./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7 --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 fab77e35ee9737971bef4cfaab645b79b32b241c77e037d17af53d4cd9996d59 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:03:58,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:03:58,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:03:58,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:03:58,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:03:58,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:03:58,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:03:58,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:03:58,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:03:58,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:03:58,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:03:58,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:03:58,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:03:58,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:03:58,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:03:58,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:03:58,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:03:58,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:03:58,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:03:58,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:03:58,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:03:58,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:03:58,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:03:58,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:03:58,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:03:58,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:03:58,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:03:58,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:03:58,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:03:58,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:03:58,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:03:58,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:03:58,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:03:58,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:03:58,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:03:58,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:03:58,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:03:58,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:03:58,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:03:58,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:03:58,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:03:58,711 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 19:03:58,734 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:03:58,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:03:58,735 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:03:58,735 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:03:58,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:03:58,736 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:03:58,736 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:03:58,736 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:03:58,736 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:03:58,737 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:03:58,737 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:03:58,737 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:03:58,737 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:03:58,737 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:03:58,738 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:03:58,738 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:03:58,738 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:03:58,738 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:03:58,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:03:58,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:03:58,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:03:58,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:03:58,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:03:58,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:03:58,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:03:58,740 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:03:58,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:03:58,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:03:58,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:03:58,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:03:58,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:03:58,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:03:58,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:03:58,742 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:03:58,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:03:58,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:03:58,742 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:03:58,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:03:58,742 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_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fab77e35ee9737971bef4cfaab645b79b32b241c77e037d17af53d4cd9996d59 [2021-11-25 19:03:59,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:03:59,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:03:59,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:03:59,081 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:03:59,085 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:03:59,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i [2021-11-25 19:03:59,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/data/a292fa2f3/8b7372746cd24af296329976cb1042f4/FLAGc72ec4ff7 [2021-11-25 19:03:59,998 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:03:59,999 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i [2021-11-25 19:04:00,040 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/data/a292fa2f3/8b7372746cd24af296329976cb1042f4/FLAGc72ec4ff7 [2021-11-25 19:04:00,475 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/data/a292fa2f3/8b7372746cd24af296329976cb1042f4 [2021-11-25 