./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fab77e35ee9737971bef4cfaab645b79b32b241c77e037d17af53d4cd9996d59 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:51:24,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:51:24,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:51:24,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:51:24,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:51:24,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:51:24,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:51:24,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:51:24,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:51:24,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:51:24,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:51:24,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:51:24,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:51:24,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:51:24,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:51:24,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:51:24,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:51:24,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:51:24,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:51:24,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:51:24,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:51:24,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:51:24,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:51:24,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:51:24,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:51:24,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:51:24,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:51:24,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:51:24,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:51:24,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:51:24,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:51:24,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:51:24,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:51:24,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:51:24,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:51:24,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:51:24,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:51:24,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:51:24,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:51:24,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:51:24,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:51:24,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:51:24,439 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:51:24,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:51:24,440 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:51:24,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:51:24,440 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:51:24,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:51:24,441 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:51:24,441 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:51:24,441 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:51:24,441 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:51:24,442 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:51:24,442 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:51:24,442 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:51:24,442 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:51:24,442 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:51:24,443 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:51:24,443 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:51:24,443 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:51:24,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:51:24,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:51:24,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:51:24,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:51:24,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:51:24,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:51:24,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:51:24,445 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:51:24,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:51:24,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:51:24,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:51:24,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:51:24,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:51:24,447 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:51:24,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:51:24,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:51:24,447 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:51:24,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:51:24,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:51:24,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:51:24,448 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fab77e35ee9737971bef4cfaab645b79b32b241c77e037d17af53d4cd9996d59 [2022-11-23 14:51:24,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:51:24,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:51:24,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:51:24,799 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:51:24,800 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:51:24,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i [2022-11-23 14:51:27,860 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:51:28,393 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:51:28,394 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i [2022-11-23 14:51:28,472 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/data/ef81c53cf/1a32da73418041fbaf0f2d6dd2364869/FLAG08432e420 [2022-11-23 14:51:28,489 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/data/ef81c53cf/1a32da73418041fbaf0f2d6dd2364869 [2022-11-23 14:51:28,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:51:28,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:51:28,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:51:28,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:51:28,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:51:28,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:51:28" (1/1) ... [2022-11-23 