:53:21,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:53:21,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:53:21,896 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:53:21,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:53:21,896 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:53:21,897 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:53:21,897 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:53:21,897 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:53:21,898 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_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fab77e35ee9737971bef4cfaab645b79b32b241c77e037d17af53d4cd9996d59 [2023-11-24 23:53:22,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:53:22,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:53:22,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:53:22,291 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:53:22,291 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:53:22,293 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i [2023-11-24 23:53:25,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:53:26,076 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:53:26,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i [2023-11-24 23:53:26,133 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/data/13317a5bb/112883bd31df4973bc6450690f8859f7/FLAG59ac47159 [2023-11-24 23:53:26,154 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/data/13317a5bb/112883bd31df4973bc6450690f8859f7 [2023-11-24 23:53:26,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:53:26,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:53:26,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:53:26,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:53:26,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:53:26,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:53:26" (1/1) ... [2023-11-24 23:53:26,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3569f94b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:26, skipping insertion in model container [2023-11-24 23:53:26,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:53:26" (1/1) ... [2023-11-24 23:53:26,313 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:53:26,658 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_fb531c44-2467-4b71-9547-90f08e817395/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4494,4507] [2023-11-24 23:53:26,667 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_fb531c44-2467-4b71-9547-90f08e817395/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4554,4567] [2023-11-24 23:53:27,705 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,706 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,707 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,708 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,710 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,725 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,726 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,728 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,729 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,731 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,732 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,733 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:27,734 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,302 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:53:28,304 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:53:28,305 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:53:28,306 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:53:28,308 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:53:28,309 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:53:28,310 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:53:28,311 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:53:28,312 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:53:28,313 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:53:28,500 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,507 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:53:28,654 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:53:28,701 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_fb531c44-2467-4b71-9547-90f08e817395/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4494,4507] [2023-11-24 23:53:28,702 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_fb531c44-2467-4b71-9547-90f08e817395/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4554,4567] [2023-11-24 23:53:28,763 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,764 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,764 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,765 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,765 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,773 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,774 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,775 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,784 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,786 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,787 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,789 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,792 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,864 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:53:28,867 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:53:28,869 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:53:28,870 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:53:28,873 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:53:28,877 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:53:28,878 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:53:28,878 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:53:28,879 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:53:28,879 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:53:28,913 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,919 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:28,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7767-7778] [2023-11-24 23:53:28,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:53:29,333 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,333 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,334 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,335 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,335 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,335 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,335 