19:04:00,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:04:00,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:04:00,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:04:00,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:04:00,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:04:00,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:04:00" (1/1) ... [2021-11-25 19:04:00,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b1e0ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:00, skipping insertion in model container [2021-11-25 19:04:00,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:04:00" (1/1) ... [2021-11-25 19:04:00,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:04:00,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:04:00,902 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_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4494,4507] [2021-11-25 19:04:00,911 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_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4554,4567] [2021-11-25 19:04:02,112 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-25 19:04:02,215 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,215 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,216 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,217 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,218 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,228 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,229 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,231 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,231 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,233 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,234 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,234 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,235 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,586 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-25 19:04:02,587 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-25 19:04:02,588 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-25 19:04:02,589 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-25 19:04:02,591 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-25 19:04:02,591 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-25 19:04:02,592 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-25 19:04:02,593 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-25 19:04:02,593 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-25 19:04:02,594 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-25 19:04:02,725 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,733 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:04:02,810 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:04:02,824 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_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4494,4507] [2021-11-25 19:04:02,824 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_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4554,4567] [2021-11-25 19:04:02,854 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-25 19:04:02,877 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,877 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,878 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,878 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,879 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,885 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,885 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,886 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,887 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,888 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,888 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,896 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,896 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:02,955 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-25 19:04:03,005 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-25 19:04:03,005 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-25 19:04:03,006 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-25 19:04:03,007 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-25 19:04:03,007 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-25 19:04:03,008 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-25 19:04:03,008 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-25 19:04:03,009 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-25 19:04:03,009 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-25 19:04:03,062 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:03,075 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 19:04:03,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:04:03,371 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:04:03,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03 WrapperNode [2021-11-25 19:04:03,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:04:03,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:04:03,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:04:03,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:04:03,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,591 INFO L137 Inliner]: procedures = 691, calls = 1690, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 667 [2021-11-25 19:04:03,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:04:03,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:04:03,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:04:03,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:04:03,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:04:03,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:04:03,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:04:03,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:04:03,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (1/1) ... [2021-11-25 19:04:03,765 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:04:03,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:04:03,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:04:03,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:04:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 19:04:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:04:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-11-25 19:04:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-11-25 