./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash be41fe4e17d28ba6e420af768eafe71c2123eff7ad7e8043a4ed8368e8f320e1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:54:22,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:54:22,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:54:22,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:54:22,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:54:22,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:54:22,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:54:22,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:54:22,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:54:22,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:54:22,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:54:22,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:54:22,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:54:22,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:54:22,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:54:22,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:54:22,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:54:22,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:54:22,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:54:22,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:54:22,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:54:22,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:54:22,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:54:22,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:54:22,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:54:22,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:54:22,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:54:22,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:54:22,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:54:22,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:54:22,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:54:22,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:54:22,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:54:22,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:54:22,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:54:22,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:54:22,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:54:22,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:54:22,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:54:22,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:54:22,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:54:22,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:54:22,685 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:54:22,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:54:22,685 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:54:22,685 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:54:22,690 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:54:22,690 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:54:22,690 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:54:22,691 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:54:22,691 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:54:22,691 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:54:22,692 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:54:22,692 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:54:22,693 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:54:22,693 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:54:22,693 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:54:22,693 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:54:22,694 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:54:22,694 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:54:22,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:54:22,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:54:22,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:54:22,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:54:22,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:54:22,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:54:22,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:54:22,696 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:54:22,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:54:22,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:54:22,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:54:22,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:54:22,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:54:22,698 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:54:22,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:54:22,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:54:22,699 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:54:22,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:54:22,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:54:22,699 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:54:22,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be41fe4e17d28ba6e420af768eafe71c2123eff7ad7e8043a4ed8368e8f320e1 [2022-11-03 01:54:23,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:54:23,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:54:23,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:54:23,105 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:54:23,105 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:54:23,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i [2022-11-03 01:54:23,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/data/a234be512/6ae5185810e94871a9c4ff5522a38001/FLAG4bb59cbf2 [2022-11-03 01:54:24,323 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:54:24,324 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i [2022-11-03 01:54:24,371 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/data/a234be512/6ae5185810e94871a9c4ff5522a38001/FLAG4bb59cbf2 [2022-11-03 01:54:24,699 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/data/a234be512/6ae5185810e94871a9c4ff5522a38001 [2022-11-03 01:54:24,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:54:24,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:54:24,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:54:24,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:54:24,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:54:24,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:54:24" (1/1) ... [2022-11-03 01:54:24,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3814b92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:24, skipping insertion in model container [2022-11-03 01:54:24,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:54:24" (1/1) ... [2022-11-03 01:54:24,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:54:24,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:54:25,330 WARN L230 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_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4491,4504] [2022-11-03 01:54:25,340 WARN L230 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_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4551,4564] [2022-11-03 01:54:26,941 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:26,942 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:26,943 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:26,945 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:26,947 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:26,973 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:26,987 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:26,989 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:26,994 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:26,996 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:27,002 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:27,003 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:27,006 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:27,576 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 01:54:27,577 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 01:54:27,579 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 01:54:27,580 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 01:54:27,582 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 01:54:27,583 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 01:54:27,584 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 01:54:27,585 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 01:54:27,586 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 01:54:27,587 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 01:54:27,886 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 01:54:28,363 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,365 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,397 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,399 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,409 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,410 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,442 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,444 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,444 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,445 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,446 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,447 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,447 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:54:28,587 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:54:28,619 WARN L230 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_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4491,4504] [2022-11-03 01:54:28,620 WARN L230 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_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4551,4564] [2022-11-03 01:54:28,672 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,673 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,673 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,675 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,676 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,687 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,687 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,688 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,689 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,692 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,693 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,693 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,694 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,775 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 01:54:28,776 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 01:54:28,777 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 01:54:28,778 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 01:54:28,779 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 01:54:28,780 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 01:54:28,780 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 01:54:28,781 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 01:54:28,782 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 01:54:28,782 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 01:54:28,813 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 01:54:28,946 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,947 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,962 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,963 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,967 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,968 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,977 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,978 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,979 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,980 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,980 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,981 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:28,981 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:54:29,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:54:29,299 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:54:29,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29 WrapperNode [2022-11-03 01:54:29,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:54:29,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:54:29,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:54:29,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:54:29,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,510 INFO L138 Inliner]: procedures = 774, calls = 2483, calls flagged for inlining = 69, calls inlined = 5, statements flattened = 504 [2022-11-03 01:54:29,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:54:29,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:54:29,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:54:29,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:54:29,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,655 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:54:29,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:54:29,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:54:29,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:54:29,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (1/1) ... [2022-11-03 01:54:29,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:54:29,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:54:29,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:54:29,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:54:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 01:54:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 01:54:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:54:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 01:54:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:54:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:54:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-03 01:54:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-03 01:54:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 01:54:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2022-11-03 01:54:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2022-11-03 01:54:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-03 01:54:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-03 01:54:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 01:54:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 01:54:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 01:54:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 01:54:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 01:54:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2022-11-03 01:54:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2022-11-03 01:54:29,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 01:54:30,157 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:54:30,160 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:54:33,236 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:54:33,428 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:54:33,428 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-03 01:54:33,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:54:33 BoogieIcfgContainer [2022-11-03 01:54:33,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:54:33,433 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:54:33,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:54:33,438 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:54:33,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:54:24" (1/3) ... [2022-11-03 01:54:33,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19576461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:54:33, skipping insertion in model container [2022-11-03 01:54:33,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:54:29" (2/3) ... [2022-11-03 01:54:33,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19576461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:54:33, skipping insertion in model container [2022-11-03 01:54:33,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:54:33" (3/3) ... [2022-11-03 01:54:33,442 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_c_string_harness.i [2022-11-03 01:54:33,463 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:54:33,464 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-03 01:54:33,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19576461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 01:54:33, skipping insertion in model container [2022-11-03 01:54:33,466 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 01:54:33,466 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 01:54:33,467 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 01:54:33,467 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 01:54:33,468 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:54:33" (3/3) ... [2022-11-03 01:54:33,472 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 01:54:33,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-03 01:54:33,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hashlittle2 [2022-11-03 01:54:33,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-11-03 01:54:33,480 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-03 01:54:33,480 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_c_string_is_valid [2022-11-03 01:54:33,492 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 159 nodes and edges [2022-11-03 01:54:33,494 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2022-11-03 01:54:33,496 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-03 01:54:33,497 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-03 01:54:33,499 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-03 01:54:33,500 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-03 01:54:33,515 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 01:54:33,517 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 01:54:34,244 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 01:54:34,245 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 01:54:34,246 INFO L158 Benchmark]: Toolchain (without parser) took 9542.25ms. Allocated memory was 92.3MB in the beginning and 239.1MB in the end (delta: 146.8MB). Free memory was 48.9MB in the beginning and 54.8MB in the end (delta: -5.9MB). Peak memory consumption was 143.4MB. Max. memory is 16.1GB. [2022-11-03 01:54:34,247 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:54:34,247 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4594.84ms. Allocated memory was 92.3MB in the beginning and 165.7MB in the end (delta: 73.4MB). Free memory was 48.8MB in the beginning and 109.5MB in the end (delta: -60.7MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2022-11-03 01:54:34,248 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.74ms. Allocated memory is still 165.7MB. Free memory was 109.5MB in the beginning and 99.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:54:34,248 INFO L158 Benchmark]: Boogie Preprocessor took 178.13ms. Allocated memory is still 165.7MB. Free memory was 99.0MB in the beginning and 91.5MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 01:54:34,249 INFO L158 Benchmark]: RCFGBuilder took 3741.20ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 91.5MB in the beginning and 49.8MB in the end (delta: 41.7MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. [2022-11-03 01:54:34,249 INFO L158 Benchmark]: TraceAbstraction took 32.54ms. Allocated memory is still 199.2MB. Free memory was 49.8MB in the beginning and 47.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 01:54:34,250 INFO L158 Benchmark]: Witness Printer took 778.35ms. Allocated memory was 199.2MB in the beginning and 239.1MB in the end (delta: 39.8MB). Free memory was 47.6MB in the beginning and 54.8MB in the end (delta: -7.2MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-11-03 01:54:34,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4594.84ms. Allocated memory was 92.3MB in the beginning and 165.7MB in the end (delta: 73.4MB). Free memory was 48.8MB in the beginning and 109.5MB in the end (delta: -60.7MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 209.74ms. Allocated memory is still 165.7MB. Free memory was 109.5MB in the beginning and 99.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 178.13ms. Allocated memory is still 165.7MB. Free memory was 99.0MB in the beginning and 91.5MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3741.20ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 91.5MB in the beginning and 49.8MB in the end (delta: 41.7MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. * TraceAbstraction took 32.54ms. Allocated memory is still 199.2MB. Free memory was 49.8MB in the beginning and 47.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 778.35ms. Allocated memory was 199.2MB in the beginning and 239.1MB in the end (delta: 39.8MB). Free memory was 47.6MB in the beginning and 54.8MB in the end (delta: -7.2MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-03 01:54:34,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14cdd03-8622-4e1a-a6bc-7603de0ce9ca/bin/utaipan-7li7fVZpFI/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