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:29,345 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:53:29,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29 WrapperNode [2023-11-24 23:53:29,347 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:53:29,348 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:53:29,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:53:29,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:53:29,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,540 INFO L138 Inliner]: procedures = 690, calls = 1691, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 669 [2023-11-24 23:53:29,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:53:29,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:53:29,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:53:29,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:53:29,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,608 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:53:29,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:53:29,666 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:53:29,667 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:53:29,667 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (1/1) ... [2023-11-24 23:53:29,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:53:29,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:53:29,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:53:29,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:53:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:53:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:53:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-24 23:53:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-24 23:53:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-24 23:53:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-24 23:53:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-24 23:53:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-24 23:53:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:53:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-24 23:53:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-24 23:53:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:53:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:53:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:53:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:53:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:53:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2023-11-24 23:53:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2023-11-24 23:53:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:53:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:53:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 23:53:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 23:53:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-24 23:53:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-24 23:53:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-24 23:53:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-24 23:53:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-24 23:53:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-24 23:53:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-24 23:53:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-24 23:53:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:53:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:53:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-24 23:53:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-24 23:53:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:53:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:53:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:53:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-24 23:53:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-24 23:53:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-24 23:53:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-24 23:53:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:53:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-24 23:53:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-24 23:53:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:53:30,133 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:53:30,135 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:53:31,285 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:53:31,548 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:53:31,549 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:53:31,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:53:31 BoogieIcfgContainer [2023-11-24 23:53:31,551 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:53:31,554 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:53:31,554 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:53:31,558 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:53:31,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:53:26" (1/3) ... [2023-11-24 23:53:31,559 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@271ad711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:53:31, skipping insertion in model container [2023-11-24 23:53:31,559 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:29" (2/3) ... [2023-11-24 23:53:31,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@271ad711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:53:31, skipping insertion in model container [2023-11-24 23:53:31,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:53:31" (3/3) ... [2023-11-24 23:53:31,563 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_front_harness.i [2023-11-24 23:53:31,587 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:53:31,587 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:53:31,655 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:53:31,663 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;@671a2388, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:53:31,663 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:53:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand has 151 states, 79 states have (on average 1.1772151898734178) internal successors, (93), 80 states have internal predecessors, (93), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-24 23:53:31,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-24 23:53:31,683 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:53:31,684 INFO L195 NwaCegarLoop]: trace histogram [10, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:53:31,685 