19:04:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-11-25 19:04:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-11-25 19:04:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-25 19:04:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-25 19:04:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:04:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-25 19:04:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-25 19:04:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 19:04:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 19:04:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:04:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:04:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:04:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-11-25 19:04:03,848 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-11-25 19:04:03,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:04:03,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:04:03,848 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-25 19:04:03,848 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-25 19:04:03,849 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-11-25 19:04:03,849 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-11-25 19:04:03,849 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-25 19:04:03,849 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-25 19:04:03,849 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-11-25 19:04:03,850 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-11-25 19:04:03,850 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-11-25 19:04:03,850 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-11-25 19:04:03,850 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 19:04:03,851 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 19:04:03,851 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-11-25 19:04:03,851 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-11-25 19:04:03,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:04:03,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:04:03,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 19:04:03,852 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-25 19:04:03,853 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-25 19:04:03,854 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-25 19:04:03,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-25 19:04:03,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:04:03,854 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-11-25 19:04:03,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-11-25 19:04:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:04:04,232 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:04:04,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:04:05,130 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:04:05,268 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:04:05,268 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 19:04:05,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:04:05 BoogieIcfgContainer [2021-11-25 19:04:05,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:04:05,275 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:04:05,275 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:04:05,278 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:04:05,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:04:00" (1/3) ... [2021-11-25 19:04:05,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f40881e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:04:05, skipping insertion in model container [2021-11-25 19:04:05,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:03" (2/3) ... [2021-11-25 19:04:05,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f40881e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:04:05, skipping insertion in model container [2021-11-25 19:04:05,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:04:05" (3/3) ... [2021-11-25 19:04:05,284 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_front_harness.i [2021-11-25 19:04:05,290 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:04:05,290 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 19:04:05,350 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:04:05,370 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 [2021-11-25 19:04:05,370 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 19:04:05,395 INFO L276 IsEmpty]: Start isEmpty. Operand has 151 states, 79 states have (on average 1.1772151898734178) internal successors, (93), 80 states have internal predecessors, (93), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2021-11-25 19:04:05,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-25 19:04:05,414 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:04:05,415 INFO L514 BasicCegarLoop]: trace histogram [10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:04:05,415 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:04:05,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:04:05,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1729950454, now seen corresponding path program 1 times [2021-11-25 19:04:05,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:04:05,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642447609] [2021-11-25 19:04:05,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:04:05,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:04:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:04:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-25 19:04:06,249 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:04:06,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642447609] [2021-11-25 19:04:06,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642447609] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:04:06,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868488044] [2021-11-25 19:04:06,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:04:06,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:04:06,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:04:06,253 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:04:06,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:04:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:04:06,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 