./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.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_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e --- 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-dbf71c6-m [2022-10-17 10:56:27,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:56:27,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:56:27,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:56:27,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:56:27,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:56:27,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:56:27,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:56:27,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:56:27,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:56:27,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:56:27,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:56:27,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:56:27,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:56:27,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:56:27,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:56:27,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:56:27,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:56:27,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:56:27,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:56:27,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:56:27,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:56:27,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:56:27,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:56:27,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:56:27,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:56:27,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:56:27,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:56:27,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:56:27,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:56:27,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:56:27,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:56:27,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:56:27,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:56:27,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:56:27,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:56:27,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:56:27,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:56:27,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:56:27,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:56:27,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:56:27,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:56:27,555 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:56:27,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:56:27,556 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:56:27,556 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:56:27,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:56:27,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:56:27,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:56:27,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:56:27,558 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:56:27,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:56:27,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:56:27,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:56:27,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:56:27,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:56:27,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:56:27,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:56:27,563 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:56:27,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:56:27,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:56:27,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:56:27,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:56:27,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:56:27,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:56:27,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:56:27,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:56:27,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:56:27,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:56:27,568 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:56:27,568 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:56:27,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:56:27,568 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_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e [2022-10-17 10:56:27,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:56:27,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:56:27,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:56:27,922 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:56:27,923 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:56:27,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-10-17 10:56:28,011 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/data/2580330ce/9ceded00fde34ffdad07b412ff375b2b/FLAG83b8d37a1 [2022-10-17 10:56:28,879 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:56:28,880 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-10-17 10:56:28,914 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/data/2580330ce/9ceded00fde34ffdad07b412ff375b2b/FLAG83b8d37a1 [2022-10-17 10:56:29,405 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/data/2580330ce/9ceded00fde34ffdad07b412ff375b2b [2022-10-17 10:56:29,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:56:29,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:56:29,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:56:29,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:56:29,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:56:29,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:56:29" (1/1) ... [2022-10-17 10:56:29,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4010fd20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:29, skipping insertion in model container [2022-10-17 10:56:29,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:56:29" (1/1) ... [2022-10-17 10:56:29,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:56:29,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:56:29,802 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_61a6e33e-ba76-466a-8f3a-b1b85b0effca/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-10-17 10:56:29,810 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_61a6e33e-ba76-466a-8f3a-b1b85b0effca/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-10-17 10:56:30,596 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-17 10:56:30,671 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,672 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,672 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,673 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,675 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,690 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,691 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,693 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,694 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,696 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,697 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,698 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:30,699 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,032 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-17 10:56:31,033 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-17 10:56:31,035 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-17 10:56:31,036 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-17 10:56:31,037 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-17 10:56:31,038 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-17 10:56:31,039 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-17 10:56:31,039 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-17 10:56:31,040 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-17 10:56:31,041 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-17 10:56:31,275 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,276 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,282 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,283 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,295 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,296 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,303 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,321 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,401 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,402 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:56:31,432 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:56:31,447 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_61a6e33e-ba76-466a-8f3a-b1b85b0effca/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-10-17 10:56:31,447 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_61a6e33e-ba76-466a-8f3a-b1b85b0effca/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-10-17 10:56:31,485 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-17 10:56:31,504 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,504 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,505 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,505 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,506 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,515 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,519 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,524 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,526 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,528 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,530 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,531 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,532 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,586 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-17 10:56:31,587 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-17 10:56:31,590 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-17 10:56:31,591 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-17 10:56:31,595 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-17 10:56:31,595 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-17 10:56:31,595 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-17 10:56:31,596 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-17 10:56:31,596 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-17 10:56:31,596 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-17 10:56:31,644 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,646 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,649 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,649 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,654 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,654 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,655 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,663 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,703 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,709 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 10:56:31,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:56:32,018 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:56:32,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32 WrapperNode [2022-10-17 10:56:32,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:56:32,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:56:32,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:56:32,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:56:32,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,216 INFO L138 Inliner]: procedures = 687, calls = 1681, calls flagged for inlining = 53, calls inlined = 12, statements flattened = 732 [2022-10-17 10:56:32,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:56:32,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:56:32,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:56:32,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:56:32,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,338 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:56:32,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:56:32,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:56:32,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:56:32,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (1/1) ... [2022-10-17 10:56:32,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:56:32,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:56:32,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:56:32,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:56:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2022-10-17 10:56:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2022-10-17 10:56:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:56:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-10-17 10:56:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-10-17 10:56:32,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-10-17 10:56:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-10-17 10:56:32,478 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-10-17 10:56:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-10-17 10:56:32,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:56:32,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-10-17 10:56:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-10-17 10:56:32,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 10:56:32,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 10:56:32,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:56:32,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:56:32,479 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2022-10-17 10:56:32,480 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2022-10-17 10:56:32,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:56:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:56:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:56:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-10-17 10:56:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-10-17 10:56:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-10-17 10:56:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-10-17 10:56:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-10-17 10:56:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-10-17 10:56:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-10-17 10:56:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-10-17 10:56:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:56:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:56:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2022-10-17 10:56:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2022-10-17 10:56:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:56:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:56:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:56:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-10-17 10:56:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-10-17 10:56:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-10-17 10:56:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-10-17 10:56:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:56:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2022-10-17 10:56:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2022-10-17 10:56:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-10-17 10:56:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-10-17 10:56:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-10-17 10:56:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-10-17 10:56:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-10-17 10:56:32,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-10-17 10:56:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:56:32,914 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:56:32,917 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:56:34,277 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:56:34,296 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:56:34,296 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:56:34,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:56:34 BoogieIcfgContainer [2022-10-17 10:56:34,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:56:34,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:56:34,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:56:34,313 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:56:34,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:56:29" (1/3) ... [2022-10-17 10:56:34,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25bab20e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:56:34, skipping insertion in model container [2022-10-17 10:56:34,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:56:32" (2/3) ... [2022-10-17 10:56:34,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25bab20e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:56:34, skipping insertion in model container [2022-10-17 10:56:34,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:56:34" (3/3) ... [2022-10-17 10:56:34,317 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness.i [2022-10-17 10:56:34,337 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:56:34,337 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:56:34,453 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:56:34,468 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=PETRI_NET, 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;@53bf8bf2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:56:34,468 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:56:34,472 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 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) [2022-10-17 10:56:34,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 10:56:34,484 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:56:34,485 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1] [2022-10-17 10:56:34,486 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:56:34,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:56:34,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1159260553, now seen corresponding path program 1 times [2022-10-17 10:56:34,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:56:34,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085959571] [2022-10-17 10:56:34,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:56:34,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:56:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:56:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:56:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:56:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:56:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-17 10:56:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-17 10:56:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:56:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-10-17 10:56:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:56:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-17 10:56:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-17 10:56:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-17 10:56:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-17 10:56:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:35,457 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-10-17 10:56:35,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:56:35,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085959571] [2022-10-17 10:56:35,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085959571] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:56:35,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:56:35,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:56:35,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280738774] [2022-10-17 10:56:35,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:56:35,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:56:35,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:56:35,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:56:35,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:56:35,498 INFO L87 Difference]: Start difference. First operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 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 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-10-17 10:56:36,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:56:36,432 INFO L93 Difference]: Finished difference Result 527 states and 815 transitions. [2022-10-17 10:56:36,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 10:56:36,435 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 82 [2022-10-17 10:56:36,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:56:36,459 INFO L225 Difference]: With dead ends: 527 [2022-10-17 10:56:36,459 INFO L226 Difference]: Without dead ends: 281 [2022-10-17 10:56:36,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:56:36,480 INFO L413 NwaCegarLoop]: 319 mSDtfsCounter, 129 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-10-17 10:56:36,486 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 394 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-10-17 10:56:36,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-10-17 10:56:36,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 243. [2022-10-17 10:56:36,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 137 states have (on average 1.1824817518248176) internal successors, (162), 138 states have internal predecessors, (162), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2022-10-17 10:56:36,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 333 transitions. [2022-10-17 10:56:36,618 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 333 transitions. Word has length 82 [2022-10-17 10:56:36,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:56:36,619 INFO L495 AbstractCegarLoop]: Abstraction has 243 states and 333 transitions. [2022-10-17 10:56:36,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-10-17 10:56:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 333 transitions. [2022-10-17 10:56:36,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 10:56:36,633 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:56:36,633 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1] [2022-10-17 10:56:36,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 10:56:36,634 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:56:36,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:56:36,634 INFO L85 PathProgramCache]: Analyzing trace with hash 808636019, now seen corresponding path program 1 times [2022-10-17 10:56:36,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:56:36,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041096440] [2022-10-17 10:56:36,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:56:36,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:56:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:56:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:56:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:56:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:56:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-17 10:56:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-17 10:56:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:56:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-10-17 10:56:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:56:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-17 10:56:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-17 10:56:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-17 10:56:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-17 10:56:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:37,927 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-10-17 10:56:37,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:56:37,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041096440] [2022-10-17 10:56:37,929 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041096440] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:56:37,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076084093] [2022-10-17 10:56:37,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:56:37,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:56:37,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:56:37,936 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:56:37,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-17 10:56:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:38,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 2106 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 10:56:38,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:56:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 10:56:38,538 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:56:38,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1076084093] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:56:38,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-17 10:56:38,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2022-10-17 10:56:38,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660648157] [2022-10-17 10:56:38,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:56:38,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 10:56:38,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:56:38,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:56:38,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-10-17 10:56:38,542 INFO L87 Difference]: Start difference. First operand 243 states and 333 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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) [2022-10-17 10:56:38,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:56:38,772 INFO L93 Difference]: Finished difference Result 451 states and 640 transitions. [2022-10-17 10:56:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 10:56:38,772 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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 82 [2022-10-17 10:56:38,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:56:38,776 INFO L225 Difference]: With dead ends: 451 [2022-10-17 10:56:38,776 INFO L226 Difference]: Without dead ends: 245 [2022-10-17 10:56:38,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-10-17 10:56:38,779 INFO L413 NwaCegarLoop]: 314 mSDtfsCounter, 2 mSDsluCounter, 1192 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-17 10:56:38,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1506 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-17 10:56:38,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2022-10-17 10:56:38,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245. [2022-10-17 10:56:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 138 states have (on average 1.181159420289855) internal successors, (163), 140 states have internal predecessors, (163), 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) [2022-10-17 10:56:38,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 351 transitions. [2022-10-17 10:56:38,809 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 351 transitions. Word has length 82 [2022-10-17 10:56:38,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:56:38,810 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 351 transitions. [2022-10-17 10:56:38,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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) [2022-10-17 10:56:38,810 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 351 transitions. [2022-10-17 10:56:38,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 10:56:38,812 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:56:38,812 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:56:38,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:56:39,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:56:39,039 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:56:39,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:56:39,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1183616549, now seen corresponding path program 1 times [2022-10-17 10:56:39,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:56:39,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594291904] [2022-10-17 10:56:39,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:56:39,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:56:39,142 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:56:39,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [516335478] [2022-10-17 10:56:39,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:56:39,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:56:39,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:56:39,147 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:56:39,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-17 10:56:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:39,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 2248 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 10:56:39,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:56:39,715 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-10-17 10:56:39,717 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:56:39,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:56:39,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594291904] [2022-10-17 10:56:39,718 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 10:56:39,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516335478] [2022-10-17 10:56:39,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [516335478] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:56:39,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:56:39,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:56:39,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752648150] [2022-10-17 10:56:39,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:56:39,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:56:39,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:56:39,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:56:39,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:56:39,724 INFO L87 Difference]: Start difference. First operand 245 states and 351 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-17 10:56:39,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:56:39,779 INFO L93 Difference]: Finished difference Result 458 states and 690 transitions. [2022-10-17 10:56:39,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:56:39,780 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 97 [2022-10-17 10:56:39,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:56:39,785 INFO L225 Difference]: With dead ends: 458 [2022-10-17 10:56:39,786 INFO L226 Difference]: Without dead ends: 250 [2022-10-17 10:56:39,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:56:39,791 INFO L413 NwaCegarLoop]: 332 mSDtfsCounter, 10 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 10:56:39,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 986 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 10:56:39,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-10-17 10:56:39,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 247. [2022-10-17 10:56:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 140 states have (on average 1.1785714285714286) internal successors, (165), 142 states have internal predecessors, (165), 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) [2022-10-17 10:56:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 353 transitions. [2022-10-17 10:56:39,836 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 353 transitions. Word has length 97 [2022-10-17 10:56:39,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:56:39,837 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 353 transitions. [2022-10-17 10:56:39,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-17 10:56:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 353 transitions. [2022-10-17 10:56:39,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 10:56:39,841 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:56:39,841 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:56:39,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:56:40,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:56:40,067 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:56:40,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:56:40,068 INFO L85 PathProgramCache]: Analyzing trace with hash 307597543, now seen corresponding path program 1 times [2022-10-17 10:56:40,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:56:40,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518316545] [2022-10-17 10:56:40,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:56:40,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:56:40,160 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:56:40,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2052337914] [2022-10-17 10:56:40,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:56:40,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:56:40,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:56:40,179 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:56:40,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-17 10:56:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:56:40,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 2253 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:56:40,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:56:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 10:56:40,794 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:56:40,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:56:40,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518316545] [2022-10-17 10:56:40,795 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 10:56:40,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2052337914] [2022-10-17 10:56:40,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2052337914] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:56:40,796 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:56:40,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 10:56:40,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129549632] [2022-10-17 10:56:40,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:56:40,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 10:56:40,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:56:40,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:56:40,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:56:40,799 INFO L87 Difference]: Start difference. First operand 247 states and 353 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) [2022-10-17 10:56:40,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:56:40,885 INFO L93 Difference]: Finished difference Result 282 states and 390 transitions. [2022-10-17 10:56:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 10:56:40,886 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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 97 [2022-10-17 10:56:40,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:56:40,887 INFO L225 Difference]: With dead ends: 282 [2022-10-17 10:56:40,887 INFO L226 Difference]: Without dead ends: 0 [2022-10-17 10:56:40,889 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-10-17 10:56:40,890 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 90 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 10:56:40,891 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 235 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 10:56:40,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-17 10:56:40,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-17 10:56:40,892 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) [2022-10-17 10:56:40,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-17 10:56:40,893 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2022-10-17 10:56:40,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:56:40,893 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:56:40,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) [2022-10-17 10:56:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-17 10:56:40,894 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 10:56:40,896 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-10-17 10:56:40,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:56:41,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:56:41,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-17 10:56:41,687 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-10-17 10:56:41,687 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 2778 2783) no Hoare annotation was computed. [2022-10-17 10:56:41,688 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2022-10-17 10:56:41,688 INFO L895 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-10-17 10:56:41,688 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2022-10-17 10:56:41,688 INFO L899 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2022-10-17 10:56:41,688 INFO L902 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2022-10-17 10:56:41,689 INFO L899 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2022-10-17 10:56:41,689 INFO L902 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2022-10-17 10:56:41,703 INFO L899 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2022-10-17 10:56:41,703 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2022-10-17 10:56:41,703 INFO L895 garLoopResultBuilder]: At program point L7014(lines 7014 7016) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-10-17 10:56:41,704 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7012 7024) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-10-17 10:56:41,704 INFO L899 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2022-10-17 10:56:41,704 INFO L899 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2022-10-17 10:56:41,704 INFO L899 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2022-10-17 10:56:41,704 INFO L895 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-10-17 10:56:41,705 INFO L899 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2022-10-17 10:56:41,705 INFO L895 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-10-17 10:56:41,705 INFO L899 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2022-10-17 10:56:41,705 INFO L899 garLoopResultBuilder]: For program point L7013(line 7013) no Hoare annotation was computed. [2022-10-17 10:56:41,706 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tEXIT(line 267) no Hoare annotation was computed. [2022-10-17 10:56:41,706 INFO L902 garLoopResultBuilder]: At program point nondet_uint8_tENTRY(line 267) the Hoare annotation is: true [2022-10-17 10:56:41,706 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tFINAL(line 267) no Hoare annotation was computed. [2022-10-17 10:56:41,706 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2022-10-17 10:56:41,706 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2022-10-17 10:56:41,706 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6998 7010) no Hoare annotation was computed. [2022-10-17 10:56:41,707 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-10-17 10:56:41,707 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-10-17 10:56:41,707 INFO L899 garLoopResultBuilder]: For program point L3279(lines 3279 3280) no Hoare annotation was computed. [2022-10-17 10:56:41,707 INFO L899 garLoopResultBuilder]: For program point L3281-2(line 3281) no Hoare annotation was computed. [2022-10-17 10:56:41,707 INFO L899 garLoopResultBuilder]: For program point L3279-3(lines 3279 3281) no Hoare annotation was computed. [2022-10-17 10:56:41,708 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2022-10-17 10:56:41,708 INFO L899 garLoopResultBuilder]: For program point L3279-2(lines 3279 3280) no Hoare annotation was computed. [2022-10-17 10:56:41,708 INFO L899 garLoopResultBuilder]: For program point L3279-5(lines 3279 3281) no Hoare annotation was computed. [2022-10-17 10:56:41,708 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2022-10-17 10:56:41,708 INFO L895 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (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))) [2022-10-17 10:56:41,708 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2022-10-17 10:56:41,709 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2022-10-17 10:56:41,709 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-10-17 10:56:41,709 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-10-17 10:56:41,709 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-10-17 10:56:41,709 INFO L902 garLoopResultBuilder]: At program point L7178(line 7178) the Hoare annotation is: true [2022-10-17 10:56:41,710 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7176 7180) no Hoare annotation was computed. [2022-10-17 10:56:41,710 INFO L902 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7176 7180) the Hoare annotation is: true [2022-10-17 10:56:41,710 INFO L899 garLoopResultBuilder]: For program point L7177-2(lines 7176 7180) no Hoare annotation was computed. [2022-10-17 10:56:41,710 INFO L899 garLoopResultBuilder]: For program point L7177(lines 7177 7179) no Hoare annotation was computed. [2022-10-17 10:56:41,710 INFO L899 garLoopResultBuilder]: For program point L7178-1(line 7178) no Hoare annotation was computed. [2022-10-17 10:56:41,710 INFO L899 garLoopResultBuilder]: For program point L7393-1(line 7393) no Hoare annotation was computed. [2022-10-17 10:56:41,711 INFO L902 garLoopResultBuilder]: At program point L7393(line 7393) the Hoare annotation is: true [2022-10-17 10:56:41,711 INFO L902 garLoopResultBuilder]: At program point my_memmoveENTRY(lines 7392 7394) the Hoare annotation is: true [2022-10-17 10:56:41,711 INFO L899 garLoopResultBuilder]: For program point my_memmoveFINAL(lines 7392 7394) no Hoare annotation was computed. [2022-10-17 10:56:41,711 INFO L899 garLoopResultBuilder]: For program point my_memmoveEXIT(lines 7392 7394) no Hoare annotation was computed. [2022-10-17 10:56:41,711 INFO L902 garLoopResultBuilder]: At program point memmove_implENTRY(lines 7375 7390) the Hoare annotation is: true [2022-10-17 10:56:41,711 INFO L899 garLoopResultBuilder]: For program point L7386(line 7386) no Hoare annotation was computed. [2022-10-17 10:56:41,712 INFO L899 garLoopResultBuilder]: For program point L7383-1(lines 7383 7387) no Hoare annotation was computed. [2022-10-17 10:56:41,712 INFO L902 garLoopResultBuilder]: At program point L7385-1(line 7385) the Hoare annotation is: true [2022-10-17 10:56:41,712 INFO L902 garLoopResultBuilder]: At program point L7385(line 7385) the Hoare annotation is: true [2022-10-17 10:56:41,712 INFO L899 garLoopResultBuilder]: For program point L7379(lines 7375 7390) no Hoare annotation was computed. [2022-10-17 10:56:41,712 INFO L899 garLoopResultBuilder]: For program point memmove_implEXIT(lines 7375 7390) no Hoare annotation was computed. [2022-10-17 10:56:41,712 INFO L902 garLoopResultBuilder]: At program point L7376-1(lines 7376 7378) the Hoare annotation is: true [2022-10-17 10:56:41,713 INFO L902 garLoopResultBuilder]: At program point L7376(lines 7376 7378) the Hoare annotation is: true [2022-10-17 10:56:41,713 INFO L899 garLoopResultBuilder]: For program point memmove_implFINAL(lines 7375 7390) no Hoare annotation was computed. [2022-10-17 10:56:41,713 INFO L895 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-10-17 10:56:41,713 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2022-10-17 10:56:41,713 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2022-10-17 10:56:41,714 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2022-10-17 10:56:41,714 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2022-10-17 10:56:41,714 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2584 2592) no Hoare annotation was computed. [2022-10-17 10:56:41,714 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-10-17 10:56:41,714 INFO L902 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2022-10-17 10:56:41,715 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2022-10-17 10:56:41,715 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2022-10-17 10:56:41,715 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3487 3498) no Hoare annotation was computed. [2022-10-17 10:56:41,715 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2022-10-17 10:56:41,715 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2022-10-17 10:56:41,715 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2022-10-17 10:56:41,716 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2022-10-17 10:56:41,716 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2022-10-17 10:56:41,716 INFO L899 garLoopResultBuilder]: For program point L3493(line 3493) no Hoare annotation was computed. [2022-10-17 10:56:41,716 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2022-10-17 10:56:41,716 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2022-10-17 10:56:41,716 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2022-10-17 10:56:41,717 INFO L902 garLoopResultBuilder]: At program point my_memsetENTRY(lines 7445 7447) the Hoare annotation is: true [2022-10-17 10:56:41,717 INFO L899 garLoopResultBuilder]: For program point my_memsetFINAL(lines 7445 7447) no Hoare annotation was computed. [2022-10-17 10:56:41,717 INFO L902 garLoopResultBuilder]: At program point L7446(line 7446) the Hoare annotation is: true [2022-10-17 10:56:41,717 INFO L899 garLoopResultBuilder]: For program point my_memsetEXIT(lines 7445 7447) no Hoare annotation was computed. [2022-10-17 10:56:41,717 INFO L899 garLoopResultBuilder]: For program point L7446-1(line 7446) no Hoare annotation was computed. [2022-10-17 10:56:41,717 INFO L899 garLoopResultBuilder]: For program point memset_implEXIT(lines 7435 7443) no Hoare annotation was computed. [2022-10-17 10:56:41,718 INFO L902 garLoopResultBuilder]: At program point L7439-1(line 7439) the Hoare annotation is: true [2022-10-17 10:56:41,718 INFO L902 garLoopResultBuilder]: At program point L7439(line 7439) the Hoare annotation is: true [2022-10-17 10:56:41,718 INFO L899 garLoopResultBuilder]: For program point L7440(line 7440) no Hoare annotation was computed. [2022-10-17 10:56:41,718 INFO L902 garLoopResultBuilder]: At program point memset_implENTRY(lines 7435 7443) the Hoare annotation is: true [2022-10-17 10:56:41,718 INFO L899 garLoopResultBuilder]: For program point L7436-1(lines 7435 7443) no Hoare annotation was computed. [2022-10-17 10:56:41,718 INFO L902 garLoopResultBuilder]: At program point L7436(line 7436) the Hoare annotation is: true [2022-10-17 10:56:41,719 INFO L899 garLoopResultBuilder]: For program point L7437-1(lines 7437 7441) no Hoare annotation was computed. [2022-10-17 10:56:41,719 INFO L899 garLoopResultBuilder]: For program point memset_implFINAL(lines 7435 7443) no Hoare annotation was computed. [2022-10-17 10:56:41,719 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-10-17 10:56:41,719 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-10-17 10:56:41,719 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-10-17 10:56:41,719 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-10-17 10:56:41,720 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-10-17 10:56:41,720 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-10-17 10:56:41,720 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-10-17 10:56:41,720 INFO L899 garLoopResultBuilder]: For program point L7365(lines 7365 7367) no Hoare annotation was computed. [2022-10-17 10:56:41,720 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 2785 2787) no Hoare annotation was computed. [2022-10-17 10:56:41,720 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2022-10-17 10:56:41,720 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2022-10-17 10:56:41,721 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-10-17 10:56:41,721 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-10-17 10:56:41,721 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-10-17 10:56:41,721 INFO L899 garLoopResultBuilder]: For program point L3363-2(line 3363) no Hoare annotation was computed. [2022-10-17 10:56:41,721 INFO L899 garLoopResultBuilder]: For program point L7195(lines 7195 7199) no Hoare annotation was computed. [2022-10-17 10:56:41,721 INFO L899 garLoopResultBuilder]: For program point L3355-1(line 3355) no Hoare annotation was computed. [2022-10-17 10:56:41,722 INFO L895 garLoopResultBuilder]: At program point L3355(line 3355) the Hoare annotation is: false [2022-10-17 10:56:41,722 INFO L899 garLoopResultBuilder]: For program point L8029(lines 8029 8055) no Hoare annotation was computed. [2022-10-17 10:56:41,722 INFO L895 garLoopResultBuilder]: At program point L8054(line 8054) the Hoare annotation is: false [2022-10-17 10:56:41,722 INFO L895 garLoopResultBuilder]: At program point L3355-2(lines 3345 3356) the Hoare annotation is: false [2022-10-17 10:56:41,722 INFO L895 garLoopResultBuilder]: At program point L3347-1(line 3347) the Hoare annotation is: false [2022-10-17 10:56:41,722 INFO L895 garLoopResultBuilder]: At program point L3347(line 3347) the Hoare annotation is: false [2022-10-17 10:56:41,723 INFO L899 garLoopResultBuilder]: For program point L8054-1(line 8054) no Hoare annotation was computed. [2022-10-17 10:56:41,723 INFO L895 garLoopResultBuilder]: At program point L8046(line 8046) the Hoare annotation is: false [2022-10-17 10:56:41,723 INFO L899 garLoopResultBuilder]: For program point L3347-2(line 3347) no Hoare annotation was computed. [2022-10-17 10:56:41,723 INFO L899 garLoopResultBuilder]: For program point L8046-1(line 8046) no Hoare annotation was computed. [2022-10-17 10:56:41,723 INFO L899 garLoopResultBuilder]: For program point L7204(lines 7204 7206) no Hoare annotation was computed. [2022-10-17 10:56:41,723 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-17 10:56:41,724 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-17 10:56:41,724 INFO L895 garLoopResultBuilder]: At program point L3381-1(line 3381) the Hoare annotation is: false [2022-10-17 10:56:41,724 INFO L895 garLoopResultBuilder]: At program point L3348(line 3348) the Hoare annotation is: false [2022-10-17 10:56:41,724 INFO L895 garLoopResultBuilder]: At program point L3381(line 3381) the Hoare annotation is: false [2022-10-17 10:56:41,724 INFO L899 garLoopResultBuilder]: For program point L3381-2(line 3381) no Hoare annotation was computed. [2022-10-17 10:56:41,724 INFO L899 garLoopResultBuilder]: For program point L3348-1(lines 3348 3352) no Hoare annotation was computed. [2022-10-17 10:56:41,724 INFO L899 garLoopResultBuilder]: For program point L8047-1(line 8047) no Hoare annotation was computed. [2022-10-17 10:56:41,725 INFO L895 garLoopResultBuilder]: At program point L8047(line 8047) the Hoare annotation is: false [2022-10-17 10:56:41,725 INFO L899 garLoopResultBuilder]: For program point L7205-1(line 7205) no Hoare annotation was computed. [2022-10-17 10:56:41,725 INFO L895 garLoopResultBuilder]: At program point L7205(line 7205) the Hoare annotation is: false [2022-10-17 10:56:41,725 INFO L899 garLoopResultBuilder]: For program point L3390(lines 3390 3405) no Hoare annotation was computed. [2022-10-17 10:56:41,725 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 3458) no Hoare annotation was computed. [2022-10-17 10:56:41,725 INFO L902 garLoopResultBuilder]: At program point L8056(line 8056) the Hoare annotation is: true [2022-10-17 10:56:41,726 INFO L899 garLoopResultBuilder]: For program point L8048-1(line 8048) no Hoare annotation was computed. [2022-10-17 10:56:41,726 INFO L899 garLoopResultBuilder]: For program point L3407-1(line 3407) no Hoare annotation was computed. [2022-10-17 10:56:41,726 INFO L895 garLoopResultBuilder]: At program point L8048(line 8048) the Hoare annotation is: false [2022-10-17 10:56:41,726 INFO L895 garLoopResultBuilder]: At program point L3407(line 3407) the Hoare annotation is: false [2022-10-17 10:56:41,726 INFO L899 garLoopResultBuilder]: For program point L3457-1(line 3457) no Hoare annotation was computed. [2022-10-17 10:56:41,726 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2022-10-17 10:56:41,727 INFO L895 garLoopResultBuilder]: At program point L3457(line 3457) the Hoare annotation is: false [2022-10-17 10:56:41,727 INFO L895 garLoopResultBuilder]: At program point L3358(lines 3358 3378) the Hoare annotation is: false [2022-10-17 10:56:41,727 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2022-10-17 10:56:41,727 INFO L895 garLoopResultBuilder]: At program point L7190(lines 7190 7207) the Hoare annotation is: false [2022-10-17 10:56:41,727 INFO L899 garLoopResultBuilder]: For program point L3383-1(line 3383) no Hoare annotation was computed. [2022-10-17 10:56:41,727 INFO L895 garLoopResultBuilder]: At program point L3350(line 3350) the Hoare annotation is: false [2022-10-17 10:56:41,727 INFO L895 garLoopResultBuilder]: At program point L3383(line 3383) the Hoare annotation is: false [2022-10-17 10:56:41,728 INFO L899 garLoopResultBuilder]: For program point L3350-2(line 3350) no Hoare annotation was computed. [2022-10-17 10:56:41,728 INFO L895 garLoopResultBuilder]: At program point L3350-1(line 3350) the Hoare annotation is: false [2022-10-17 10:56:41,728 INFO L899 garLoopResultBuilder]: For program point L7182(lines 7182 7188) no Hoare annotation was computed. [2022-10-17 10:56:41,728 INFO L895 garLoopResultBuilder]: At program point L3408(lines 3380 3409) the Hoare annotation is: false [2022-10-17 10:56:41,728 INFO L899 garLoopResultBuilder]: For program point L8049-1(line 8049) no Hoare annotation was computed. [2022-10-17 10:56:41,728 INFO L895 garLoopResultBuilder]: At program point L8049(line 8049) the Hoare annotation is: false [2022-10-17 10:56:41,728 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-10-17 10:56:41,729 INFO L895 garLoopResultBuilder]: At program point L3367-2(lines 3367 3376) the Hoare annotation is: false [2022-10-17 10:56:41,729 INFO L895 garLoopResultBuilder]: At program point L3450(line 3450) the Hoare annotation is: false [2022-10-17 10:56:41,729 INFO L899 garLoopResultBuilder]: For program point L3450-2(line 3450) no Hoare annotation was computed. [2022-10-17 10:56:41,729 INFO L895 garLoopResultBuilder]: At program point L3450-1(line 3450) the Hoare annotation is: false [2022-10-17 10:56:41,729 INFO L895 garLoopResultBuilder]: At program point L8050(line 8050) the Hoare annotation is: false [2022-10-17 10:56:41,729 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7187) no Hoare annotation was computed. [2022-10-17 10:56:41,729 INFO L899 garLoopResultBuilder]: For program point L8050-1(line 8050) no Hoare annotation was computed. [2022-10-17 10:56:41,730 INFO L895 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2022-10-17 10:56:41,730 INFO L895 garLoopResultBuilder]: At program point L3360(line 3360) the Hoare annotation is: false [2022-10-17 10:56:41,730 INFO L899 garLoopResultBuilder]: For program point L3393(lines 3393 3405) no Hoare annotation was computed. [2022-10-17 10:56:41,730 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2022-10-17 10:56:41,730 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-17 10:56:41,730 INFO L899 garLoopResultBuilder]: For program point L3360-2(line 3360) no Hoare annotation was computed. [2022-10-17 10:56:41,731 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2022-10-17 10:56:41,731 INFO L895 garLoopResultBuilder]: At program point L3360-1(line 3360) the Hoare annotation is: false [2022-10-17 10:56:41,731 INFO L895 garLoopResultBuilder]: At program point L3393-2(lines 3390 3405) the Hoare annotation is: false [2022-10-17 10:56:41,731 INFO L899 garLoopResultBuilder]: For program point L3451(lines 3451 3456) no Hoare annotation was computed. [2022-10-17 10:56:41,731 INFO L899 garLoopResultBuilder]: For program point L3385(lines 3385 3388) no Hoare annotation was computed. [2022-10-17 10:56:41,731 INFO L895 garLoopResultBuilder]: At program point L3451-2(lines 3451 3456) the Hoare annotation is: false [2022-10-17 10:56:41,731 INFO L899 garLoopResultBuilder]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2022-10-17 10:56:41,732 INFO L895 garLoopResultBuilder]: At program point L3377(line 3377) the Hoare annotation is: false [2022-10-17 10:56:41,732 INFO L895 garLoopResultBuilder]: At program point L3402(line 3402) the Hoare annotation is: false [2022-10-17 10:56:41,732 INFO L899 garLoopResultBuilder]: For program point L3369-1(line 3369) no Hoare annotation was computed. [2022-10-17 10:56:41,732 INFO L895 garLoopResultBuilder]: At program point L3369(line 3369) the Hoare annotation is: false [2022-10-17 10:56:41,732 INFO L899 garLoopResultBuilder]: For program point L3402-1(line 3402) no Hoare annotation was computed. [2022-10-17 10:56:41,732 INFO L895 garLoopResultBuilder]: At program point L8035-1(line 8035) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-10-17 10:56:41,733 INFO L895 garLoopResultBuilder]: At program point L8035(line 8035) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-10-17 10:56:41,733 INFO L899 garLoopResultBuilder]: For program point L3361-1(lines 3361 3365) no Hoare annotation was computed. [2022-10-17 10:56:41,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-17 10:56:41,733 INFO L895 garLoopResultBuilder]: At program point L3361(line 3361) the Hoare annotation is: false [2022-10-17 10:56:41,733 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2022-10-17 10:56:41,733 INFO L899 garLoopResultBuilder]: For program point L8035-2(line 8035) no Hoare annotation was computed. [2022-10-17 10:56:41,734 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2022-10-17 10:56:41,734 INFO L895 garLoopResultBuilder]: At program point L3386(line 3386) the Hoare annotation is: false [2022-10-17 10:56:41,734 INFO L899 garLoopResultBuilder]: For program point L3386-2(line 3386) no Hoare annotation was computed. [2022-10-17 10:56:41,734 INFO L895 garLoopResultBuilder]: At program point L3386-1(line 3386) the Hoare annotation is: false [2022-10-17 10:56:41,734 INFO L899 garLoopResultBuilder]: For program point L7185-1(line 7185) no Hoare annotation was computed. [2022-10-17 10:56:41,734 INFO L895 garLoopResultBuilder]: At program point L7185(line 7185) the Hoare annotation is: false [2022-10-17 10:56:41,734 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2022-10-17 10:56:41,735 INFO L895 garLoopResultBuilder]: At program point L8036-1(line 8036) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-10-17 10:56:41,735 INFO L895 garLoopResultBuilder]: At program point L8036(line 8036) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-10-17 10:56:41,735 INFO L899 garLoopResultBuilder]: For program point L3395-1(line 3395) no Hoare annotation was computed. [2022-10-17 10:56:41,735 INFO L895 garLoopResultBuilder]: At program point L3395(line 3395) the Hoare annotation is: false [2022-10-17 10:56:41,735 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2022-10-17 10:56:41,735 INFO L899 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2022-10-17 10:56:41,736 INFO L895 garLoopResultBuilder]: At program point L3354(line 3354) the Hoare annotation is: false [2022-10-17 10:56:41,736 INFO L895 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: false [2022-10-17 10:56:41,736 INFO L899 garLoopResultBuilder]: For program point L3354-2(line 3354) no Hoare annotation was computed. [2022-10-17 10:56:41,736 INFO L895 garLoopResultBuilder]: At program point L3354-1(line 3354) the Hoare annotation is: false [2022-10-17 10:56:41,736 INFO L895 garLoopResultBuilder]: At program point L3404(line 3404) the Hoare annotation is: false [2022-10-17 10:56:41,736 INFO L895 garLoopResultBuilder]: At program point L8045-2(lines 8045 8053) the Hoare annotation is: false [2022-10-17 10:56:41,737 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-10-17 10:56:41,737 INFO L895 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: false [2022-10-17 10:56:41,737 INFO L899 garLoopResultBuilder]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2022-10-17 10:56:41,737 INFO L899 garLoopResultBuilder]: For program point L8045(lines 8045 8053) no Hoare annotation was computed. [2022-10-17 10:56:41,737 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2022-10-17 10:56:41,737 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2022-10-17 10:56:41,738 INFO L899 garLoopResultBuilder]: For program point L8037-1(line 8037) no Hoare annotation was computed. [2022-10-17 10:56:41,738 INFO L895 garLoopResultBuilder]: At program point L3363-1(line 3363) the Hoare annotation is: false [2022-10-17 10:56:41,738 INFO L895 garLoopResultBuilder]: At program point L8037(line 8037) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_erase_harness_#t~ret798#1| 0) [2022-10-17 10:56:41,738 INFO L895 garLoopResultBuilder]: At program point L3363(line 3363) the Hoare annotation is: false [2022-10-17 10:56:41,738 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backEXIT(lines 3429 3446) no Hoare annotation was computed. [2022-10-17 10:56:41,738 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-10-17 10:56:41,739 INFO L899 garLoopResultBuilder]: For program point L3445-1(line 3445) no Hoare annotation was computed. [2022-10-17 10:56:41,739 INFO L902 garLoopResultBuilder]: At program point L3445(line 3445) the Hoare annotation is: true [2022-10-17 10:56:41,739 INFO L899 garLoopResultBuilder]: For program point L3444-2(line 3444) no Hoare annotation was computed. [2022-10-17 10:56:41,739 INFO L902 garLoopResultBuilder]: At program point aws_array_list_pop_backENTRY(lines 3429 3446) the Hoare annotation is: true [2022-10-17 10:56:41,739 INFO L902 garLoopResultBuilder]: At program point L3444-1(line 3444) the Hoare annotation is: true [2022-10-17 10:56:41,739 INFO L902 garLoopResultBuilder]: At program point L3440(line 3440) the Hoare annotation is: true [2022-10-17 10:56:41,740 INFO L902 garLoopResultBuilder]: At program point L3438(line 3438) the Hoare annotation is: true [2022-10-17 10:56:41,740 INFO L899 garLoopResultBuilder]: For program point L3440-2(line 3440) no Hoare annotation was computed. [2022-10-17 10:56:41,740 INFO L902 garLoopResultBuilder]: At program point L3440-1(line 3440) the Hoare annotation is: true [2022-10-17 10:56:41,740 INFO L902 garLoopResultBuilder]: At program point L3436(line 3436) the Hoare annotation is: true [2022-10-17 10:56:41,740 INFO L899 garLoopResultBuilder]: For program point L3438-1(line 3438) no Hoare annotation was computed. [2022-10-17 10:56:41,740 INFO L902 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2022-10-17 10:56:41,740 INFO L899 garLoopResultBuilder]: For program point L3436-1(line 3436) no Hoare annotation was computed. [2022-10-17 10:56:41,741 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-10-17 10:56:41,741 INFO L899 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2022-10-17 10:56:41,741 INFO L902 garLoopResultBuilder]: At program point L3431-1(line 3431) the Hoare annotation is: true [2022-10-17 10:56:41,741 INFO L902 garLoopResultBuilder]: At program point L3431(line 3431) the Hoare annotation is: true [2022-10-17 10:56:41,741 INFO L899 garLoopResultBuilder]: For program point L3432-1(lines 3432 3442) no Hoare annotation was computed. [2022-10-17 10:56:41,741 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backFINAL(lines 3429 3446) no Hoare annotation was computed. [2022-10-17 10:56:41,742 INFO L899 garLoopResultBuilder]: For program point L3431-2(line 3431) no Hoare annotation was computed. [2022-10-17 10:56:41,742 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-10-17 10:56:41,742 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-10-17 10:56:41,742 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-10-17 10:56:41,742 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-10-17 10:56:41,742 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-10-17 10:56:41,743 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-10-17 10:56:41,746 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-10-17 10:56:41,748 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-17 10:56:41,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 10:56:41 BoogieIcfgContainer [2022-10-17 10:56:41,760 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 10:56:41,760 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:56:41,760 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:56:41,760 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:56:41,761 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:56:34" (3/4) ... [2022-10-17 10:56:41,764 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 10:56:41,771 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-10-17 10:56:41,771 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-10-17 10:56:41,771 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memset [2022-10-17 10:56:41,772 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memset_impl [2022-10-17 10:56:41,772 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint8_t [2022-10-17 10:56:41,772 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-10-17 10:56:41,772 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-10-17 10:56:41,772 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-10-17 10:56:41,772 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-10-17 10:56:41,772 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-10-17 10:56:41,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-10-17 10:56:41,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-10-17 10:56:41,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2022-10-17 10:56:41,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memmove [2022-10-17 10:56:41,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memmove_impl [2022-10-17 10:56:41,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-10-17 10:56:41,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-10-17 10:56:41,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_pop_back [2022-10-17 10:56:41,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-10-17 10:56:41,811 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 153 nodes and edges [2022-10-17 10:56:41,813 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-10-17 10:56:41,815 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-10-17 10:56:41,817 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-10-17 10:56:41,819 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-10-17 10:56:41,821 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-10-17 10:56:41,823 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 10:56:41,825 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 10:56:42,395 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/witness.graphml [2022-10-17 10:56:42,395 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:56:42,396 INFO L158 Benchmark]: Toolchain (without parser) took 12983.16ms. Allocated memory was 104.9MB in the beginning and 291.5MB in the end (delta: 186.6MB). Free memory was 60.7MB in the beginning and 212.1MB in the end (delta: -151.4MB). Peak memory consumption was 189.6MB. Max. memory is 16.1GB. [2022-10-17 10:56:42,396 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory was 76.1MB in the beginning and 76.1MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:56:42,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2604.78ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 60.4MB in the beginning and 63.3MB in the end (delta: -2.9MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2022-10-17 10:56:42,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 198.16ms. Allocated memory is still 132.1MB. Free memory was 63.3MB in the beginning and 53.5MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 10:56:42,398 INFO L158 Benchmark]: Boogie Preprocessor took 144.60ms. Allocated memory was 132.1MB in the beginning and 180.4MB in the end (delta: 48.2MB). Free memory was 53.5MB in the beginning and 130.0MB in the end (delta: -76.5MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2022-10-17 10:56:42,398 INFO L158 Benchmark]: RCFGBuilder took 1935.91ms. Allocated memory is still 180.4MB. Free memory was 130.0MB in the beginning and 70.0MB in the end (delta: 60.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-10-17 10:56:42,399 INFO L158 Benchmark]: TraceAbstraction took 7457.10ms. Allocated memory was 180.4MB in the beginning and 291.5MB in the end (delta: 111.1MB). Free memory was 70.0MB in the beginning and 165.0MB in the end (delta: -95.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2022-10-17 10:56:42,399 INFO L158 Benchmark]: Witness Printer took 635.18ms. Allocated memory is still 291.5MB. Free memory was 165.0MB in the beginning and 212.1MB in the end (delta: -47.2MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2022-10-17 10:56:42,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory was 76.1MB in the beginning and 76.1MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2604.78ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 60.4MB in the beginning and 63.3MB in the end (delta: -2.9MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 198.16ms. Allocated memory is still 132.1MB. Free memory was 63.3MB in the beginning and 53.5MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.60ms. Allocated memory was 132.1MB in the beginning and 180.4MB in the end (delta: 48.2MB). Free memory was 53.5MB in the beginning and 130.0MB in the end (delta: -76.5MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1935.91ms. Allocated memory is still 180.4MB. Free memory was 130.0MB in the beginning and 70.0MB in the end (delta: 60.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * TraceAbstraction took 7457.10ms. Allocated memory was 180.4MB in the beginning and 291.5MB in the end (delta: 111.1MB). Free memory was 70.0MB in the beginning and 165.0MB in the end (delta: -95.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Witness Printer took 635.18ms. Allocated memory is still 291.5MB. Free memory was 165.0MB in the beginning and 212.1MB in the end (delta: -47.2MB). 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 20 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.3s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 248 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 231 mSDsluCounter, 3121 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2091 mSDsCounter, 227 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 392 IncrementalHoareTripleChecker+Invalid, 619 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 227 mSolverCounterUnsat, 1030 mSDtfsCounter, 392 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 41 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 112 LocationsWithAnnotation, 731 PreInvPairs, 738 NumberOfFragments, 359 HoareAnnotationTreeSize, 731 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 112 FomulaSimplificationsInter, 37 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 440 NumberOfCodeBlocks, 440 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 435 ConstructedInterpolants, 0 QuantifiedInterpolants, 713 SizeOfPredicates, 5 NumberOfNonLiveVariables, 6607 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 405/420 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: 263]: Loop Invariant Derived loop invariant: 0 - 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: 8056]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3380]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-10-17 10:56:42,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a6e33e-ba76-466a-8f3a-b1b85b0effca/bin/uautomizer-J5u9QxTXDZ/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