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:53:31,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:53:31,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1481484829, now seen corresponding path program 1 times [2023-11-24 23:53:31,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:53:31,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671327840] [2023-11-24 23:53:31,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:53:31,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:53:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:53:33,291 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-24 23:53:33,294 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:53:33,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671327840] [2023-11-24 23:53:33,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671327840] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:53:33,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579331286] [2023-11-24 23:53:33,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:53:33,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:53:33,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:53:33,303 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:53:33,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:53:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:53:33,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 2190 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:53:33,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:53:34,077 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:53:34,078 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:53:34,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579331286] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:53:34,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-24 23:53:34,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2023-11-24 23:53:34,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088610207] [2023-11-24 23:53:34,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:53:34,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:53:34,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:53:34,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:53:34,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:53:34,131 INFO L87 Difference]: Start difference. First operand has 151 states, 79 states have (on average 1.1772151898734178) internal successors, (93), 80 states have internal predecessors, (93), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 5 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-24 23:53:34,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:53:34,755 INFO L93 Difference]: Finished difference Result 279 states and 394 transitions. [2023-11-24 23:53:34,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:53:34,761 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 95 [2023-11-24 23:53:34,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:53:34,776 INFO L225 Difference]: With dead ends: 279 [2023-11-24 23:53:34,776 INFO L226 Difference]: Without dead ends: 147 [2023-11-24 23:53:34,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:53:34,795 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 0 mSDsluCounter, 475 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-24 23:53:34,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 639 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-24 23:53:34,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2023-11-24 23:53:34,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2023-11-24 23:53:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 76 states have (on average 1.131578947368421) internal successors, (86), 78 states have internal predecessors, (86), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (59), 52 states have call predecessors, (59), 52 states have call successors, (59) [2023-11-24 23:53:34,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 199 transitions. [2023-11-24 23:53:34,873 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 199 transitions. Word has length 95 [2023-11-24 23:53:34,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:53:34,874 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 199 transitions. [2023-11-24 23:53:34,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-24 23:53:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 199 transitions. [2023-11-24 23:53:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-24 23:53:34,880 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:53:34,880 INFO L195 NwaCegarLoop]: trace histogram [10, 5, 5, 4, 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, 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] [2023-11-24 23:53:34,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:53:35,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:53:35,090 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:53:35,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:53:35,091 INFO L85 PathProgramCache]: Analyzing trace with hash -532973704, now seen corresponding path program 1 times [2023-11-24 23:53:35,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:53:35,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256218688] [2023-11-24 23:53:35,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:53:35,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:53:35,270 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:53:35,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [668877190] [2023-11-24 23:53:35,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:53:35,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:53:35,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:53:35,272 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:53:35,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-24 23:53:35,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:53:35,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 2328 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:53:35,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:53:35,953 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-24 23:53:35,954 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:53:35,954 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:53:35,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256218688] [2023-11-24 23:53:35,954 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:53:35,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [668877190] [2023-11-24 23:53:35,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [668877190] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:53:35,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:53:35,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:53:35,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754841434] [2023-11-24 23:53:35,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:53:35,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:53:35,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:53:35,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:53:35,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:53:35,958 INFO L87 Difference]: Start difference. First operand 147 states and 199 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2023-11-24 23:53:36,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:53:36,337 INFO L93 Difference]: Finished difference Result 174 states and 224 transitions. [2023-11-24 23:53:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:53:36,340 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 104 [2023-11-24 23:53:36,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:53:36,340 INFO L225 Difference]: With dead ends: 174 [2023-11-24 23:53:36,341 INFO L226 Difference]: Without dead ends: 0 [2023-11-24 23:53:36,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:53:36,343 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 4 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:53:36,344 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 163 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-24 23:53:36,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-24 23:53:36,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-24 23:53:36,345 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) [2023-11-24 23:53:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-24 23:53:36,345 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2023-11-24 23:53:36,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:53:36,346 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-24 23:53:36,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2023-11-24 23:53:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-24 23:53:36,346 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:53:36,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:53:36,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:53:36,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-24 23:53:36,567 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-24 23:53:36,662 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2023-11-24 23:53:36,663 INFO L902 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: true [2023-11-24 23:53:36,663 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2778 2783) the Hoare annotation is: true [2023-11-24 23:53:36,666 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2023-11-24 23:53:36,666 INFO L899 garLoopResultBuilder]: For program point L7011-4(lines 7010 7022) no Hoare annotation was computed. [2023-11-24 23:53:36,666 INFO L899 garLoopResultBuilder]: For program point L7011-2(lines 7011 7021) no Hoare annotation was computed. [2023-11-24 23:53:36,670 INFO L902 garLoopResultBuilder]: At program point L7018(line 7018) the Hoare annotation is: true [2023-11-24 23:53:36,670 INFO L899 garLoopResultBuilder]: For program point L7020-1(line 7020) no Hoare annotation was computed. [2023-11-24 23:53:36,671 INFO L902 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2023-11-24 23:53:36,671 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7010 7022) no Hoare annotation was computed. [2023-11-24 23:53:36,671 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7010 7022) the Hoare annotation is: true [2023-11-24 23:53:36,671 INFO L899 garLoopResultBuilder]: For program point L7018-3(lines 7018 7020) no Hoare annotation was computed. [2023-11-24 23:53:36,671 INFO L899 garLoopResultBuilder]: For program point L7018-1(lines 7018 7020) no Hoare annotation was computed. [2023-11-24 23:53:36,671 INFO L899 garLoopResultBuilder]: For program point L7012-1(lines 7012 7014) no Hoare annotation was computed. [2023-11-24 23:53:36,672 INFO L902 garLoopResultBuilder]: At program point L7012(lines 7012 7014) the Hoare annotation is: true [2023-11-24 23:53:36,672 INFO L899 garLoopResultBuilder]: For program point L7015-1(line 7015) no Hoare annotation was computed. [2023-11-24 23:53:36,672 INFO L902 garLoopResultBuilder]: At program point L7015(line 7015) the Hoare annotation is: true [2023-11-24 23:53:36,672 INFO L899 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2023-11-24 23:53:36,672 INFO L902 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: true [2023-11-24 23:53:36,673 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6996 7008) no Hoare annotation was computed. [2023-11-24 23:53:36,673 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6996 7008) the Hoare annotation is: true [2023-11-24 23:53:36,674 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2023-11-24 23:53:36,679 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3259 3286) the Hoare annotation is: true [2023-11-24 23:53:36,679 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2023-11-24 23:53:36,679 INFO L895 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (and (<= |aws_array_list_is_valid_#in~list.base| aws_array_list_is_valid_~list.base) (<= |aws_array_list_is_valid_#in~list.base| 0)) [2023-11-24 23:53:36,680 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2023-11-24 23:53:36,680 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2023-11-24 23:53:36,680 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-24 23:53:36,680 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-24 23:53:36,680 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7174 7178) no Hoare annotation was computed. [2023-11-24 23:53:36,680 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7174 7178) the Hoare annotation is: true [2023-11-24 23:53:36,683 INFO L899 garLoopResultBuilder]: For program point L7175(lines 7175 7177) no Hoare annotation was computed. [2023-11-24 23:53:36,683 INFO L899 garLoopResultBuilder]: For program point L7176-1(line 7176) no Hoare annotation was computed. [2023-11-24 23:53:36,683 INFO L902 garLoopResultBuilder]: At program point L7176(line 7176) the Hoare annotation is: true [2023-11-24 23:53:36,683 INFO L899 garLoopResultBuilder]: For program point L7175-2(lines 7174 7178) no Hoare annotation was computed. [2023-11-24 23:53:36,683 INFO L902 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: true [2023-11-24 23:53:36,684 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2023-11-24 23:53:36,684 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2023-11-24 