./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/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_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P --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 0.2.1-dev-53f42b1 [2021-11-20 22:48:43,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 22:48:43,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 22:48:43,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 22:48:43,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 22:48:43,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 22:48:43,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 22:48:43,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 22:48:43,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 22:48:43,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 22:48:43,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 22:48:43,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 22:48:43,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 22:48:43,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 22:48:43,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 22:48:43,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 22:48:43,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 22:48:43,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 22:48:43,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 22:48:43,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 22:48:43,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 22:48:43,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 22:48:43,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 22:48:43,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 22:48:43,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 22:48:43,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 22:48:43,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 22:48:43,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 22:48:43,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 22:48:43,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 22:48:43,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 22:48:43,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 22:48:43,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 22:48:43,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 22:48:43,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 22:48:43,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 22:48:43,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 22:48:43,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 22:48:43,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 22:48:43,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 22:48:43,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 22:48:43,571 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 22:48:43,623 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 22:48:43,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 22:48:43,626 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 22:48:43,626 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 22:48:43,627 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 22:48:43,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 22:48:43,634 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 22:48:43,634 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 22:48:43,634 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 22:48:43,634 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 22:48:43,636 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 22:48:43,636 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 22:48:43,636 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 22:48:43,636 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 22:48:43,637 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 22:48:43,637 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 22:48:43,637 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 22:48:43,637 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 22:48:43,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 22:48:43,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 22:48:43,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 22:48:43,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 22:48:43,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 22:48:43,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 22:48:43,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 22:48:43,640 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 22:48:43,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 22:48:43,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 22:48:43,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 22:48:43,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 22:48:43,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 22:48:43,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 22:48:43,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 22:48:43,643 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 22:48:43,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 22:48:43,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 22:48:43,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 22:48:43,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 22:48:43,645 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_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fab77e35ee9737971bef4cfaab645b79b32b241c77e037d17af53d4cd9996d59 [2021-11-20 22:48:43,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 22:48:43,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 22:48:43,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 22:48:43,916 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 22:48:43,917 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 22:48:43,918 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i [2021-11-20 22:48:43,984 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/data/7243b161b/34b7464d216249e1ae6554975aa0ca02/FLAG9ef0950a4 [2021-11-20 22:48:44,740 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 22:48:44,740 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i [2021-11-20 22:48:44,779 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/data/7243b161b/34b7464d216249e1ae6554975aa0ca02/FLAG9ef0950a4 [2021-11-20 22:48:44,871 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/data/7243b161b/34b7464d216249e1ae6554975aa0ca02 [2021-11-20 22:48:44,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 22:48:44,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 22:48:44,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 22:48:44,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 22:48:44,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 22:48:44,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:48:44" (1/1) ... [2021-11-20 22:48:44,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cff97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:44, skipping insertion in model container [2021-11-20 22:48:44,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:48:44" (1/1) ... [2021-11-20 22:48:44,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 22:48:45,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 22:48:45,332 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_2bd5d90d-457c-4a85-ba26-2b173e03d16e/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4494,4507] [2021-11-20 22:48:45,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4554,4567] [2021-11-20 22:48:46,189 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-20 22:48:46,271 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,271 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,272 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,273 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,274 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,299 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,300 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,301 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,302 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,304 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,305 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,306 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,306 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,664 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-20 22:48:46,665 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-20 22:48:46,666 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-20 22:48:46,668 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-20 22:48:46,669 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-20 22:48:46,670 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-20 22:48:46,671 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-20 22:48:46,672 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-20 22:48:46,672 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-20 22:48:46,673 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-20 22:48:46,835 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,842 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:46,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 22:48:46,936 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 22:48:46,965 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_2bd5d90d-457c-4a85-ba26-2b173e03d16e/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4494,4507] [2021-11-20 22:48:46,966 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_2bd5d90d-457c-4a85-ba26-2b173e03d16e/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4554,4567] [2021-11-20 22:48:47,053 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-20 22:48:47,093 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,094 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,094 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,095 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,095 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,101 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,101 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,102 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,102 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,103 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,104 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,115 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,116 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,152 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-20 22:48:47,153 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-20 22:48:47,154 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-20 22:48:47,155 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-20 22:48:47,156 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-20 22:48:47,156 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-20 22:48:47,157 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-20 22:48:47,157 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-20 22:48:47,157 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-20 22:48:47,158 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-20 22:48:47,183 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,188 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 22:48:47,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 22:48:47,514 INFO L208 MainTranslator]: Completed translation [2021-11-20 22:48:47,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47 WrapperNode [2021-11-20 22:48:47,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 22:48:47,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 22:48:47,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 22:48:47,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 22:48:47,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,707 INFO L137 Inliner]: procedures = 691, calls = 1690, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 667 [2021-11-20 22:48:47,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 22:48:47,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 22:48:47,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 22:48:47,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 22:48:47,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 22:48:47,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 22:48:47,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 22:48:47,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 22:48:47,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (1/1) ... [2021-11-20 22:48:47,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 22:48:47,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 22:48:47,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 22:48:47,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 22:48:47,893 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-20 22:48:47,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 22:48:47,894 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-11-20 22:48:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-11-20 22:48:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-11-20 22:48:47,895 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-11-20 22:48:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-20 22:48:47,895 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-20 22:48:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 22:48:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-20 22:48:47,896 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-20 22:48:47,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-20 22:48:47,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-20 22:48:47,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 22:48:47,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 22:48:47,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 22:48:47,897 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-11-20 22:48:47,897 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-11-20 22:48:47,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 22:48:47,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 22:48:47,899 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-20 22:48:47,899 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-20 22:48:47,899 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-11-20 22:48:47,899 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-11-20 22:48:47,899 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-20 22:48:47,900 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-20 22:48:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-11-20 22:48:47,900 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-11-20 22:48:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-11-20 22:48:47,900 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-11-20 22:48:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 22:48:47,901 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 22:48:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-11-20 22:48:47,901 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-11-20 22:48:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 22:48:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 22:48:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 22:48:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-20 22:48:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-20 22:48:47,904 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-20 22:48:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-20 22:48:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 22:48:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-11-20 22:48:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-11-20 22:48:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 22:48:48,250 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 22:48:48,253 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 22:48:49,303 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 22:48:49,429 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 22:48:49,430 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 22:48:49,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:48:49 BoogieIcfgContainer [2021-11-20 22:48:49,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 22:48:49,435 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 22:48:49,435 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 22:48:49,438 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 22:48:49,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:48:44" (1/3) ... [2021-11-20 22:48:49,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f2e1bce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:48:49, skipping insertion in model container [2021-11-20 22:48:49,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:47" (2/3) ... [2021-11-20 22:48:49,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f2e1bce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:48:49, skipping insertion in model container [2021-11-20 22:48:49,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:48:49" (3/3) ... [2021-11-20 22:48:49,446 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_front_harness.i [2021-11-20 22:48:49,453 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 22:48:49,453 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 22:48:49,515 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 22:48:49,531 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 [2021-11-20 22:48:49,532 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 22:48:49,561 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) [2021-11-20 22:48:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-20 22:48:49,580 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:48:49,581 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] [2021-11-20 22:48:49,581 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 22:48:49,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:48:49,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1729950454, now seen corresponding path program 1 times [2021-11-20 22:48:49,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:48:49,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727296844] [2021-11-20 22:48:49,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:48:49,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:48:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:48:50,263 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-20 22:48:50,264 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:48:50,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727296844] [2021-11-20 22:48:50,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727296844] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 22:48:50,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1435463032] [2021-11-20 22:48:50,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:48:50,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 22:48:50,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 22:48:50,269 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 22:48:50,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 22:48:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:48:50,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 2175 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 22:48:50,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 22:48:51,101 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-20 22:48:51,102 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 22:48:51,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1435463032] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:48:51,103 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 22:48:51,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2021-11-20 22:48:51,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354091044] [2021-11-20 22:48:51,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:48:51,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 22:48:51,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:48:51,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 22:48:51,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 22:48:51,147 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) [2021-11-20 22:48:51,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:48:51,657 INFO L93 Difference]: Finished difference Result 279 states and 394 transitions. [2021-11-20 22:48:51,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 22:48:51,659 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 [2021-11-20 22:48:51,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:48:51,672 INFO L225 Difference]: With dead ends: 279 [2021-11-20 22:48:51,672 INFO L226 Difference]: Without dead ends: 147 [2021-11-20 22:48:51,683 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 [2021-11-20 22:48:51,687 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 [2021-11-20 22:48:51,692 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] [2021-11-20 22:48:51,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-11-20 22:48:51,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2021-11-20 22:48:51,744 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) [2021-11-20 22:48:51,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 199 transitions. [2021-11-20 22:48:51,749 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 199 transitions. Word has length 95 [2021-11-20 22:48:51,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:48:51,750 INFO L470 AbstractCegarLoop]: Abstraction has 147 states and 199 transitions. [2021-11-20 22:48:51,750 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) [2021-11-20 22:48:51,750 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 199 transitions. [2021-11-20 22:48:51,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-20 22:48:51,757 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:48:51,757 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] [2021-11-20 22:48:51,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 22:48:51,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-20 22:48:51,983 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 22:48:51,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:48:51,984 INFO L85 PathProgramCache]: Analyzing trace with hash 223781802, now seen corresponding path program 1 times [2021-11-20 22:48:51,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:48:51,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371972784] [2021-11-20 22:48:51,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:48:51,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:48:52,076 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 22:48:52,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1002554418] [2021-11-20 22:48:52,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:48:52,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 22:48:52,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 22:48:52,078 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 22:48:52,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 22:48:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:48:52,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 2291 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 22:48:52,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 22:48:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-20 22:48:52,832 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 22:48:52,833 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:48:52,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371972784] [2021-11-20 22:48:52,833 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 22:48:52,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002554418] [2021-11-20 22:48:52,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002554418] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:48:52,834 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:48:52,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 22:48:52,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138759172] [2021-11-20 22:48:52,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:48:52,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 22:48:52,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:48:52,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 22:48:52,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:48:52,842 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) [2021-11-20 22:48:53,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:48:53,185 INFO L93 Difference]: Finished difference Result 174 states and 224 transitions. [2021-11-20 22:48:53,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 22:48:53,187 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 [2021-11-20 22:48:53,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:48:53,188 INFO L225 Difference]: With dead ends: 174 [2021-11-20 22:48:53,188 INFO L226 Difference]: Without dead ends: 0 [2021-11-20 22:48:53,189 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 [2021-11-20 22:48:53,191 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 [2021-11-20 22:48:53,191 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] [2021-11-20 22:48:53,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-20 22:48:53,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-20 22:48:53,193 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) [2021-11-20 22:48:53,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-20 22:48:53,193 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2021-11-20 22:48:53,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:48:53,194 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 22:48:53,194 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) [2021-11-20 22:48:53,194 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-20 22:48:53,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-20 22:48:53,197 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 22:48:53,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 22:48:53,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 22:48:53,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-20 22:48:53,532 INFO L861 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: true [2021-11-20 22:48:53,536 INFO L858 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2021-11-20 22:48:53,536 INFO L861 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: true [2021-11-20 22:48:53,537 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2021-11-20 22:48:53,537 INFO L858 garLoopResultBuilder]: For program point L7011-4(lines 7010 7022) no Hoare annotation was computed. [2021-11-20 22:48:53,539 INFO L858 garLoopResultBuilder]: For program point L7011-2(lines 7011 7021) no Hoare annotation was computed. [2021-11-20 22:48:53,539 INFO L861 garLoopResultBuilder]: At program point L7018(line 7018) the Hoare annotation is: true [2021-11-20 22:48:53,542 INFO L858 garLoopResultBuilder]: For program point L7020-1(line 7020) no Hoare annotation was computed. [2021-11-20 22:48:53,542 INFO L861 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2021-11-20 22:48:53,543 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7010 7022) no Hoare annotation was computed. [2021-11-20 22:48:53,544 INFO L858 garLoopResultBuilder]: For program point L7018-3(lines 7018 7020) no Hoare annotation was computed. [2021-11-20 22:48:53,544 INFO L861 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7010 7022) the Hoare annotation is: true [2021-11-20 22:48:53,545 INFO L858 garLoopResultBuilder]: For program point L7018-1(lines 7018 7020) no Hoare annotation was computed. [2021-11-20 22:48:53,545 INFO L858 garLoopResultBuilder]: For program point L7012-1(lines 7012 7014) no Hoare annotation was computed. [2021-11-20 22:48:53,545 INFO L861 garLoopResultBuilder]: At program point L7012(lines 7012 7014) the Hoare annotation is: true [2021-11-20 22:48:53,545 INFO L858 garLoopResultBuilder]: For program point L7015-1(line 7015) no Hoare annotation was computed. [2021-11-20 22:48:53,545 INFO L861 garLoopResultBuilder]: At program point L7015(line 7015) the Hoare annotation is: true [2021-11-20 22:48:53,545 INFO L858 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2021-11-20 22:48:53,546 INFO L861 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: true [2021-11-20 22:48:53,546 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6996 7008) no Hoare annotation was computed. [2021-11-20 22:48:53,546 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6996 7008) the Hoare annotation is: true [2021-11-20 22:48:53,546 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: true [2021-11-20 22:48:53,546 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2021-11-20 22:48:53,547 INFO L858 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2021-11-20 22:48:53,547 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)) [2021-11-20 22:48:53,547 INFO L858 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2021-11-20 22:48:53,547 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2021-11-20 22:48:53,547 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-20 22:48:53,548 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-20 22:48:53,548 INFO L858 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7174 7178) no Hoare annotation was computed. [2021-11-20 22:48:53,548 INFO L861 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7174 7178) the Hoare annotation is: true [2021-11-20 22:48:53,548 INFO L858 garLoopResultBuilder]: For program point L7175(lines 7175 7177) no Hoare annotation was computed. [2021-11-20 22:48:53,548 INFO L858 garLoopResultBuilder]: For program point L7176-1(line 7176) no Hoare annotation was computed. [2021-11-20 22:48:53,548 INFO L861 garLoopResultBuilder]: At program point L7176(line 7176) the Hoare annotation is: true [2021-11-20 22:48:53,549 INFO L858 garLoopResultBuilder]: For program point L7175-2(lines 7174 7178) no Hoare annotation was computed. [2021-11-20 22:48:53,549 INFO L861 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: true [2021-11-20 22:48:53,549 INFO L858 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2021-11-20 22:48:53,550 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2021-11-20 22:48:53,550 INFO L861 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2021-11-20 22:48:53,550 INFO L858 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2021-11-20 22:48:53,550 INFO L861 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: true [2021-11-20 22:48:53,550 INFO L861 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2021-11-20 22:48:53,551 INFO L861 garLoopResultBuilder]: At program point L7378(line 7378) the Hoare annotation is: true [2021-11-20 22:48:53,551 INFO L861 garLoopResultBuilder]: At program point L7381-3(lines 7381 7382) the Hoare annotation is: true [2021-11-20 22:48:53,552 INFO L858 garLoopResultBuilder]: For program point L7379(line 7379) no Hoare annotation was computed. [2021-11-20 22:48:53,552 INFO L861 garLoopResultBuilder]: At program point L7374(line 7374) the Hoare annotation is: true [2021-11-20 22:48:53,552 INFO L858 garLoopResultBuilder]: For program point memcpy_implEXIT(lines 7373 7385) no Hoare annotation was computed. [2021-11-20 22:48:53,553 INFO L861 garLoopResultBuilder]: At program point memcpy_implENTRY(lines 7373 7385) the Hoare annotation is: true [2021-11-20 22:48:53,553 INFO L861 garLoopResultBuilder]: At program point L7374-1(line 7374) the Hoare annotation is: true [2021-11-20 22:48:53,553 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2021-11-20 22:48:53,554 INFO L861 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2021-11-20 22:48:53,554 INFO L861 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2021-11-20 22:48:53,554 INFO L861 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2021-11-20 22:48:53,554 INFO L858 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2021-11-20 22:48:53,554 INFO L861 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2021-11-20 22:48:53,554 INFO L858 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2021-11-20 22:48:53,555 INFO L861 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2021-11-20 22:48:53,555 INFO L858 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2021-11-20 22:48:53,556 INFO L861 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2021-11-20 22:48:53,556 INFO L861 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 2795 2799) the Hoare annotation is: true [2021-11-20 22:48:53,556 INFO L861 garLoopResultBuilder]: At program point L2798(line 2798) the Hoare annotation is: true [2021-11-20 22:48:53,556 INFO L861 garLoopResultBuilder]: At program point L2796(line 2796) the Hoare annotation is: true [2021-11-20 22:48:53,557 INFO L858 garLoopResultBuilder]: For program point L2798-1(line 2798) no Hoare annotation was computed. [2021-11-20 22:48:53,557 INFO L858 garLoopResultBuilder]: For program point L2796-1(lines 2796 2798) no Hoare annotation was computed. [2021-11-20 22:48:53,557 INFO L858 garLoopResultBuilder]: For program point L2796-3(lines 2796 2798) no Hoare annotation was computed. [2021-11-20 22:48:53,557 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 2795 2799) no Hoare annotation was computed. [2021-11-20 22:48:53,557 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-20 22:48:53,557 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-20 22:48:53,558 INFO L861 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2021-11-20 22:48:53,558 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-11-20 22:48:53,558 INFO L861 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7387 7389) the Hoare annotation is: true [2021-11-20 22:48:53,558 INFO L858 garLoopResultBuilder]: For program point L7388-1(line 7388) no Hoare annotation was computed. [2021-11-20 22:48:53,558 INFO L861 garLoopResultBuilder]: At program point L7388(line 7388) the Hoare annotation is: true [2021-11-20 22:48:53,559 INFO L858 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7387 7389) no Hoare annotation was computed. [2021-11-20 22:48:53,559 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2021-11-20 22:48:53,559 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2021-11-20 22:48:53,559 INFO L861 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: true [2021-11-20 22:48:53,559 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-11-20 22:48:53,560 INFO L858 garLoopResultBuilder]: For program point L3330-2(line 3330) no Hoare annotation was computed. [2021-11-20 22:48:53,561 INFO L854 garLoopResultBuilder]: At program point L3330-1(line 3330) the Hoare annotation is: false [2021-11-20 22:48:53,561 INFO L858 garLoopResultBuilder]: For program point L7996-1(line 7996) no Hoare annotation was computed. [2021-11-20 22:48:53,562 INFO L854 garLoopResultBuilder]: At program point L7996(line 7996) the Hoare annotation is: false [2021-11-20 22:48:53,562 INFO L858 garLoopResultBuilder]: For program point L7980-1(line 7980) no Hoare annotation was computed. [2021-11-20 22:48:53,562 INFO L854 garLoopResultBuilder]: At program point L7980(line 7980) the Hoare annotation is: false [2021-11-20 22:48:53,562 INFO L858 garLoopResultBuilder]: For program point L3331-3(line 3331) no Hoare annotation was computed. [2021-11-20 22:48:53,563 INFO L854 garLoopResultBuilder]: At program point L3331-2(line 3331) the Hoare annotation is: false [2021-11-20 22:48:53,563 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-20 22:48:53,563 INFO L858 garLoopResultBuilder]: For program point L7196-1(line 7196) no Hoare annotation was computed. [2021-11-20 22:48:53,563 INFO L858 garLoopResultBuilder]: For program point L7997-1(line 7997) no Hoare annotation was computed. [2021-11-20 22:48:53,563 INFO L854 garLoopResultBuilder]: At program point L7196(line 7196) the Hoare annotation is: false [2021-11-20 22:48:53,563 INFO L854 garLoopResultBuilder]: At program point L7997(line 7997) the Hoare annotation is: false [2021-11-20 22:48:53,564 INFO L858 garLoopResultBuilder]: For program point L7989-2(line 7989) no Hoare annotation was computed. [2021-11-20 22:48:53,564 INFO L854 garLoopResultBuilder]: At program point L7989-1(line 7989) the Hoare annotation is: false [2021-11-20 22:48:53,564 INFO L861 garLoopResultBuilder]: At program point L7188(lines 7188 7205) the Hoare annotation is: true [2021-11-20 22:48:53,564 INFO L854 garLoopResultBuilder]: At program point L7989(line 7989) the Hoare annotation is: false [2021-11-20 22:48:53,564 INFO L858 garLoopResultBuilder]: For program point L7981-1(line 7981) no Hoare annotation was computed. [2021-11-20 22:48:53,564 INFO L858 garLoopResultBuilder]: For program point L7180(lines 7180 7186) no Hoare annotation was computed. [2021-11-20 22:48:53,565 INFO L854 garLoopResultBuilder]: At program point L7981(line 7981) the Hoare annotation is: false [2021-11-20 22:48:53,565 INFO L858 garLoopResultBuilder]: For program point L7990-3(line 7990) no Hoare annotation was computed. [2021-11-20 22:48:53,565 INFO L854 garLoopResultBuilder]: At program point L7990-2(line 7990) the Hoare annotation is: false [2021-11-20 22:48:53,565 INFO L854 garLoopResultBuilder]: At program point L3341-1(line 3341) the Hoare annotation is: false [2021-11-20 22:48:53,565 INFO L854 garLoopResultBuilder]: At program point L3341(line 3341) the Hoare annotation is: false [2021-11-20 22:48:53,566 INFO L854 garLoopResultBuilder]: At program point L7181(lines 7181 7185) the Hoare annotation is: false [2021-11-20 22:48:53,566 INFO L858 garLoopResultBuilder]: For program point L3341-2(line 3341) no Hoare annotation was computed. [2021-11-20 22:48:53,566 INFO L854 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2021-11-20 22:48:53,567 INFO L858 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2021-11-20 22:48:53,567 INFO L854 garLoopResultBuilder]: At program point L3342(line 3342) the Hoare annotation is: false [2021-11-20 22:48:53,567 INFO L854 garLoopResultBuilder]: At program point L3342-2(lines 3328 3343) the Hoare annotation is: false [2021-11-20 22:48:53,568 INFO L858 garLoopResultBuilder]: For program point L3342-1(line 3342) no Hoare annotation was computed. [2021-11-20 22:48:53,568 INFO L854 garLoopResultBuilder]: At program point L3334(line 3334) the Hoare annotation is: false [2021-11-20 22:48:53,568 INFO L858 garLoopResultBuilder]: For program point L3334-1(lines 3334 3339) no Hoare annotation was computed. [2021-11-20 22:48:53,568 INFO L858 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2021-11-20 22:48:53,569 INFO L854 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2021-11-20 22:48:53,569 INFO L858 garLoopResultBuilder]: For program point L7183-1(line 7183) no Hoare annotation was computed. [2021-11-20 22:48:53,569 INFO L854 garLoopResultBuilder]: At program point L7183(line 7183) the Hoare annotation is: false [2021-11-20 22:48:53,569 INFO L858 garLoopResultBuilder]: For program point L7976-2(line 7976) no Hoare annotation was computed. [2021-11-20 22:48:53,569 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|) [2021-11-20 22:48:53,570 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|) [2021-11-20 22:48:53,570 INFO L858 garLoopResultBuilder]: For program point L3335-1(line 3335) no Hoare annotation was computed. [2021-11-20 22:48:53,570 INFO L854 garLoopResultBuilder]: At program point L3335(line 3335) the Hoare annotation is: false [2021-11-20 22:48:53,570 INFO L858 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2021-11-20 22:48:53,570 INFO L858 garLoopResultBuilder]: For program point L8001-1(line 8001) no Hoare annotation was computed. [2021-11-20 22:48:53,570 INFO L854 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2021-11-20 22:48:53,571 INFO L854 garLoopResultBuilder]: At program point L8001(line 8001) the Hoare annotation is: false [2021-11-20 22:48:53,571 INFO L854 garLoopResultBuilder]: At program point L7993-2(lines 7993 7998) the Hoare annotation is: false [2021-11-20 22:48:53,571 INFO L858 garLoopResultBuilder]: For program point L7993(lines 7993 7998) no Hoare annotation was computed. [2021-11-20 22:48:53,571 INFO L854 garLoopResultBuilder]: At program point L3336(line 3336) the Hoare annotation is: false [2021-11-20 22:48:53,571 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|) [2021-11-20 22:48:53,571 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|) [2021-11-20 22:48:53,572 INFO L858 garLoopResultBuilder]: For program point L3336-1(line 3336) no Hoare annotation was computed. [2021-11-20 22:48:53,572 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-20 22:48:53,572 INFO L858 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2021-11-20 22:48:53,572 INFO L854 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2021-11-20 22:48:53,572 INFO L858 garLoopResultBuilder]: For program point L7193(lines 7193 7197) no Hoare annotation was computed. [2021-11-20 22:48:53,572 INFO L854 garLoopResultBuilder]: At program point L7978(line 7978) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_front_harness_#t~ret797#1| 0) [2021-11-20 22:48:53,573 INFO L854 garLoopResultBuilder]: At program point L3337-1(line 3337) the Hoare annotation is: false [2021-11-20 22:48:53,573 INFO L854 garLoopResultBuilder]: At program point L3337(line 3337) the Hoare annotation is: false [2021-11-20 22:48:53,573 INFO L858 garLoopResultBuilder]: For program point L7978-1(line 7978) no Hoare annotation was computed. [2021-11-20 22:48:53,573 INFO L858 garLoopResultBuilder]: For program point L3337-2(line 3337) no Hoare annotation was computed. [2021-11-20 22:48:53,573 INFO L858 garLoopResultBuilder]: For program point L7202(lines 7202 7204) no Hoare annotation was computed. [2021-11-20 22:48:53,573 INFO L858 garLoopResultBuilder]: For program point L7995-1(line 7995) no Hoare annotation was computed. [2021-11-20 22:48:53,574 INFO L854 garLoopResultBuilder]: At program point L7995(line 7995) the Hoare annotation is: false [2021-11-20 22:48:53,574 INFO L858 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2021-11-20 22:48:53,574 INFO L854 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2021-11-20 22:48:53,574 INFO L854 garLoopResultBuilder]: At program point L3330(line 3330) the Hoare annotation is: false [2021-11-20 22:48:53,574 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-20 22:48:53,575 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-20 22:48:53,575 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-20 22:48:53,575 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-20 22:48:53,575 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-20 22:48:53,575 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-20 22:48:53,578 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-20 22:48:53,580 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 22:48:53,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:48:53 BoogieIcfgContainer [2021-11-20 22:48:53,591 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 22:48:53,592 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 22:48:53,592 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 22:48:53,592 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 22:48:53,593 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:48:49" (3/4) ... [2021-11-20 22:48:53,595 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 22:48:53,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2021-11-20 22:48:53,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-20 22:48:53,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-11-20 22:48:53,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-11-20 22:48:53,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-11-20 22:48:53,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-20 22:48:53,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-20 22:48:53,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-11-20 22:48:53,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2021-11-20 22:48:53,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-11-20 22:48:53,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-11-20 22:48:53,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2021-11-20 22:48:53,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-11-20 22:48:53,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_impl [2021-11-20 22:48:53,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2021-11-20 22:48:53,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-20 22:48:53,630 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 168 nodes and edges [2021-11-20 22:48:53,632 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2021-11-20 22:48:53,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-11-20 22:48:53,635 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-20 22:48:53,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-20 22:48:53,639 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-20 22:48:53,644 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 22:48:53,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 22:48:54,481 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-20 22:48:54,481 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 22:48:54,482 INFO L158 Benchmark]: Toolchain (without parser) took 9605.30ms. Allocated memory was 102.8MB in the beginning and 243.3MB in the end (delta: 140.5MB). Free memory was 62.3MB in the beginning and 153.8MB in the end (delta: -91.5MB). Peak memory consumption was 170.6MB. Max. memory is 16.1GB. [2021-11-20 22:48:54,482 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 22:48:54,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2636.75ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 62.0MB in the beginning and 88.9MB in the end (delta: -26.8MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2021-11-20 22:48:54,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 192.27ms. Allocated memory is still 138.4MB. Free memory was 88.9MB in the beginning and 79.7MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 22:48:54,483 INFO L158 Benchmark]: Boogie Preprocessor took 94.35ms. Allocated memory is still 138.4MB. Free memory was 79.7MB in the beginning and 73.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 22:48:54,484 INFO L158 Benchmark]: RCFGBuilder took 1629.32ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 73.4MB in the beginning and 118.0MB in the end (delta: -44.6MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2021-11-20 22:48:54,484 INFO L158 Benchmark]: TraceAbstraction took 4156.21ms. Allocated memory was 195.0MB in the beginning and 243.3MB in the end (delta: 48.2MB). Free memory was 117.1MB in the beginning and 150.3MB in the end (delta: -33.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2021-11-20 22:48:54,485 INFO L158 Benchmark]: Witness Printer took 889.41ms. Allocated memory is still 243.3MB. Free memory was 150.3MB in the beginning and 153.8MB in the end (delta: -3.5MB). Peak memory consumption was 118.1MB. Max. memory is 16.1GB. [2021-11-20 22:48:54,487 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2636.75ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 62.0MB in the beginning and 88.9MB in the end (delta: -26.8MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 192.27ms. Allocated memory is still 138.4MB. Free memory was 88.9MB in the beginning and 79.7MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.35ms. Allocated memory is still 138.4MB. Free memory was 79.7MB in the beginning and 73.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1629.32ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 73.4MB in the beginning and 118.0MB in the end (delta: -44.6MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4156.21ms. Allocated memory was 195.0MB in the beginning and 243.3MB in the end (delta: 48.2MB). Free memory was 117.1MB in the beginning and 150.3MB in the end (delta: -33.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Witness Printer took 889.41ms. Allocated memory is still 243.3MB. Free memory was 150.3MB in the beginning and 153.8MB in the end (delta: -3.5MB). Peak memory consumption was 118.1MB. 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: 4.1s, 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, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 802 SdHoareTripleChecker+Invalid, 0.7s 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, 1.0s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 291 ConstructedInterpolants, 0 QuantifiedInterpolants, 331 SizeOfPredicates, 4 NumberOfNonLiveVariables, 4466 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! [2021-11-20 22:48:54,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd5d90d-457c-4a85-ba26-2b173e03d16e/bin/utaipan-TEXQjIfE4P/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