./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_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_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/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_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/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_15dd2d17-79cd-443f-a7bb-f65564784820/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 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:51:26,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:51:26,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:51:26,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:51:26,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:51:26,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:51:26,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:51:26,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:51:26,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:51:26,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:51:26,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:51:26,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:51:26,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:51:26,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:51:26,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:51:26,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:51:26,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:51:26,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:51:26,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:51:26,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:51:26,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:51:26,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:51:26,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:51:26,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:51:26,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:51:26,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:51:26,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:51:26,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:51:26,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:51:26,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:51:26,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:51:26,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:51:26,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:51:26,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:51:26,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:51:26,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:51:26,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:51:26,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:51:26,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:51:26,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:51:26,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:51:26,586 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:51:26,638 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:51:26,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:51:26,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:51:26,642 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:51:26,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:51:26,643 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:51:26,643 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:51:26,644 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:51:26,644 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:51:26,644 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:51:26,645 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:51:26,646 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:51:26,646 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:51:26,646 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:51:26,646 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:51:26,647 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:51:26,647 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:51:26,647 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:51:26,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:51:26,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:51:26,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:51:26,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:51:26,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:51:26,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:51:26,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:51:26,650 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:51:26,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:51:26,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:51:26,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:51:26,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:51:26,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:51:26,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:51:26,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:51:26,654 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:51:26,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:51:26,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:51:26,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:51:26,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:51:26,655 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_15dd2d17-79cd-443f-a7bb-f65564784820/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e [2021-11-21 01:51:26,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:51:26,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:51:26,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:51:26,983 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:51:26,985 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:51:26,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2021-11-21 01:51:27,085 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/data/e6fd5ceae/a53f44230f054e8b8df105d1dfa54199/FLAGb82a1331f [2021-11-21 01:51:28,012 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:51:28,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2021-11-21 01:51:28,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/data/e6fd5ceae/a53f44230f054e8b8df105d1dfa54199/FLAGb82a1331f [2021-11-21 01:51:28,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/data/e6fd5ceae/a53f44230f054e8b8df105d1dfa54199 [2021-11-21 01:51:28,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:51:28,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:51:28,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:51:28,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:51:28,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:51:28,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:51:28" (1/1) ... [2021-11-21 01:51:28,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a715b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:28, skipping insertion in model container [2021-11-21 01:51:28,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:51:28" (1/1) ... [2021-11-21 01:51:28,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:51:28,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:51:28,980 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_15dd2d17-79cd-443f-a7bb-f65564784820/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2021-11-21 01:51:28,987 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_15dd2d17-79cd-443f-a7bb-f65564784820/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2021-11-21 01:51:29,943 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:51:30,057 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,058 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,058 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,059 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,060 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,075 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,076 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,078 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,079 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,081 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,082 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,083 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,084 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,566 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:51:30,567 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:51:30,569 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:51:30,570 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:51:30,572 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:51:30,573 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:51:30,573 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:51:30,574 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:51:30,575 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:51:30,576 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:51:30,765 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,766 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,779 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,780 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,786 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,794 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,883 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,885 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:51:30,918 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:51:30,933 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_15dd2d17-79cd-443f-a7bb-f65564784820/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2021-11-21 01:51:30,934 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_15dd2d17-79cd-443f-a7bb-f65564784820/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2021-11-21 01:51:30,969 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:51:30,986 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,987 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,987 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,988 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,989 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,996 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,997 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,998 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:30,999 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,000 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,000 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,061 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,062 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,113 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:51:31,115 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:51:31,118 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:51:31,120 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:51:31,124 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:51:31,125 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:51:31,125 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:51:31,127 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:51:31,128 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:51:31,131 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:51:31,200 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,203 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,205 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,221 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,222 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,222 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,224 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,233 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,280 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,284 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:51:31,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:51:31,512 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:51:31,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31 WrapperNode [2021-11-21 01:51:31,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:51:31,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:51:31,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:51:31,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:51:31,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,751 INFO L137 Inliner]: procedures = 687, calls = 1681, calls flagged for inlining = 53, calls inlined = 12, statements flattened = 732 [2021-11-21 01:51:31,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:51:31,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:51:31,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:51:31,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:51:31,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:51:31,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:51:31,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:51:31,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:51:31,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (1/1) ... [2021-11-21 01:51:31,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:51:31,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:51:31,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:51:31,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:51:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2021-11-21 01:51:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2021-11-21 01:51:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:51:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-11-21 01:51:32,001 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-11-21 01:51:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-11-21 01:51:32,001 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-11-21 01:51:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-21 01:51:32,002 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-21 01:51:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:51:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-21 01:51:32,004 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-21 01:51:32,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 01:51:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 01:51:32,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:51:32,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:51:32,005 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2021-11-21 01:51:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2021-11-21 01:51:32,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:51:32,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:51:32,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:51:32,006 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-21 01:51:32,007 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-21 01:51:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-11-21 01:51:32,008 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-11-21 01:51:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-21 01:51:32,009 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-21 01:51:32,009 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-11-21 01:51:32,009 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-11-21 01:51:32,009 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 01:51:32,009 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 01:51:32,009 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2021-11-21 01:51:32,010 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2021-11-21 01:51:32,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:51:32,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:51:32,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:51:32,011 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-21 01:51:32,011 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-21 01:51:32,011 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-21 01:51:32,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-21 01:51:32,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:51:32,013 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2021-11-21 01:51:32,016 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2021-11-21 01:51:32,016 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2021-11-21 01:51:32,016 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2021-11-21 01:51:32,016 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2021-11-21 01:51:32,017 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2021-11-21 01:51:32,017 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-11-21 01:51:32,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-11-21 01:51:32,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:51:32,492 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:51:32,503 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:51:33,975 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:51:34,103 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:51:34,103 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 01:51:34,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:51:34 BoogieIcfgContainer [2021-11-21 01:51:34,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:51:34,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:51:34,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:51:34,115 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:51:34,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:51:28" (1/3) ... [2021-11-21 01:51:34,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6625e8f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:51:34, skipping insertion in model container [2021-11-21 01:51:34,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:31" (2/3) ... [2021-11-21 01:51:34,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6625e8f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:51:34, skipping insertion in model container [2021-11-21 01:51:34,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:51:34" (3/3) ... [2021-11-21 01:51:34,126 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness.i [2021-11-21 01:51:34,133 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:51:34,133 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:51:34,238 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:51:34,257 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 [2021-11-21 01:51:34,257 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:51:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand has 217 states, 110 states have (on average 1.1818181818181819) internal successors, (130), 111 states have internal predecessors, (130), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2021-11-21 01:51:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 01:51:34,299 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:51:34,300 INFO L514 BasicCegarLoop]: trace histogram [6, 4, 4, 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] [2021-11-21 01:51:34,301 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:51:34,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:51:34,308 INFO L85 PathProgramCache]: Analyzing trace with hash -540343890, now seen corresponding path program 1 times [2021-11-21 01:51:34,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:51:34,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561848105] [2021-11-21 01:51:34,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:51:34,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:51:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:51:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 01:51:35,101 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:51:35,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561848105] [2021-11-21 01:51:35,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561848105] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:51:35,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777600068] [2021-11-21 01:51:35,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:51:35,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:51:35,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:51:35,107 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:51:35,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 01:51:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:51:35,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 2069 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 01:51:35,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:51:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 01:51:36,052 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:51:36,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777600068] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:51:36,053 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:51:36,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2021-11-21 01:51:36,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806444043] [2021-11-21 01:51:36,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:51:36,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 01:51:36,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:51:36,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 01:51:36,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-21 01:51:36,113 INFO L87 Difference]: Start difference. First operand has 217 states, 110 states have (on average 1.1818181818181819) internal successors, (130), 111 states have internal predecessors, (130), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 5 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-21 01:51:37,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:51:37,659 INFO L93 Difference]: Finished difference Result 405 states and 616 transitions. [2021-11-21 01:51:37,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 01:51:37,663 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 65 [2021-11-21 01:51:37,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:51:37,679 INFO L225 Difference]: With dead ends: 405 [2021-11-21 01:51:37,679 INFO L226 Difference]: Without dead ends: 217 [2021-11-21 01:51:37,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-21 01:51:37,691 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 0 mSDsluCounter, 826 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1024 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-21 01:51:37,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1024 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-21 01:51:37,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-11-21 01:51:37,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2021-11-21 01:51:37,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 110 states have (on average 1.1727272727272726) internal successors, (129), 112 states have internal predecessors, (129), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2021-11-21 01:51:37,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 317 transitions. [2021-11-21 01:51:37,781 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 317 transitions. Word has length 65 [2021-11-21 01:51:37,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:51:37,782 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 317 transitions. [2021-11-21 01:51:37,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-21 01:51:37,783 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 317 transitions. [2021-11-21 01:51:37,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 01:51:37,788 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:51:37,788 INFO L514 BasicCegarLoop]: trace histogram [6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:51:37,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-21 01:51:38,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-21 01:51:38,001 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:51:38,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:51:38,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1874311014, now seen corresponding path program 1 times [2021-11-21 01:51:38,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:51:38,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39095655] [2021-11-21 01:51:38,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:51:38,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:51:38,091 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-21 01:51:38,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1561142245] [2021-11-21 01:51:38,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:51:38,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:51:38,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:51:38,093 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:51:38,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 01:51:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:51:38,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 2185 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 01:51:38,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:51:38,758 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 01:51:38,759 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:51:38,759 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:51:38,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39095655] [2021-11-21 01:51:38,759 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-21 01:51:38,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561142245] [2021-11-21 01:51:38,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561142245] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:51:38,760 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:51:38,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 01:51:38,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778954029] [2021-11-21 01:51:38,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:51:38,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 01:51:38,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:51:38,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 01:51:38,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:51:38,763 INFO L87 Difference]: Start difference. First operand 217 states and 317 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2021-11-21 01:51:39,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:51:39,641 INFO L93 Difference]: Finished difference Result 238 states and 337 transitions. [2021-11-21 01:51:39,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 01:51:39,644 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 74 [2021-11-21 01:51:39,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:51:39,645 INFO L225 Difference]: With dead ends: 238 [2021-11-21 01:51:39,645 INFO L226 Difference]: Without dead ends: 0 [2021-11-21 01:51:39,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-21 01:51:39,648 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 4 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2021-11-21 01:51:39,648 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 163 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-21 01:51:39,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-21 01:51:39,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-21 01:51:39,650 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) [2021-11-21 01:51:39,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-21 01:51:39,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2021-11-21 01:51:39,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:51:39,650 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-21 01:51:39,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2021-11-21 01:51:39,651 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-21 01:51:39,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-21 01:51:39,653 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-21 01:51:39,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-21 01:51:39,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:51:39,881 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-21 01:51:40,047 INFO L861 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: true [2021-11-21 01:51:40,048 INFO L858 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2021-11-21 01:51:40,048 INFO L861 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: true [2021-11-21 01:51:40,048 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2021-11-21 01:51:40,048 INFO L858 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2021-11-21 01:51:40,048 INFO L861 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2021-11-21 01:51:40,048 INFO L858 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2021-11-21 01:51:40,048 INFO L861 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2021-11-21 01:51:40,049 INFO L858 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2021-11-21 01:51:40,049 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2021-11-21 01:51:40,049 INFO L861 garLoopResultBuilder]: At program point L7014(lines 7014 7016) the Hoare annotation is: true [2021-11-21 01:51:40,049 INFO L861 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7012 7024) the Hoare annotation is: true [2021-11-21 01:51:40,049 INFO L858 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2021-11-21 01:51:40,049 INFO L858 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2021-11-21 01:51:40,049 INFO L858 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2021-11-21 01:51:40,049 INFO L861 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: true [2021-11-21 01:51:40,050 INFO L858 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2021-11-21 01:51:40,050 INFO L861 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: true [2021-11-21 01:51:40,050 INFO L858 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2021-11-21 01:51:40,050 INFO L858 garLoopResultBuilder]: For program point nondet_uint8_tEXIT(line 267) no Hoare annotation was computed. [2021-11-21 01:51:40,050 INFO L861 garLoopResultBuilder]: At program point nondet_uint8_tENTRY(line 267) the Hoare annotation is: true [2021-11-21 01:51:40,050 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2021-11-21 01:51:40,050 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2021-11-21 01:51:40,050 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: true [2021-11-21 01:51:40,051 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2021-11-21 01:51:40,051 INFO L858 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2021-11-21 01:51:40,051 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)) [2021-11-21 01:51:40,051 INFO L858 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2021-11-21 01:51:40,051 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2021-11-21 01:51:40,051 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-21 01:51:40,051 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-21 01:51:40,052 INFO L861 garLoopResultBuilder]: At program point L7178(line 7178) the Hoare annotation is: true [2021-11-21 01:51:40,052 INFO L858 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7176 7180) no Hoare annotation was computed. [2021-11-21 01:51:40,052 INFO L861 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7176 7180) the Hoare annotation is: true [2021-11-21 01:51:40,052 INFO L858 garLoopResultBuilder]: For program point L7177-2(lines 7176 7180) no Hoare annotation was computed. [2021-11-21 01:51:40,052 INFO L858 garLoopResultBuilder]: For program point L7177(lines 7177 7179) no Hoare annotation was computed. [2021-11-21 01:51:40,052 INFO L858 garLoopResultBuilder]: For program point L7178-1(line 7178) no Hoare annotation was computed. [2021-11-21 01:51:40,052 INFO L858 garLoopResultBuilder]: For program point L7393-1(line 7393) no Hoare annotation was computed. [2021-11-21 01:51:40,052 INFO L861 garLoopResultBuilder]: At program point L7393(line 7393) the Hoare annotation is: true [2021-11-21 01:51:40,052 INFO L861 garLoopResultBuilder]: At program point my_memmoveENTRY(lines 7392 7394) the Hoare annotation is: true [2021-11-21 01:51:40,053 INFO L858 garLoopResultBuilder]: For program point my_memmoveEXIT(lines 7392 7394) no Hoare annotation was computed. [2021-11-21 01:51:40,053 INFO L861 garLoopResultBuilder]: At program point memmove_implENTRY(lines 7375 7390) the Hoare annotation is: true [2021-11-21 01:51:40,053 INFO L858 garLoopResultBuilder]: For program point L7386(line 7386) no Hoare annotation was computed. [2021-11-21 01:51:40,053 INFO L858 garLoopResultBuilder]: For program point L7383-1(lines 7383 7387) no Hoare annotation was computed. [2021-11-21 01:51:40,053 INFO L861 garLoopResultBuilder]: At program point L7385-1(line 7385) the Hoare annotation is: true [2021-11-21 01:51:40,053 INFO L861 garLoopResultBuilder]: At program point L7385(line 7385) the Hoare annotation is: true [2021-11-21 01:51:40,053 INFO L858 garLoopResultBuilder]: For program point L7379(lines 7375 7390) no Hoare annotation was computed. [2021-11-21 01:51:40,054 INFO L858 garLoopResultBuilder]: For program point memmove_implEXIT(lines 7375 7390) no Hoare annotation was computed. [2021-11-21 01:51:40,054 INFO L861 garLoopResultBuilder]: At program point L7376-1(lines 7376 7378) the Hoare annotation is: true [2021-11-21 01:51:40,054 INFO L861 garLoopResultBuilder]: At program point L7376(lines 7376 7378) the Hoare annotation is: true [2021-11-21 01:51:40,054 INFO L861 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: true [2021-11-21 01:51:40,054 INFO L858 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2021-11-21 01:51:40,054 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2021-11-21 01:51:40,054 INFO L861 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2021-11-21 01:51:40,054 INFO L858 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2021-11-21 01:51:40,055 INFO L861 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: true [2021-11-21 01:51:40,055 INFO L861 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2021-11-21 01:51:40,055 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2021-11-21 01:51:40,055 INFO L861 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2021-11-21 01:51:40,055 INFO L861 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2021-11-21 01:51:40,055 INFO L861 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2021-11-21 01:51:40,055 INFO L858 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2021-11-21 01:51:40,055 INFO L861 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2021-11-21 01:51:40,056 INFO L858 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2021-11-21 01:51:40,056 INFO L861 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2021-11-21 01:51:40,056 INFO L858 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2021-11-21 01:51:40,056 INFO L861 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2021-11-21 01:51:40,056 INFO L861 garLoopResultBuilder]: At program point my_memsetENTRY(lines 7445 7447) the Hoare annotation is: true [2021-11-21 01:51:40,056 INFO L861 garLoopResultBuilder]: At program point L7446(line 7446) the Hoare annotation is: true [2021-11-21 01:51:40,056 INFO L858 garLoopResultBuilder]: For program point my_memsetEXIT(lines 7445 7447) no Hoare annotation was computed. [2021-11-21 01:51:40,056 INFO L858 garLoopResultBuilder]: For program point L7446-1(line 7446) no Hoare annotation was computed. [2021-11-21 01:51:40,057 INFO L858 garLoopResultBuilder]: For program point memset_implEXIT(lines 7435 7443) no Hoare annotation was computed. [2021-11-21 01:51:40,057 INFO L861 garLoopResultBuilder]: At program point L7439-1(line 7439) the Hoare annotation is: true [2021-11-21 01:51:40,057 INFO L861 garLoopResultBuilder]: At program point L7439(line 7439) the Hoare annotation is: true [2021-11-21 01:51:40,057 INFO L858 garLoopResultBuilder]: For program point L7440(line 7440) no Hoare annotation was computed. [2021-11-21 01:51:40,057 INFO L861 garLoopResultBuilder]: At program point memset_implENTRY(lines 7435 7443) the Hoare annotation is: true [2021-11-21 01:51:40,057 INFO L858 garLoopResultBuilder]: For program point L7436-1(lines 7435 7443) no Hoare annotation was computed. [2021-11-21 01:51:40,057 INFO L861 garLoopResultBuilder]: At program point L7436(line 7436) the Hoare annotation is: true [2021-11-21 01:51:40,058 INFO L858 garLoopResultBuilder]: For program point L7437-1(lines 7437 7441) no Hoare annotation was computed. [2021-11-21 01:51:40,058 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-21 01:51:40,058 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-21 01:51:40,058 INFO L861 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2021-11-21 01:51:40,058 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-11-21 01:51:40,058 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2021-11-21 01:51:40,058 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2021-11-21 01:51:40,058 INFO L861 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: true [2021-11-21 01:51:40,059 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-11-21 01:51:40,059 INFO L858 garLoopResultBuilder]: For program point L3363-2(line 3363) no Hoare annotation was computed. [2021-11-21 01:51:40,059 INFO L858 garLoopResultBuilder]: For program point L7195(lines 7195 7199) no Hoare annotation was computed. [2021-11-21 01:51:40,059 INFO L858 garLoopResultBuilder]: For program point L3355-1(line 3355) no Hoare annotation was computed. [2021-11-21 01:51:40,059 INFO L854 garLoopResultBuilder]: At program point L3355(line 3355) the Hoare annotation is: false [2021-11-21 01:51:40,059 INFO L854 garLoopResultBuilder]: At program point L8054(line 8054) the Hoare annotation is: false [2021-11-21 01:51:40,059 INFO L854 garLoopResultBuilder]: At program point L3355-2(lines 3345 3356) the Hoare annotation is: false [2021-11-21 01:51:40,059 INFO L854 garLoopResultBuilder]: At program point L3347-1(line 3347) the Hoare annotation is: false [2021-11-21 01:51:40,060 INFO L854 garLoopResultBuilder]: At program point L3347(line 3347) the Hoare annotation is: false [2021-11-21 01:51:40,060 INFO L861 garLoopResultBuilder]: At program point L8054-1(line 8054) the Hoare annotation is: true [2021-11-21 01:51:40,060 INFO L854 garLoopResultBuilder]: At program point L8046(line 8046) the Hoare annotation is: false [2021-11-21 01:51:40,060 INFO L858 garLoopResultBuilder]: For program point L3347-2(line 3347) no Hoare annotation was computed. [2021-11-21 01:51:40,060 INFO L858 garLoopResultBuilder]: For program point L8046-1(line 8046) no Hoare annotation was computed. [2021-11-21 01:51:40,060 INFO L858 garLoopResultBuilder]: For program point L7204(lines 7204 7206) no Hoare annotation was computed. [2021-11-21 01:51:40,060 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-21 01:51:40,060 INFO L854 garLoopResultBuilder]: At program point L3381-1(line 3381) the Hoare annotation is: false [2021-11-21 01:51:40,061 INFO L854 garLoopResultBuilder]: At program point L3348(line 3348) the Hoare annotation is: false [2021-11-21 01:51:40,061 INFO L854 garLoopResultBuilder]: At program point L3381(line 3381) the Hoare annotation is: false [2021-11-21 01:51:40,061 INFO L858 garLoopResultBuilder]: For program point L3381-2(line 3381) no Hoare annotation was computed. [2021-11-21 01:51:40,061 INFO L858 garLoopResultBuilder]: For program point L3348-1(lines 3348 3352) no Hoare annotation was computed. [2021-11-21 01:51:40,061 INFO L858 garLoopResultBuilder]: For program point L8047-1(line 8047) no Hoare annotation was computed. [2021-11-21 01:51:40,061 INFO L854 garLoopResultBuilder]: At program point L8047(line 8047) the Hoare annotation is: false [2021-11-21 01:51:40,061 INFO L858 garLoopResultBuilder]: For program point L7205-1(line 7205) no Hoare annotation was computed. [2021-11-21 01:51:40,062 INFO L854 garLoopResultBuilder]: At program point L7205(line 7205) the Hoare annotation is: false [2021-11-21 01:51:40,062 INFO L858 garLoopResultBuilder]: For program point L3390(lines 3390 3405) no Hoare annotation was computed. [2021-11-21 01:51:40,062 INFO L858 garLoopResultBuilder]: For program point L8048-1(line 8048) no Hoare annotation was computed. [2021-11-21 01:51:40,062 INFO L858 garLoopResultBuilder]: For program point L3407-1(line 3407) no Hoare annotation was computed. [2021-11-21 01:51:40,062 INFO L854 garLoopResultBuilder]: At program point L8048(line 8048) the Hoare annotation is: false [2021-11-21 01:51:40,062 INFO L854 garLoopResultBuilder]: At program point L3407(line 3407) the Hoare annotation is: false [2021-11-21 01:51:40,062 INFO L858 garLoopResultBuilder]: For program point L3457-1(line 3457) no Hoare annotation was computed. [2021-11-21 01:51:40,062 INFO L854 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2021-11-21 01:51:40,062 INFO L854 garLoopResultBuilder]: At program point L3457(line 3457) the Hoare annotation is: false [2021-11-21 01:51:40,063 INFO L854 garLoopResultBuilder]: At program point L3358(lines 3358 3378) the Hoare annotation is: false [2021-11-21 01:51:40,063 INFO L858 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2021-11-21 01:51:40,063 INFO L854 garLoopResultBuilder]: At program point L7190(lines 7190 7207) the Hoare annotation is: false [2021-11-21 01:51:40,063 INFO L858 garLoopResultBuilder]: For program point L3383-1(line 3383) no Hoare annotation was computed. [2021-11-21 01:51:40,063 INFO L854 garLoopResultBuilder]: At program point L3350(line 3350) the Hoare annotation is: false [2021-11-21 01:51:40,063 INFO L854 garLoopResultBuilder]: At program point L3383(line 3383) the Hoare annotation is: false [2021-11-21 01:51:40,063 INFO L858 garLoopResultBuilder]: For program point L3350-2(line 3350) no Hoare annotation was computed. [2021-11-21 01:51:40,063 INFO L854 garLoopResultBuilder]: At program point L3350-1(line 3350) the Hoare annotation is: false [2021-11-21 01:51:40,064 INFO L858 garLoopResultBuilder]: For program point L7182(lines 7182 7188) no Hoare annotation was computed. [2021-11-21 01:51:40,064 INFO L854 garLoopResultBuilder]: At program point L3408(lines 3380 3409) the Hoare annotation is: false [2021-11-21 01:51:40,064 INFO L858 garLoopResultBuilder]: For program point L8049-1(line 8049) no Hoare annotation was computed. [2021-11-21 01:51:40,064 INFO L854 garLoopResultBuilder]: At program point L8049(line 8049) the Hoare annotation is: false [2021-11-21 01:51:40,064 INFO L858 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2021-11-21 01:51:40,064 INFO L854 garLoopResultBuilder]: At program point L3367-2(lines 3367 3376) the Hoare annotation is: false [2021-11-21 01:51:40,064 INFO L854 garLoopResultBuilder]: At program point L3450(line 3450) the Hoare annotation is: false [2021-11-21 01:51:40,064 INFO L858 garLoopResultBuilder]: For program point L3450-2(line 3450) no Hoare annotation was computed. [2021-11-21 01:51:40,065 INFO L854 garLoopResultBuilder]: At program point L3450-1(line 3450) the Hoare annotation is: false [2021-11-21 01:51:40,065 INFO L854 garLoopResultBuilder]: At program point L8050(line 8050) the Hoare annotation is: false [2021-11-21 01:51:40,065 INFO L854 garLoopResultBuilder]: At program point L7183(lines 7183 7187) the Hoare annotation is: false [2021-11-21 01:51:40,065 INFO L858 garLoopResultBuilder]: For program point L8050-1(line 8050) no Hoare annotation was computed. [2021-11-21 01:51:40,065 INFO L854 garLoopResultBuilder]: At program point L3360(line 3360) the Hoare annotation is: false [2021-11-21 01:51:40,065 INFO L858 garLoopResultBuilder]: For program point L3393(lines 3393 3405) no Hoare annotation was computed. [2021-11-21 01:51:40,065 INFO L858 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2021-11-21 01:51:40,065 INFO L858 garLoopResultBuilder]: For program point L3360-2(line 3360) no Hoare annotation was computed. [2021-11-21 01:51:40,066 INFO L854 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2021-11-21 01:51:40,066 INFO L854 garLoopResultBuilder]: At program point L3360-1(line 3360) the Hoare annotation is: false [2021-11-21 01:51:40,066 INFO L854 garLoopResultBuilder]: At program point L3393-2(lines 3390 3405) the Hoare annotation is: false [2021-11-21 01:51:40,066 INFO L858 garLoopResultBuilder]: For program point L3385(lines 3385 3388) no Hoare annotation was computed. [2021-11-21 01:51:40,066 INFO L854 garLoopResultBuilder]: At program point L3451-2(lines 3451 3456) the Hoare annotation is: false [2021-11-21 01:51:40,066 INFO L858 garLoopResultBuilder]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2021-11-21 01:51:40,066 INFO L854 garLoopResultBuilder]: At program point L3377(line 3377) the Hoare annotation is: false [2021-11-21 01:51:40,066 INFO L854 garLoopResultBuilder]: At program point L3402(line 3402) the Hoare annotation is: false [2021-11-21 01:51:40,066 INFO L858 garLoopResultBuilder]: For program point L3369-1(line 3369) no Hoare annotation was computed. [2021-11-21 01:51:40,067 INFO L854 garLoopResultBuilder]: At program point L3369(line 3369) the Hoare annotation is: false [2021-11-21 01:51:40,067 INFO L858 garLoopResultBuilder]: For program point L3402-1(line 3402) no Hoare annotation was computed. [2021-11-21 01:51:40,067 INFO L854 garLoopResultBuilder]: At program point L8035-1(line 8035) the Hoare annotation is: (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) [2021-11-21 01:51:40,067 INFO L854 garLoopResultBuilder]: At program point L8035(line 8035) the Hoare annotation is: (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) [2021-11-21 01:51:40,067 INFO L858 garLoopResultBuilder]: For program point L3361-1(lines 3361 3365) no Hoare annotation was computed. [2021-11-21 01:51:40,067 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-21 01:51:40,067 INFO L854 garLoopResultBuilder]: At program point L3361(line 3361) the Hoare annotation is: false [2021-11-21 01:51:40,067 INFO L858 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2021-11-21 01:51:40,068 INFO L858 garLoopResultBuilder]: For program point L8035-2(line 8035) no Hoare annotation was computed. [2021-11-21 01:51:40,068 INFO L854 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2021-11-21 01:51:40,068 INFO L854 garLoopResultBuilder]: At program point L3386(line 3386) the Hoare annotation is: false [2021-11-21 01:51:40,068 INFO L858 garLoopResultBuilder]: For program point L3386-2(line 3386) no Hoare annotation was computed. [2021-11-21 01:51:40,068 INFO L854 garLoopResultBuilder]: At program point L3386-1(line 3386) the Hoare annotation is: false [2021-11-21 01:51:40,068 INFO L858 garLoopResultBuilder]: For program point L7185-1(line 7185) no Hoare annotation was computed. [2021-11-21 01:51:40,068 INFO L854 garLoopResultBuilder]: At program point L7185(line 7185) the Hoare annotation is: false [2021-11-21 01:51:40,068 INFO L854 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2021-11-21 01:51:40,069 INFO L854 garLoopResultBuilder]: At program point L8036-1(line 8036) the Hoare annotation is: (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) [2021-11-21 01:51:40,069 INFO L854 garLoopResultBuilder]: At program point L8036(line 8036) the Hoare annotation is: (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) [2021-11-21 01:51:40,069 INFO L858 garLoopResultBuilder]: For program point L3395-1(line 3395) no Hoare annotation was computed. [2021-11-21 01:51:40,073 INFO L854 garLoopResultBuilder]: At program point L3395(line 3395) the Hoare annotation is: false [2021-11-21 01:51:40,074 INFO L858 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2021-11-21 01:51:40,074 INFO L858 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2021-11-21 01:51:40,074 INFO L854 garLoopResultBuilder]: At program point L3354(line 3354) the Hoare annotation is: false [2021-11-21 01:51:40,074 INFO L854 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: false [2021-11-21 01:51:40,075 INFO L858 garLoopResultBuilder]: For program point L3354-2(line 3354) no Hoare annotation was computed. [2021-11-21 01:51:40,075 INFO L854 garLoopResultBuilder]: At program point L3354-1(line 3354) the Hoare annotation is: false [2021-11-21 01:51:40,075 INFO L854 garLoopResultBuilder]: At program point L3404(line 3404) the Hoare annotation is: false [2021-11-21 01:51:40,075 INFO L854 garLoopResultBuilder]: At program point L8045-2(lines 8045 8053) the Hoare annotation is: false [2021-11-21 01:51:40,075 INFO L858 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2021-11-21 01:51:40,075 INFO L854 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: false [2021-11-21 01:51:40,076 INFO L858 garLoopResultBuilder]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2021-11-21 01:51:40,076 INFO L858 garLoopResultBuilder]: For program point L8045(lines 8045 8053) no Hoare annotation was computed. [2021-11-21 01:51:40,076 INFO L858 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2021-11-21 01:51:40,076 INFO L854 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2021-11-21 01:51:40,076 INFO L858 garLoopResultBuilder]: For program point L8037-1(line 8037) no Hoare annotation was computed. [2021-11-21 01:51:40,076 INFO L854 garLoopResultBuilder]: At program point L3363-1(line 3363) the Hoare annotation is: false [2021-11-21 01:51:40,076 INFO L854 garLoopResultBuilder]: At program point L8037(line 8037) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_erase_harness_#t~ret798#1| 0) [2021-11-21 01:51:40,077 INFO L854 garLoopResultBuilder]: At program point L3363(line 3363) the Hoare annotation is: false [2021-11-21 01:51:40,077 INFO L858 garLoopResultBuilder]: For program point aws_array_list_pop_backEXIT(lines 3429 3446) no Hoare annotation was computed. [2021-11-21 01:51:40,077 INFO L861 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2021-11-21 01:51:40,077 INFO L858 garLoopResultBuilder]: For program point L3445-1(line 3445) no Hoare annotation was computed. [2021-11-21 01:51:40,077 INFO L861 garLoopResultBuilder]: At program point L3445(line 3445) the Hoare annotation is: true [2021-11-21 01:51:40,077 INFO L858 garLoopResultBuilder]: For program point L3444-2(line 3444) no Hoare annotation was computed. [2021-11-21 01:51:40,078 INFO L861 garLoopResultBuilder]: At program point aws_array_list_pop_backENTRY(lines 3429 3446) the Hoare annotation is: true [2021-11-21 01:51:40,078 INFO L861 garLoopResultBuilder]: At program point L3444-1(line 3444) the Hoare annotation is: true [2021-11-21 01:51:40,078 INFO L861 garLoopResultBuilder]: At program point L3440(line 3440) the Hoare annotation is: true [2021-11-21 01:51:40,078 INFO L861 garLoopResultBuilder]: At program point L3438(line 3438) the Hoare annotation is: true [2021-11-21 01:51:40,078 INFO L858 garLoopResultBuilder]: For program point L3440-2(line 3440) no Hoare annotation was computed. [2021-11-21 01:51:40,078 INFO L861 garLoopResultBuilder]: At program point L3440-1(line 3440) the Hoare annotation is: true [2021-11-21 01:51:40,079 INFO L861 garLoopResultBuilder]: At program point L3436(line 3436) the Hoare annotation is: true [2021-11-21 01:51:40,079 INFO L858 garLoopResultBuilder]: For program point L3438-1(line 3438) no Hoare annotation was computed. [2021-11-21 01:51:40,079 INFO L861 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2021-11-21 01:51:40,079 INFO L858 garLoopResultBuilder]: For program point L3436-1(line 3436) no Hoare annotation was computed. [2021-11-21 01:51:40,079 INFO L861 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2021-11-21 01:51:40,079 INFO L858 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2021-11-21 01:51:40,079 INFO L861 garLoopResultBuilder]: At program point L3431-1(line 3431) the Hoare annotation is: true [2021-11-21 01:51:40,080 INFO L861 garLoopResultBuilder]: At program point L3431(line 3431) the Hoare annotation is: true [2021-11-21 01:51:40,080 INFO L858 garLoopResultBuilder]: For program point L3432-1(lines 3432 3442) no Hoare annotation was computed. [2021-11-21 01:51:40,080 INFO L858 garLoopResultBuilder]: For program point aws_array_list_pop_backFINAL(lines 3429 3446) no Hoare annotation was computed. [2021-11-21 01:51:40,080 INFO L858 garLoopResultBuilder]: For program point L3431-2(line 3431) no Hoare annotation was computed. [2021-11-21 01:51:40,080 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-21 01:51:40,081 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-21 01:51:40,081 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-21 01:51:40,081 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-21 01:51:40,081 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-21 01:51:40,081 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-21 01:51:40,085 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-21 01:51:40,087 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-21 01:51:40,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:51:40 BoogieIcfgContainer [2021-11-21 01:51:40,098 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 01:51:40,098 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 01:51:40,099 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 01:51:40,099 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 01:51:40,099 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:51:34" (3/4) ... [2021-11-21 01:51:40,102 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 01:51:40,107 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-21 01:51:40,107 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-11-21 01:51:40,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memset [2021-11-21 01:51:40,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memset_impl [2021-11-21 01:51:40,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint8_t [2021-11-21 01:51:40,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-11-21 01:51:40,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-11-21 01:51:40,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-21 01:51:40,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-21 01:51:40,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-11-21 01:51:40,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-11-21 01:51:40,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-11-21 01:51:40,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2021-11-21 01:51:40,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memmove [2021-11-21 01:51:40,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memmove_impl [2021-11-21 01:51:40,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-11-21 01:51:40,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2021-11-21 01:51:40,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_pop_back [2021-11-21 01:51:40,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-21 01:51:40,137 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 176 nodes and edges [2021-11-21 01:51:40,141 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 72 nodes and edges [2021-11-21 01:51:40,143 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-11-21 01:51:40,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-21 01:51:40,147 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-21 01:51:40,149 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-21 01:51:40,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-21 01:51:40,153 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-21 01:51:41,003 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-21 01:51:41,003 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 01:51:41,004 INFO L158 Benchmark]: Toolchain (without parser) took 12498.94ms. Allocated memory was 117.4MB in the beginning and 199.2MB in the end (delta: 81.8MB). Free memory was 75.4MB in the beginning and 62.7MB in the end (delta: 12.6MB). Peak memory consumption was 130.7MB. Max. memory is 16.1GB. [2021-11-21 01:51:41,004 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 54.3MB in the beginning and 54.3MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:51:41,005 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3004.73ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 75.4MB in the beginning and 85.3MB in the end (delta: -9.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-11-21 01:51:41,005 INFO L158 Benchmark]: Boogie Procedure Inliner took 237.90ms. Allocated memory is still 157.3MB. Free memory was 85.3MB in the beginning and 76.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 01:51:41,005 INFO L158 Benchmark]: Boogie Preprocessor took 128.90ms. Allocated memory is still 157.3MB. Free memory was 76.5MB in the beginning and 69.4MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 01:51:41,006 INFO L158 Benchmark]: RCFGBuilder took 2225.83ms. Allocated memory is still 157.3MB. Free memory was 69.4MB in the beginning and 55.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2021-11-21 01:51:41,006 INFO L158 Benchmark]: TraceAbstraction took 5987.27ms. Allocated memory was 157.3MB in the beginning and 199.2MB in the end (delta: 41.9MB). Free memory was 55.3MB in the beginning and 69.9MB in the end (delta: -14.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-11-21 01:51:41,006 INFO L158 Benchmark]: Witness Printer took 904.58ms. Allocated memory is still 199.2MB. Free memory was 69.9MB in the beginning and 62.7MB in the end (delta: 7.2MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2021-11-21 01:51:41,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 54.3MB in the beginning and 54.3MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3004.73ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 75.4MB in the beginning and 85.3MB in the end (delta: -9.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 237.90ms. Allocated memory is still 157.3MB. Free memory was 85.3MB in the beginning and 76.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 128.90ms. Allocated memory is still 157.3MB. Free memory was 76.5MB in the beginning and 69.4MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2225.83ms. Allocated memory is still 157.3MB. Free memory was 69.4MB in the beginning and 55.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5987.27ms. Allocated memory was 157.3MB in the beginning and 199.2MB in the end (delta: 41.9MB). Free memory was 55.3MB in the beginning and 69.9MB in the end (delta: -14.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Witness Printer took 904.58ms. Allocated memory is still 199.2MB. Free memory was 69.9MB in the beginning and 62.7MB in the end (delta: 7.2MB). Peak memory consumption was 44.9MB. 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 20 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 2, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 1187 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 974 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 227 IncrementalHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 305 mSDtfsCounter, 227 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 143 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 112 LocationsWithAnnotation, 398 PreInvPairs, 400 NumberOfFragments, 128 HoareAnnotationTreeSize, 398 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 112 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 201 ConstructedInterpolants, 0 QuantifiedInterpolants, 241 SizeOfPredicates, 4 NumberOfNonLiveVariables, 4254 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 153/162 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: 3358]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8054]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3380]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-21 01:51:41,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd2d17-79cd-443f-a7bb-f65564784820/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