23:53:36,684 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2023-11-24 23:53:36,684 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2023-11-24 23:53:36,684 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2584 2592) the Hoare annotation is: true [2023-11-24 23:53:36,684 INFO L899 garLoopResultBuilder]: For program point aws_mul_u64_checked_returnLabel#1(lines 2495 2500) no Hoare annotation was computed. [2023-11-24 23:53:36,685 INFO L902 garLoopResultBuilder]: At program point L7378(line 7378) the Hoare annotation is: true [2023-11-24 23:53:36,685 INFO L902 garLoopResultBuilder]: At program point L7381-3(lines 7381 7382) the Hoare annotation is: true [2023-11-24 23:53:36,685 INFO L899 garLoopResultBuilder]: For program point L7379(line 7379) no Hoare annotation was computed. [2023-11-24 23:53:36,685 INFO L902 garLoopResultBuilder]: At program point L7374(line 7374) the Hoare annotation is: true [2023-11-24 23:53:36,686 INFO L899 garLoopResultBuilder]: For program point memcpy_implEXIT(lines 7373 7385) no Hoare annotation was computed. [2023-11-24 23:53:36,686 INFO L902 garLoopResultBuilder]: At program point L7374-1(line 7374) the Hoare annotation is: true [2023-11-24 23:53:36,686 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7373 7385) the Hoare annotation is: true [2023-11-24 23:53:36,686 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2023-11-24 23:53:36,688 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3487 3498) the Hoare annotation is: true [2023-11-24 23:53:36,688 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2023-11-24 23:53:36,689 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2023-11-24 23:53:36,689 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2023-11-24 23:53:36,689 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2023-11-24 23:53:36,689 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2023-11-24 23:53:36,689 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2023-11-24 23:53:36,689 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2023-11-24 23:53:36,689 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2023-11-24 23:53:36,690 INFO L902 garLoopResultBuilder]: At program point L2798(line 2798) the Hoare annotation is: true [2023-11-24 23:53:36,690 INFO L902 garLoopResultBuilder]: At program point L2796(line 2796) the Hoare annotation is: true [2023-11-24 23:53:36,690 INFO L899 garLoopResultBuilder]: For program point L2798-1(line 2798) no Hoare annotation was computed. [2023-11-24 23:53:36,690 INFO L899 garLoopResultBuilder]: For program point L2796-1(lines 2796 2798) no Hoare annotation was computed. [2023-11-24 23:53:36,690 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2795 2799) the Hoare annotation is: true [2023-11-24 23:53:36,690 INFO L899 garLoopResultBuilder]: For program point L2796-3(lines 2796 2798) no Hoare annotation was computed. [2023-11-24 23:53:36,691 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 2795 2799) no Hoare annotation was computed. [2023-11-24 23:53:36,691 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-24 23:53:36,691 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-24 23:53:36,691 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: true [2023-11-24 23:53:36,691 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-24 23:53:36,691 INFO L899 garLoopResultBuilder]: For program point L7388-1(line 7388) no Hoare annotation was computed. [2023-11-24 23:53:36,692 INFO L902 garLoopResultBuilder]: At program point L7388(line 7388) the Hoare annotation is: true [2023-11-24 23:53:36,692 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7387 7389) the Hoare annotation is: true [2023-11-24 23:53:36,692 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7387 7389) no Hoare annotation was computed. [2023-11-24 23:53:36,692 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2785 2787) the Hoare annotation is: true [2023-11-24 23:53:36,692 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2023-11-24 23:53:36,692 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-24 23:53:36,693 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: true [2023-11-24 23:53:36,693 INFO L899 garLoopResultBuilder]: For program point L3330-2(line 3330) no Hoare annotation was computed. [2023-11-24 23:53:36,694 INFO L895 garLoopResultBuilder]: At program point L3330-1(line 3330) the Hoare annotation is: false [2023-11-24 23:53:36,694 INFO L899 garLoopResultBuilder]: For program point L7996-1(line 7996) no Hoare annotation was computed. [2023-11-24 23:53:36,695 INFO L895 garLoopResultBuilder]: At program point L7996(line 7996) the Hoare annotation is: false [2023-11-24 23:53:36,695 INFO L899 garLoopResultBuilder]: For program point L7980-1(line 7980) no Hoare annotation was computed. [2023-11-24 23:53:36,695 INFO L895 garLoopResultBuilder]: At program point L7980(line 7980) the Hoare annotation is: false [2023-11-24 23:53:36,695 INFO L899 garLoopResultBuilder]: For program point L3331-3(line 3331) no Hoare annotation was computed. [2023-11-24 23:53:36,695 INFO L895 garLoopResultBuilder]: At program point L3331-2(line 3331) the Hoare annotation is: false [2023-11-24 23:53:36,695 INFO L899 garLoopResultBuilder]: For program point L7196-1(line 7196) no Hoare annotation was computed. [2023-11-24 23:53:36,696 INFO L899 garLoopResultBuilder]: For program point L7997-1(line 7997) no Hoare annotation was computed. [2023-11-24 23:53:36,696 INFO L895 garLoopResultBuilder]: At program point L7196(line 7196) the Hoare annotation is: false [2023-11-24 23:53:36,696 INFO L895 garLoopResultBuilder]: At program point L7997(line 7997) the Hoare annotation is: false [2023-11-24 23:53:36,696 INFO L899 garLoopResultBuilder]: For program point L7989-2(line 7989) no Hoare annotation was computed. [2023-11-24 23:53:36,697 INFO L895 garLoopResultBuilder]: At program point L7989-1(line 7989) the Hoare annotation is: false [2023-11-24 23:53:36,697 INFO L899 garLoopResultBuilder]: For program point L7188(lines 7188 7205) no Hoare annotation was computed. [2023-11-24 23:53:36,697 INFO L895 garLoopResultBuilder]: At program point L7989(line 7989) the Hoare annotation is: false [2023-11-24 23:53:36,698 INFO L899 garLoopResultBuilder]: For program point L7981-1(line 7981) no Hoare annotation was computed. [2023-11-24 23:53:36,698 INFO L899 garLoopResultBuilder]: For program point L7180(lines 7180 7186) no Hoare annotation was computed. [2023-11-24 23:53:36,700 INFO L895 garLoopResultBuilder]: At program point L7981(line 7981) the Hoare annotation is: false [2023-11-24 