./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 791161d1 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-?-791161d [2022-07-22 22:31:15,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 22:31:15,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 22:31:15,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 22:31:15,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 22:31:15,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 22:31:15,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 22:31:15,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 22:31:15,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 22:31:15,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 22:31:15,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 22:31:15,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 22:31:15,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 22:31:15,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 22:31:15,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 22:31:15,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 22:31:15,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 22:31:15,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 22:31:15,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 22:31:15,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 22:31:15,584 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 22:31:15,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 22:31:15,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 22:31:15,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 22:31:15,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 22:31:15,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 22:31:15,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 22:31:15,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 22:31:15,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 22:31:15,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 22:31:15,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 22:31:15,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 22:31:15,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 22:31:15,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 22:31:15,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 22:31:15,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 22:31:15,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 22:31:15,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 22:31:15,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 22:31:15,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 22:31:15,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 22:31:15,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 22:31:15,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 22:31:15,638 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 22:31:15,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 22:31:15,639 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 22:31:15,639 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 22:31:15,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 22:31:15,640 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 22:31:15,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 22:31:15,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 22:31:15,641 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 22:31:15,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 22:31:15,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 22:31:15,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 22:31:15,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 22:31:15,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 22:31:15,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 22:31:15,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 22:31:15,643 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 22:31:15,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 22:31:15,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 22:31:15,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 22:31:15,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 22:31:15,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:31:15,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 22:31:15,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 22:31:15,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 22:31:15,645 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 22:31:15,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 22:31:15,646 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 22:31:15,646 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 22:31:15,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 22:31:15,647 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 [2022-07-22 22:31:15,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 22:31:15,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 22:31:15,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 22:31:15,895 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 22:31:15,896 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 22:31:15,897 INFO L432 ainManager$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 [2022-07-22 22:31:15,954 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7416203c/8b6b551dca824f1ea1c04715eb00d0a7/FLAG39e2c33dc [2022-07-22 22:31:16,647 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 22:31:16,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2022-07-22 22:31:16,682 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7416203c/8b6b551dca824f1ea1c04715eb00d0a7/FLAG39e2c33dc [2022-07-22 22:31:16,779 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7416203c/8b6b551dca824f1ea1c04715eb00d0a7 [2022-07-22 22:31:16,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 22:31:16,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 22:31:16,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 22:31:16,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 22:31:16,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 22:31:16,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:31:16" (1/1) ... [2022-07-22 22:31:16,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eaaf667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:16, skipping insertion in model container [2022-07-22 22:31:16,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:31:16" (1/1) ... [2022-07-22 22:31:16,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 22:31:16,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:31:17,151 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] [2022-07-22 22:31:17,158 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] [2022-07-22 22:31:17,856 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,856 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,857 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,857 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,858 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,869 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,870 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,871 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,872 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,873 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,874 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,874 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:17,875 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,090 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-22 22:31:18,092 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-22 22:31:18,093 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-22 22:31:18,104 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-22 22:31:18,106 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-22 22:31:18,106 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-22 22:31:18,107 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-22 22:31:18,107 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-22 22:31:18,108 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-22 22:31:18,109 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-22 22:31:18,230 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-22 22:31:18,268 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,274 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,341 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,342 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,343 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,343 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,343 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,344 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,345 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,346 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,346 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,347 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,347 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,349 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,349 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,352 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,354 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,354 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,356 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,363 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,364 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,373 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,374 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,375 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,391 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,394 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,395 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,395 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,397 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,398 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:31:18,426 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 22:31:18,450 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] [2022-07-22 22:31:18,451 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] [2022-07-22 22:31:18,496 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,503 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,504 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,504 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,505 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,509 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,515 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,516 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,516 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,517 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,518 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,518 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,518 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,558 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-22 22:31:18,559 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-22 22:31:18,560 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-22 22:31:18,560 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-22 22:31:18,561 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-22 22:31:18,561 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-22 22:31:18,562 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-22 22:31:18,562 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-22 22:31:18,562 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-22 22:31:18,563 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-22 22:31:18,589 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-22 22:31:18,612 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,618 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,677 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,682 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,682 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,683 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,683 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,684 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,684 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,685 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,685 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,685 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,686 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,686 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,687 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,688 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,689 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,689 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,689 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,691 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,691 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,696 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,697 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,702 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,706 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,707 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,708 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,708 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,709 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,710 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:31:18,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:31:18,905 INFO L208 MainTranslator]: Completed translation [2022-07-22 22:31:18,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18 WrapperNode [2022-07-22 22:31:18,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 22:31:18,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 22:31:18,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 22:31:18,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 22:31:18,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:18,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:19,077 INFO L137 Inliner]: procedures = 699, calls = 1955, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 722 [2022-07-22 22:31:19,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 22:31:19,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 22:31:19,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 22:31:19,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 22:31:19,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:19,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:19,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:19,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:19,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:19,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:19,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:19,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 22:31:19,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 22:31:19,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 22:31:19,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 22:31:19,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (1/1) ... [2022-07-22 22:31:19,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:31:19,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:31:19,238 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) [2022-07-22 22:31:19,259 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 [2022-07-22 22:31:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-07-22 22:31:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-07-22 22:31:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 22:31:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-07-22 22:31:19,276 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-07-22 22:31:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-07-22 22:31:19,276 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-07-22 22:31:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-22 22:31:19,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-22 22:31:19,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-22 22:31:19,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 22:31:19,280 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-22 22:31:19,280 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-22 22:31:19,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-22 22:31:19,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-22 22:31:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 22:31:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 22:31:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 22:31:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 22:31:19,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 22:31:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-22 22:31:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-22 22:31:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-07-22 22:31:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-07-22 22:31:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-22 22:31:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-07-22 22:31:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-07-22 22:31:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-07-22 22:31:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-07-22 22:31:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-07-22 22:31:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-07-22 22:31:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-22 22:31:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-22 22:31:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-07-22 22:31:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-07-22 22:31:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 22:31:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 22:31:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 22:31:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-22 22:31:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-22 22:31:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-07-22 22:31:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-07-22 22:31:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_using_uint64_impl [2022-07-22 22:31:19,291 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_using_uint64_impl [2022-07-22 22:31:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 22:31:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-07-22 22:31:19,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-07-22 22:31:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 22:31:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2022-07-22 22:31:19,292 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2022-07-22 22:31:19,575 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 22:31:19,577 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 22:31:20,834 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 22:31:20,841 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 22:31:20,841 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-22 22:31:20,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:31:20 BoogieIcfgContainer [2022-07-22 22:31:20,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 22:31:20,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 22:31:20,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 22:31:20,848 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 22:31:20,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 10:31:16" (1/3) ... [2022-07-22 22:31:20,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61e08ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:31:20, skipping insertion in model container [2022-07-22 22:31:20,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:31:18" (2/3) ... [2022-07-22 22:31:20,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61e08ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:31:20, skipping insertion in model container [2022-07-22 22:31:20,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:31:20" (3/3) ... [2022-07-22 22:31:20,851 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_remove_node_harness.i [2022-07-22 22:31:20,863 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 22:31:20,864 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 22:31:20,909 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 22:31:20,914 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@5bb61df1, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1e55f9ea [2022-07-22 22:31:20,915 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 22:31:20,919 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) [2022-07-22 22:31:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-22 22:31:20,931 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:31:20,932 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] [2022-07-22 22:31:20,932 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:31:20,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:31:20,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1463300359, now seen corresponding path program 1 times [2022-07-22 22:31:20,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:31:20,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240500158] [2022-07-22 22:31:20,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:31:20,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:31:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:31:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:31:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-22 22:31:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-22 22:31:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:31:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:31:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-22 22:31:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:31:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:31:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-22 22:31:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-22 22:31:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-22 22:31:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:31:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-22 22:31:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-22 22:31:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:31:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-22 22:31:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-22 22:31:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:21,788 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-07-22 22:31:21,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:31:21,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240500158] [2022-07-22 22:31:21,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240500158] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:31:21,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:31:21,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 22:31:21,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737861083] [2022-07-22 22:31:21,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:31:21,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-22 22:31:21,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:31:21,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 22:31:21,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-22 22:31:21,832 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) [2022-07-22 22:31:23,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:31:23,551 INFO L93 Difference]: Finished difference Result 529 states and 794 transitions. [2022-07-22 22:31:23,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 22:31:23,554 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 [2022-07-22 22:31:23,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:31:23,566 INFO L225 Difference]: With dead ends: 529 [2022-07-22 22:31:23,567 INFO L226 Difference]: Without dead ends: 305 [2022-07-22 22:31:23,573 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 [2022-07-22 22:31:23,575 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 [2022-07-22 22:31:23,576 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] [2022-07-22 22:31:23,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-07-22 22:31:23,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 225. [2022-07-22 22:31:23,630 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) [2022-07-22 22:31:23,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 303 transitions. [2022-07-22 22:31:23,634 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 303 transitions. Word has length 112 [2022-07-22 22:31:23,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:31:23,634 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 303 transitions. [2022-07-22 22:31:23,635 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) [2022-07-22 22:31:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 303 transitions. [2022-07-22 22:31:23,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-22 22:31:23,638 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:31:23,638 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] [2022-07-22 22:31:23,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 22:31:23,638 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:31:23,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:31:23,639 INFO L85 PathProgramCache]: Analyzing trace with hash 319679485, now seen corresponding path program 1 times [2022-07-22 22:31:23,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:31:23,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070328326] [2022-07-22 22:31:23,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:31:23,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:31:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:23,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:31:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:23,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:31:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:23,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-22 22:31:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:23,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-22 22:31:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:23,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:31:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:23,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:31:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-22 22:31:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:31:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:31:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-22 22:31:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-22 22:31:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-22 22:31:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:31:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-22 22:31:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-22 22:31:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:31:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-22 22:31:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-22 22:31:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,197 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-22 22:31:24,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:31:24,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070328326] [2022-07-22 22:31:24,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070328326] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 22:31:24,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810411442] [2022-07-22 22:31:24,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:31:24,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:31:24,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:31:24,204 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) [2022-07-22 22:31:24,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-22 22:31:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:24,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-22 22:31:24,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:31:24,824 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-07-22 22:31:24,825 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 22:31:24,952 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-22 22:31:24,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810411442] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 22:31:24,953 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 22:31:24,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 10 [2022-07-22 22:31:24,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424194261] [2022-07-22 22:31:24,954 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 22:31:24,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-22 22:31:24,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:31:24,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-22 22:31:24,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-07-22 22:31:24,956 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) [2022-07-22 22:31:27,297 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 22:31:31,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:31:31,167 INFO L93 Difference]: Finished difference Result 507 states and 729 transitions. [2022-07-22 22:31:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-22 22:31:31,168 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 [2022-07-22 22:31:31,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:31:31,173 INFO L225 Difference]: With dead ends: 507 [2022-07-22 22:31:31,173 INFO L226 Difference]: Without dead ends: 349 [2022-07-22 22:31:31,174 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 [2022-07-22 22:31:31,176 INFO L413 NwaCegarLoop]: 317 mSDtfsCounter, 172 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s 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, 6.1s IncrementalHoareTripleChecker+Time [2022-07-22 22:31:31,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 1407 Invalid, 1426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-07-22 22:31:31,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2022-07-22 22:31:31,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 240. [2022-07-22 22:31:31,200 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) [2022-07-22 22:31:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 328 transitions. [2022-07-22 22:31:31,202 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 328 transitions. Word has length 112 [2022-07-22 22:31:31,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:31:31,203 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 328 transitions. [2022-07-22 22:31:31,203 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) [2022-07-22 22:31:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 328 transitions. [2022-07-22 22:31:31,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-22 22:31:31,211 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:31:31,212 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] [2022-07-22 22:31:31,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-22 22:31:31,413 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 [2022-07-22 22:31:31,414 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:31:31,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:31:31,414 INFO L85 PathProgramCache]: Analyzing trace with hash -701388869, now seen corresponding path program 1 times [2022-07-22 22:31:31,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:31:31,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316571913] [2022-07-22 22:31:31,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:31:31,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:31:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:31:31,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:31:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-22 22:31:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-22 22:31:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:31:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:31:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-22 22:31:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:31:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:31:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-22 22:31:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-22 22:31:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-22 22:31:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:31:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-22 22:31:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-22 22:31:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:31:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-22 22:31:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-22 22:31:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:31,895 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-07-22 22:31:31,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:31:31,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316571913] [2022-07-22 22:31:31,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316571913] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 22:31:31,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1391167264] [2022-07-22 22:31:31,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:31:31,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:31:31,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:31:31,900 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) [2022-07-22 22:31:31,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-22 22:31:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:32,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 2346 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-22 22:31:32,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:31:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-07-22 22:31:32,457 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 22:31:32,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1391167264] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:31:32,457 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 22:31:32,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2022-07-22 22:31:32,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533967867] [2022-07-22 22:31:32,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:31:32,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-22 22:31:32,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:31:32,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 22:31:32,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-07-22 22:31:32,459 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) [2022-07-22 22:31:32,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:31:32,599 INFO L93 Difference]: Finished difference Result 446 states and 615 transitions. [2022-07-22 22:31:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 22:31:32,600 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 [2022-07-22 22:31:32,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:31:32,602 INFO L225 Difference]: With dead ends: 446 [2022-07-22 22:31:32,603 INFO L226 Difference]: Without dead ends: 242 [2022-07-22 22:31:32,604 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 [2022-07-22 22:31:32,605 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 [2022-07-22 22:31:32,605 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] [2022-07-22 22:31:32,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-07-22 22:31:32,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2022-07-22 22:31:32,664 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) [2022-07-22 22:31:32,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 333 transitions. [2022-07-22 22:31:32,666 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 333 transitions. Word has length 112 [2022-07-22 22:31:32,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:31:32,667 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 333 transitions. [2022-07-22 22:31:32,667 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) [2022-07-22 22:31:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 333 transitions. [2022-07-22 22:31:32,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-22 22:31:32,669 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:31:32,669 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] [2022-07-22 22:31:32,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-22 22:31:32,883 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 [2022-07-22 22:31:32,884 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:31:32,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:31:32,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1454941995, now seen corresponding path program 1 times [2022-07-22 22:31:32,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:31:32,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865061571] [2022-07-22 22:31:32,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:31:32,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:31:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:31:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:31:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-22 22:31:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-22 22:31:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:31:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:31:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-22 22:31:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:31:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:31:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-22 22:31:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:31:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-22 22:31:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-22 22:31:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:31:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-22 22:31:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-22 22:31:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:31:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-07-22 22:31:33,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-07-22 22:31:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-22 22:31:33,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:31:33,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865061571] [2022-07-22 22:31:33,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865061571] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 22:31:33,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053134361] [2022-07-22 22:31:33,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:31:33,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:31:33,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:31:33,273 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) [2022-07-22 22:31:33,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-22 22:31:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:31:33,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 2402 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 22:31:33,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:31:33,897 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-07-22 22:31:33,897 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 22:31:33,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2053134361] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:31:33,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 22:31:33,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2022-07-22 22:31:33,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120836830] [2022-07-22 22:31:33,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:31:33,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-22 22:31:33,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:31:33,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 22:31:33,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-07-22 22:31:33,901 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) [2022-07-22 22:31:33,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:31:33,995 INFO L93 Difference]: Finished difference Result 312 states and 414 transitions. [2022-07-22 22:31:33,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 22:31:33,996 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 [2022-07-22 22:31:33,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:31:33,997 INFO L225 Difference]: With dead ends: 312 [2022-07-22 22:31:33,997 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 22:31:33,998 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 [2022-07-22 22:31:33,999 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 [2022-07-22 22:31:33,999 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] [2022-07-22 22:31:34,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 22:31:34,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 22:31:34,000 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) [2022-07-22 22:31:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 22:31:34,001 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 120 [2022-07-22 22:31:34,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:31:34,001 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 22:31:34,001 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) [2022-07-22 22:31:34,001 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 22:31:34,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 22:31:34,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 22:31:34,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-22 22:31:34,223 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 [2022-07-22 22:31:34,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 22:31:34,657 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|))) [2022-07-22 22:31:34,657 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2022-07-22 22:31:34,658 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|))) [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point L8310(line 8310) no Hoare annotation was computed. [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8323 8344) no Hoare annotation was computed. [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point L8277-2(line 8277) no Hoare annotation was computed. [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point L8310-3(lines 8310 8311) no Hoare annotation was computed. [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point L8277-1(line 8277) no Hoare annotation was computed. [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point L8310-2(line 8310) no Hoare annotation was computed. [2022-07-22 22:31:34,658 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|))) [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point L8277-7(lines 8277 8280) no Hoare annotation was computed. [2022-07-22 22:31:34,658 INFO L899 garLoopResultBuilder]: For program point L8277-5(lines 8277 8280) no Hoare annotation was computed. [2022-07-22 22:31:34,659 INFO L899 garLoopResultBuilder]: For program point L8277-4(line 8277) no Hoare annotation was computed. [2022-07-22 22:31:34,659 INFO L899 garLoopResultBuilder]: For program point L8310-5(lines 8310 8311) no Hoare annotation was computed. [2022-07-22 22:31:34,659 INFO L899 garLoopResultBuilder]: For program point L8267(lines 8267 8271) no Hoare annotation was computed. [2022-07-22 22:31:34,659 INFO L899 garLoopResultBuilder]: For program point L8319(line 8319) no Hoare annotation was computed. [2022-07-22 22:31:34,659 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|))) [2022-07-22 22:31:34,659 INFO L899 garLoopResultBuilder]: For program point L8319-4(line 8319) no Hoare annotation was computed. [2022-07-22 22:31:34,659 INFO L899 garLoopResultBuilder]: For program point L8319-3(line 8319) no Hoare annotation was computed. [2022-07-22 22:31:34,659 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|))) [2022-07-22 22:31:34,659 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$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:31:34,659 INFO L895 garLoopResultBuilder]: At program point L8338(line 8338) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (= |old(#valid)| |#valid|))) [2022-07-22 22:31:34,659 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8323 8344) no Hoare annotation was computed. [2022-07-22 22:31:34,659 INFO L899 garLoopResultBuilder]: For program point L8338-1(line 8338) no Hoare annotation was computed. [2022-07-22 22:31:34,660 INFO L899 garLoopResultBuilder]: For program point L8326(lines 8326 8330) no Hoare annotation was computed. [2022-07-22 22:31:34,660 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2022-07-22 22:31:34,660 INFO L895 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-22 22:31:34,660 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2022-07-22 22:31:34,660 INFO L895 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-22 22:31:34,660 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2022-07-22 22:31:34,660 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2022-07-22 22:31:34,660 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2022-07-22 22:31:34,660 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2022-07-22 22:31:34,660 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 6742 6754) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-22 22:31:34,660 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2022-07-22 22:31:34,660 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2022-07-22 22:31:34,661 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2022-07-22 22:31:34,661 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2022-07-22 22:31:34,661 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2022-07-22 22:31:34,661 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2022-07-22 22:31:34,661 INFO L895 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-22 22:31:34,661 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2022-07-22 22:31:34,661 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2022-07-22 22:31:34,661 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2022-07-22 22:31:34,661 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 2935 2962) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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|))) [2022-07-22 22:31:34,661 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2022-07-22 22:31:34,661 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2022-07-22 22:31:34,661 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2022-07-22 22:31:34,661 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2022-07-22 22:31:34,662 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2022-07-22 22:31:34,662 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$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:31:34,663 INFO L902 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2022-07-22 22:31:34,663 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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|))) [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2022-07-22 22:31:34,663 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point L7393(lines 7393 7408) no Hoare annotation was computed. [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point L7406(line 7406) no Hoare annotation was computed. [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point L7402(line 7402) no Hoare annotation was computed. [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point L7398(line 7398) no Hoare annotation was computed. [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point L7402-2(line 7402) no Hoare annotation was computed. [2022-07-22 22:31:34,663 INFO L902 garLoopResultBuilder]: At program point memcpy_using_uint64_implENTRY(lines 7378 7418) the Hoare annotation is: true [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point L7394(line 7394) no Hoare annotation was computed. [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point L7398-2(line 7398) no Hoare annotation was computed. [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implEXIT(lines 7378 7418) no Hoare annotation was computed. [2022-07-22 22:31:34,663 INFO L899 garLoopResultBuilder]: For program point L7394-2(line 7394) no Hoare annotation was computed. [2022-07-22 22:31:34,664 INFO L902 garLoopResultBuilder]: At program point L7383(line 7383) the Hoare annotation is: true [2022-07-22 22:31:34,664 INFO L902 garLoopResultBuilder]: At program point L7379-1(line 7379) the Hoare annotation is: true [2022-07-22 22:31:34,664 INFO L902 garLoopResultBuilder]: At program point L7379(line 7379) the Hoare annotation is: true [2022-07-22 22:31:34,664 INFO L899 garLoopResultBuilder]: For program point L7404-2(line 7404) no Hoare annotation was computed. [2022-07-22 22:31:34,664 INFO L899 garLoopResultBuilder]: For program point L7404(line 7404) no Hoare annotation was computed. [2022-07-22 22:31:34,664 INFO L899 garLoopResultBuilder]: For program point L7400-2(line 7400) no Hoare annotation was computed. [2022-07-22 22:31:34,664 INFO L899 garLoopResultBuilder]: For program point L7400(line 7400) no Hoare annotation was computed. [2022-07-22 22:31:34,664 INFO L899 garLoopResultBuilder]: For program point L7396-2(line 7396) no Hoare annotation was computed. [2022-07-22 22:31:34,664 INFO L899 garLoopResultBuilder]: For program point L7396(line 7396) no Hoare annotation was computed. [2022-07-22 22:31:34,664 INFO L899 garLoopResultBuilder]: For program point L7384(line 7384) no Hoare annotation was computed. [2022-07-22 22:31:34,666 INFO L902 garLoopResultBuilder]: At program point L7413-3(lines 7413 7415) the Hoare annotation is: true [2022-07-22 22:31:34,666 INFO L899 garLoopResultBuilder]: For program point L7413-2(lines 7413 7415) no Hoare annotation was computed. [2022-07-22 22:31:34,667 INFO L899 garLoopResultBuilder]: For program point L7413-4(lines 7413 7415) no Hoare annotation was computed. [2022-07-22 22:31:34,667 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implFINAL(lines 7378 7418) no Hoare annotation was computed. [2022-07-22 22:31:34,667 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2022-07-22 22:31:34,667 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2022-07-22 22:31:34,667 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2022-07-22 22:31:34,667 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2022-07-22 22:31:34,667 INFO L902 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2022-07-22 22:31:34,668 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2022-07-22 22:31:34,668 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2022-07-22 22:31:34,668 INFO L899 garLoopResultBuilder]: For program point L3170-2(line 3170) no Hoare annotation was computed. [2022-07-22 22:31:34,668 INFO L899 garLoopResultBuilder]: For program point L3169(line 3169) no Hoare annotation was computed. [2022-07-22 22:31:34,668 INFO L902 garLoopResultBuilder]: At program point L3170-1(line 3170) the Hoare annotation is: true [2022-07-22 22:31:34,668 INFO L899 garLoopResultBuilder]: For program point L3169-3(line 3169) no Hoare annotation was computed. [2022-07-22 22:31:34,668 INFO L902 garLoopResultBuilder]: At program point L3169-2(line 3169) the Hoare annotation is: true [2022-07-22 22:31:34,668 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3163 3174) no Hoare annotation was computed. [2022-07-22 22:31:34,669 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3163 3174) the Hoare annotation is: true [2022-07-22 22:31:34,669 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3163 3174) no Hoare annotation was computed. [2022-07-22 22:31:34,669 INFO L902 garLoopResultBuilder]: At program point L3172(line 3172) the Hoare annotation is: true [2022-07-22 22:31:34,669 INFO L902 garLoopResultBuilder]: At program point L3170(line 3170) the Hoare annotation is: true [2022-07-22 22:31:34,669 INFO L899 garLoopResultBuilder]: For program point L3172-2(line 3172) no Hoare annotation was computed. [2022-07-22 22:31:34,669 INFO L902 garLoopResultBuilder]: At program point L3172-1(line 3172) the Hoare annotation is: true [2022-07-22 22:31:34,669 INFO L902 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2022-07-22 22:31:34,670 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2022-07-22 22:31:34,670 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2022-07-22 22:31:34,670 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2022-07-22 22:31:34,670 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2022-07-22 22:31:34,670 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2022-07-22 22:31:34,670 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2022-07-22 22:31:34,670 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2022-07-22 22:31:34,671 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-22 22:31:34,671 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-22 22:31:34,671 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-22 22:31:34,671 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-22 22:31:34,671 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)|)) [2022-07-22 22:31:34,671 INFO L899 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2022-07-22 22:31:34,671 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-22 22:31:34,671 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-22 22:31:34,672 INFO L902 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7420 7422) the Hoare annotation is: true [2022-07-22 22:31:34,672 INFO L899 garLoopResultBuilder]: For program point my_memcpyFINAL(lines 7420 7422) no Hoare annotation was computed. [2022-07-22 22:31:34,672 INFO L899 garLoopResultBuilder]: For program point L7421-1(line 7421) no Hoare annotation was computed. [2022-07-22 22:31:34,672 INFO L902 garLoopResultBuilder]: At program point L7421(line 7421) the Hoare annotation is: true [2022-07-22 22:31:34,672 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7420 7422) no Hoare annotation was computed. [2022-07-22 22:31:34,672 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2022-07-22 22:31:34,672 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2022-07-22 22:31:34,673 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2022-07-22 22:31:34,673 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|))) [2022-07-22 22:31:34,673 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-07-22 22:31:34,673 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-07-22 22:31:34,673 INFO L902 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: true [2022-07-22 22:31:34,673 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atEXIT(lines 3176 3189) no Hoare annotation was computed. [2022-07-22 22:31:34,673 INFO L899 garLoopResultBuilder]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2022-07-22 22:31:34,674 INFO L902 garLoopResultBuilder]: At program point L3184(line 3184) the Hoare annotation is: true [2022-07-22 22:31:34,674 INFO L902 garLoopResultBuilder]: At program point L3182(line 3182) the Hoare annotation is: true [2022-07-22 22:31:34,674 INFO L899 garLoopResultBuilder]: For program point L3184-2(line 3184) no Hoare annotation was computed. [2022-07-22 22:31:34,674 INFO L902 garLoopResultBuilder]: At program point L3184-1(line 3184) the Hoare annotation is: true [2022-07-22 22:31:34,674 INFO L899 garLoopResultBuilder]: For program point L3182-1(lines 3182 3186) no Hoare annotation was computed. [2022-07-22 22:31:34,674 INFO L902 garLoopResultBuilder]: At program point L3178(line 3178) the Hoare annotation is: true [2022-07-22 22:31:34,674 INFO L899 garLoopResultBuilder]: For program point L3178-2(line 3178) no Hoare annotation was computed. [2022-07-22 22:31:34,675 INFO L902 garLoopResultBuilder]: At program point L3178-1(line 3178) the Hoare annotation is: true [2022-07-22 22:31:34,675 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atFINAL(lines 3176 3189) no Hoare annotation was computed. [2022-07-22 22:31:34,675 INFO L902 garLoopResultBuilder]: At program point aws_array_list_get_atENTRY(lines 3176 3189) the Hoare annotation is: true [2022-07-22 22:31:34,675 INFO L902 garLoopResultBuilder]: At program point L3187-1(line 3187) the Hoare annotation is: true [2022-07-22 22:31:34,675 INFO L902 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2022-07-22 22:31:34,675 INFO L899 garLoopResultBuilder]: For program point L3187-2(line 3187) no Hoare annotation was computed. [2022-07-22 22:31:34,675 INFO L899 garLoopResultBuilder]: For program point L3183-1(line 3183) no Hoare annotation was computed. [2022-07-22 22:31:34,676 INFO L902 garLoopResultBuilder]: At program point L3183(line 3183) the Hoare annotation is: true [2022-07-22 22:31:34,676 INFO L899 garLoopResultBuilder]: For program point L3179(line 3179) no Hoare annotation was computed. [2022-07-22 22:31:34,676 INFO L899 garLoopResultBuilder]: For program point L3179-3(line 3179) no Hoare annotation was computed. [2022-07-22 22:31:34,676 INFO L902 garLoopResultBuilder]: At program point L3179-2(line 3179) the Hoare annotation is: true [2022-07-22 22:31:34,676 INFO L899 garLoopResultBuilder]: For program point L8566-1(line 8566) no Hoare annotation was computed. [2022-07-22 22:31:34,676 INFO L895 garLoopResultBuilder]: At program point L8500(line 8500) the Hoare annotation is: false [2022-07-22 22:31:34,676 INFO L895 garLoopResultBuilder]: At program point L8500-1(line 8500) the Hoare annotation is: false [2022-07-22 22:31:34,676 INFO L899 garLoopResultBuilder]: For program point L8500-2(line 8500) no Hoare annotation was computed. [2022-07-22 22:31:34,677 INFO L895 garLoopResultBuilder]: At program point L8566(line 8566) the Hoare annotation is: false [2022-07-22 22:31:34,677 INFO L895 garLoopResultBuilder]: At program point L8525(line 8525) the Hoare annotation is: false [2022-07-22 22:31:34,677 INFO L899 garLoopResultBuilder]: For program point L8558-1(lines 8558 8560) no Hoare annotation was computed. [2022-07-22 22:31:34,677 INFO L899 garLoopResultBuilder]: For program point L8525-1(line 8525) no Hoare annotation was computed. [2022-07-22 22:31:34,677 INFO L895 garLoopResultBuilder]: At program point L8558(lines 8558 8560) the Hoare annotation is: false [2022-07-22 22:31:34,677 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2022-07-22 22:31:34,677 INFO L895 garLoopResultBuilder]: At program point L8550-1(lines 8550 8563) the Hoare annotation is: false [2022-07-22 22:31:34,678 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|)) [2022-07-22 22:31:34,678 INFO L899 garLoopResultBuilder]: For program point L8550(lines 8550 8563) no Hoare annotation was computed. [2022-07-22 22:31:34,678 INFO L895 garLoopResultBuilder]: At program point L8509(line 8509) the Hoare annotation is: false [2022-07-22 22:31:34,678 INFO L899 garLoopResultBuilder]: For program point L8509-1(line 8509) no Hoare annotation was computed. [2022-07-22 22:31:34,678 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 22:31:34,678 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 22:31:34,678 INFO L899 garLoopResultBuilder]: For program point L8534(lines 8534 8540) no Hoare annotation was computed. [2022-07-22 22:31:34,679 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|)) [2022-07-22 22:31:34,679 INFO L899 garLoopResultBuilder]: For program point L8518-1(line 8518) no Hoare annotation was computed. [2022-07-22 22:31:34,679 INFO L895 garLoopResultBuilder]: At program point L8551(line 8551) the Hoare annotation is: false [2022-07-22 22:31:34,679 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|)) [2022-07-22 22:31:34,679 INFO L899 garLoopResultBuilder]: For program point L8551-1(line 8551) no Hoare annotation was computed. [2022-07-22 22:31:34,679 INFO L895 garLoopResultBuilder]: At program point L8510(lines 8495 8511) the Hoare annotation is: false [2022-07-22 22:31:34,679 INFO L902 garLoopResultBuilder]: At program point L8568(line 8568) the Hoare annotation is: true [2022-07-22 22:31:34,680 INFO L895 garLoopResultBuilder]: At program point L8527(line 8527) the Hoare annotation is: false [2022-07-22 22:31:34,680 INFO L899 garLoopResultBuilder]: For program point L8527-1(line 8527) no Hoare annotation was computed. [2022-07-22 22:31:34,680 INFO L899 garLoopResultBuilder]: For program point L8552(lines 8552 8562) no Hoare annotation was computed. [2022-07-22 22:31:34,680 INFO L899 garLoopResultBuilder]: For program point L8536(lines 8536 8539) no Hoare annotation was computed. [2022-07-22 22:31:34,680 INFO L895 garLoopResultBuilder]: At program point L8553(line 8553) the Hoare annotation is: false [2022-07-22 22:31:34,680 INFO L899 garLoopResultBuilder]: For program point L8553-1(line 8553) no Hoare annotation was computed. [2022-07-22 22:31:34,680 INFO L899 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2022-07-22 22:31:34,681 INFO L899 garLoopResultBuilder]: For program point L8554(lines 8554 8561) no Hoare annotation was computed. [2022-07-22 22:31:34,681 INFO L899 garLoopResultBuilder]: For program point L8529(lines 8529 8541) no Hoare annotation was computed. [2022-07-22 22:31:34,681 INFO L899 garLoopResultBuilder]: For program point L8529-1(lines 8529 8541) no Hoare annotation was computed. [2022-07-22 22:31:34,681 INFO L895 garLoopResultBuilder]: At program point L8496(line 8496) the Hoare annotation is: false [2022-07-22 22:31:34,681 INFO L895 garLoopResultBuilder]: At program point L8496-1(line 8496) the Hoare annotation is: false [2022-07-22 22:31:34,681 INFO L899 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2022-07-22 22:31:34,681 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 22:31:34,682 INFO L895 garLoopResultBuilder]: At program point L8538(line 8538) the Hoare annotation is: false [2022-07-22 22:31:34,682 INFO L899 garLoopResultBuilder]: For program point L8513(lines 8513 8567) no Hoare annotation was computed. [2022-07-22 22:31:34,682 INFO L899 garLoopResultBuilder]: For program point L8538-1(line 8538) no Hoare annotation was computed. [2022-07-22 22:31:34,682 INFO L899 garLoopResultBuilder]: For program point L8505(lines 8505 8507) no Hoare annotation was computed. [2022-07-22 22:31:34,682 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|)) [2022-07-22 22:31:34,682 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|)) [2022-07-22 22:31:34,682 INFO L895 garLoopResultBuilder]: At program point L8505-2(lines 8505 8507) the Hoare annotation is: false [2022-07-22 22:31:34,683 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|)) [2022-07-22 22:31:34,683 INFO L899 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2022-07-22 22:31:34,683 INFO L895 garLoopResultBuilder]: At program point L8497-2(line 8497) the Hoare annotation is: false [2022-07-22 22:31:34,683 INFO L899 garLoopResultBuilder]: For program point L8497-3(line 8497) no Hoare annotation was computed. [2022-07-22 22:31:34,683 INFO L899 garLoopResultBuilder]: For program point L8547(line 8547) no Hoare annotation was computed. [2022-07-22 22:31:34,683 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) [2022-07-22 22:31:34,683 INFO L899 garLoopResultBuilder]: For program point L8522-2(line 8522) no Hoare annotation was computed. [2022-07-22 22:31:34,684 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 22:31:34,684 INFO L895 garLoopResultBuilder]: At program point L8547-2(line 8547) the Hoare annotation is: false [2022-07-22 22:31:34,684 INFO L899 garLoopResultBuilder]: For program point L8547-3(line 8547) no Hoare annotation was computed. [2022-07-22 22:31:34,684 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2022-07-22 22:31:34,684 INFO L895 garLoopResultBuilder]: At program point L8523(line 8523) the Hoare annotation is: false [2022-07-22 22:31:34,684 INFO L899 garLoopResultBuilder]: For program point L8523-1(line 8523) no Hoare annotation was computed. [2022-07-22 22:31:34,684 INFO L895 garLoopResultBuilder]: At program point L8499(line 8499) the Hoare annotation is: false [2022-07-22 22:31:34,684 INFO L899 garLoopResultBuilder]: For program point L8499-1(line 8499) no Hoare annotation was computed. [2022-07-22 22:31:34,685 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|)) [2022-07-22 22:31:34,685 INFO L899 garLoopResultBuilder]: For program point L8499-2(lines 8499 8502) no Hoare annotation was computed. [2022-07-22 22:31:34,685 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2022-07-22 22:31:34,685 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-22 22:31:34,685 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-22 22:31:34,685 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-22 22:31:34,685 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-22 22:31:34,686 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-22 22:31:34,686 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-22 22:31:34,689 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-22 22:31:34,690 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 22:31:34,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 10:31:34 BoogieIcfgContainer [2022-07-22 22:31:34,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 22:31:34,702 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 22:31:34,702 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 22:31:34,702 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 22:31:34,703 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:31:20" (3/4) ... [2022-07-22 22:31:34,705 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 22:31:34,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2022-07-22 22:31:34,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-22 22:31:34,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2022-07-22 22:31:34,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-07-22 22:31:34,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-07-22 22:31:34,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-07-22 22:31:34,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-22 22:31:34,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-22 22:31:34,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-22 22:31:34,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2022-07-22 22:31:34,712 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-22 22:31:34,712 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-07-22 22:31:34,712 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at [2022-07-22 22:31:34,712 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-07-22 22:31:34,712 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_using_uint64_impl [2022-07-22 22:31:34,712 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2022-07-22 22:31:34,713 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-07-22 22:31:34,713 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-22 22:31:34,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2022-07-22 22:31:34,726 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2022-07-22 22:31:34,727 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-07-22 22:31:34,728 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-22 22:31:34,729 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-22 22:31:34,730 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-22 22:31:34,731 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 22:31:34,732 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 22:31:35,090 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 22:31:35,091 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 22:31:35,092 INFO L158 Benchmark]: Toolchain (without parser) took 18308.40ms. Allocated memory was 104.9MB in the beginning and 262.1MB in the end (delta: 157.3MB). Free memory was 65.7MB in the beginning and 146.6MB in the end (delta: -80.9MB). Peak memory consumption was 188.3MB. Max. memory is 16.1GB. [2022-07-22 22:31:35,092 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory is still 32.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 22:31:35,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2121.41ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 65.4MB in the beginning and 62.1MB in the end (delta: 3.4MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2022-07-22 22:31:35,092 INFO L158 Benchmark]: Boogie Procedure Inliner took 171.48ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 62.1MB in the beginning and 122.1MB in the end (delta: -60.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-07-22 22:31:35,093 INFO L158 Benchmark]: Boogie Preprocessor took 119.97ms. Allocated memory is still 174.1MB. Free memory was 122.1MB in the beginning and 114.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 22:31:35,093 INFO L158 Benchmark]: RCFGBuilder took 1643.66ms. Allocated memory is still 174.1MB. Free memory was 114.9MB in the beginning and 79.9MB in the end (delta: 34.9MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2022-07-22 22:31:35,093 INFO L158 Benchmark]: TraceAbstraction took 13856.91ms. Allocated memory was 174.1MB in the beginning and 262.1MB in the end (delta: 88.1MB). Free memory was 79.9MB in the beginning and 116.2MB in the end (delta: -36.3MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2022-07-22 22:31:35,094 INFO L158 Benchmark]: Witness Printer took 388.95ms. Allocated memory is still 262.1MB. Free memory was 116.2MB in the beginning and 146.6MB in the end (delta: -30.4MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2022-07-22 22:31:35,095 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory is still 32.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2121.41ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 65.4MB in the beginning and 62.1MB in the end (delta: 3.4MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 171.48ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 62.1MB in the beginning and 122.1MB in the end (delta: -60.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.97ms. Allocated memory is still 174.1MB. Free memory was 122.1MB in the beginning and 114.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1643.66ms. Allocated memory is still 174.1MB. Free memory was 114.9MB in the beginning and 79.9MB in the end (delta: 34.9MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * TraceAbstraction took 13856.91ms. Allocated memory was 174.1MB in the beginning and 262.1MB in the end (delta: 88.1MB). Free memory was 79.9MB in the beginning and 116.2MB in the end (delta: -36.3MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Witness Printer took 388.95ms. Allocated memory is still 262.1MB. Free memory was 116.2MB in the beginning and 146.6MB in the end (delta: -30.4MB). Peak memory consumption was 81.8MB. 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: 13.8s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 623 SdHoareTripleChecker+Valid, 7.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 572 mSDsluCounter, 3703 SdHoareTripleChecker+Invalid, 7.5s 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, 0.4s 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, 1.4s 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! [2022-07-22 22:31:35,142 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