2201 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 19:04:06,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:04:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 19:04:07,240 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:04:07,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868488044] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:04:07,241 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 19:04:07,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2021-11-25 19:04:07,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841119340] [2021-11-25 19:04:07,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:04:07,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 19:04:07,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:04:07,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 19:04:07,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:04:07,285 INFO L87 Difference]: Start difference. First operand has 151 states, 79 states have (on average 1.1772151898734178) internal successors, (93), 80 states have internal predecessors, (93), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 5 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2021-11-25 19:04:07,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:04:07,785 INFO L93 Difference]: Finished difference Result 279 states and 394 transitions. [2021-11-25 19:04:07,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:04:07,788 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 95 [2021-11-25 19:04:07,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:04:07,798 INFO L225 Difference]: With dead ends: 279 [2021-11-25 19:04:07,798 INFO L226 Difference]: Without dead ends: 147 [2021-11-25 19:04:07,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:04:07,806 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 0 mSDsluCounter, 535 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:04:07,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 639 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-25 19:04:07,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-11-25 19:04:07,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2021-11-25 19:04:07,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 76 states have (on average 1.131578947368421) internal successors, (86), 78 states have internal predecessors, (86), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (59), 52 states have call predecessors, (59), 52 states have call successors, (59) [2021-11-25 19:04:07,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 199 transitions. [2021-11-25 19:04:07,865 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 199 transitions. Word has length 95 [2021-11-25 19:04:07,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:04:07,865 INFO L470 AbstractCegarLoop]: Abstraction has 147 states and 199 transitions. [2021-11-25 19:04:07,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2021-11-25 19:04:07,866 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 199 transitions. [2021-11-25 19:04:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 19:04:07,871 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:04:07,871 INFO L514 BasicCegarLoop]: trace histogram [10, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:04:07,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:04:08,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:04:08,093 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:04:08,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:04:08,094 INFO L85 PathProgramCache]: Analyzing trace with hash 223781802, now seen corresponding path program 1 times [2021-11-25 19:04:08,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:04:08,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786146273] [2021-11-25 19:04:08,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:04:08,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:04:08,179 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:04:08,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [8922657] [2021-11-25 19:04:08,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:04:08,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:04:08,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:04:08,181 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:04:08,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:04:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:04:08,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 2339 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:04:08,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:04:08,955 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 19:04:08,955 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:04:08,956 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:04:08,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786146273] [2021-11-25 19:04:08,956 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:04:08,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8922657] [2021-11-25 19:04:08,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8922657] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:04:08,957 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:04:08,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 19:04:08,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231813493] [2021-11-25 19:04:08,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:04:08,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 19:04:08,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:04:08,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 19:04:08,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:04:08,961 INFO L87 Difference]: Start difference. First operand 147 states and 199 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-25 19:04:09,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:04:09,285 INFO L93 Difference]: Finished difference Result 174 states and 224 transitions. [2021-11-25 19:04:09,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:04:09,286 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 104 [2021-11-25 19:04:09,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:04:09,287 