23:53:36,701 INFO L899 garLoopResultBuilder]: For program point L7990-3(line 7990) no Hoare annotation was computed. [2023-11-24 23:53:36,701 INFO L895 garLoopResultBuilder]: At program point L7990-2(line 7990) the Hoare annotation is: false [2023-11-24 23:53:36,701 INFO L895 garLoopResultBuilder]: At program point L3341-1(line 3341) the Hoare annotation is: false [2023-11-24 23:53:36,701 INFO L895 garLoopResultBuilder]: At program point L3341(line 3341) the Hoare annotation is: false [2023-11-24 23:53:36,702 INFO L899 garLoopResultBuilder]: For program point L7181(lines 7181 7185) no Hoare annotation was computed. [2023-11-24 23:53:36,702 INFO L899 garLoopResultBuilder]: For program point L3341-2(line 3341) no Hoare annotation was computed. [2023-11-24 23:53:36,702 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-24 23:53:36,702 INFO L899 garLoopResultBuilder]: For program point aws_array_list_front_returnLabel#1(lines 3328 3343) no Hoare annotation was computed. [2023-11-24 23:53:36,702 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2023-11-24 23:53:36,703 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2023-11-24 23:53:36,703 INFO L895 garLoopResultBuilder]: At program point L3342(line 3342) the Hoare annotation is: false [2023-11-24 23:53:36,703 INFO L899 garLoopResultBuilder]: For program point L3342-1(line 3342) no Hoare annotation was computed. [2023-11-24 23:53:36,703 INFO L895 garLoopResultBuilder]: At program point L3334(line 3334) the Hoare annotation is: false [2023-11-24 23:53:36,703 INFO L899 garLoopResultBuilder]: For program point L3334-1(lines 3334 3339) no Hoare annotation was computed. [2023-11-24 23:53:36,703 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2023-11-24 23:53:36,704 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2023-11-24 23:53:36,704 INFO L899 garLoopResultBuilder]: For program point L7183-1(line 7183) no Hoare annotation was computed. [2023-11-24 23:53:36,705 INFO L895 garLoopResultBuilder]: At program point L7183(line 7183) the Hoare annotation is: false [2023-11-24 23:53:36,705 INFO L899 garLoopResultBuilder]: For program point L7976-2(line 7976) no Hoare annotation was computed. [2023-11-24 23:53:36,705 INFO L895 garLoopResultBuilder]: At program point L7976-1(line 7976) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-24 23:53:36,705 INFO L895 garLoopResultBuilder]: At program point L7976(line 7976) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-24 23:53:36,705 INFO L899 garLoopResultBuilder]: For program point L3335-1(line 3335) no Hoare annotation was computed. [2023-11-24 23:53:36,705 INFO L895 garLoopResultBuilder]: At program point L3335(line 3335) the Hoare annotation is: false [2023-11-24 23:53:36,706 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2023-11-24 23:53:36,706 INFO L899 garLoopResultBuilder]: For program point L8001-1(line 8001) no Hoare annotation was computed. [2023-11-24 23:53:36,706 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2023-11-24 23:53:36,706 INFO L895 garLoopResultBuilder]: At program point L8001(line 8001) the Hoare annotation is: false [2023-11-24 23:53:36,706 INFO L895 garLoopResultBuilder]: At program point L7993-2(lines 7993 7998) the Hoare annotation is: false [2023-11-24 23:53:36,706 INFO L899 garLoopResultBuilder]: For program point L7993(lines 7993 7998) no Hoare annotation was computed. [2023-11-24 23:53:36,707 INFO L895 garLoopResultBuilder]: At program point L3336(line 3336) the Hoare annotation is: false [2023-11-24 23:53:36,707 INFO L895 garLoopResultBuilder]: At program point L7977-1(line 7977) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-24 23:53:36,707 INFO L895 garLoopResultBuilder]: At program point L7977(line 7977) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-24 23:53:36,707 INFO L899 garLoopResultBuilder]: For program point L3336-1(line 3336) no Hoare annotation was computed. [2023-11-24 23:53:36,707 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-24 23:53:36,707 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2023-11-24 23:53:36,708 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2023-11-24 23:53:36,708 INFO L899 garLoopResultBuilder]: For program point L7193(lines 7193 7197) no Hoare annotation was computed. [2023-11-24 23:53:36,708 INFO L895 garLoopResultBuilder]: At program point L7978(line 7978) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_front_harness_#t~ret802#1| 0) [2023-11-24 23:53:36,708 INFO L895 garLoopResultBuilder]: At program point L3337-1(line 3337) the Hoare annotation is: false [2023-11-24 23:53:36,708 INFO L895 garLoopResultBuilder]: At program point L3337(line 3337) the Hoare annotation is: false [2023-11-24 23:53:36,708 INFO L899 garLoopResultBuilder]: For program point L7978-1(line 7978) no Hoare annotation was computed. [2023-11-24 23:53:36,709 INFO L899 garLoopResultBuilder]: For program point L3337-2(line 3337) no Hoare annotation was computed. [2023-11-24 23:53:36,709 INFO L899 garLoopResultBuilder]: For program point L7202(lines 7202 7204) no Hoare annotation was computed. [2023-11-24 23:53:36,709 INFO L899 garLoopResultBuilder]: For program point L7995-1(line 7995) no Hoare annotation was computed. [2023-11-24 23:53:36,709 INFO L895 garLoopResultBuilder]: At program point L7995(line 7995) the Hoare annotation is: false [2023-11-24 23:53:36,709 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2023-11-24 23:53:36,709 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2023-11-24 23:53:36,709 INFO L895 garLoopResultBuilder]: At program point L3330(line 3330) the Hoare annotation is: false [2023-11-24 23:53:36,710 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-24 23:53:36,710 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-24 23:53:36,710 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-24 23:53:36,710 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-24 23:53:36,710 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-24 23:53:36,711 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-24 23:53:36,713 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-24 23:53:36,715 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:53:36,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:53:36 BoogieIcfgContainer [2023-11-24 23:53:36,734 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:53:36,735 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:53:36,735 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:53:36,735 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:53:36,736 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:53:31" (3/4) ... [2023-11-24 