14:51:28,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b0b6199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:28, skipping insertion in model container [2022-11-23 14:51:28,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:51:28" (1/1) ... [2022-11-23 14:51:28,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:51:28,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:51:28,877 WARN L237 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_d3fb8cdd-2c61-4e29-8c06-0f676737af17/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4494,4507] [2022-11-23 14:51:28,889 WARN L237 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_d3fb8cdd-2c61-4e29-8c06-0f676737af17/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4554,4567] [2022-11-23 14:51:29,788 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 14:51:29,861 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,862 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,863 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,864 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,865 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,879 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,880 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,882 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,883 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,885 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,886 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,887 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:29,888 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,289 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 14:51:30,291 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 14:51:30,292 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 14:51:30,293 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 14:51:30,295 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 14:51:30,296 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 14:51:30,296 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 14:51:30,297 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 14:51:30,298 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 14:51:30,299 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 14:51:30,488 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,495 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:51:30,602 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:51:30,615 WARN L237 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_d3fb8cdd-2c61-4e29-8c06-0f676737af17/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4494,4507] [2022-11-23 14:51:30,616 WARN L237 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_d3fb8cdd-2c61-4e29-8c06-0f676737af17/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness.i[4554,4567] [2022-11-23 14:51:30,650 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 14:51:30,667 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,667 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,668 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,668 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,669 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,677 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,677 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,678 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,679 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,680 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,681 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,682 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,682 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,770 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 14:51:30,771 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 14:51:30,771 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 14:51:30,772 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 14:51:30,773 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 14:51:30,810 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 14:51:30,811 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 14:51:30,811 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 14:51:30,812 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 14:51:30,812 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 14:51:30,851 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,860 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:51:30,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:51:31,138 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:51:31,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31 WrapperNode [2022-11-23 14:51:31,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:51:31,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:51:31,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:51:31,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:51:31,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,400 INFO L138 Inliner]: procedures = 691, calls = 1689, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 666 [2022-11-23 14:51:31,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:51:31,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:51:31,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:51:31,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:51:31,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,492 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:51:31,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:51:31,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:51:31,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:51:31,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (1/1) ... [2022-11-23 14:51:31,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:51:31,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:51:31,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:51:31,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:51:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-23 14:51:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:51:31,619 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-23 14:51:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-23 14:51:31,619 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-23 14:51:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-23 14:51:31,619 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-23 14:51:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-23 14:51:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:51:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-23 14:51:31,621 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-23 14:51:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 14:51:31,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 14:51:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:51:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:51:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:51:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2022-11-23 14:51:31,622 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2022-11-23 14:51:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:51:31,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:51:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-23 14:51:31,623 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-23 14:51:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-11-23 14:51:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-11-23 14:51:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-23 14:51:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-23 14:51:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-23 14:51:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-23 14:51:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-23 14:51:31,625 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-23 14:51:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 14:51:31,625 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 14:51:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-11-23 14:51:31,625 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-11-23 14:51:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:51:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:51:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:51:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-23 14:51:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-23 14:51:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-23 14:51:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-23 14:51:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:51:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-23 14:51:31,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-23 14:51:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:51:32,005 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:51:32,007 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:51:33,279 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:51:33,460 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:51:33,460 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 14:51:33,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:51:33 BoogieIcfgContainer [2022-11-23 14:51:33,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:51:33,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:51:33,468 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:51:33,471 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:51:33,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:51:28" (1/3) ... [2022-11-23 14:51:33,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@548e234b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:51:33, skipping insertion in model container [2022-11-23 14:51:33,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:31" (2/3) ... [2022-11-23 14:51:33,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@548e234b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:51:33, skipping insertion in model container [2022-11-23 14:51:33,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:51:33" (3/3) ... [2022-11-23 14:51:33,487 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_front_harness.i [2022-11-23 14:51:33,507 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:51:33,507 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:51:33,578 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:51:33,589 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6627837, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:51:33,589 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:51:33,599 INFO L276 IsEmpty]: Start isEmpty. Operand has 151 states, 79 states have (on average 1.1772151898734178) internal successors, (93), 80 states have internal predecessors, (93), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-23 14:51:33,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-23 14:51:33,615 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:51:33,616 INFO L195 NwaCegarLoop]: trace histogram [10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:51:33,616 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:51:33,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:51:33,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1729950454, now seen corresponding path program 1 times [2022-11-23 14:51:33,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:51:33,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694009359] [2022-11-23 14:51:33,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:51:33,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:51:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:51:35,042 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-23 14:51:35,043 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:51:35,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694009359] [2022-11-23 14:51:35,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694009359] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:51:35,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1434973596] [2022-11-23 14:51:35,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:51:35,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:51:35,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:51:35,050 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:51:35,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:51:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:51:35,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 2197 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-23 14:51:35,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:51:35,767 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-23 14:51:35,768 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:51:35,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1434973596] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:51:35,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 14:51:35,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2022-11-23 14:51:35,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366120491] [2022-11-23 14:51:35,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:51:35,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:51:35,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:51:35,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:51:35,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:51:35,817 INFO L87 Difference]: Start difference. First operand has 151 states, 79 states have (on average 1.1772151898734178) internal successors, (93), 80 states have internal predecessors, (93), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 5 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-23 14:51:36,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:51:36,463 INFO L93 Difference]: Finished difference Result 279 states and 394 transitions. [2022-11-23 14:51:36,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:51:36,466 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 95 [2022-11-23 14:51:36,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:51:36,481 INFO L225 Difference]: With dead ends: 279 [2022-11-23 14:51:36,481 INFO L226 Difference]: Without dead ends: 147 [2022-11-23 14:51:36,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:51:36,497 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 0 mSDsluCounter, 465 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-23 14:51:36,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 629 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-23 14:51:36,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2022-11-23 14:51:36,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2022-11-23 14:51:36,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 76 states have (on average 1.131578947368421) internal successors, (86), 78 states have internal predecessors, (86), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (59), 52 states have call predecessors, (59), 52 states have call successors, (59) [2022-11-23 14:51:36,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 199 transitions. [2022-11-23 14:51:36,583 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 199 transitions. Word has length 95 [2022-11-23 14:51:36,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:51:36,584 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 199 transitions. [2022-11-23 14:51:36,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-23 14:51:36,585 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 199 transitions. [2022-11-23 14:51:36,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-23 14:51:36,596 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:51:36,597 INFO L195 NwaCegarLoop]: trace histogram [10, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:51:36,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 14:51:36,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-23 14:51:36,808 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:51:36,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:51:36,808 INFO L85 PathProgramCache]: Analyzing trace with hash 223781802, now seen corresponding path program 1 times [2022-11-23 14:51:36,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:51:36,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818503136] [2022-11-23 14:51:36,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:51:36,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:51:36,910 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:51:36,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1428671352] [2022-11-23 14:51:36,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:51:36,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:51:36,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:51:36,912 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:51:36,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 14:51:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:51:37,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 2335 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 14:51:37,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:51:37,640 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-11-23 14:51:37,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:51:37,640 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:51:37,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818503136] [2022-11-23 14:51:37,641 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:51:37,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428671352] [2022-11-23 14:51:37,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428671352] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:51:37,642 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:51:37,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:51:37,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905200371] [2022-11-23 14:51:37,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:51:37,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:51:37,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:51:37,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:51:37,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:51:37,646 INFO L87 Difference]: Start difference. First operand 147 states and 199 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2022-11-23 14:51:37,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:51:37,902 INFO L93 Difference]: Finished difference Result 174 states and 224 transitions. [2022-11-23 14:51:37,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:51:37,903 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 104 [2022-11-23 14:51:37,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:51:37,904 INFO L225 Difference]: With dead ends: 174 [2022-11-23 14:51:37,904 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 14:51:37,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:51:37,907 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 4 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 14:51:37,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 156 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 14:51:37,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 14:51:37,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 14:51:37,910 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) [2022-11-23 14:51:37,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 14:51:37,910 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2022-11-23 14:51:37,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:51:37,911 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 14:51:37,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2022-11-23 14:51:37,911 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 14:51:37,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 14:51:37,914 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 14:51:37,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 14:51:38,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-23 14:51:38,126 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 14:51:38,265 INFO L902 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: true [2022-11-23 14:51:38,265 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2022-11-23 14:51:38,265 INFO L902 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: true [2022-11-23 14:51:38,266 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2022-11-23 14:51:38,266 INFO L899 garLoopResultBuilder]: For program point L7011-4(lines 7010 7022) no Hoare annotation was computed. [2022-11-23 14:51:38,266 INFO L899 garLoopResultBuilder]: For program point L7011-2(lines 7011 7021) no Hoare annotation was computed. [2022-11-23 14:51:38,266 INFO L902 garLoopResultBuilder]: At program point L7018(line 7018) the Hoare annotation is: true [2022-11-23 14:51:38,266 INFO L899 garLoopResultBuilder]: For program point L7020-1(line 7020) no Hoare annotation was computed. [2022-11-23 14:51:38,266 INFO L902 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2022-11-23 14:51:38,267 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7010 7022) no Hoare annotation was computed. [2022-11-23 14:51:38,267 INFO L899 garLoopResultBuilder]: For program point L7018-3(lines 7018 7020) no Hoare annotation was computed. [2022-11-23 14:51:38,267 INFO L902 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7010 7022) the Hoare annotation is: true [2022-11-23 14:51:38,267 INFO L899 garLoopResultBuilder]: For program point L7018-1(lines 7018 7020) no Hoare annotation was computed. [2022-11-23 14:51:38,267 INFO L899 garLoopResultBuilder]: For program point L7012-1(lines 7012 7014) no Hoare annotation was computed. [2022-11-23 14:51:38,267 INFO L902 garLoopResultBuilder]: At program point L7012(lines 7012 7014) the Hoare annotation is: true [2022-11-23 14:51:38,268 INFO L899 garLoopResultBuilder]: For program point L7015-1(line 7015) no Hoare annotation was computed. [2022-11-23 14:51:38,268 INFO L902 garLoopResultBuilder]: At program point L7015(line 7015) the Hoare annotation is: true [2022-11-23 14:51:38,268 INFO L899 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2022-11-23 14:51:38,268 INFO L902 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: true [2022-11-23 14:51:38,268 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6996 7008) no Hoare annotation was computed. [2022-11-23 14:51:38,268 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6996 7008) the Hoare annotation is: true [2022-11-23 14:51:38,269 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: true [2022-11-23 14:51:38,269 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2022-11-23 14:51:38,269 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2022-11-23 14:51:38,269 INFO L895 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)) [2022-11-23 14:51:38,270 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2022-11-23 14:51:38,270 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2022-11-23 14:51:38,270 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-11-23 14:51:38,270 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-11-23 14:51:38,270 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7174 7178) no Hoare annotation was computed. [2022-11-23 14:51:38,270 INFO L902 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7174 7178) the Hoare annotation is: true [2022-11-23 14:51:38,271 INFO L899 garLoopResultBuilder]: For program point L7175(lines 7175 7177) no Hoare annotation was computed. [2022-11-23 14:51:38,271 INFO L899 garLoopResultBuilder]: For program point L7176-1(line 7176) no Hoare annotation was computed. [2022-11-23 14:51:38,271 INFO L902 garLoopResultBuilder]: At program point L7176(line 7176) the Hoare annotation is: true [2022-11-23 14:51:38,271 INFO L899 garLoopResultBuilder]: For program point L7175-2(lines 7174 7178) no Hoare annotation was computed. [2022-11-23 14:51:38,271 INFO L902 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: true [2022-11-23 14:51:38,271 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2022-11-23 14:51:38,272 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2022-11-23 14:51:38,272 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2022-11-23 14:51:38,272 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2022-11-23 14:51:38,272 INFO L902 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: true [2022-11-23 14:51:38,272 INFO L902 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2022-11-23 14:51:38,272 INFO L902 garLoopResultBuilder]: At program point L7378(line 7378) the Hoare annotation is: true [2022-11-23 14:51:38,273 INFO L902 garLoopResultBuilder]: At program point L7381-3(lines 7381 7382) the Hoare annotation is: true [2022-11-23 14:51:38,273 INFO L899 garLoopResultBuilder]: For program point L7379(line 7379) no Hoare annotation was computed. [2022-11-23 14:51:38,273 INFO L902 garLoopResultBuilder]: At program point L7374(line 7374) the Hoare annotation is: true [2022-11-23 14:51:38,273 INFO L899 garLoopResultBuilder]: For program point memcpy_implEXIT(lines 7373 7385) no Hoare annotation was computed. [2022-11-23 14:51:38,273 INFO L902 garLoopResultBuilder]: At program point memcpy_implENTRY(lines 7373 7385) the Hoare annotation is: true [2022-11-23 14:51:38,273 INFO L902 garLoopResultBuilder]: At program point L7374-1(line 7374) the Hoare annotation is: true [2022-11-23 14:51:38,274 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2022-11-23 14:51:38,274 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2022-11-23 14:51:38,274 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2022-11-23 14:51:38,274 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2022-11-23 14:51:38,274 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2022-11-23 14:51:38,275 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2022-11-23 14:51:38,275 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2022-11-23 14:51:38,275 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2022-11-23 14:51:38,275 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2022-11-23 14:51:38,275 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2022-11-23 14:51:38,275 INFO L902 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 2795 2799) the Hoare annotation is: true [2022-11-23 14:51:38,276 INFO L902 garLoopResultBuilder]: At program point L2798(line 2798) the Hoare annotation is: true [2022-11-23 14:51:38,276 INFO L902 garLoopResultBuilder]: At program point L2796(line 2796) the Hoare annotation is: true [2022-11-23 14:51:38,276 INFO L899 garLoopResultBuilder]: For program point L2798-1(line 2798) no Hoare annotation was computed. [2022-11-23 14:51:38,276 INFO L899 garLoopResultBuilder]: For program point L2796-1(lines 2796 2798) no Hoare annotation was computed. [2022-11-23 14:51:38,276 INFO L899 garLoopResultBuilder]: For program point L2796-3(lines 2796 2798) no Hoare annotation was computed. [2022-11-23 14:51:38,276 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 2795 2799) no Hoare annotation was computed. [2022-11-23 14:51:38,276 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-11-23 14:51:38,277 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-11-23 14:51:38,277 INFO L902 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2022-11-23 14:51:38,277 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-11-23 14:51:38,277 INFO L902 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7387 7389) the Hoare annotation is: true [2022-11-23 14:51:38,277 INFO L899 garLoopResultBuilder]: For program point L7388-1(line 7388) no Hoare annotation was computed. [2022-11-23 14:51:38,277 INFO L902 garLoopResultBuilder]: At program point L7388(line 7388) the Hoare annotation is: true [2022-11-23 14:51:38,278 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7387 7389) no Hoare annotation was computed. [2022-11-23 14:51:38,278 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2022-11-23 14:51:38,278 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2022-11-23 14:51:38,278 INFO L902 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: true [2022-11-23 14:51:38,278 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-11-23 14:51:38,278 INFO L899 garLoopResultBuilder]: For program point L3330-2(line 3330) no Hoare annotation was computed. [2022-11-23 14:51:38,279 INFO L895 garLoopResultBuilder]: At program point L3330-1(line 3330) the Hoare annotation is: false [2022-11-23 14:51:38,279 INFO L899 garLoopResultBuilder]: For program point L7996-1(line 7996) no Hoare annotation was computed. [2022-11-23 14:51:38,279 INFO L895 garLoopResultBuilder]: At program point L7996(line 7996) the Hoare annotation is: false [2022-11-23 14:51:38,279 INFO L899 garLoopResultBuilder]: For program point L7980-1(line 7980) no Hoare annotation was computed. [2022-11-23 14:51:38,279 INFO L895 garLoopResultBuilder]: At program point L7980(line 7980) the Hoare annotation is: false [2022-11-23 14:51:38,279 INFO L899 garLoopResultBuilder]: For program point L3331-3(line 3331) no Hoare annotation was computed. [2022-11-23 14:51:38,280 INFO L895 garLoopResultBuilder]: At program point L3331-2(line 3331) the Hoare annotation is: false [2022-11-23 14:51:38,280 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 14:51:38,280 INFO L899 garLoopResultBuilder]: For program point L7196-1(line 7196) no Hoare annotation was computed. [2022-11-23 14:51:38,280 INFO L899 garLoopResultBuilder]: For program point L7997-1(line 7997) no Hoare annotation was computed. [2022-11-23 14:51:38,280 INFO L895 garLoopResultBuilder]: At program point L7196(line 7196) the Hoare annotation is: false [2022-11-23 14:51:38,280 INFO L895 garLoopResultBuilder]: At program point L7997(line 7997) the Hoare annotation is: false [2022-11-23 14:51:38,281 INFO L899 garLoopResultBuilder]: For program point L7989-2(line 7989) no Hoare annotation was computed. [2022-11-23 14:51:38,281 INFO L895 garLoopResultBuilder]: At program point L7989-1(line 7989) the Hoare annotation is: false [2022-11-23 14:51:38,281 INFO L902 garLoopResultBuilder]: At program point L7188(lines 7188 7205) the Hoare annotation is: true [2022-11-23 14:51:38,281 INFO L895 garLoopResultBuilder]: At program point L7989(line 7989) the Hoare annotation is: false [2022-11-23 14:51:38,281 INFO L899 garLoopResultBuilder]: For program point L7981-1(line 7981) no Hoare annotation was computed. [2022-11-23 14:51:38,281 INFO L899 garLoopResultBuilder]: For program point L7180(lines 7180 7186) no Hoare annotation was computed. [2022-11-23 14:51:38,282 INFO L895 garLoopResultBuilder]: At program point L7981(line 7981) the Hoare annotation is: false [2022-11-23 14:51:38,282 INFO L899 garLoopResultBuilder]: For program point L7990-3(line 7990) no Hoare annotation was computed. [2022-11-23 14:51:38,282 INFO L895 garLoopResultBuilder]: At program point L7990-2(line 7990) the Hoare annotation is: false [2022-11-23 14:51:38,282 INFO L895 garLoopResultBuilder]: At program point L3341-1(line 3341) the Hoare annotation is: false [2022-11-23 14:51:38,282 INFO L895 garLoopResultBuilder]: At program point L3341(line 3341) the Hoare annotation is: false [2022-11-23 14:51:38,282 INFO L895 garLoopResultBuilder]: At program point L7181(lines 7181 7185) the Hoare annotation is: false [2022-11-23 14:51:38,283 INFO L899 garLoopResultBuilder]: For program point L3341-2(line 3341) no Hoare annotation was computed. [2022-11-23 14:51:38,283 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2022-11-23 14:51:38,283 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2022-11-23 14:51:38,283 INFO L895 garLoopResultBuilder]: At program point L3342(line 3342) the Hoare annotation is: false [2022-11-23 14:51:38,283 INFO L895 garLoopResultBuilder]: At program point L3342-2(lines 3328 3343) the Hoare annotation is: false [2022-11-23 14:51:38,283 INFO L899 garLoopResultBuilder]: For program point L3342-1(line 3342) no Hoare annotation was computed. [2022-11-23 14:51:38,284 INFO L895 garLoopResultBuilder]: At program point L3334(line 3334) the Hoare annotation is: false [2022-11-23 14:51:38,284 INFO L899 garLoopResultBuilder]: For program point L3334-1(lines 3334 3339) no Hoare annotation was computed. [2022-11-23 14:51:38,284 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2022-11-23 14:51:38,284 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2022-11-23 14:51:38,284 INFO L899 garLoopResultBuilder]: For program point L7183-1(line 7183) no Hoare annotation was computed. [2022-11-23 14:51:38,284 INFO L895 garLoopResultBuilder]: At program point L7183(line 7183) the Hoare annotation is: false [2022-11-23 14:51:38,285 INFO L899 garLoopResultBuilder]: For program point L7976-2(line 7976) no Hoare annotation was computed. [2022-11-23 14:51:38,285 INFO L895 garLoopResultBuilder]: At program point L7976-1(line 7976) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2022-11-23 14:51:38,285 INFO L895 garLoopResultBuilder]: At program point L7976(line 7976) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2022-11-23 14:51:38,285 INFO L899 garLoopResultBuilder]: For program point L3335-1(line 3335) no Hoare annotation was computed. [2022-11-23 14:51:38,285 INFO L895 garLoopResultBuilder]: At program point L3335(line 3335) the Hoare annotation is: false [2022-11-23 14:51:38,285 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2022-11-23 14:51:38,286 INFO L899 garLoopResultBuilder]: For program point L8001-1(line 8001) no Hoare annotation was computed. [2022-11-23 14:51:38,286 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2022-11-23 14:51:38,286 INFO L895 garLoopResultBuilder]: At program point L8001(line 8001) the Hoare annotation is: false [2022-11-23 14:51:38,286 INFO L895 garLoopResultBuilder]: At program point L7993-2(lines 7993 7998) the Hoare annotation is: false [2022-11-23 14:51:38,286 INFO L899 garLoopResultBuilder]: For program point L7993(lines 7993 7998) no Hoare annotation was computed. [2022-11-23 14:51:38,286 INFO L895 garLoopResultBuilder]: At program point L3336(line 3336) the Hoare annotation is: false [2022-11-23 14:51:38,287 INFO L895 garLoopResultBuilder]: At program point L7977-1(line 7977) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2022-11-23 14:51:38,287 INFO L895 garLoopResultBuilder]: At program point L7977(line 7977) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2022-11-23 14:51:38,287 INFO L899 garLoopResultBuilder]: For program point L3336-1(line 3336) no Hoare annotation was computed. [2022-11-23 14:51:38,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 14:51:38,287 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2022-11-23 14:51:38,287 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2022-11-23 14:51:38,288 INFO L899 garLoopResultBuilder]: For program point L7193(lines 7193 7197) no Hoare annotation was computed. [2022-11-23 14:51:38,288 INFO L895 garLoopResultBuilder]: At program point L7978(line 7978) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_front_harness_#t~ret793#1| 0) [2022-11-23 14:51:38,288 INFO L895 garLoopResultBuilder]: At program point L3337-1(line 3337) the Hoare annotation is: false [2022-11-23 14:51:38,288 INFO L895 garLoopResultBuilder]: At program point L3337(line 3337) the Hoare annotation is: false [2022-11-23 14:51:38,288 INFO L899 garLoopResultBuilder]: For program point L7978-1(line 7978) no Hoare annotation was computed. [2022-11-23 14:51:38,288 INFO L899 garLoopResultBuilder]: For program point L3337-2(line 3337) no Hoare annotation was computed. [2022-11-23 14:51:38,289 INFO L899 garLoopResultBuilder]: For program point L7202(lines 7202 7204) no Hoare annotation was computed. [2022-11-23 14:51:38,289 INFO L899 garLoopResultBuilder]: For program point L7995-1(line 7995) no Hoare annotation was computed. [2022-11-23 14:51:38,289 INFO L895 garLoopResultBuilder]: At program point L7995(line 7995) the Hoare annotation is: false [2022-11-23 14:51:38,289 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2022-11-23 14:51:38,289 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2022-11-23 14:51:38,289 INFO L895 garLoopResultBuilder]: At program point L3330(line 3330) the Hoare annotation is: false [2022-11-23 14:51:38,289 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-11-23 14:51:38,290 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-11-23 14:51:38,290 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-11-23 14:51:38,290 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-11-23 14:51:38,290 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-11-23 14:51:38,290 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-11-23 14:51:38,294 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-23 14:51:38,296 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 14:51:38,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:51:38 BoogieIcfgContainer [2022-11-23 14:51:38,305 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 14:51:38,306 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 14:51:38,306 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 14:51:38,306 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 14:51:38,307 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:51:33" (3/4) ... [2022-11-23 14:51:38,310 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 14:51:38,316 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2022-11-23 14:51:38,316 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-23 14:51:38,316 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-11-23 14:51:38,316 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-11-23 14:51:38,316 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-11-23 14:51:38,316 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-23 14:51:38,317 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-23 14:51:38,317 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-11-23 14:51:38,317 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2022-11-23 14:51:38,317 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-11-23 14:51:38,317 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-11-23 14:51:38,317 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2022-11-23 14:51:38,317 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-11-23 14:51:38,318 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_impl [2022-11-23 14:51:38,318 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-11-23 14:51:38,318 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-23 14:51:38,329 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 168 nodes and edges [2022-11-23 14:51:38,331 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2022-11-23 14:51:38,332 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-23 14:51:38,333 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-23 14:51:38,334 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-23 14:51:38,335 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 14:51:38,336 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 14:51:38,337 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 14:51:38,938 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 14:51:38,939 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 14:51:38,940 INFO L158 Benchmark]: Toolchain (without parser) took 10445.22ms. Allocated memory was 184.5MB in the beginning and 310.4MB in the end (delta: 125.8MB). Free memory was 153.0MB in the beginning and 222.5MB in the end (delta: -69.5MB). Peak memory consumption was 225.9MB. Max. memory is 16.1GB. [2022-11-23 14:51:38,940 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:51:38,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2640.66ms. Allocated memory is still 184.5MB. Free memory was 152.8MB in the beginning and 61.4MB in the end (delta: 91.4MB). Peak memory consumption was 88.7MB. Max. memory is 16.1GB. [2022-11-23 14:51:38,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 216.67ms. Allocated memory was 184.5MB in the beginning and 253.8MB in the end (delta: 69.2MB). Free memory was 133.9MB in the beginning and 196.6MB in the end (delta: -62.7MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-11-23 14:51:38,941 INFO L158 Benchmark]: Boogie Preprocessor took 119.42ms. Allocated memory is still 253.8MB. Free memory was 196.6MB in the beginning and 190.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 14:51:38,941 INFO L158 Benchmark]: RCFGBuilder took 1942.97ms. Allocated memory is still 253.8MB. Free memory was 190.3MB in the beginning and 138.6MB in the end (delta: 51.7MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2022-11-23 14:51:38,942 INFO L158 Benchmark]: TraceAbstraction took 4837.93ms. Allocated memory was 253.8MB in the beginning and 310.4MB in the end (delta: 56.6MB). Free memory was 137.6MB in the beginning and 162.3MB in the end (delta: -24.7MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2022-11-23 14:51:38,942 INFO L158 Benchmark]: Witness Printer took 633.01ms. Allocated memory is still 310.4MB. Free memory was 162.3MB in the beginning and 222.5MB in the end (delta: -60.2MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2022-11-23 14:51:38,944 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2640.66ms. Allocated memory is still 184.5MB. Free memory was 152.8MB in the beginning and 61.4MB in the end (delta: 91.4MB). Peak memory consumption was 88.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 216.67ms. Allocated memory was 184.5MB in the beginning and 253.8MB in the end (delta: 69.2MB). Free memory was 133.9MB in the beginning and 196.6MB in the end (delta: -62.7MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.42ms. Allocated memory is still 253.8MB. Free memory was 196.6MB in the beginning and 190.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1942.97ms. Allocated memory is still 253.8MB. Free memory was 190.3MB in the beginning and 138.6MB in the end (delta: 51.7MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4837.93ms. Allocated memory was 253.8MB in the beginning and 310.4MB in the end (delta: 56.6MB). Free memory was 137.6MB in the beginning and 162.3MB in the end (delta: -24.7MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Witness Printer took 633.01ms. Allocated memory is still 310.4MB. Free memory was 162.3MB in the beginning and 222.5MB in the end (delta: -60.2MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 151 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 2, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 785 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 577 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 225 IncrementalHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 208 mSDtfsCounter, 225 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 203 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 197 PreInvPairs, 199 NumberOfFragments, 91 HoareAnnotationTreeSize, 197 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 75 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 291 ConstructedInterpolants, 0 QuantifiedInterpolants, 331 SizeOfPredicates, 4 NumberOfNonLiveVariables, 4532 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 375/390 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7381]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 14:51:38,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8cdd-2c61-4e29-8c06-0f676737af17/bin/utaipan-Q6hlc19bkW/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