INFO L225 Difference]: With dead ends: 174 [2021-11-25 19:04:09,287 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 19:04:09,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:04:09,290 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 4 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:04:09,291 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 163 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 19:04:09,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 19:04:09,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 19:04:09,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:04:09,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 19:04:09,293 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2021-11-25 19:04:09,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:04:09,293 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 19:04:09,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-25 19:04:09,293 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 19:04:09,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 19:04:09,296 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 19:04:09,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:04:09,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:04:09,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-25 19:04:09,635 INFO L861 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: true [2021-11-25 19:04:09,639 INFO L858 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2021-11-25 19:04:09,639 INFO L861 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: true [2021-11-25 19:04:09,639 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2021-11-25 19:04:09,639 INFO L858 garLoopResultBuilder]: For program point L7011-4(lines 7010 7022) no Hoare annotation was computed. [2021-11-25 19:04:09,641 INFO L858 garLoopResultBuilder]: For program point L7011-2(lines 7011 7021) no Hoare annotation was computed. [2021-11-25 19:04:09,642 INFO L861 garLoopResultBuilder]: At program point L7018(line 7018) the Hoare annotation is: true [2021-11-25 19:04:09,645 INFO L858 garLoopResultBuilder]: For program point L7020-1(line 7020) no Hoare annotation was computed. [2021-11-25 19:04:09,645 INFO L861 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2021-11-25 19:04:09,645 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7010 7022) no Hoare annotation was computed. [2021-11-25 19:04:09,647 INFO L858 garLoopResultBuilder]: For program point L7018-3(lines 7018 7020) no Hoare annotation was computed. [2021-11-25 19:04:09,647 INFO L861 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7010 7022) the Hoare annotation is: true [2021-11-25 19:04:09,647 INFO L858 garLoopResultBuilder]: For program point L7018-1(lines 7018 7020) no Hoare annotation was computed. [2021-11-25 19:04:09,647 INFO L858 garLoopResultBuilder]: For program point L7012-1(lines 7012 7014) no Hoare annotation was computed. [2021-11-25 19:04:09,647 INFO L861 garLoopResultBuilder]: At program point L7012(lines 7012 7014) the Hoare annotation is: true [2021-11-25 19:04:09,648 INFO L858 garLoopResultBuilder]: For program point L7015-1(line 7015) no Hoare annotation was computed. [2021-11-25 19:04:09,648 INFO L861 garLoopResultBuilder]: At program point L7015(line 7015) the Hoare annotation is: true [2021-11-25 19:04:09,648 INFO L858 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2021-11-25 19:04:09,648 INFO L861 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: true [2021-11-25 19:04:09,648 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6996 7008) no Hoare annotation was computed. [2021-11-25 19:04:09,648 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6996 7008) the Hoare annotation is: true [2021-11-25 19:04:09,649 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: true [2021-11-25 19:04:09,649 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2021-11-25 19:04:09,649 INFO L858 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2021-11-25 19:04:09,649 INFO L854 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (and (<= |aws_array_list_is_valid_#in~list.base| aws_array_list_is_valid_~list.base) (<= |aws_array_list_is_valid_#in~list.base| 0)) [2021-11-25 19:04:09,649 INFO L858 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2021-11-25 19:04:09,649 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2021-11-25 19:04:09,650 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-25 19:04:09,650 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-25 19:04:09,650 INFO L858 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7174 7178) no Hoare annotation was computed. [2021-11-25 19:04:09,650 INFO L861 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7174 7178) the Hoare annotation is: true [2021-11-25 19:04:09,650 INFO L858 garLoopResultBuilder]: For program point L7175(lines 7175 7177) no Hoare annotation was computed. [2021-11-25 19:04:09,651 INFO L858 garLoopResultBuilder]: For program point L7176-1(line 7176) no Hoare annotation was computed. [2021-11-25 19:04:09,651 INFO L861 garLoopResultBuilder]: At program point L7176(line 7176) the Hoare annotation is: true [2021-11-25 19:04:09,651 INFO L858 garLoopResultBuilder]: For program point L7175-2(lines 7174 7178) no Hoare annotation was computed. [2021-11-25 19:04:09,651 INFO L861 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: true [2021-11-25 19:04:09,651 INFO L858 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2021-11-25 19:04:09,652 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2021-11-25 19:04:09,652 INFO L861 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2021-11-25 19:04:09,652 INFO L858 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2021-11-25 19:04:09,653 INFO L861 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: true [2021-11-25 19:04:09,653 INFO L861 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2021-11-25 19:04:09,653 INFO L861 garLoopResultBuilder]: At program point L7378(line 7378) the Hoare annotation is: true [2021-11-25 19:04:09,653 INFO L861 garLoopResultBuilder]: At program point L7381-3(lines 7381 7382) the Hoare annotation is: true [2021-11-25 19:04:09,655 INFO L858 garLoopResultBuilder]: For program point L7379(line 7379) no Hoare annotation was computed. [2021-11-25 19:04:09,655 INFO L861 garLoopResultBuilder]: At program point L7374(line 7374) the Hoare annotation is: true [2021-11-25 19:04:09,655 INFO L858 garLoopResultBuilder]: For program point memcpy_implEXIT(lines 7373 7385) no Hoare annotation was computed. [2021-11-25 19:04:09,655 INFO L861 garLoopResultBuilder]: At program point memcpy_implENTRY(lines 7373 7385) the Hoare annotation is: true [2021-11-25 19:04:09,655 INFO L861 garLoopResultBuilder]: At program point L7374-1(line 7374) the Hoare annotation is: true [2021-11-25 19:04:09,656 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2021-11-25 19:04:09,656 INFO L861 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2021-11-25 19:04:09,656 INFO L861 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2021-11-25 19:04:09,656 INFO L861 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2021-11-25 19:04:09,656 INFO L858 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2021-11-25 19:04:09,656 INFO L861 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2021-11-25 19:04:09,657 INFO L858 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2021-11-25 19:04:09,657 INFO L861 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2021-11-25 19:04:09,657 INFO L858 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2021-11-25 19:04:09,657 INFO L861 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2021-11-25 19:04:09,657 INFO L861 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 2795 2799) the Hoare annotation is: true [2021-11-25 19:04:09,657 INFO L861 garLoopResultBuilder]: At program point L2798(line 2798) the Hoare annotation is: true [2021-11-25 19:04:09,658 INFO L861 garLoopResultBuilder]: At program point L2796(line 2796) the Hoare annotation is: true [2021-11-25 19:04:09,658 INFO L858 garLoopResultBuilder]: For program point L2798-1(line 2798) no Hoare annotation was computed. [2021-11-25 19:04:09,658 INFO L858 garLoopResultBuilder]: For program point L2796-1(lines 2796 2798) no Hoare annotation was computed. [2021-11-25 19:04:09,658 INFO L858 garLoopResultBuilder]: For program point L2796-3(lines 2796 2798) no Hoare annotation was computed. [2021-11-25 19:04:09,658 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 2795 2799) no Hoare annotation was computed. [2021-11-25 19:04:09,658 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-25 19:04:09,659 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-25 19:04:09,659 INFO L861 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2021-11-25 19:04:09,659 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-11-25 19:04:09,659 INFO L861 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7387 7389) the Hoare annotation is: true [2021-11-25 19:04:09,659 INFO L858 garLoopResultBuilder]: For program point L7388-1(line 7388) no Hoare annotation was computed. [2021-11-25 19:04:09,660 INFO L861 garLoopResultBuilder]: At program point L7388(line 7388) the Hoare annotation is: true [2021-11-25 19:04:09,660 INFO L858 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7387 7389) no Hoare annotation was computed. [2021-11-25 19:04:09,660 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2021-11-25 19:04:09,660 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2021-11-25 19:04:09,660 INFO L861 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: true [2021-11-25 19:04:09,660 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-11-25 19:04:09,661 INFO L858 garLoopResultBuilder]: For program point L3330-2(line 3330) no Hoare annotation was computed. [2021-11-25 19:04:09,662 INFO L854 garLoopResultBuilder]: At program point L3330-1(line 3330) the Hoare annotation is: false [2021-11-25 19:04:09,662 INFO L858 garLoopResultBuilder]: For program point L7996-1(line 7996) no Hoare annotation was computed. [2021-11-25 19:04:09,662 INFO L854 garLoopResultBuilder]: At program point L7996(line 7996) the Hoare annotation is: false [2021-11-25 19:04:09,663 INFO L858 garLoopResultBuilder]: For program point L7980-1(line 7980) no Hoare annotation was computed. [2021-11-25 19:04:09,663 INFO L854 garLoopResultBuilder]: At program point L7980(line 7980) the Hoare annotation is: false [2021-11-25 19:04:09,663 INFO L858 garLoopResultBuilder]: For program point L3331-3(line 3331) no Hoare annotation was computed. [2021-11-25 19:04:09,663 INFO L854 garLoopResultBuilder]: At program point L3331-2(line 3331) the Hoare annotation is: false [2021-11-25 19:04:09,663 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-25 19:04:09,664 INFO L858 garLoopResultBuilder]: For program point L7196-1(line 7196) no Hoare annotation was computed. [2021-11-25 19:04:09,664 INFO L858 garLoopResultBuilder]: For program point L7997-1(line 7997) no Hoare annotation was computed. [2021-11-25 19:04:09,664 INFO L854 garLoopResultBuilder]: At program point L7196(line 7196) the Hoare annotation is: false [2021-11-25 19:04:09,664 INFO L854 garLoopResultBuilder]: At program point L7997(line 7997) the Hoare annotation is: false [2021-11-25 19:04:09,664 INFO L858 garLoopResultBuilder]: For program point L7989-2(line 7989) no Hoare annotation was computed. [2021-11-25 19:04:09,664 INFO L854 garLoopResultBuilder]: At program point L7989-1(line 7989) the Hoare annotation is: false [2021-11-25 19:04:09,665 INFO L861 garLoopResultBuilder]: At program point L7188(lines 7188 7205) the Hoare annotation is: true [2021-11-25 19:04:09,665 INFO L854 garLoopResultBuilder]: At program point L7989(line 7989) the Hoare annotation is: false [2021-11-25 19:04:09,665 INFO L858 garLoopResultBuilder]: For program point L7981-1(line 7981) no Hoare annotation was computed. [2021-11-25 19:04:09,665 INFO L858 garLoopResultBuilder]: For program point L7180(lines 7180 7186) no Hoare annotation was computed. [2021-11-25 19:04:09,665 INFO L854 garLoopResultBuilder]: At program point L7981(line 7981) the Hoare annotation is: false [2021-11-25 19:04:09,665 INFO L858 garLoopResultBuilder]: For program point L7990-3(line 7990) no Hoare annotation was computed. [2021-11-25 19:04:09,666 INFO L854 garLoopResultBuilder]: At program point L7990-2(line 7990) the Hoare annotation is: false [2021-11-25 19:04:09,666 INFO L854 garLoopResultBuilder]: At program point L3341-1(line 3341) the Hoare annotation