23:53:36,739 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:53:36,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2023-11-24 23:53:36,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-24 23:53:36,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2023-11-24 23:53:36,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2023-11-24 23:53:36,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2023-11-24 23:53:36,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-24 23:53:36,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-24 23:53:36,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-24 23:53:36,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2023-11-24 23:53:36,745 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-24 23:53:36,745 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-24 23:53:36,745 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2023-11-24 23:53:36,745 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-24 23:53:36,745 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_impl [2023-11-24 23:53:36,746 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2023-11-24 23:53:36,746 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-24 23:53:36,774 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 165 nodes and edges [2023-11-24 23:53:36,776 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2023-11-24 23:53:36,779 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-24 23:53:36,780 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-24 23:53:36,782 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-24 23:53:36,784 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 23:53:36,786 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-24 23:53:36,788 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:53:37,647 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-24 23:53:37,649 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-24 23:53:37,649 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:53:37,650 INFO L158 Benchmark]: Toolchain (without parser) took 11487.00ms. Allocated memory was 159.4MB in the beginning and 241.2MB in the end (delta: 81.8MB). Free memory was 116.8MB in the beginning and 68.1MB in the end (delta: 48.6MB). Peak memory consumption was 155.3MB. Max. memory is 16.1GB. [2023-11-24 23:53:37,651 INFO L158 Benchmark]: CDTParser took 2.35ms. Allocated memory is still 159.4MB. Free memory is still 129.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:53:37,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3179.98ms. Allocated memory was 159.4MB in the beginning and 199.2MB in the end (delta: 39.8MB). Free memory was 116.5MB in the beginning and 135.3MB in the end (delta: -18.8MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2023-11-24 23:53:37,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 192.37ms. Allocated memory is still 199.2MB. Free memory was 135.3MB in the beginning and 125.9MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 23:53:37,652 INFO L158 Benchmark]: Boogie Preprocessor took 124.16ms. Allocated memory is still 199.2MB. Free memory was 125.9MB in the beginning and 119.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:53:37,652 INFO L158 Benchmark]: RCFGBuilder took 1884.74ms. Allocated memory is still 199.2MB. Free memory was 119.6MB in the beginning and 144.2MB in the end (delta: -24.6MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2023-11-24 23:53:37,653 INFO L158 Benchmark]: TraceAbstraction took 5180.84ms. Allocated memory was 199.2MB in the beginning and 241.2MB in the end (delta: 41.9MB). Free memory was 144.2MB in the beginning and 79.8MB in the end (delta: 64.4MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. [2023-11-24 23:53:37,653 INFO L158 Benchmark]: Witness Printer took 914.55ms. Allocated memory is still 241.2MB. Free memory was 79.8MB in the beginning and 68.1MB in the end (delta: 11.6MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2023-11-24 23:53:37,657 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35ms. Allocated memory is still 159.4MB. Free memory is still 129.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3179.98ms. Allocated memory was 159.4MB in the beginning and 199.2MB in the end (delta: 39.8MB). Free memory was 116.5MB in the beginning and 135.3MB in the end (delta: -18.8MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 192.37ms. Allocated memory is still 199.2MB. Free memory was 135.3MB in the beginning and 125.9MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.16ms. Allocated memory is still 199.2MB. Free memory was 125.9MB in the beginning and 119.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1884.74ms. Allocated memory is still 199.2MB. Free memory was 119.6MB in the beginning and 144.2MB in the end (delta: -24.6MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5180.84ms. Allocated memory was 199.2MB in the beginning and 241.2MB in the end (delta: 41.9MB). Free memory was 144.2MB in the beginning and 79.8MB in the end (delta: 64.4MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. * Witness Printer took 914.55ms. Allocated memory is still 241.2MB. Free memory was 79.8MB in the beginning and 68.1MB in the end (delta: 11.6MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7767]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7767-7778] * 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, 151 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 2, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 802 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 594 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 208 IncrementalHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 208 mSDtfsCounter, 208 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 203 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred 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: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 191 PreInvPairs, 192 NumberOfFragments, 87 HoareAnnotationTreeSize, 191 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 71 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 291 ConstructedInterpolants, 0 QuantifiedInterpolants, 331 SizeOfPredicates, 3 NumberOfNonLiveVariables, 4518 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 375/390 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: 7381]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-24 23:53:37,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb531c44-2467-4b71-9547-90f08e817395/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE