./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP --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 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:10:11,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:10:11,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 23:10:11,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:10:11,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:10:11,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:10:11,769 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:10:11,770 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:10:11,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:10:11,772 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:10:11,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:10:11,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:10:11,774 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:10:11,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:10:11,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:10:11,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:10:11,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:10:11,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:10:11,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:10:11,779 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:10:11,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:10:11,780 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:10:11,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:10:11,781 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:10:11,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:10:11,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:10:11,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:10:11,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:10:11,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:10:11,784 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:10:11,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:10:11,785 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:10:11,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:10:11,786 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:10:11,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:10:11,787 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:10:11,788 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 [2023-11-06 23:10:12,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:10:12,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:10:12,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:10:12,114 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:10:12,114 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:10:12,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2023-11-06 23:10:15,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:10:15,876 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:10:15,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2023-11-06 23:10:15,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/data/406840317/69d3a827426e421ab6fa0641caa91576/FLAG69b7d36ec [2023-11-06 23:10:15,940 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/data/406840317/69d3a827426e421ab6fa0641caa91576 [2023-11-06 23:10:15,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:10:15,947 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:10:15,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:10:15,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:10:15,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:10:15,960 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:10:15" (1/1) ... [2023-11-06 23:10:15,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e5f7b38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:15, skipping insertion in model container [2023-11-06 23:10:15,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:10:15" (1/1) ... [2023-11-06 23:10:16,104 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:10:16,397 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2023-11-06 23:10:16,405 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2023-11-06 23:10:17,410 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,411 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,412 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,413 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,414 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,429 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,430 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,433 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,433 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,436 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,437 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,438 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,438 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:17,909 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 23:10:17,911 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 23:10:17,914 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 23:10:17,915 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 23:10:17,918 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 23:10:17,920 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 23:10:17,924 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 23:10:17,934 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 23:10:17,935 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 23:10:17,935 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 23:10:18,130 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,136 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,255 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,256 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,257 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,257 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,257 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,258 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,258 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,260 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,260 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,261 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,262 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,263 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,263 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,267 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,268 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,268 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,268 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,275 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,275 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,291 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,292 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,294 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:10:18,382 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:10:18,406 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2023-11-06 23:10:18,409 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2023-11-06 23:10:18,473 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,473 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,473 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,474 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,475 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,484 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,486 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,487 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,488 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,491 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,492 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,493 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,494 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,588 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 23:10:18,590 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 23:10:18,592 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 23:10:18,593 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 23:10:18,594 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 23:10:18,594 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 23:10:18,596 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 23:10:18,597 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 23:10:18,597 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 23:10:18,598 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 23:10:18,635 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,639 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] [2023-11-06 23:10:18,664 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,665 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,665 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,665 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,666 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,666 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,666 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,667 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,667 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,668 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,668 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,668 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,669 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,670 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,670 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,671 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,671 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,673 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,674 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,681 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,682 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,683 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 23:10:18,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:10:19,028 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,028 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,028 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,028 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,028 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,028 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,029 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,029 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,029 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,030 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,030 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,031 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,031 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,031 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,031 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:10:19,053 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:10:19,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19 WrapperNode [2023-11-06 23:10:19,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:10:19,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:10:19,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:10:19,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:10:19,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,194 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,325 INFO L138 Inliner]: procedures = 697, calls = 1949, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 764 [2023-11-06 23:10:19,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:10:19,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:10:19,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:10:19,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:10:19,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,447 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,476 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:10:19,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:10:19,483 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:10:19,483 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:10:19,484 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (1/1) ... [2023-11-06 23:10:19,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:10:19,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:10:19,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:10:19,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:10:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-06 23:10:19,560 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-06 23:10:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:10:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-06 23:10:19,561 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-06 23:10:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-06 23:10:19,561 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-06 23:10:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-06 23:10:19,561 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-06 23:10:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 23:10:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-06 23:10:19,562 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-06 23:10:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-06 23:10:19,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-06 23:10:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 23:10:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:10:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 23:10:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:10:19,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:10:19,563 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-06 23:10:19,563 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-06 23:10:19,563 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-06 23:10:19,563 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-06 23:10:19,563 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-06 23:10:19,563 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-06 23:10:19,563 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-06 23:10:19,563 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-06 23:10:19,563 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-06 23:10:19,564 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-06 23:10:19,564 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:10:19,564 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:10:19,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:10:19,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 23:10:19,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 23:10:19,564 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-06 23:10:19,564 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-06 23:10:19,564 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-06 23:10:19,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-06 23:10:19,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 23:10:19,565 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-06 23:10:19,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-06 23:10:19,565 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2023-11-06 23:10:19,565 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2023-11-06 23:10:19,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:10:19,948 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:10:19,950 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:10:21,785 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:10:21,803 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:10:21,804 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:10:21,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:10:21 BoogieIcfgContainer [2023-11-06 23:10:21,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:10:21,812 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:10:21,812 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:10:21,822 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:10:21,822 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:10:15" (1/3) ... [2023-11-06 23:10:21,823 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47fde1c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:10:21, skipping insertion in model container [2023-11-06 23:10:21,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:10:19" (2/3) ... [2023-11-06 23:10:21,825 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47fde1c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:10:21, skipping insertion in model container [2023-11-06 23:10:21,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:10:21" (3/3) ... [2023-11-06 23:10:21,826 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2023-11-06 23:10:21,846 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:10:21,847 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:10:21,928 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:10:21,939 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@69f6b74a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:10:21,940 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:10:21,946 INFO L276 IsEmpty]: Start isEmpty. Operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-06 23:10:21,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-06 23:10:21,967 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:10:21,968 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2023-11-06 23:10:21,969 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:10:21,976 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:10:21,976 INFO L85 PathProgramCache]: Analyzing trace with hash 969840853, now seen corresponding path program 1 times [2023-11-06 23:10:21,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:10:21,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083216291] [2023-11-06 23:10:21,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:10:21,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:10:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:10:22,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:10:22,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083216291] [2023-11-06 23:10:22,653 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 23:10:22,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467316981] [2023-11-06 23:10:22,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:10:22,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:10:22,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:10:22,658 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:10:22,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:10:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:10:23,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 2244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:10:23,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:10:23,428 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-06 23:10:23,429 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:10:23,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467316981] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:10:23,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:10:23,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:10:23,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281249590] [2023-11-06 23:10:23,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:10:23,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:10:23,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:10:23,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:10:23,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:10:23,494 INFO L87 Difference]: Start difference. First operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 23:10:23,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:10:23,587 INFO L93 Difference]: Finished difference Result 381 states and 541 transitions. [2023-11-06 23:10:23,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:10:23,589 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 97 [2023-11-06 23:10:23,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:10:23,607 INFO L225 Difference]: With dead ends: 381 [2023-11-06 23:10:23,607 INFO L226 Difference]: Without dead ends: 191 [2023-11-06 23:10:23,619 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:10:23,624 INFO L413 NwaCegarLoop]: 255 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:10:23,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:10:23,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2023-11-06 23:10:23,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2023-11-06 23:10:23,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 125 states have (on average 1.224) internal successors, (153), 126 states have internal predecessors, (153), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-06 23:10:23,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 250 transitions. [2023-11-06 23:10:23,725 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 250 transitions. Word has length 97 [2023-11-06 23:10:23,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:10:23,727 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 250 transitions. [2023-11-06 23:10:23,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 23:10:23,727 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 250 transitions. [2023-11-06 23:10:23,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-06 23:10:23,737 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:10:23,737 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2023-11-06 23:10:23,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:10:23,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:10:23,939 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:10:23,939 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:10:23,939 INFO L85 PathProgramCache]: Analyzing trace with hash -2144728741, now seen corresponding path program 1 times [2023-11-06 23:10:23,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:10:23,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750700473] [2023-11-06 23:10:23,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:10:23,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:10:24,140 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:10:24,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [326382391] [2023-11-06 23:10:24,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:10:24,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:10:24,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:10:24,143 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:10:24,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 23:10:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:10:24,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 2244 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 23:10:24,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:10:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-06 23:10:24,959 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:10:24,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:10:24,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750700473] [2023-11-06 23:10:24,960 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:10:24,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326382391] [2023-11-06 23:10:24,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326382391] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:10:24,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:10:24,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:10:24,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333311803] [2023-11-06 23:10:24,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:10:24,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:10:24,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:10:24,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:10:24,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:10:24,965 INFO L87 Difference]: Start difference. First operand 191 states and 250 transitions. Second operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-06 23:10:25,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:10:25,126 INFO L93 Difference]: Finished difference Result 348 states and 457 transitions. [2023-11-06 23:10:25,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 23:10:25,128 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 97 [2023-11-06 23:10:25,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:10:25,137 INFO L225 Difference]: With dead ends: 348 [2023-11-06 23:10:25,137 INFO L226 Difference]: Without dead ends: 193 [2023-11-06 23:10:25,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:10:25,140 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 2 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1181 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:10:25,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1181 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:10:25,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-06 23:10:25,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2023-11-06 23:10:25,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 126 states have (on average 1.2222222222222223) internal successors, (154), 128 states have internal predecessors, (154), 49 states have call successors, (49), 16 states have call predecessors, (49), 17 states have return successors, (50), 48 states have call predecessors, (50), 48 states have call successors, (50) [2023-11-06 23:10:25,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 253 transitions. [2023-11-06 23:10:25,166 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 253 transitions. Word has length 97 [2023-11-06 23:10:25,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:10:25,167 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 253 transitions. [2023-11-06 23:10:25,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-06 23:10:25,167 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 253 transitions. [2023-11-06 23:10:25,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-06 23:10:25,170 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:10:25,170 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2023-11-06 23:10:25,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:10:25,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:10:25,382 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:10:25,382 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:10:25,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1693315363, now seen corresponding path program 1 times [2023-11-06 23:10:25,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:10:25,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686416718] [2023-11-06 23:10:25,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:10:25,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:10:25,548 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:10:25,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [218270648] [2023-11-06 23:10:25,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:10:25,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:10:25,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:10:25,553 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:10:25,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 23:10:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:10:26,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 23:10:26,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:10:26,245 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-06 23:10:26,245 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:10:26,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:10:26,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686416718] [2023-11-06 23:10:26,246 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:10:26,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [218270648] [2023-11-06 23:10:26,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [218270648] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:10:26,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:10:26,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:10:26,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888726277] [2023-11-06 23:10:26,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:10:26,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:10:26,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:10:26,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:10:26,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:10:26,250 INFO L87 Difference]: Start difference. First operand 193 states and 253 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-06 23:10:26,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:10:26,367 INFO L93 Difference]: Finished difference Result 263 states and 334 transitions. [2023-11-06 23:10:26,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 23:10:26,369 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 105 [2023-11-06 23:10:26,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:10:26,372 INFO L225 Difference]: With dead ends: 263 [2023-11-06 23:10:26,372 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 23:10:26,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:10:26,375 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:10:26,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 392 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:10:26,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 23:10:26,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 23:10:26,376 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) [2023-11-06 23:10:26,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 23:10:26,377 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2023-11-06 23:10:26,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:10:26,377 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:10:26,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-06 23:10:26,378 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:10:26,378 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 23:10:26,380 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:10:26,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:10:26,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:10:26,591 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 23:10:26,769 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2023-11-06 23:10:26,770 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6931 6936) the Hoare annotation is: true [2023-11-06 23:10:26,770 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2023-11-06 23:10:26,770 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2023-11-06 23:10:26,770 INFO L902 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: true [2023-11-06 23:10:26,771 INFO L899 garLoopResultBuilder]: For program point L8229-7(lines 8229 8232) no Hoare annotation was computed. [2023-11-06 23:10:26,771 INFO L899 garLoopResultBuilder]: For program point L8229-5(lines 8229 8232) no Hoare annotation was computed. [2023-11-06 23:10:26,771 INFO L899 garLoopResultBuilder]: For program point L8229-4(line 8229) no Hoare annotation was computed. [2023-11-06 23:10:26,771 INFO L899 garLoopResultBuilder]: For program point L8262-5(lines 8262 8263) no Hoare annotation was computed. [2023-11-06 23:10:26,771 INFO L899 garLoopResultBuilder]: For program point L8219(lines 8219 8223) no Hoare annotation was computed. [2023-11-06 23:10:26,771 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8275 8296) no Hoare annotation was computed. [2023-11-06 23:10:26,771 INFO L899 garLoopResultBuilder]: For program point L8271(line 8271) no Hoare annotation was computed. [2023-11-06 23:10:26,772 INFO L895 garLoopResultBuilder]: At program point aws_priority_queue_backpointers_valid_returnLabel#1(lines 8217 8272) the Hoare annotation is: (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 23:10:26,772 INFO L899 garLoopResultBuilder]: For program point L8271-4(line 8271) no Hoare annotation was computed. [2023-11-06 23:10:26,772 INFO L899 garLoopResultBuilder]: For program point L8271-3(line 8271) no Hoare annotation was computed. [2023-11-06 23:10:26,772 INFO L895 garLoopResultBuilder]: At program point L8271-2(line 8271) the Hoare annotation is: (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 23:10:26,773 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8275 8296) the Hoare annotation is: true [2023-11-06 23:10:26,773 INFO L895 garLoopResultBuilder]: At program point L8290(line 8290) the Hoare annotation is: (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 23:10:26,773 INFO L899 garLoopResultBuilder]: For program point L8290-1(line 8290) no Hoare annotation was computed. [2023-11-06 23:10:26,773 INFO L899 garLoopResultBuilder]: For program point L8278(lines 8278 8282) no Hoare annotation was computed. [2023-11-06 23:10:26,773 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8275 8296) no Hoare annotation was computed. [2023-11-06 23:10:26,774 INFO L899 garLoopResultBuilder]: For program point L8262(line 8262) no Hoare annotation was computed. [2023-11-06 23:10:26,774 INFO L899 garLoopResultBuilder]: For program point L8229-2(line 8229) no Hoare annotation was computed. [2023-11-06 23:10:26,774 INFO L899 garLoopResultBuilder]: For program point L8262-3(lines 8262 8263) no Hoare annotation was computed. [2023-11-06 23:10:26,774 INFO L899 garLoopResultBuilder]: For program point L8229-1(line 8229) no Hoare annotation was computed. [2023-11-06 23:10:26,774 INFO L899 garLoopResultBuilder]: For program point L8262-2(line 8262) no Hoare annotation was computed. [2023-11-06 23:10:26,774 INFO L895 garLoopResultBuilder]: At program point L8229(line 8229) the Hoare annotation is: (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 23:10:26,775 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2023-11-06 23:10:26,775 INFO L902 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: true [2023-11-06 23:10:26,775 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2023-11-06 23:10:26,775 INFO L902 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: true [2023-11-06 23:10:26,775 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2023-11-06 23:10:26,775 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2023-11-06 23:10:26,776 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2023-11-06 23:10:26,776 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2023-11-06 23:10:26,776 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6742 6754) the Hoare annotation is: true [2023-11-06 23:10:26,776 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2023-11-06 23:10:26,776 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2023-11-06 23:10:26,776 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2023-11-06 23:10:26,777 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2023-11-06 23:10:26,777 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2023-11-06 23:10:26,777 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2023-11-06 23:10:26,777 INFO L902 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: true [2023-11-06 23:10:26,777 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2023-11-06 23:10:26,777 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6728 6740) the Hoare annotation is: true [2023-11-06 23:10:26,777 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2023-11-06 23:10:26,778 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2023-11-06 23:10:26,778 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2023-11-06 23:10:26,778 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2023-11-06 23:10:26,778 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2023-11-06 23:10:26,778 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2935 2962) the Hoare annotation is: true [2023-11-06 23:10:26,778 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2023-11-06 23:10:26,779 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2023-11-06 23:10:26,779 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2023-11-06 23:10:26,779 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2023-11-06 23:10:26,779 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2023-11-06 23:10:26,779 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2023-11-06 23:10:26,779 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2023-11-06 23:10:26,780 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2023-11-06 23:10:26,780 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-06 23:10:26,780 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-06 23:10:26,780 INFO L899 garLoopResultBuilder]: For program point L7178(lines 7178 7180) no Hoare annotation was computed. [2023-11-06 23:10:26,780 INFO L899 garLoopResultBuilder]: For program point L7179-1(line 7179) no Hoare annotation was computed. [2023-11-06 23:10:26,780 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7177 7181) no Hoare annotation was computed. [2023-11-06 23:10:26,781 INFO L902 garLoopResultBuilder]: At program point L7179(line 7179) the Hoare annotation is: true [2023-11-06 23:10:26,781 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7177 7181) the Hoare annotation is: true [2023-11-06 23:10:26,781 INFO L899 garLoopResultBuilder]: For program point L7178-2(lines 7177 7181) no Hoare annotation was computed. [2023-11-06 23:10:26,781 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2023-11-06 23:10:26,781 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2023-11-06 23:10:26,781 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2023-11-06 23:10:26,782 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2586 2594) the Hoare annotation is: true [2023-11-06 23:10:26,782 INFO L902 garLoopResultBuilder]: At program point aws_mul_u64_checked_returnLabel#1(lines 2497 2502) the Hoare annotation is: true [2023-11-06 23:10:26,782 INFO L902 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: true [2023-11-06 23:10:26,782 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2023-11-06 23:10:26,782 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2023-11-06 23:10:26,782 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validEXIT(lines 8178 8194) no Hoare annotation was computed. [2023-11-06 23:10:26,783 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validFINAL(lines 8178 8194) no Hoare annotation was computed. [2023-11-06 23:10:26,783 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8178 8194) the Hoare annotation is: true [2023-11-06 23:10:26,783 INFO L899 garLoopResultBuilder]: For program point L8185(lines 8185 8190) no Hoare annotation was computed. [2023-11-06 23:10:26,783 INFO L899 garLoopResultBuilder]: For program point L8180-1(lines 8180 8184) no Hoare annotation was computed. [2023-11-06 23:10:26,783 INFO L902 garLoopResultBuilder]: At program point L8180(line 8180) the Hoare annotation is: true [2023-11-06 23:10:26,783 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2023-11-06 23:10:26,784 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2023-11-06 23:10:26,784 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2023-11-06 23:10:26,784 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2023-11-06 23:10:26,784 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2023-11-06 23:10:26,784 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2331 2348) the Hoare annotation is: true [2023-11-06 23:10:26,784 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2023-11-06 23:10:26,784 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6948 6952) the Hoare annotation is: true [2023-11-06 23:10:26,785 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2023-11-06 23:10:26,785 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2023-11-06 23:10:26,785 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2023-11-06 23:10:26,785 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2023-11-06 23:10:26,785 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2023-11-06 23:10:26,785 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2023-11-06 23:10:26,785 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2023-11-06 23:10:26,786 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-06 23:10:26,786 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-06 23:10:26,786 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-06 23:10:26,786 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-06 23:10:26,786 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: true [2023-11-06 23:10:26,786 INFO L899 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2023-11-06 23:10:26,787 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2023-11-06 23:10:26,787 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-06 23:10:26,787 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2023-11-06 23:10:26,787 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6938 6940) the Hoare annotation is: true [2023-11-06 23:10:26,787 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2023-11-06 23:10:26,787 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-06 23:10:26,788 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: true [2023-11-06 23:10:26,788 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2023-11-06 23:10:26,788 INFO L899 garLoopResultBuilder]: For program point L8475(lines 8475 8483) no Hoare annotation was computed. [2023-11-06 23:10:26,788 INFO L899 garLoopResultBuilder]: For program point L8450-1(line 8450) no Hoare annotation was computed. [2023-11-06 23:10:26,788 INFO L899 garLoopResultBuilder]: For program point L8475-2(lines 8475 8483) no Hoare annotation was computed. [2023-11-06 23:10:26,788 INFO L895 garLoopResultBuilder]: At program point L8492(line 8492) the Hoare annotation is: false [2023-11-06 23:10:26,788 INFO L899 garLoopResultBuilder]: For program point L8492-1(line 8492) no Hoare annotation was computed. [2023-11-06 23:10:26,789 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2023-11-06 23:10:26,789 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(line 8518) the Hoare annotation is: true [2023-11-06 23:10:26,789 INFO L895 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 23:10:26,789 INFO L895 garLoopResultBuilder]: At program point L8451(line 8451) the Hoare annotation is: false [2023-11-06 23:10:26,789 INFO L895 garLoopResultBuilder]: At program point L8451-1(line 8451) the Hoare annotation is: false [2023-11-06 23:10:26,789 INFO L899 garLoopResultBuilder]: For program point L7204-1(line 7204) no Hoare annotation was computed. [2023-11-06 23:10:26,790 INFO L895 garLoopResultBuilder]: At program point L7204(line 7204) the Hoare annotation is: false [2023-11-06 23:10:26,790 INFO L899 garLoopResultBuilder]: For program point L8451-2(line 8451) no Hoare annotation was computed. [2023-11-06 23:10:26,790 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 23:10:26,790 INFO L899 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2023-11-06 23:10:26,790 INFO L895 garLoopResultBuilder]: At program point aws_priority_queue_is_bounded_returnLabel#1(lines 6783 6801) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 23:10:26,790 INFO L899 garLoopResultBuilder]: For program point L8460(lines 8460 8517) no Hoare annotation was computed. [2023-11-06 23:10:26,791 INFO L895 garLoopResultBuilder]: At program point L8452(line 8452) the Hoare annotation is: false [2023-11-06 23:10:26,791 INFO L895 garLoopResultBuilder]: At program point L8452-1(line 8452) the Hoare annotation is: false [2023-11-06 23:10:26,791 INFO L899 garLoopResultBuilder]: For program point L8452-2(line 8452) no Hoare annotation was computed. [2023-11-06 23:10:26,791 INFO L899 garLoopResultBuilder]: For program point L7205(lines 7205 7207) no Hoare annotation was computed. [2023-11-06 23:10:26,791 INFO L895 garLoopResultBuilder]: At program point nondet_size_t_returnLabel#1(line 263) the Hoare annotation is: false [2023-11-06 23:10:26,791 INFO L895 garLoopResultBuilder]: At program point L8469(line 8469) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 23:10:26,792 INFO L895 garLoopResultBuilder]: At program point L8469-1(line 8469) the Hoare annotation is: (= 0 |ULTIMATE.start_aws_priority_queue_s_swap_harness_#t~ret955#1|) [2023-11-06 23:10:26,792 INFO L899 garLoopResultBuilder]: For program point L8469-2(line 8469) no Hoare annotation was computed. [2023-11-06 23:10:26,792 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 23:10:26,792 INFO L895 garLoopResultBuilder]: At program point L7206(line 7206) the Hoare annotation is: false [2023-11-06 23:10:26,792 INFO L899 garLoopResultBuilder]: For program point L7206-1(line 7206) no Hoare annotation was computed. [2023-11-06 23:10:26,792 INFO L899 garLoopResultBuilder]: For program point L8511-2(lines 8511 8513) no Hoare annotation was computed. [2023-11-06 23:10:26,792 INFO L899 garLoopResultBuilder]: For program point L8511(lines 8511 8513) no Hoare annotation was computed. [2023-11-06 23:10:26,793 INFO L899 garLoopResultBuilder]: For program point L8454(lines 8454 8457) no Hoare annotation was computed. [2023-11-06 23:10:26,793 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2023-11-06 23:10:26,793 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2023-11-06 23:10:26,793 INFO L895 garLoopResultBuilder]: At program point L7191(lines 7191 7208) the Hoare annotation is: false [2023-11-06 23:10:26,793 INFO L899 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2023-11-06 23:10:26,793 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7189) no Hoare annotation was computed. [2023-11-06 23:10:26,794 INFO L895 garLoopResultBuilder]: At program point L8455(line 8455) the Hoare annotation is: false [2023-11-06 23:10:26,794 INFO L899 garLoopResultBuilder]: For program point L8455-1(line 8455) no Hoare annotation was computed. [2023-11-06 23:10:26,794 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 23:10:26,794 INFO L895 garLoopResultBuilder]: At program point L8480(line 8480) the Hoare annotation is: false [2023-11-06 23:10:26,794 INFO L899 garLoopResultBuilder]: For program point L8480-1(line 8480) no Hoare annotation was computed. [2023-11-06 23:10:26,794 INFO L899 garLoopResultBuilder]: For program point L8447(lines 8447 8458) no Hoare annotation was computed. [2023-11-06 23:10:26,795 INFO L895 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 23:10:26,795 INFO L895 garLoopResultBuilder]: At program point L8472(line 8472) the Hoare annotation is: false [2023-11-06 23:10:26,795 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 23:10:26,795 INFO L899 garLoopResultBuilder]: For program point L8472-1(line 8472) no Hoare annotation was computed. [2023-11-06 23:10:26,795 INFO L899 garLoopResultBuilder]: For program point L7184(lines 7184 7188) no Hoare annotation was computed. [2023-11-06 23:10:26,795 INFO L895 garLoopResultBuilder]: At program point L8456(line 8456) the Hoare annotation is: false [2023-11-06 23:10:26,796 INFO L899 garLoopResultBuilder]: For program point L8456-1(line 8456) no Hoare annotation was computed. [2023-11-06 23:10:26,796 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 23:10:26,796 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2023-11-06 23:10:26,796 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2023-11-06 23:10:26,796 INFO L895 garLoopResultBuilder]: At program point L8448(line 8448) the Hoare annotation is: false [2023-11-06 23:10:26,796 INFO L895 garLoopResultBuilder]: At program point L8448-1(line 8448) the Hoare annotation is: false [2023-11-06 23:10:26,796 INFO L899 garLoopResultBuilder]: For program point L8448-2(line 8448) no Hoare annotation was computed. [2023-11-06 23:10:26,797 INFO L895 garLoopResultBuilder]: At program point L8473(line 8473) the Hoare annotation is: false [2023-11-06 23:10:26,797 INFO L899 garLoopResultBuilder]: For program point L8473-1(line 8473) no Hoare annotation was computed. [2023-11-06 23:10:26,797 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2023-11-06 23:10:26,797 INFO L895 garLoopResultBuilder]: At program point L8465(line 8465) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 23:10:26,797 INFO L899 garLoopResultBuilder]: For program point L8465-1(line 8465) no Hoare annotation was computed. [2023-11-06 23:10:26,797 INFO L895 garLoopResultBuilder]: At program point L8515(line 8515) the Hoare annotation is: false [2023-11-06 23:10:26,798 INFO L895 garLoopResultBuilder]: At program point L8482(line 8482) the Hoare annotation is: false [2023-11-06 23:10:26,798 INFO L899 garLoopResultBuilder]: For program point L8515-1(line 8515) no Hoare annotation was computed. [2023-11-06 23:10:26,798 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2023-11-06 23:10:26,798 INFO L895 garLoopResultBuilder]: At program point L8507(line 8507) the Hoare annotation is: false [2023-11-06 23:10:26,798 INFO L895 garLoopResultBuilder]: At program point L8507-1(line 8507) the Hoare annotation is: false [2023-11-06 23:10:26,798 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2023-11-06 23:10:26,799 INFO L899 garLoopResultBuilder]: For program point L8482-1(line 8482) no Hoare annotation was computed. [2023-11-06 23:10:26,799 INFO L895 garLoopResultBuilder]: At program point L8449(line 8449) the Hoare annotation is: false [2023-11-06 23:10:26,799 INFO L899 garLoopResultBuilder]: For program point L8449-1(line 8449) no Hoare annotation was computed. [2023-11-06 23:10:26,799 INFO L895 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2023-11-06 23:10:26,799 INFO L899 garLoopResultBuilder]: For program point L8507-2(line 8507) no Hoare annotation was computed. [2023-11-06 23:10:26,799 INFO L895 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 23:10:26,800 INFO L899 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2023-11-06 23:10:26,800 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2023-11-06 23:10:26,800 INFO L895 garLoopResultBuilder]: At program point L8516(line 8516) the Hoare annotation is: false [2023-11-06 23:10:26,800 INFO L899 garLoopResultBuilder]: For program point L8516-1(line 8516) no Hoare annotation was computed. [2023-11-06 23:10:26,800 INFO L895 garLoopResultBuilder]: At program point L8450(line 8450) the Hoare annotation is: false [2023-11-06 23:10:26,800 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2023-11-06 23:10:26,800 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2023-11-06 23:10:26,801 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-06 23:10:26,801 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-06 23:10:26,801 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-06 23:10:26,801 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-06 23:10:26,801 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-06 23:10:26,801 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-06 23:10:26,804 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 23:10:26,806 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:10:26,828 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 23:10:26,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:10:26 BoogieIcfgContainer [2023-11-06 23:10:26,829 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:10:26,830 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:10:26,830 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:10:26,830 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:10:26,830 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:10:21" (3/4) ... [2023-11-06 23:10:26,832 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 23:10:26,836 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2023-11-06 23:10:26,837 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-06 23:10:26,837 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2023-11-06 23:10:26,837 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2023-11-06 23:10:26,837 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2023-11-06 23:10:26,837 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2023-11-06 23:10:26,837 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-06 23:10:26,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 23:10:26,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-06 23:10:26,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-06 23:10:26,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-06 23:10:26,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2023-11-06 23:10:26,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-06 23:10:26,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2023-11-06 23:10:26,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2023-11-06 23:10:26,839 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-06 23:10:26,855 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2023-11-06 23:10:26,857 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2023-11-06 23:10:26,859 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-06 23:10:26,861 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-06 23:10:26,863 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-06 23:10:26,865 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 23:10:26,867 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 23:10:26,868 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:10:27,614 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 23:10:27,614 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 23:10:27,615 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:10:27,615 INFO L158 Benchmark]: Toolchain (without parser) took 11668.02ms. Allocated memory was 153.1MB in the beginning and 232.8MB in the end (delta: 79.7MB). Free memory was 104.1MB in the beginning and 60.3MB in the end (delta: 43.8MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. [2023-11-06 23:10:27,616 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:10:27,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3103.72ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 103.7MB in the beginning and 142.0MB in the end (delta: -38.3MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2023-11-06 23:10:27,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 270.16ms. Allocated memory is still 192.9MB. Free memory was 142.0MB in the beginning and 131.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 23:10:27,617 INFO L158 Benchmark]: Boogie Preprocessor took 154.54ms. Allocated memory is still 192.9MB. Free memory was 131.5MB in the beginning and 124.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 23:10:27,617 INFO L158 Benchmark]: RCFGBuilder took 2325.18ms. Allocated memory is still 192.9MB. Free memory was 124.2MB in the beginning and 121.7MB in the end (delta: 2.5MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2023-11-06 23:10:27,618 INFO L158 Benchmark]: TraceAbstraction took 5017.04ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 120.6MB in the beginning and 66.2MB in the end (delta: 54.4MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. [2023-11-06 23:10:27,618 INFO L158 Benchmark]: Witness Printer took 785.07ms. Allocated memory is still 232.8MB. Free memory was 66.2MB in the beginning and 60.3MB in the end (delta: 5.9MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2023-11-06 23:10:27,620 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3103.72ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 103.7MB in the beginning and 142.0MB in the end (delta: -38.3MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 270.16ms. Allocated memory is still 192.9MB. Free memory was 142.0MB in the beginning and 131.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 154.54ms. Allocated memory is still 192.9MB. Free memory was 131.5MB in the beginning and 124.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2325.18ms. Allocated memory is still 192.9MB. Free memory was 124.2MB in the beginning and 121.7MB in the end (delta: 2.5MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * TraceAbstraction took 5017.04ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 120.6MB in the beginning and 66.2MB in the end (delta: 54.4MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. * Witness Printer took 785.07ms. Allocated memory is still 232.8MB. Free memory was 66.2MB in the beginning and 60.3MB in the end (delta: 5.9MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] * 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]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 196 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 3, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 160 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 160 mSDsluCounter, 1828 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1221 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 112 IncrementalHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 607 mSDtfsCounter, 112 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 300 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=0, InterpolantAutomatonStates: 14, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 282 PreInvPairs, 294 NumberOfFragments, 156 HoareAnnotationTreeSize, 282 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 72 FomulaSimplificationsInter, 150 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 354 SizeOfPredicates, 3 NumberOfNonLiveVariables, 6788 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 309/309 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: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6783]: Loop Invariant Derived loop invariant: (2 <= queue) - InvariantResult [Line: 8518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8217]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-06 23:10:27,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d025a3-9f9c-430e-87b8-51e15705528b/bin/uautomizer-verify-WvqO1wxjHP/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