is: false [2021-11-25 19:04:09,666 INFO L854 garLoopResultBuilder]: At program point L3341(line 3341) the Hoare annotation is: false [2021-11-25 19:04:09,666 INFO L854 garLoopResultBuilder]: At program point L7181(lines 7181 7185) the Hoare annotation is: false [2021-11-25 19:04:09,666 INFO L858 garLoopResultBuilder]: For program point L3341-2(line 3341) no Hoare annotation was computed. [2021-11-25 19:04:09,666 INFO L854 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2021-11-25 19:04:09,667 INFO L858 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2021-11-25 19:04:09,667 INFO L854 garLoopResultBuilder]: At program point L3342(line 3342) the Hoare annotation is: false [2021-11-25 19:04:09,667 INFO L854 garLoopResultBuilder]: At program point L3342-2(lines 3328 3343) the Hoare annotation is: false [2021-11-25 19:04:09,668 INFO L858 garLoopResultBuilder]: For program point L3342-1(line 3342) no Hoare annotation was computed. [2021-11-25 19:04:09,668 INFO L854 garLoopResultBuilder]: At program point L3334(line 3334) the Hoare annotation is: false [2021-11-25 19:04:09,668 INFO L858 garLoopResultBuilder]: For program point L3334-1(lines 3334 3339) no Hoare annotation was computed. [2021-11-25 19:04:09,668 INFO L858 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2021-11-25 19:04:09,668 INFO L854 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2021-11-25 19:04:09,668 INFO L858 garLoopResultBuilder]: For program point L7183-1(line 7183) no Hoare annotation was computed. [2021-11-25 19:04:09,669 INFO L854 garLoopResultBuilder]: At program point L7183(line 7183) the Hoare annotation is: false [2021-11-25 19:04:09,669 INFO L858 garLoopResultBuilder]: For program point L7976-2(line 7976) no Hoare annotation was computed. [2021-11-25 19:04:09,669 INFO L854 garLoopResultBuilder]: At program point L7976-1(line 7976) the Hoare annotation is: (< 1 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2021-11-25 19:04:09,669 INFO L854 garLoopResultBuilder]: At program point L7976(line 7976) the Hoare annotation is: (< 1 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2021-11-25 19:04:09,669 INFO L858 garLoopResultBuilder]: For program point L3335-1(line 3335) no Hoare annotation was computed. [2021-11-25 19:04:09,670 INFO L854 garLoopResultBuilder]: At program point L3335(line 3335) the Hoare annotation is: false [2021-11-25 19:04:09,670 INFO L858 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2021-11-25 19:04:09,670 INFO L858 garLoopResultBuilder]: For program point L8001-1(line 8001) no Hoare annotation was computed. [2021-11-25 19:04:09,670 INFO L854 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2021-11-25 19:04:09,670 INFO L854 garLoopResultBuilder]: At program point L8001(line 8001) the Hoare annotation is: false [2021-11-25 19:04:09,670 INFO L854 garLoopResultBuilder]: At program point L7993-2(lines 7993 7998) the Hoare annotation is: false [2021-11-25 19:04:09,671 INFO L858 garLoopResultBuilder]: For program point L7993(lines 7993 7998) no Hoare annotation was computed. [2021-11-25 19:04:09,671 INFO L854 garLoopResultBuilder]: At program point L3336(line 3336) the Hoare annotation is: false [2021-11-25 19:04:09,671 INFO L854 garLoopResultBuilder]: At program point L7977-1(line 7977) the Hoare annotation is: (< 1 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2021-11-25 19:04:09,671 INFO L854 garLoopResultBuilder]: At program point L7977(line 7977) the Hoare annotation is: (< 1 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2021-11-25 19:04:09,671 INFO L858 garLoopResultBuilder]: For program point L3336-1(line 3336) no Hoare annotation was computed. [2021-11-25 19:04:09,671 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-25 19:04:09,672 INFO L858 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2021-11-25 19:04:09,672 INFO L854 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2021-11-25 19:04:09,672 INFO L858 garLoopResultBuilder]: For program point L7193(lines 7193 7197) no Hoare annotation was computed. [2021-11-25 19:04:09,672 INFO L854 garLoopResultBuilder]: At program point L7978(line 7978) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_front_harness_#t~ret797#1| 0) [2021-11-25 19:04:09,672 INFO L854 garLoopResultBuilder]: At program point L3337-1(line 3337) the Hoare annotation is: false [2021-11-25 19:04:09,672 INFO L854 garLoopResultBuilder]: At program point L3337(line 3337) the Hoare annotation is: false [2021-11-25 19:04:09,673 INFO L858 garLoopResultBuilder]: For program point L7978-1(line 7978) no Hoare annotation was computed. [2021-11-25 19:04:09,673 INFO L858 garLoopResultBuilder]: For program point L3337-2(line 3337) no Hoare annotation was computed. [2021-11-25 19:04:09,673 INFO L858 garLoopResultBuilder]: For program point L7202(lines 7202 7204) no Hoare annotation was computed. [2021-11-25 19:04:09,673 INFO L858 garLoopResultBuilder]: For program point L7995-1(line 7995) no Hoare annotation was computed. [2021-11-25 19:04:09,673 INFO L854 garLoopResultBuilder]: At program point L7995(line 7995) the Hoare annotation is: false [2021-11-25 19:04:09,673 INFO L858 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2021-11-25 19:04:09,674 INFO L854 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2021-11-25 19:04:09,674 INFO L854 garLoopResultBuilder]: At program point L3330(line 3330) the Hoare annotation is: false [2021-11-25 19:04:09,674 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-25 19:04:09,674 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-25 19:04:09,674 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-25 19:04:09,674 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-25 19:04:09,675 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-25 19:04:09,675 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-25 19:04:09,678 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-25 19:04:09,679 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 19:04:09,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 07:04:09 BoogieIcfgContainer [2021-11-25 19:04:09,691 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 19:04:09,691 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 19:04:09,692 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 19:04:09,692 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 19:04:09,692 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:04:05" (3/4) ... [2021-11-25 19:04:09,695 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 19:04:09,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2021-11-25 19:04:09,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-25 19:04:09,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-11-25 19:04:09,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-11-25 19:04:09,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-11-25 19:04:09,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-25 19:04:09,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-25 19:04:09,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-11-25 19:04:09,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2021-11-25 19:04:09,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-11-25 19:04:09,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-11-25 19:04:09,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2021-11-25 19:04:09,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-11-25 19:04:09,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_impl [2021-11-25 19:04:09,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2021-11-25 19:04:09,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-25 19:04:09,731 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 168 nodes and edges [2021-11-25 19:04:09,733 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2021-11-25 19:04:09,735 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-11-25 19:04:09,737 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-25 19:04:09,738 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-25 19:04:09,740 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-25 19:04:09,741 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 19:04:09,743 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 19:04:10,602 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 19:04:10,603 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 19:04:10,603 INFO L158 Benchmark]: Toolchain (without parser) took 10123.77ms. Allocated memory was 130.0MB in the beginning and 234.9MB in the end (delta: 104.9MB). Free memory was 88.8MB in the beginning and 79.8MB in the end (delta: 8.9MB). Peak memory consumption was 154.4MB. Max. memory is 16.1GB. [2021-11-25 19:04:10,604 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory was 60.0MB in the beginning and 59.9MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:04:10,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2890.74ms. Allocated memory is still 130.0MB. Free memory was 88.8MB in the beginning and 62.3MB in the end (delta: 26.5MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2021-11-25 19:04:10,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 227.15ms. Allocated memory is still 130.0MB. Free memory was 62.3MB in the beginning and 53.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 19:04:10,605 INFO L158 Benchmark]: Boogie Preprocessor took 135.08ms. Allocated memory is still 130.0MB. Free memory was 53.2MB in the beginning and 46.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 19:04:10,605 INFO L158 Benchmark]: RCFGBuilder took 1534.98ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 46.9MB in the beginning and 99.4MB in the end (delta: -52.5MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2021-11-25 19:04:10,605 INFO L158 Benchmark]: TraceAbstraction took 4415.86ms. Allocated memory was 184.5MB in the beginning and 234.9MB in the end (delta: 50.3MB). Free memory was 99.4MB in the beginning and 114.2MB in the end (delta: -14.8MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2021-11-25 19:04:10,606 INFO L158 Benchmark]: Witness Printer took 911.21ms. Allocated memory is still 234.9MB. Free memory was 114.2MB in the beginning and 79.8MB in the end (delta: 34.4MB). Peak memory consumption was 76.3MB. Max. memory is 16.1GB. [2021-11-25 19:04:10,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory was 60.0MB in the beginning and 59.9MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2890.74ms. Allocated memory is still 130.0MB. Free memory was 88.8MB in the beginning and 62.3MB in the end (delta: 26.5MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 227.15ms. Allocated memory is still 130.0MB. Free memory was 62.3MB in the beginning and 53.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 135.08ms. Allocated memory is still 130.0MB. Free memory was 53.2MB in the beginning and 46.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1534.98ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 46.9MB in the beginning and 99.4MB in the end (delta: -52.5MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4415.86ms. Allocated memory was 184.5MB in the beginning and 234.9MB in the end (delta: 50.3MB). Free memory was 99.4MB in the beginning and 114.2MB in the end (delta: -14.8MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Witness Printer took 911.21ms. Allocated memory is still 234.9MB. Free memory was 114.2MB in the beginning and 79.8MB in the end (delta: 34.4MB). Peak memory consumption was 76.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 151 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 2, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 802 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 683 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 208 IncrementalHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 208 mSDtfsCounter, 208 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 203 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 197 PreInvPairs, 199 NumberOfFragments, 91 HoareAnnotationTreeSize, 197 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 75 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 291 ConstructedInterpolants, 0 QuantifiedInterpolants, 331 SizeOfPredicates, 4 NumberOfNonLiveVariables, 4540 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 375/390 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7381]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-25 19:04:10,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc0e4705-4e85-4a76-b2b7-e76c8ed19cb6/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE