./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl --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 13ab51b5126028da19fd5973a25f590452a4763e1cc4e396aeee438668151298 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:13:43,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:13:43,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:13:43,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:13:43,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:13:43,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:13:43,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:13:43,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:13:43,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:13:43,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:13:43,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:13:43,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:13:43,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:13:43,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:13:43,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:13:43,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:13:43,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:13:43,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:13:43,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:13:43,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:13:43,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:13:43,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:13:43,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:13:43,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:13:43,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:13:43,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:13:43,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:13:43,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:13:43,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:13:43,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:13:43,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:13:43,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:13:43,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:13:43,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:13:43,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:13:43,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:13:43,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:13:43,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:13:43,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:13:43,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:13:43,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:13:43,627 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:13:43,688 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:13:43,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:13:43,689 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:13:43,689 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:13:43,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:13:43,698 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:13:43,699 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:13:43,699 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:13:43,699 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:13:43,700 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:13:43,701 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:13:43,702 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:13:43,702 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:13:43,702 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:13:43,703 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:13:43,703 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:13:43,703 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:13:43,704 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:13:43,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:13:43,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:13:43,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:13:43,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:13:43,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:13:43,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:13:43,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:13:43,707 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:13:43,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:13:43,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:13:43,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:13:43,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:13:43,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:13:43,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:13:43,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:13:43,712 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:13:43,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:13:43,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:13:43,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:13:43,713 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:13:43,714 INFO L138 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ab51b5126028da19fd5973a25f590452a4763e1cc4e396aeee438668151298 [2021-11-23 17:13:44,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:13:44,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:13:44,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:13:44,061 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:13:44,062 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:13:44,063 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i [2021-11-23 17:13:44,164 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data/9efd75107/0c18e783df07429d94ddf357096689ac/FLAGbb24999fd [2021-11-23 17:13:45,372 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:13:45,373 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i [2021-11-23 17:13:45,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data/9efd75107/0c18e783df07429d94ddf357096689ac/FLAGbb24999fd [2021-11-23 17:13:45,666 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data/9efd75107/0c18e783df07429d94ddf357096689ac [2021-11-23 17:13:45,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:13:45,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:13:45,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:13:45,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:13:45,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:13:45,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:13:45" (1/1) ... [2021-11-23 17:13:45,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fda2ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:45, skipping insertion in model container [2021-11-23 17:13:45,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:13:45" (1/1) ... [2021-11-23 17:13:45,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:13:45,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:13:46,307 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4492,4505] [2021-11-23 17:13:46,319 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4552,4565] [2021-11-23 17:13:47,770 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,771 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,772 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,775 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,795 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,796 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,799 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,800 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,803 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,805 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,806 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:47,807 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:48,475 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:13:48,477 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:13:48,479 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:13:48,480 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:13:48,483 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:13:48,484 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:13:48,485 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:13:48,486 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:13:48,487 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:13:48,488 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:13:48,809 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:13:49,345 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,347 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,390 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,393 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,402 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,403 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,430 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,441 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,442 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,443 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,443 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,444 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,445 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:13:49,571 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:13:49,600 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4492,4505] [2021-11-23 17:13:49,603 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4552,4565] [2021-11-23 17:13:49,671 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,672 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,673 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,674 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,674 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,687 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,689 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,690 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,691 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,692 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,694 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,695 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,695 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,741 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:13:49,742 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:13:49,744 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:13:49,745 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:13:49,746 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:13:49,747 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:13:49,747 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:13:49,748 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:13:49,748 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:13:49,749 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:13:49,782 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:13:49,996 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:49,997 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,007 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,008 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,012 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,013 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,032 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,033 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,033 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,034 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,034 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,035 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,035 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:13:50,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:13:50,363 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:13:50,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50 WrapperNode [2021-11-23 17:13:50,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:13:50,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:13:50,366 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:13:50,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:13:50,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,667 INFO L137 Inliner]: procedures = 774, calls = 2452, calls flagged for inlining = 67, calls inlined = 11, statements flattened = 641 [2021-11-23 17:13:50,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:13:50,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:13:50,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:13:50,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:13:50,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:13:50,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:13:50,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:13:50,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:13:50,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:50" (1/1) ... [2021-11-23 17:13:50,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:13:50,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:13:50,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:13:50,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:13:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 17:13:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:13:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-23 17:13:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-23 17:13:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 17:13:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 17:13:50,926 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-11-23 17:13:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-11-23 17:13:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:13:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:13:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_next [2021-11-23 17:13:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_next [2021-11-23 17:13:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:13:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:13:50,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:13:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-23 17:13:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-23 17:13:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-23 17:13:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-23 17:13:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:13:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-11-23 17:13:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-11-23 17:13:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:13:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 17:13:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 17:13:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:13:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-11-23 17:13:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-11-23 17:13:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:13:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-11-23 17:13:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-11-23 17:13:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2021-11-23 17:13:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2021-11-23 17:13:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:13:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:13:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2021-11-23 17:13:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2021-11-23 17:13:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-11-23 17:13:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-11-23 17:13:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:13:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-23 17:13:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-23 17:13:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-11-23 17:13:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-11-23 17:13:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:13:51,431 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:13:51,436 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:13:52,919 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:13:53,014 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:13:53,025 INFO L158 Benchmark]: Toolchain (without parser) took 7343.99ms. Allocated memory was 111.1MB in the beginning and 203.4MB in the end (delta: 92.3MB). Free memory was 70.3MB in the beginning and 72.2MB in the end (delta: -1.9MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2021-11-23 17:13:53,026 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory was 65.6MB in the beginning and 65.5MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:13:53,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4686.42ms. Allocated memory was 111.1MB in the beginning and 203.4MB in the end (delta: 92.3MB). Free memory was 70.0MB in the beginning and 140.0MB in the end (delta: -70.0MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2021-11-23 17:13:53,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 302.75ms. Allocated memory is still 203.4MB. Free memory was 140.0MB in the beginning and 128.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 17:13:53,031 INFO L158 Benchmark]: Boogie Preprocessor took 136.84ms. Allocated memory is still 203.4MB. Free memory was 128.5MB in the beginning and 122.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:13:53,032 INFO L158 Benchmark]: RCFGBuilder took 2210.77ms. Allocated memory is still 203.4MB. Free memory was 122.2MB in the beginning and 72.2MB in the end (delta: 50.0MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2021-11-23 17:13:53,040 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory was 65.6MB in the beginning and 65.5MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4686.42ms. Allocated memory was 111.1MB in the beginning and 203.4MB in the end (delta: 92.3MB). Free memory was 70.0MB in the beginning and 140.0MB in the end (delta: -70.0MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 302.75ms. Allocated memory is still 203.4MB. Free memory was 140.0MB in the beginning and 128.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.84ms. Allocated memory is still 203.4MB. Free memory was 128.5MB in the beginning and 122.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2210.77ms. Allocated memory is still 203.4MB. Free memory was 122.2MB in the beginning and 72.2MB in the end (delta: 50.0MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:13:53,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl --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 13ab51b5126028da19fd5973a25f590452a4763e1cc4e396aeee438668151298 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:13:56,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:13:56,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:13:56,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:13:56,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:13:56,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:13:56,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:13:56,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:13:56,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:13:56,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:13:56,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:13:56,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:13:56,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:13:56,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:13:56,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:13:56,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:13:56,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:13:56,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:13:56,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:13:56,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:13:56,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:13:56,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:13:56,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:13:56,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:13:56,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:13:56,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:13:56,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:13:56,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:13:56,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:13:56,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:13:56,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:13:56,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:13:56,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:13:56,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:13:56,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:13:56,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:13:56,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:13:56,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:13:56,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:13:56,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:13:56,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:13:56,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:13:56,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:13:56,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:13:56,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:13:56,322 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:13:56,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:13:56,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:13:56,324 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:13:56,324 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:13:56,325 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:13:56,325 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:13:56,326 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:13:56,327 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:13:56,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:13:56,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:13:56,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:13:56,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:13:56,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:13:56,334 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:13:56,335 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:13:56,335 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:13:56,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:13:56,336 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:13:56,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:13:56,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:13:56,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:13:56,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:13:56,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:13:56,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:13:56,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:13:56,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:13:56,339 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:13:56,339 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:13:56,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:13:56,340 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:13:56,340 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:13:56,341 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ab51b5126028da19fd5973a25f590452a4763e1cc4e396aeee438668151298 [2021-11-23 17:13:56,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:13:56,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:13:56,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:13:56,878 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:13:56,879 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:13:56,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i [2021-11-23 17:13:56,969 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data/7777d4cba/ef78a34d632b4c3d99374de8b49fb7be/FLAG358d40970 [2021-11-23 17:13:58,167 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:13:58,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i [2021-11-23 17:13:58,263 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data/7777d4cba/ef78a34d632b4c3d99374de8b49fb7be/FLAG358d40970 [2021-11-23 17:13:58,490 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/data/7777d4cba/ef78a34d632b4c3d99374de8b49fb7be [2021-11-23 17:13:58,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:13:58,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:13:58,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:13:58,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:13:58,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:13:58,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:13:58" (1/1) ... [2021-11-23 17:13:58,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c754709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:13:58, skipping insertion in model container [2021-11-23 17:13:58,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:13:58" (1/1) ... [2021-11-23 17:13:58,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:13:58,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:13:59,057 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4492,4505] [2021-11-23 17:13:59,067 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4552,4565] [2021-11-23 17:14:00,411 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,415 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,416 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,417 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,420 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,441 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,442 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,445 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,446 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,451 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,455 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,457 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:00,459 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,122 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:14:01,127 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:14:01,130 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:14:01,135 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:14:01,137 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:14:01,139 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:14:01,140 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:14:01,141 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:14:01,143 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:14:01,145 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:14:01,400 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:14:01,866 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,867 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,911 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,912 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,922 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,922 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,951 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,952 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,953 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,953 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,954 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,954 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:01,955 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:14:02,127 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:14:02,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:14:02,213 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4492,4505] [2021-11-23 17:14:02,214 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4552,4565] [2021-11-23 17:14:02,286 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,286 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,287 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,287 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,288 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,294 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,295 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,296 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,297 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,298 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,298 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,299 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,299 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,340 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:14:02,341 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:14:02,342 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:14:02,343 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:14:02,345 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:14:02,345 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:14:02,346 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:14:02,347 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:14:02,347 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:14:02,348 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:14:02,374 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:14:02,524 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,524 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,534 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,535 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,539 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,539 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,559 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,561 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,562 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,563 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,563 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,564 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,564 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:14:02,642 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:14:02,692 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4492,4505] [2021-11-23 17:14:02,708 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_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/sv-benchmarks/c/aws-c-common/aws_hash_iter_next_harness.i[4552,4565] [2021-11-23 17:14:02,761 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,761 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,762 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,763 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,774 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,776 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,778 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,779 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,779 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,780 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:02,817 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:14:02,819 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:14:02,820 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:14:02,821 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:14:02,822 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:14:02,824 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:14:02,825 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:14:02,825 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:14:02,826 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:14:02,826 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:14:02,853 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:14:03,153 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,153 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,169 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,170 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,175 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,175 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,189 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,190 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,192 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,193 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,193 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,194 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,194 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:14:03,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:14:03,793 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:14:03,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03 WrapperNode [2021-11-23 17:14:03,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:14:03,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:14:03,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:14:03,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:14:03,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:03,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:04,076 INFO L137 Inliner]: procedures = 794, calls = 2452, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 635 [2021-11-23 17:14:04,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:14:04,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:14:04,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:14:04,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:14:04,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:04,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:04,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:04,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:04,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:04,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:04,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:04,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:14:04,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:14:04,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:14:04,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:14:04,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (1/1) ... [2021-11-23 17:14:04,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:14:04,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:14:04,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:14:04,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:14:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-23 17:14:04,345 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-23 17:14:04,346 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-23 17:14:04,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 17:14:04,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 17:14:04,346 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-11-23 17:14:04,355 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-11-23 17:14:04,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:14:04,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:14:04,356 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_next [2021-11-23 17:14:04,356 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_next [2021-11-23 17:14:04,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:14:04,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:14:04,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:14:04,357 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-23 17:14:04,357 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-23 17:14:04,357 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-23 17:14:04,358 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-23 17:14:04,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:14:04,358 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-11-23 17:14:04,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-11-23 17:14:04,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:14:04,359 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 17:14:04,359 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 17:14:04,359 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-11-23 17:14:04,359 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-11-23 17:14:04,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:14:04,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:14:04,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:14:04,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:14:04,361 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-11-23 17:14:04,361 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-11-23 17:14:04,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:14:04,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:14:04,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:14:04,362 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2021-11-23 17:14:04,362 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2021-11-23 17:14:04,363 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:14:04,363 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:14:04,363 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2021-11-23 17:14:04,363 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2021-11-23 17:14:04,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:14:04,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:14:04,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:14:04,364 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-11-23 17:14:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-11-23 17:14:04,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:14:04,365 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-23 17:14:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-23 17:14:04,365 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-11-23 17:14:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-11-23 17:14:04,893 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:14:04,896 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:14:08,988 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:14:09,006 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:14:09,006 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 17:14:09,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:14:09 BoogieIcfgContainer [2021-11-23 17:14:09,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:14:09,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:14:09,012 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:14:09,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:14:09,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:13:58" (1/3) ... [2021-11-23 17:14:09,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24745c44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:14:09, skipping insertion in model container [2021-11-23 17:14:09,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:03" (2/3) ... [2021-11-23 17:14:09,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24745c44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:14:09, skipping insertion in model container [2021-11-23 17:14:09,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:14:09" (3/3) ... [2021-11-23 17:14:09,021 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_next_harness.i [2021-11-23 17:14:09,028 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:14:09,028 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:14:09,126 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:14:09,138 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 17:14:09,138 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 17:14:09,168 INFO L276 IsEmpty]: Start isEmpty. Operand has 163 states, 102 states have (on average 1.2549019607843137) internal successors, (128), 103 states have internal predecessors, (128), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2021-11-23 17:14:09,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 17:14:09,196 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:14:09,198 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-11-23 17:14:09,199 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 17:14:09,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:14:09,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1972774527, now seen corresponding path program 1 times [2021-11-23 17:14:09,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 17:14:09,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971727775] [2021-11-23 17:14:09,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:14:09,231 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 17:14:09,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 17:14:09,239 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 17:14:09,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 17:14:09,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 17:14:09,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 17:14:09,623 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:14:09,631 INFO L158 Benchmark]: Toolchain (without parser) took 11135.47ms. Allocated memory was 56.6MB in the beginning and 209.7MB in the end (delta: 153.1MB). Free memory was 37.3MB in the beginning and 70.9MB in the end (delta: -33.6MB). Peak memory consumption was 118.9MB. Max. memory is 16.1GB. [2021-11-23 17:14:09,631 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:14:09,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5298.40ms. Allocated memory was 56.6MB in the beginning and 209.7MB in the end (delta: 153.1MB). Free memory was 37.1MB in the beginning and 134.7MB in the end (delta: -97.6MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. [2021-11-23 17:14:09,633 INFO L158 Benchmark]: Boogie Procedure Inliner took 281.75ms. Allocated memory is still 209.7MB. Free memory was 134.7MB in the beginning and 124.4MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 17:14:09,633 INFO L158 Benchmark]: Boogie Preprocessor took 152.26ms. Allocated memory is still 209.7MB. Free memory was 124.4MB in the beginning and 116.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:14:09,634 INFO L158 Benchmark]: RCFGBuilder took 4777.81ms. Allocated memory is still 209.7MB. Free memory was 116.0MB in the beginning and 88.2MB in the end (delta: 27.7MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2021-11-23 17:14:09,634 INFO L158 Benchmark]: TraceAbstraction took 616.89ms. Allocated memory is still 209.7MB. Free memory was 87.2MB in the beginning and 70.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:14:09,646 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5298.40ms. Allocated memory was 56.6MB in the beginning and 209.7MB in the end (delta: 153.1MB). Free memory was 37.1MB in the beginning and 134.7MB in the end (delta: -97.6MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 281.75ms. Allocated memory is still 209.7MB. Free memory was 134.7MB in the beginning and 124.4MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.26ms. Allocated memory is still 209.7MB. Free memory was 124.4MB in the beginning and 116.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4777.81ms. Allocated memory is still 209.7MB. Free memory was 116.0MB in the beginning and 88.2MB in the end (delta: 27.7MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * TraceAbstraction took 616.89ms. Allocated memory is still 209.7MB. Free memory was 87.2MB in the beginning and 70.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:14:09,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae01c9d3-6bbb-40c8-a95d-6e94f4fcbae6/bin/utaipan-fb15Y9Yzbl/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable