./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 11:14:56,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 11:14:56,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 11:14:56,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 11:14:56,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 11:14:56,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 11:14:56,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 11:14:56,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 11:14:56,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 11:14:56,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 11:14:56,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 11:14:56,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 11:14:56,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 11:14:56,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 11:14:56,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 11:14:56,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 11:14:56,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 11:14:56,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 11:14:56,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 11:14:56,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 11:14:56,522 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 11:14:56,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 11:14:56,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 11:14:56,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 11:14:56,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 11:14:56,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 11:14:56,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 11:14:56,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 11:14:56,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 11:14:56,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 11:14:56,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 11:14:56,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 11:14:56,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 11:14:56,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 11:14:56,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 11:14:56,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 11:14:56,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 11:14:56,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 11:14:56,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 11:14:56,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 11:14:56,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 11:14:56,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 11:14:56,542 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 11:14:56,576 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 11:14:56,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 11:14:56,577 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 11:14:56,577 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 11:14:56,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 11:14:56,578 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 11:14:56,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 11:14:56,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 11:14:56,579 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 11:14:56,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 11:14:56,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 11:14:56,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 11:14:56,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 11:14:56,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 11:14:56,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 11:14:56,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 11:14:56,582 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 11:14:56,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 11:14:56,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 11:14:56,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 11:14:56,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 11:14:56,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 11:14:56,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 11:14:56,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 11:14:56,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 11:14:56,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 11:14:56,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 11:14:56,585 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 11:14:56,586 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 11:14:56,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 11:14:56,586 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 [2022-07-12 11:14:56,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 11:14:56,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 11:14:56,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 11:14:56,856 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 11:14:56,856 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 11:14:56,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2022-07-12 11:14:56,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27b582165/c2d148581f804b2a84415cae26247e72/FLAGb4e646522 [2022-07-12 11:14:57,602 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 11:14:57,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2022-07-12 11:14:57,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27b582165/c2d148581f804b2a84415cae26247e72/FLAGb4e646522 [2022-07-12 11:14:57,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27b582165/c2d148581f804b2a84415cae26247e72 [2022-07-12 11:14:57,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 11:14:57,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 11:14:57,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 11:14:57,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 11:14:57,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 11:14:57,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 11:14:57" (1/1) ... [2022-07-12 11:14:57,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa27468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:57, skipping insertion in model container [2022-07-12 11:14:57,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 11:14:57" (1/1) ... [2022-07-12 11:14:57,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 11:14:57,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 11:14:58,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4506,4519] [2022-07-12 11:14:58,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4566,4579] [2022-07-12 11:14:58,748 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,749 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,749 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,750 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,751 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,760 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,760 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,762 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,762 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,764 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,764 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,765 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:58,765 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,021 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-12 11:14:59,032 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-12 11:14:59,033 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-12 11:14:59,034 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-12 11:14:59,035 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-12 11:14:59,036 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-12 11:14:59,036 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-12 11:14:59,037 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-12 11:14:59,037 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-12 11:14:59,038 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-12 11:14:59,139 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-12 11:14:59,214 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,222 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,282 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,284 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,284 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,284 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,284 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,285 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,285 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,287 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,289 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,290 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,290 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,290 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,292 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,293 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,298 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,298 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,299 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,312 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,315 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,316 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,316 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,317 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,318 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 11:14:59,343 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 11:14:59,354 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4506,4519] [2022-07-12 11:14:59,367 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4566,4579] [2022-07-12 11:14:59,418 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,420 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,420 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,420 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,421 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,427 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,427 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,428 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,428 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,429 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,430 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,430 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,431 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,471 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-12 11:14:59,472 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-12 11:14:59,473 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-12 11:14:59,473 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-12 11:14:59,474 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-12 11:14:59,475 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-12 11:14:59,475 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-12 11:14:59,475 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-12 11:14:59,476 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-12 11:14:59,476 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-12 11:14:59,508 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-12 11:14:59,541 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,546 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,572 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,573 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,574 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,574 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,574 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,575 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,575 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,576 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,577 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,577 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,577 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,578 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,578 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,579 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,579 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,580 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,580 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,582 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,582 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,591 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,591 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,596 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,599 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,601 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,602 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,603 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,603 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,605 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:14:59,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 11:14:59,777 INFO L208 MainTranslator]: Completed translation [2022-07-12 11:14:59,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59 WrapperNode [2022-07-12 11:14:59,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 11:14:59,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 11:14:59,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 11:14:59,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 11:14:59,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:14:59,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:14:59,920 INFO L137 Inliner]: procedures = 699, calls = 1955, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 722 [2022-07-12 11:14:59,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 11:14:59,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 11:14:59,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 11:14:59,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 11:14:59,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:14:59,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:14:59,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:14:59,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:14:59,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:15:00,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:15:00,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:15:00,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 11:15:00,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 11:15:00,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 11:15:00,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 11:15:00,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (1/1) ... [2022-07-12 11:15:00,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 11:15:00,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:15:00,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 11:15:00,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 11:15:00,120 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-07-12 11:15:00,120 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-07-12 11:15:00,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 11:15:00,121 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-07-12 11:15:00,121 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-07-12 11:15:00,121 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-07-12 11:15:00,121 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-07-12 11:15:00,122 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-12 11:15:00,123 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-12 11:15:00,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 11:15:00,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 11:15:00,125 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-12 11:15:00,126 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-12 11:15:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-12 11:15:00,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-12 11:15:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 11:15:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 11:15:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 11:15:00,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 11:15:00,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 11:15:00,131 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-12 11:15:00,132 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-12 11:15:00,132 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-07-12 11:15:00,132 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-07-12 11:15:00,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 11:15:00,132 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-07-12 11:15:00,132 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-07-12 11:15:00,132 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-07-12 11:15:00,133 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-07-12 11:15:00,133 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-07-12 11:15:00,133 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-07-12 11:15:00,133 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 11:15:00,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 11:15:00,133 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-07-12 11:15:00,133 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-07-12 11:15:00,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 11:15:00,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 11:15:00,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 11:15:00,134 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-12 11:15:00,134 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-12 11:15:00,134 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-07-12 11:15:00,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-07-12 11:15:00,134 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_using_uint64_impl [2022-07-12 11:15:00,134 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_using_uint64_impl [2022-07-12 11:15:00,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 11:15:00,144 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-07-12 11:15:00,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-07-12 11:15:00,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 11:15:00,144 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2022-07-12 11:15:00,144 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2022-07-12 11:15:00,451 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 11:15:00,454 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 11:15:01,872 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 11:15:01,883 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 11:15:01,884 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-12 11:15:01,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:15:01 BoogieIcfgContainer [2022-07-12 11:15:01,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 11:15:01,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 11:15:01,889 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 11:15:01,891 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 11:15:01,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 11:14:57" (1/3) ... [2022-07-12 11:15:01,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e079a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 11:15:01, skipping insertion in model container [2022-07-12 11:15:01,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:14:59" (2/3) ... [2022-07-12 11:15:01,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e079a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 11:15:01, skipping insertion in model container [2022-07-12 11:15:01,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:15:01" (3/3) ... [2022-07-12 11:15:01,894 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_remove_node_harness.i [2022-07-12 11:15:01,908 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 11:15:01,908 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 11:15:01,969 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 11:15:01,978 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@53a75838, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@326026f6 [2022-07-12 11:15:01,979 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 11:15:01,984 INFO L276 IsEmpty]: Start isEmpty. Operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-07-12 11:15:01,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-12 11:15:01,997 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:15:01,998 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:15:01,998 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:15:02,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:15:02,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1463300359, now seen corresponding path program 1 times [2022-07-12 11:15:02,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:15:02,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892328604] [2022-07-12 11:15:02,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:02,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:15:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:15:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:15:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-12 11:15:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 11:15:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 11:15:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 11:15:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 11:15:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 11:15:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 11:15:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-12 11:15:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-12 11:15:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 11:15:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 11:15:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 11:15:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-12 11:15:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-12 11:15:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-07-12 11:15:02,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:15:02,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892328604] [2022-07-12 11:15:02,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892328604] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:15:02,820 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:15:02,820 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 11:15:02,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580503957] [2022-07-12 11:15:02,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:15:02,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 11:15:02,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:15:02,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 11:15:02,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:15:02,860 INFO L87 Difference]: Start difference. First operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 11:15:04,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:15:04,634 INFO L93 Difference]: Finished difference Result 529 states and 794 transitions. [2022-07-12 11:15:04,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:15:04,636 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 112 [2022-07-12 11:15:04,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:15:04,648 INFO L225 Difference]: With dead ends: 529 [2022-07-12 11:15:04,648 INFO L226 Difference]: Without dead ends: 305 [2022-07-12 11:15:04,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:15:04,657 INFO L413 NwaCegarLoop]: 323 mSDtfsCounter, 240 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 11:15:04,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 504 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 11:15:04,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-07-12 11:15:04,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 225. [2022-07-12 11:15:04,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 148 states have (on average 1.2702702702702702) internal successors, (188), 149 states have internal predecessors, (188), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2022-07-12 11:15:04,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 303 transitions. [2022-07-12 11:15:04,716 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 303 transitions. Word has length 112 [2022-07-12 11:15:04,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:15:04,716 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 303 transitions. [2022-07-12 11:15:04,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 11:15:04,717 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 303 transitions. [2022-07-12 11:15:04,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-12 11:15:04,721 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:15:04,721 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:15:04,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 11:15:04,722 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:15:04,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:15:04,723 INFO L85 PathProgramCache]: Analyzing trace with hash 319679485, now seen corresponding path program 1 times [2022-07-12 11:15:04,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:15:04,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371084870] [2022-07-12 11:15:04,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:04,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:15:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:04,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:15:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:04,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:15:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:04,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-12 11:15:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 11:15:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 11:15:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 11:15:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 11:15:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 11:15:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 11:15:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-12 11:15:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-12 11:15:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 11:15:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 11:15:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 11:15:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-12 11:15:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-12 11:15:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,315 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-12 11:15:05,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:15:05,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371084870] [2022-07-12 11:15:05,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371084870] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:15:05,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199962406] [2022-07-12 11:15:05,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:05,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:15:05,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:15:05,319 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 11:15:05,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 11:15:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:05,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-12 11:15:05,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:15:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-07-12 11:15:05,955 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 11:15:06,082 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-12 11:15:06,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1199962406] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 11:15:06,083 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 11:15:06,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 10 [2022-07-12 11:15:06,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939836448] [2022-07-12 11:15:06,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 11:15:06,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-12 11:15:06,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:15:06,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-12 11:15:06,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-07-12 11:15:06,086 INFO L87 Difference]: Start difference. First operand 225 states and 303 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2022-07-12 11:15:08,381 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:15:12,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:15:12,469 INFO L93 Difference]: Finished difference Result 507 states and 729 transitions. [2022-07-12 11:15:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-12 11:15:12,469 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 112 [2022-07-12 11:15:12,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:15:12,474 INFO L225 Difference]: With dead ends: 507 [2022-07-12 11:15:12,474 INFO L226 Difference]: Without dead ends: 349 [2022-07-12 11:15:12,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 254 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-07-12 11:15:12,476 INFO L413 NwaCegarLoop]: 317 mSDtfsCounter, 172 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1407 SdHoareTripleChecker+Invalid, 1426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-07-12 11:15:12,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 1407 Invalid, 1426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2022-07-12 11:15:12,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2022-07-12 11:15:12,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 240. [2022-07-12 11:15:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 159 states have (on average 1.270440251572327) internal successors, (202), 160 states have internal predecessors, (202), 61 states have call successors, (61), 18 states have call predecessors, (61), 19 states have return successors, (65), 61 states have call predecessors, (65), 60 states have call successors, (65) [2022-07-12 11:15:12,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 328 transitions. [2022-07-12 11:15:12,504 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 328 transitions. Word has length 112 [2022-07-12 11:15:12,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:15:12,504 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 328 transitions. [2022-07-12 11:15:12,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2022-07-12 11:15:12,505 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 328 transitions. [2022-07-12 11:15:12,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-12 11:15:12,508 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:15:12,508 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:15:12,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 11:15:12,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:15:12,736 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:15:12,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:15:12,736 INFO L85 PathProgramCache]: Analyzing trace with hash -701388869, now seen corresponding path program 1 times [2022-07-12 11:15:12,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:15:12,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70752390] [2022-07-12 11:15:12,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:12,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:15:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:12,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:15:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:12,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:15:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:12,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-12 11:15:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:12,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 11:15:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:12,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 11:15:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 11:15:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 11:15:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 11:15:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 11:15:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-12 11:15:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-12 11:15:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 11:15:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 11:15:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 11:15:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-12 11:15:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-12 11:15:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-07-12 11:15:13,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:15:13,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70752390] [2022-07-12 11:15:13,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70752390] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:15:13,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469937440] [2022-07-12 11:15:13,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:13,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:15:13,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:15:13,174 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 11:15:13,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 11:15:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:13,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 2346 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-12 11:15:13,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:15:13,716 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-07-12 11:15:13,716 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:15:13,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469937440] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:15:13,717 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:15:13,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2022-07-12 11:15:13,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027875897] [2022-07-12 11:15:13,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:15:13,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 11:15:13,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:15:13,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 11:15:13,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-07-12 11:15:13,719 INFO L87 Difference]: Start difference. First operand 240 states and 328 transitions. Second operand has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-07-12 11:15:13,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:15:13,833 INFO L93 Difference]: Finished difference Result 446 states and 615 transitions. [2022-07-12 11:15:13,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 11:15:13,834 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 112 [2022-07-12 11:15:13,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:15:13,836 INFO L225 Difference]: With dead ends: 446 [2022-07-12 11:15:13,836 INFO L226 Difference]: Without dead ends: 242 [2022-07-12 11:15:13,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-07-12 11:15:13,838 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 2 mSDsluCounter, 1115 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1404 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 11:15:13,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1404 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 11:15:13,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-07-12 11:15:13,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2022-07-12 11:15:13,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 160 states have (on average 1.26875) internal successors, (203), 162 states have internal predecessors, (203), 61 states have call successors, (61), 18 states have call predecessors, (61), 20 states have return successors, (69), 61 states have call predecessors, (69), 60 states have call successors, (69) [2022-07-12 11:15:13,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 333 transitions. [2022-07-12 11:15:13,855 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 333 transitions. Word has length 112 [2022-07-12 11:15:13,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:15:13,856 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 333 transitions. [2022-07-12 11:15:13,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-07-12 11:15:13,856 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 333 transitions. [2022-07-12 11:15:13,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-12 11:15:13,859 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:15:13,859 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:15:13,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 11:15:14,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-07-12 11:15:14,075 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:15:14,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:15:14,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1454941995, now seen corresponding path program 1 times [2022-07-12 11:15:14,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:15:14,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160174713] [2022-07-12 11:15:14,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:14,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:15:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:15:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:15:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-12 11:15:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 11:15:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 11:15:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 11:15:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 11:15:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 11:15:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 11:15:14,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-12 11:15:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:15:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-12 11:15:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 11:15:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-12 11:15:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 11:15:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-07-12 11:15:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-07-12 11:15:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-12 11:15:14,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:15:14,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160174713] [2022-07-12 11:15:14,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160174713] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:15:14,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916523794] [2022-07-12 11:15:14,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:14,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:15:14,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:15:14,468 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 11:15:14,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 11:15:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:14,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 2402 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-12 11:15:14,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:15:15,071 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-07-12 11:15:15,071 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:15:15,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916523794] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:15:15,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:15:15,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2022-07-12 11:15:15,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009413125] [2022-07-12 11:15:15,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:15:15,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 11:15:15,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:15:15,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 11:15:15,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-07-12 11:15:15,074 INFO L87 Difference]: Start difference. First operand 242 states and 333 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-07-12 11:15:15,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:15:15,171 INFO L93 Difference]: Finished difference Result 312 states and 414 transitions. [2022-07-12 11:15:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 11:15:15,171 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 120 [2022-07-12 11:15:15,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:15:15,172 INFO L225 Difference]: With dead ends: 312 [2022-07-12 11:15:15,172 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 11:15:15,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-07-12 11:15:15,174 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 11:15:15,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 388 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 11:15:15,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 11:15:15,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 11:15:15,175 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) [2022-07-12 11:15:15,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 11:15:15,176 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 120 [2022-07-12 11:15:15,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:15:15,176 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 11:15:15,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-07-12 11:15:15,176 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 11:15:15,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 11:15:15,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 11:15:15,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 11:15:15,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:15:15,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 11:15:15,811 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6931 6936) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-12 11:15:15,811 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2022-07-12 11:15:15,811 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2022-07-12 11:15:15,811 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2022-07-12 11:15:15,811 INFO L895 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-12 11:15:15,811 INFO L899 garLoopResultBuilder]: For program point L8310(line 8310) no Hoare annotation was computed. [2022-07-12 11:15:15,811 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8323 8344) no Hoare annotation was computed. [2022-07-12 11:15:15,811 INFO L899 garLoopResultBuilder]: For program point L8277-2(line 8277) no Hoare annotation was computed. [2022-07-12 11:15:15,811 INFO L899 garLoopResultBuilder]: For program point L8310-3(lines 8310 8311) no Hoare annotation was computed. [2022-07-12 11:15:15,811 INFO L899 garLoopResultBuilder]: For program point L8277-1(line 8277) no Hoare annotation was computed. [2022-07-12 11:15:15,811 INFO L899 garLoopResultBuilder]: For program point L8310-2(line 8310) no Hoare annotation was computed. [2022-07-12 11:15:15,812 INFO L895 garLoopResultBuilder]: At program point L8277(line 8277) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-07-12 11:15:15,812 INFO L899 garLoopResultBuilder]: For program point L8277-7(lines 8277 8280) no Hoare annotation was computed. [2022-07-12 11:15:15,812 INFO L899 garLoopResultBuilder]: For program point L8277-5(lines 8277 8280) no Hoare annotation was computed. [2022-07-12 11:15:15,812 INFO L899 garLoopResultBuilder]: For program point L8277-4(line 8277) no Hoare annotation was computed. [2022-07-12 11:15:15,812 INFO L899 garLoopResultBuilder]: For program point L8310-5(lines 8310 8311) no Hoare annotation was computed. [2022-07-12 11:15:15,812 INFO L899 garLoopResultBuilder]: For program point L8267(lines 8267 8271) no Hoare annotation was computed. [2022-07-12 11:15:15,812 INFO L899 garLoopResultBuilder]: For program point L8319(line 8319) no Hoare annotation was computed. [2022-07-12 11:15:15,812 INFO L895 garLoopResultBuilder]: At program point L8319-5(lines 8265 8320) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-07-12 11:15:15,812 INFO L899 garLoopResultBuilder]: For program point L8319-4(line 8319) no Hoare annotation was computed. [2022-07-12 11:15:15,812 INFO L899 garLoopResultBuilder]: For program point L8319-3(line 8319) no Hoare annotation was computed. [2022-07-12 11:15:15,812 INFO L895 garLoopResultBuilder]: At program point L8319-2(line 8319) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-07-12 11:15:15,812 INFO L895 garLoopResultBuilder]: At program point aws_priority_queue_is_validENTRY(lines 8323 8344) 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$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-12 11:15:15,812 INFO L895 garLoopResultBuilder]: At program point L8338(line 8338) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (= |old(#valid)| |#valid|))) [2022-07-12 11:15:15,813 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8323 8344) no Hoare annotation was computed. [2022-07-12 11:15:15,813 INFO L899 garLoopResultBuilder]: For program point L8338-1(line 8338) no Hoare annotation was computed. [2022-07-12 11:15:15,813 INFO L899 garLoopResultBuilder]: For program point L8326(lines 8326 8330) no Hoare annotation was computed. [2022-07-12 11:15:15,813 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2022-07-12 11:15:15,813 INFO L895 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-12 11:15:15,813 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2022-07-12 11:15:15,813 INFO L895 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-12 11:15:15,813 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2022-07-12 11:15:15,813 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2022-07-12 11:15:15,813 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2022-07-12 11:15:15,813 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2022-07-12 11:15:15,813 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 6742 6754) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-12 11:15:15,813 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2022-07-12 11:15:15,814 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2022-07-12 11:15:15,814 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2022-07-12 11:15:15,814 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2022-07-12 11:15:15,814 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2022-07-12 11:15:15,814 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2022-07-12 11:15:15,814 INFO L895 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-12 11:15:15,814 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2022-07-12 11:15:15,814 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2022-07-12 11:15:15,814 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2022-07-12 11:15:15,814 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 2935 2962) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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|))) [2022-07-12 11:15:15,814 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2022-07-12 11:15:15,814 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2022-07-12 11:15:15,814 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2022-07-12 11:15:15,815 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) 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$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-12 11:15:15,816 INFO L902 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2022-07-12 11:15:15,816 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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|))) [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point L7393(lines 7393 7408) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point L7406(line 7406) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point L7402(line 7402) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point L7398(line 7398) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point L7402-2(line 7402) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L902 garLoopResultBuilder]: At program point memcpy_using_uint64_implENTRY(lines 7378 7418) the Hoare annotation is: true [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point L7394(line 7394) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point L7398-2(line 7398) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implEXIT(lines 7378 7418) no Hoare annotation was computed. [2022-07-12 11:15:15,816 INFO L899 garLoopResultBuilder]: For program point L7394-2(line 7394) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L902 garLoopResultBuilder]: At program point L7383(line 7383) the Hoare annotation is: true [2022-07-12 11:15:15,817 INFO L902 garLoopResultBuilder]: At program point L7379-1(line 7379) the Hoare annotation is: true [2022-07-12 11:15:15,817 INFO L902 garLoopResultBuilder]: At program point L7379(line 7379) the Hoare annotation is: true [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point L7404-2(line 7404) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point L7404(line 7404) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point L7400-2(line 7400) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point L7400(line 7400) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point L7396-2(line 7396) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point L7396(line 7396) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point L7384(line 7384) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L902 garLoopResultBuilder]: At program point L7413-3(lines 7413 7415) the Hoare annotation is: true [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point L7413-2(lines 7413 7415) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point L7413-4(lines 7413 7415) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implFINAL(lines 7378 7418) no Hoare annotation was computed. [2022-07-12 11:15:15,817 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L902 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point L3170-2(line 3170) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point L3169(line 3169) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L902 garLoopResultBuilder]: At program point L3170-1(line 3170) the Hoare annotation is: true [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point L3169-3(line 3169) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L902 garLoopResultBuilder]: At program point L3169-2(line 3169) the Hoare annotation is: true [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3163 3174) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3163 3174) the Hoare annotation is: true [2022-07-12 11:15:15,818 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3163 3174) no Hoare annotation was computed. [2022-07-12 11:15:15,818 INFO L902 garLoopResultBuilder]: At program point L3172(line 3172) the Hoare annotation is: true [2022-07-12 11:15:15,819 INFO L902 garLoopResultBuilder]: At program point L3170(line 3170) the Hoare annotation is: true [2022-07-12 11:15:15,819 INFO L899 garLoopResultBuilder]: For program point L3172-2(line 3172) no Hoare annotation was computed. [2022-07-12 11:15:15,819 INFO L902 garLoopResultBuilder]: At program point L3172-1(line 3172) the Hoare annotation is: true [2022-07-12 11:15:15,819 INFO L902 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2022-07-12 11:15:15,819 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2022-07-12 11:15:15,819 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2022-07-12 11:15:15,819 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2022-07-12 11:15:15,819 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2022-07-12 11:15:15,819 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2022-07-12 11:15:15,819 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2022-07-12 11:15:15,819 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2022-07-12 11:15:15,819 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-12 11:15:15,819 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-12 11:15:15,820 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)|)) [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-12 11:15:15,820 INFO L902 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7420 7422) the Hoare annotation is: true [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point my_memcpyFINAL(lines 7420 7422) no Hoare annotation was computed. [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point L7421-1(line 7421) no Hoare annotation was computed. [2022-07-12 11:15:15,820 INFO L902 garLoopResultBuilder]: At program point L7421(line 7421) the Hoare annotation is: true [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7420 7422) no Hoare annotation was computed. [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2022-07-12 11:15:15,820 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2022-07-12 11:15:15,820 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|))) [2022-07-12 11:15:15,820 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-07-12 11:15:15,821 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-07-12 11:15:15,821 INFO L902 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: true [2022-07-12 11:15:15,821 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atEXIT(lines 3176 3189) no Hoare annotation was computed. [2022-07-12 11:15:15,821 INFO L899 garLoopResultBuilder]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2022-07-12 11:15:15,821 INFO L902 garLoopResultBuilder]: At program point L3184(line 3184) the Hoare annotation is: true [2022-07-12 11:15:15,821 INFO L902 garLoopResultBuilder]: At program point L3182(line 3182) the Hoare annotation is: true [2022-07-12 11:15:15,821 INFO L899 garLoopResultBuilder]: For program point L3184-2(line 3184) no Hoare annotation was computed. [2022-07-12 11:15:15,821 INFO L902 garLoopResultBuilder]: At program point L3184-1(line 3184) the Hoare annotation is: true [2022-07-12 11:15:15,821 INFO L899 garLoopResultBuilder]: For program point L3182-1(lines 3182 3186) no Hoare annotation was computed. [2022-07-12 11:15:15,821 INFO L902 garLoopResultBuilder]: At program point L3178(line 3178) the Hoare annotation is: true [2022-07-12 11:15:15,821 INFO L899 garLoopResultBuilder]: For program point L3178-2(line 3178) no Hoare annotation was computed. [2022-07-12 11:15:15,821 INFO L902 garLoopResultBuilder]: At program point L3178-1(line 3178) the Hoare annotation is: true [2022-07-12 11:15:15,821 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atFINAL(lines 3176 3189) no Hoare annotation was computed. [2022-07-12 11:15:15,821 INFO L902 garLoopResultBuilder]: At program point aws_array_list_get_atENTRY(lines 3176 3189) the Hoare annotation is: true [2022-07-12 11:15:15,825 INFO L902 garLoopResultBuilder]: At program point L3187-1(line 3187) the Hoare annotation is: true [2022-07-12 11:15:15,825 INFO L902 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2022-07-12 11:15:15,825 INFO L899 garLoopResultBuilder]: For program point L3187-2(line 3187) no Hoare annotation was computed. [2022-07-12 11:15:15,825 INFO L899 garLoopResultBuilder]: For program point L3183-1(line 3183) no Hoare annotation was computed. [2022-07-12 11:15:15,826 INFO L902 garLoopResultBuilder]: At program point L3183(line 3183) the Hoare annotation is: true [2022-07-12 11:15:15,826 INFO L899 garLoopResultBuilder]: For program point L3179(line 3179) no Hoare annotation was computed. [2022-07-12 11:15:15,826 INFO L899 garLoopResultBuilder]: For program point L3179-3(line 3179) no Hoare annotation was computed. [2022-07-12 11:15:15,826 INFO L902 garLoopResultBuilder]: At program point L3179-2(line 3179) the Hoare annotation is: true [2022-07-12 11:15:15,826 INFO L899 garLoopResultBuilder]: For program point L8566-1(line 8566) no Hoare annotation was computed. [2022-07-12 11:15:15,826 INFO L895 garLoopResultBuilder]: At program point L8500(line 8500) the Hoare annotation is: false [2022-07-12 11:15:15,826 INFO L895 garLoopResultBuilder]: At program point L8500-1(line 8500) the Hoare annotation is: false [2022-07-12 11:15:15,826 INFO L899 garLoopResultBuilder]: For program point L8500-2(line 8500) no Hoare annotation was computed. [2022-07-12 11:15:15,827 INFO L895 garLoopResultBuilder]: At program point L8566(line 8566) the Hoare annotation is: false [2022-07-12 11:15:15,827 INFO L895 garLoopResultBuilder]: At program point L8525(line 8525) the Hoare annotation is: false [2022-07-12 11:15:15,827 INFO L899 garLoopResultBuilder]: For program point L8558-1(lines 8558 8560) no Hoare annotation was computed. [2022-07-12 11:15:15,827 INFO L899 garLoopResultBuilder]: For program point L8525-1(line 8525) no Hoare annotation was computed. [2022-07-12 11:15:15,827 INFO L895 garLoopResultBuilder]: At program point L8558(lines 8558 8560) the Hoare annotation is: false [2022-07-12 11:15:15,827 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2022-07-12 11:15:15,827 INFO L895 garLoopResultBuilder]: At program point L8550-1(lines 8550 8563) the Hoare annotation is: false [2022-07-12 11:15:15,828 INFO L895 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-12 11:15:15,828 INFO L899 garLoopResultBuilder]: For program point L8550(lines 8550 8563) no Hoare annotation was computed. [2022-07-12 11:15:15,828 INFO L895 garLoopResultBuilder]: At program point L8509(line 8509) the Hoare annotation is: false [2022-07-12 11:15:15,828 INFO L899 garLoopResultBuilder]: For program point L8509-1(line 8509) no Hoare annotation was computed. [2022-07-12 11:15:15,828 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 11:15:15,828 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 11:15:15,828 INFO L899 garLoopResultBuilder]: For program point L8534(lines 8534 8540) no Hoare annotation was computed. [2022-07-12 11:15:15,829 INFO L895 garLoopResultBuilder]: At program point L6800(lines 6783 6801) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-12 11:15:15,829 INFO L899 garLoopResultBuilder]: For program point L8518-1(line 8518) no Hoare annotation was computed. [2022-07-12 11:15:15,829 INFO L895 garLoopResultBuilder]: At program point L8551(line 8551) the Hoare annotation is: false [2022-07-12 11:15:15,829 INFO L895 garLoopResultBuilder]: At program point L8518(line 8518) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-12 11:15:15,829 INFO L899 garLoopResultBuilder]: For program point L8551-1(line 8551) no Hoare annotation was computed. [2022-07-12 11:15:15,829 INFO L895 garLoopResultBuilder]: At program point L8510(lines 8495 8511) the Hoare annotation is: false [2022-07-12 11:15:15,830 INFO L902 garLoopResultBuilder]: At program point L8568(line 8568) the Hoare annotation is: true [2022-07-12 11:15:15,830 INFO L895 garLoopResultBuilder]: At program point L8527(line 8527) the Hoare annotation is: false [2022-07-12 11:15:15,830 INFO L899 garLoopResultBuilder]: For program point L8527-1(line 8527) no Hoare annotation was computed. [2022-07-12 11:15:15,830 INFO L899 garLoopResultBuilder]: For program point L8552(lines 8552 8562) no Hoare annotation was computed. [2022-07-12 11:15:15,830 INFO L899 garLoopResultBuilder]: For program point L8536(lines 8536 8539) no Hoare annotation was computed. [2022-07-12 11:15:15,830 INFO L895 garLoopResultBuilder]: At program point L8553(line 8553) the Hoare annotation is: false [2022-07-12 11:15:15,830 INFO L899 garLoopResultBuilder]: For program point L8553-1(line 8553) no Hoare annotation was computed. [2022-07-12 11:15:15,830 INFO L899 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2022-07-12 11:15:15,831 INFO L899 garLoopResultBuilder]: For program point L8554(lines 8554 8561) no Hoare annotation was computed. [2022-07-12 11:15:15,831 INFO L899 garLoopResultBuilder]: For program point L8529(lines 8529 8541) no Hoare annotation was computed. [2022-07-12 11:15:15,831 INFO L899 garLoopResultBuilder]: For program point L8529-1(lines 8529 8541) no Hoare annotation was computed. [2022-07-12 11:15:15,831 INFO L895 garLoopResultBuilder]: At program point L8496(line 8496) the Hoare annotation is: false [2022-07-12 11:15:15,831 INFO L895 garLoopResultBuilder]: At program point L8496-1(line 8496) the Hoare annotation is: false [2022-07-12 11:15:15,831 INFO L899 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2022-07-12 11:15:15,831 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 11:15:15,832 INFO L895 garLoopResultBuilder]: At program point L8538(line 8538) the Hoare annotation is: false [2022-07-12 11:15:15,832 INFO L899 garLoopResultBuilder]: For program point L8513(lines 8513 8567) no Hoare annotation was computed. [2022-07-12 11:15:15,832 INFO L899 garLoopResultBuilder]: For program point L8538-1(line 8538) no Hoare annotation was computed. [2022-07-12 11:15:15,832 INFO L899 garLoopResultBuilder]: For program point L8505(lines 8505 8507) no Hoare annotation was computed. [2022-07-12 11:15:15,832 INFO L895 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-12 11:15:15,832 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-12 11:15:15,832 INFO L895 garLoopResultBuilder]: At program point L8505-2(lines 8505 8507) the Hoare annotation is: false [2022-07-12 11:15:15,833 INFO L895 garLoopResultBuilder]: At program point L8522(line 8522) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-12 11:15:15,833 INFO L899 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2022-07-12 11:15:15,833 INFO L895 garLoopResultBuilder]: At program point L8497-2(line 8497) the Hoare annotation is: false [2022-07-12 11:15:15,833 INFO L899 garLoopResultBuilder]: For program point L8497-3(line 8497) no Hoare annotation was computed. [2022-07-12 11:15:15,833 INFO L899 garLoopResultBuilder]: For program point L8547(line 8547) no Hoare annotation was computed. [2022-07-12 11:15:15,833 INFO L895 garLoopResultBuilder]: At program point L8522-1(line 8522) the Hoare annotation is: (= |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_#t~ret965#1| 0) [2022-07-12 11:15:15,833 INFO L899 garLoopResultBuilder]: For program point L8522-2(line 8522) no Hoare annotation was computed. [2022-07-12 11:15:15,833 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 11:15:15,834 INFO L895 garLoopResultBuilder]: At program point L8547-2(line 8547) the Hoare annotation is: false [2022-07-12 11:15:15,834 INFO L899 garLoopResultBuilder]: For program point L8547-3(line 8547) no Hoare annotation was computed. [2022-07-12 11:15:15,834 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2022-07-12 11:15:15,834 INFO L895 garLoopResultBuilder]: At program point L8523(line 8523) the Hoare annotation is: false [2022-07-12 11:15:15,834 INFO L899 garLoopResultBuilder]: For program point L8523-1(line 8523) no Hoare annotation was computed. [2022-07-12 11:15:15,834 INFO L895 garLoopResultBuilder]: At program point L8499(line 8499) the Hoare annotation is: false [2022-07-12 11:15:15,834 INFO L899 garLoopResultBuilder]: For program point L8499-1(line 8499) no Hoare annotation was computed. [2022-07-12 11:15:15,835 INFO L895 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-12 11:15:15,835 INFO L899 garLoopResultBuilder]: For program point L8499-2(lines 8499 8502) no Hoare annotation was computed. [2022-07-12 11:15:15,835 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2022-07-12 11:15:15,835 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-12 11:15:15,835 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-12 11:15:15,835 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-12 11:15:15,835 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-12 11:15:15,835 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-12 11:15:15,836 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-12 11:15:15,839 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-12 11:15:15,841 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 11:15:15,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 11:15:15 BoogieIcfgContainer [2022-07-12 11:15:15,854 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 11:15:15,854 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 11:15:15,854 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 11:15:15,854 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 11:15:15,855 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:15:01" (3/4) ... [2022-07-12 11:15:15,857 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 11:15:15,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2022-07-12 11:15:15,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-12 11:15:15,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2022-07-12 11:15:15,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-07-12 11:15:15,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-07-12 11:15:15,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-07-12 11:15:15,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-12 11:15:15,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-12 11:15:15,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-12 11:15:15,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2022-07-12 11:15:15,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-12 11:15:15,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-07-12 11:15:15,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at [2022-07-12 11:15:15,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-07-12 11:15:15,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_using_uint64_impl [2022-07-12 11:15:15,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2022-07-12 11:15:15,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-07-12 11:15:15,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-12 11:15:15,878 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2022-07-12 11:15:15,880 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2022-07-12 11:15:15,881 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-07-12 11:15:15,882 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-12 11:15:15,883 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-12 11:15:15,885 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-12 11:15:15,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 11:15:15,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 11:15:16,261 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 11:15:16,261 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 11:15:16,262 INFO L158 Benchmark]: Toolchain (without parser) took 18506.34ms. Allocated memory was 92.3MB in the beginning and 249.6MB in the end (delta: 157.3MB). Free memory was 54.2MB in the beginning and 97.4MB in the end (delta: -43.2MB). Peak memory consumption was 172.1MB. Max. memory is 16.1GB. [2022-07-12 11:15:16,262 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 11:15:16,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2021.29ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 54.0MB in the beginning and 80.0MB in the end (delta: -26.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2022-07-12 11:15:16,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 141.77ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 70.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 11:15:16,263 INFO L158 Benchmark]: Boogie Preprocessor took 114.08ms. Allocated memory is still 142.6MB. Free memory was 70.3MB in the beginning and 63.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 11:15:16,264 INFO L158 Benchmark]: RCFGBuilder took 1850.39ms. Allocated memory is still 142.6MB. Free memory was 63.3MB in the beginning and 48.6MB in the end (delta: 14.7MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-07-12 11:15:16,264 INFO L158 Benchmark]: TraceAbstraction took 13965.27ms. Allocated memory was 142.6MB in the beginning and 249.6MB in the end (delta: 107.0MB). Free memory was 48.6MB in the beginning and 105.7MB in the end (delta: -57.1MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2022-07-12 11:15:16,264 INFO L158 Benchmark]: Witness Printer took 407.46ms. Allocated memory is still 249.6MB. Free memory was 105.7MB in the beginning and 97.4MB in the end (delta: 8.3MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2022-07-12 11:15:16,266 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2021.29ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 54.0MB in the beginning and 80.0MB in the end (delta: -26.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 141.77ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 70.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.08ms. Allocated memory is still 142.6MB. Free memory was 70.3MB in the beginning and 63.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1850.39ms. Allocated memory is still 142.6MB. Free memory was 63.3MB in the beginning and 48.6MB in the end (delta: 14.7MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * TraceAbstraction took 13965.27ms. Allocated memory was 142.6MB in the beginning and 249.6MB in the end (delta: 107.0MB). Free memory was 48.6MB in the beginning and 105.7MB in the end (delta: -57.1MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. * Witness Printer took 407.46ms. Allocated memory is still 249.6MB. Free memory was 105.7MB in the beginning and 97.4MB in the end (delta: 8.3MB). Peak memory consumption was 66.0MB. 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 19 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.9s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 623 SdHoareTripleChecker+Valid, 8.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 572 mSDsluCounter, 3703 SdHoareTripleChecker+Invalid, 7.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2663 mSDsCounter, 297 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1741 IncrementalHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 297 mSolverCounterUnsat, 1040 mSDtfsCounter, 1741 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 631 GetRequests, 592 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 189 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 83 LocationsWithAnnotation, 493 PreInvPairs, 505 NumberOfFragments, 428 HoareAnnotationTreeSize, 493 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 83 FomulaSimplificationsInter, 49 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 800 NumberOfCodeBlocks, 800 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 904 ConstructedInterpolants, 0 QuantifiedInterpolants, 1654 SizeOfPredicates, 6 NumberOfNonLiveVariables, 7097 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 684/704 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: 6783]: Loop Invariant Derived loop invariant: 1 < queue && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 8568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8265]: Loop Invariant Derived loop invariant: !(0 < unknown-#StackHeapBarrier-unknown) || (queue <= 0 && queue <= queue) - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-12 11:15:16,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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