./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --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 2ce109988390b6767f379f20c8317980e8ad55260534e411b505fed6860deb81 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:38:58,483 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:38:58,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 04:38:58,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:38:58,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:38:58,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:38:58,592 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:38:58,592 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:38:58,593 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:38:58,594 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:38:58,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:38:58,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:38:58,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:38:58,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:38:58,597 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:38:58,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:38:58,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:38:58,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:38:58,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:38:58,600 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:38:58,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:38:58,601 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:38:58,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:38:58,602 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:38:58,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:38:58,603 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:38:58,604 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:38:58,604 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:38:58,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:38:58,605 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:38:58,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:38:58,606 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:38:58,606 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:38:58,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:38:58,607 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:38:58,607 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:38:58,607 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:38:58,608 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:38:58,608 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:38:58,608 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_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ce109988390b6767f379f20c8317980e8ad55260534e411b505fed6860deb81 [2023-11-29 04:38:58,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:38:58,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:38:58,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:38:58,876 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:38:58,877 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:38:58,878 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i [2023-11-29 04:39:01,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:39:02,177 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:39:02,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i [2023-11-29 04:39:02,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/data/09ec7baaa/7b9377e4677249d4a1d4fbd1bf24aaa1/FLAGdf73a224c [2023-11-29 04:39:02,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/data/09ec7baaa/7b9377e4677249d4a1d4fbd1bf24aaa1 [2023-11-29 04:39:02,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:39:02,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:39:02,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:39:02,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:39:02,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:39:02,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:39:02" (1/1) ... [2023-11-29 04:39:02,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b871e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:02, skipping insertion in model container [2023-11-29 04:39:02,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:39:02" (1/1) ... [2023-11-29 04:39:02,342 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:39:02,580 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_efac318e-3117-4421-9841-3c5768d4c816/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i[4494,4507] [2023-11-29 04:39:02,587 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_efac318e-3117-4421-9841-3c5768d4c816/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i[4554,4567] [2023-11-29 04:39:03,503 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,504 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,504 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,505 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,506 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,522 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,523 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,525 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,526 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,528 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,530 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,531 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,531 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:03,970 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-29 04:39:03,971 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-29 04:39:03,972 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-29 04:39:03,974 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-29 04:39:03,976 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-29 04:39:03,977 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-29 04:39:03,977 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-29 04:39:03,978 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-29 04:39:03,979 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-29 04:39:03,980 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-29 04:39:04,178 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,186 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:39:04,284 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:39:04,300 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_efac318e-3117-4421-9841-3c5768d4c816/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i[4494,4507] [2023-11-29 04:39:04,301 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_efac318e-3117-4421-9841-3c5768d4c816/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i[4554,4567] [2023-11-29 04:39:04,356 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,356 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,357 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,357 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,358 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,366 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,366 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,368 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,368 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,369 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,370 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,371 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,371 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,410 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-29 04:39:04,411 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-29 04:39:04,412 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-29 04:39:04,413 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-29 04:39:04,414 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-29 04:39:04,414 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-29 04:39:04,415 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-29 04:39:04,416 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-29 04:39:04,416 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-29 04:39:04,416 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-29 04:39:04,479 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,484 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 04:39:04,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7735-7746] [2023-11-29 04:39:04,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:39:04,744 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,744 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,744 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,744 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,744 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,745 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,745 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,745 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,745 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,745 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,745 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,745 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,746 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,746 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,746 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,746 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:39:04,754 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:39:04,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04 WrapperNode [2023-11-29 04:39:04,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:39:04,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:39:04,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:39:04,756 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:39:04,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:04,832 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:04,900 INFO L138 Inliner]: procedures = 690, calls = 1692, calls flagged for inlining = 53, calls inlined = 8, statements flattened = 667 [2023-11-29 04:39:04,900 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:39:04,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:39:04,901 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:39:04,901 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:39:04,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:04,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:04,923 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:05,017 INFO L175 MemorySlicer]: Split 317 memory accesses to 7 slices as follows [2, 236, 6, 3, 9, 58, 3]. 74 percent of accesses are in the largest equivalence class. The 257 initializations are split as follows [2, 236, 0, 1, 5, 10, 3]. The 7 writes are split as follows [0, 0, 2, 1, 1, 3, 0]. [2023-11-29 04:39:05,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:05,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:05,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:05,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:05,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:05,083 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:05,096 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:39:05,097 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:39:05,097 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:39:05,097 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:39:05,098 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (1/1) ... [2023-11-29 04:39:05,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:39:05,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:39:05,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:39:05,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:39:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-29 04:39:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 04:39:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-29 04:39:05,173 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-29 04:39:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-29 04:39:05,174 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-29 04:39:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-29 04:39:05,174 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-29 04:39:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 04:39:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 04:39:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 04:39:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 04:39:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 04:39:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 04:39:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 04:39:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-29 04:39:05,175 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-29 04:39:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-29 04:39:05,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-29 04:39:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 04:39:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:39:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 04:39:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 04:39:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 04:39:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 04:39:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 04:39:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 04:39:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 04:39:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2023-11-29 04:39:05,177 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2023-11-29 04:39:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:39:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:39:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-29 04:39:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-29 04:39:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-29 04:39:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-29 04:39:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2023-11-29 04:39:05,179 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2023-11-29 04:39:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-29 04:39:05,179 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-29 04:39:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-29 04:39:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-29 04:39:05,180 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-29 04:39:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-29 04:39:05,180 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:39:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:39:05,180 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-29 04:39:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-29 04:39:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 04:39:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 04:39:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 04:39:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 04:39:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 04:39:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 04:39:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 04:39:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 04:39:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 04:39:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 04:39:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 04:39:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 04:39:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 04:39:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 04:39:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 04:39:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-29 04:39:05,183 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-29 04:39:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-29 04:39:05,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-29 04:39:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 04:39:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 04:39:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 04:39:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 04:39:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 04:39:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 04:39:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 04:39:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-29 04:39:05,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-29 04:39:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:39:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 04:39:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 04:39:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 04:39:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 04:39:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 04:39:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 04:39:05,528 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:39:05,531 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:39:06,382 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:39:06,514 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:39:06,514 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:39:06,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:39:06 BoogieIcfgContainer [2023-11-29 04:39:06,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:39:06,517 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:39:06,517 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:39:06,520 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:39:06,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:39:02" (1/3) ... [2023-11-29 04:39:06,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584336ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:39:06, skipping insertion in model container [2023-11-29 04:39:06,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:39:04" (2/3) ... [2023-11-29 04:39:06,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584336ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:39:06, skipping insertion in model container [2023-11-29 04:39:06,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:39:06" (3/3) ... [2023-11-29 04:39:06,522 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_front_harness_negated.i [2023-11-29 04:39:06,538 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:39:06,539 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:39:06,588 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:39:06,594 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=LoopHeads, 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;@38d117e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:39:06,595 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:39:06,599 INFO L276 IsEmpty]: Start isEmpty. Operand has 170 states, 95 states have (on average 1.2421052631578948) internal successors, (118), 96 states have internal predecessors, (118), 56 states have call successors, (56), 17 states have call predecessors, (56), 17 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-29 04:39:06,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-29 04:39:06,616 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:39:06,616 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:39:06,617 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:39:06,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:39:06,623 INFO L85 PathProgramCache]: Analyzing trace with hash -583617916, now seen corresponding path program 1 times [2023-11-29 04:39:06,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:39:06,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369655401] [2023-11-29 04:39:06,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:39:06,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:39:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:39:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 04:39:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-29 04:39:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 04:39:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 04:39:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:39:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 04:39:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 04:39:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 04:39:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-29 04:39:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:39:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 04:39:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 04:39:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 04:39:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 04:39:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 04:39:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 04:39:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 04:39:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 04:39:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 04:39:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 04:39:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:07,557 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-29 04:39:07,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:39:07,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369655401] [2023-11-29 04:39:07,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369655401] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:39:07,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:39:07,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:39:07,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100926712] [2023-11-29 04:39:07,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:39:07,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:39:07,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:39:07,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:39:07,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:39:07,607 INFO L87 Difference]: Start difference. First operand has 170 states, 95 states have (on average 1.2421052631578948) internal successors, (118), 96 states have internal predecessors, (118), 56 states have call successors, (56), 17 states have call predecessors, (56), 17 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 04:39:08,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:39:08,631 INFO L93 Difference]: Finished difference Result 352 states and 523 transitions. [2023-11-29 04:39:08,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:39:08,634 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 123 [2023-11-29 04:39:08,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:39:08,646 INFO L225 Difference]: With dead ends: 352 [2023-11-29 04:39:08,646 INFO L226 Difference]: Without dead ends: 181 [2023-11-29 04:39:08,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:39:08,655 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 148 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:39:08,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 205 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 04:39:08,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2023-11-29 04:39:08,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 164. [2023-11-29 04:39:08,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 91 states have (on average 1.1868131868131868) internal successors, (108), 92 states have internal predecessors, (108), 56 states have call successors, (56), 17 states have call predecessors, (56), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-29 04:39:08,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 218 transitions. [2023-11-29 04:39:08,728 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 218 transitions. Word has length 123 [2023-11-29 04:39:08,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:39:08,729 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 218 transitions. [2023-11-29 04:39:08,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 04:39:08,730 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2023-11-29 04:39:08,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-29 04:39:08,734 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:39:08,734 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:39:08,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 04:39:08,735 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:39:08,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:39:08,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1117143876, now seen corresponding path program 1 times [2023-11-29 04:39:08,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:39:08,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326676084] [2023-11-29 04:39:08,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:39:08,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:39:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:39:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 04:39:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-29 04:39:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 04:39:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 04:39:09,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:39:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 04:39:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 04:39:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 04:39:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-29 04:39:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:39:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 04:39:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 04:39:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 04:39:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 04:39:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 04:39:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 04:39:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:09,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 04:39:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:10,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 04:39:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:10,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 04:39:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:10,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 04:39:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:10,052 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-29 04:39:10,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:39:10,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326676084] [2023-11-29 04:39:10,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326676084] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:39:10,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:39:10,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 04:39:10,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802125165] [2023-11-29 04:39:10,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:39:10,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 04:39:10,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:39:10,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 04:39:10,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:39:10,058 INFO L87 Difference]: Start difference. First operand 164 states and 218 transitions. Second operand has 10 states, 9 states have (on average 4.444444444444445) internal successors, (40), 6 states have internal predecessors, (40), 3 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2023-11-29 04:39:12,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:39:12,383 INFO L93 Difference]: Finished difference Result 345 states and 485 transitions. [2023-11-29 04:39:12,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 04:39:12,384 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.444444444444445) internal successors, (40), 6 states have internal predecessors, (40), 3 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 123 [2023-11-29 04:39:12,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:39:12,390 INFO L225 Difference]: With dead ends: 345 [2023-11-29 04:39:12,390 INFO L226 Difference]: Without dead ends: 240 [2023-11-29 04:39:12,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2023-11-29 04:39:12,394 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 171 mSDsluCounter, 606 mSDsCounter, 0 mSdLazyCounter, 810 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 764 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:39:12,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 764 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 810 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 04:39:12,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2023-11-29 04:39:12,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 177. [2023-11-29 04:39:12,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 99 states have (on average 1.1818181818181819) internal successors, (117), 100 states have internal predecessors, (117), 60 states have call successors, (60), 17 states have call predecessors, (60), 17 states have return successors, (59), 59 states have call predecessors, (59), 58 states have call successors, (59) [2023-11-29 04:39:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 236 transitions. [2023-11-29 04:39:12,433 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 236 transitions. Word has length 123 [2023-11-29 04:39:12,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:39:12,435 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 236 transitions. [2023-11-29 04:39:12,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.444444444444445) internal successors, (40), 6 states have internal predecessors, (40), 3 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2023-11-29 04:39:12,435 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 236 transitions. [2023-11-29 04:39:12,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-29 04:39:12,439 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:39:12,439 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:39:12,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 04:39:12,440 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:39:12,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:39:12,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1993162882, now seen corresponding path program 1 times [2023-11-29 04:39:12,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:39:12,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798703934] [2023-11-29 04:39:12,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:39:12,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:39:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:39:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 04:39:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-29 04:39:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 04:39:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 04:39:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:39:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 04:39:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 04:39:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 04:39:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-29 04:39:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:39:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 04:39:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 04:39:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 04:39:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 04:39:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 04:39:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 04:39:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 04:39:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 04:39:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 04:39:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 04:39:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:13,384 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-29 04:39:13,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:39:13,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798703934] [2023-11-29 04:39:13,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798703934] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:39:13,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:39:13,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 04:39:13,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209955628] [2023-11-29 04:39:13,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:39:13,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 04:39:13,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:39:13,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 04:39:13,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-29 04:39:13,389 INFO L87 Difference]: Start difference. First operand 177 states and 236 transitions. Second operand has 11 states, 10 states have (on average 4.0) internal successors, (40), 7 states have internal predecessors, (40), 4 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2023-11-29 04:39:15,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:39:15,542 INFO L93 Difference]: Finished difference Result 339 states and 474 transitions. [2023-11-29 04:39:15,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 04:39:15,543 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 4.0) internal successors, (40), 7 states have internal predecessors, (40), 4 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 123 [2023-11-29 04:39:15,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:39:15,547 INFO L225 Difference]: With dead ends: 339 [2023-11-29 04:39:15,548 INFO L226 Difference]: Without dead ends: 240 [2023-11-29 04:39:15,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2023-11-29 04:39:15,550 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 178 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 961 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 1252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:39:15,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 911 Invalid, 1252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 961 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 04:39:15,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2023-11-29 04:39:15,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 183. [2023-11-29 04:39:15,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 102 states have (on average 1.1764705882352942) internal successors, (120), 103 states have internal predecessors, (120), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (62), 62 states have call predecessors, (62), 61 states have call successors, (62) [2023-11-29 04:39:15,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 245 transitions. [2023-11-29 04:39:15,585 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 245 transitions. Word has length 123 [2023-11-29 04:39:15,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:39:15,586 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 245 transitions. [2023-11-29 04:39:15,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 4.0) internal successors, (40), 7 states have internal predecessors, (40), 4 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2023-11-29 04:39:15,587 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2023-11-29 04:39:15,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-29 04:39:15,590 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:39:15,590 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:39:15,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 04:39:15,590 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:39:15,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:39:15,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1598796096, now seen corresponding path program 1 times [2023-11-29 04:39:15,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:39:15,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754161254] [2023-11-29 04:39:15,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:39:15,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:39:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:39:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 04:39:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-29 04:39:16,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 04:39:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 04:39:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:39:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 04:39:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 04:39:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 04:39:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-29 04:39:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:39:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 04:39:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 04:39:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 04:39:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 04:39:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 04:39:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 04:39:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 04:39:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 04:39:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 04:39:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 04:39:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-29 04:39:16,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:39:16,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754161254] [2023-11-29 04:39:16,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754161254] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:39:16,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [186394273] [2023-11-29 04:39:16,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:39:16,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:39:16,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:39:16,551 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:39:16,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 04:39:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:17,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 2220 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 04:39:17,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:39:17,225 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-11-29 04:39:17,225 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:39:17,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [186394273] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:39:17,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:39:17,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2023-11-29 04:39:17,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747734074] [2023-11-29 04:39:17,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:39:17,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:39:17,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:39:17,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:39:17,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:39:17,229 INFO L87 Difference]: Start difference. First operand 183 states and 245 transitions. Second operand has 6 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2023-11-29 04:39:17,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:39:17,810 INFO L93 Difference]: Finished difference Result 342 states and 466 transitions. [2023-11-29 04:39:17,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:39:17,810 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 123 [2023-11-29 04:39:17,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:39:17,812 INFO L225 Difference]: With dead ends: 342 [2023-11-29 04:39:17,813 INFO L226 Difference]: Without dead ends: 185 [2023-11-29 04:39:17,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-29 04:39:17,814 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 2 mSDsluCounter, 715 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 903 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:39:17,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 903 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 04:39:17,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-11-29 04:39:17,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2023-11-29 04:39:17,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 103 states have (on average 1.174757281553398) internal successors, (121), 105 states have internal predecessors, (121), 63 states have call successors, (63), 17 states have call predecessors, (63), 18 states have return successors, (71), 62 states have call predecessors, (71), 61 states have call successors, (71) [2023-11-29 04:39:17,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 255 transitions. [2023-11-29 04:39:17,834 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 255 transitions. Word has length 123 [2023-11-29 04:39:17,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:39:17,834 INFO L495 AbstractCegarLoop]: Abstraction has 185 states and 255 transitions. [2023-11-29 04:39:17,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2023-11-29 04:39:17,834 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 255 transitions. [2023-11-29 04:39:17,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-29 04:39:17,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:39:17,837 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:39:17,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:39:18,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:39:18,038 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:39:18,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:39:18,039 INFO L85 PathProgramCache]: Analyzing trace with hash 625551393, now seen corresponding path program 1 times [2023-11-29 04:39:18,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:39:18,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062786551] [2023-11-29 04:39:18,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:39:18,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:39:18,104 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:39:18,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1801795006] [2023-11-29 04:39:18,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:39:18,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:39:18,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:39:18,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:39:18,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 04:39:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:39:18,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 2365 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 04:39:18,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:39:18,717 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-29 04:39:18,718 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:39:18,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:39:18,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062786551] [2023-11-29 04:39:18,718 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:39:18,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1801795006] [2023-11-29 04:39:18,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1801795006] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:39:18,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:39:18,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:39:18,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599887720] [2023-11-29 04:39:18,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:39:18,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:39:18,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:39:18,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:39:18,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:39:18,720 INFO L87 Difference]: Start difference. First operand 185 states and 255 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2023-11-29 04:39:18,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:39:18,972 INFO L93 Difference]: Finished difference Result 220 states and 291 transitions. [2023-11-29 04:39:18,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:39:18,972 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 136 [2023-11-29 04:39:18,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:39:18,973 INFO L225 Difference]: With dead ends: 220 [2023-11-29 04:39:18,973 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 04:39:18,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:39:18,975 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 18 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:39:18,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 197 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:39:18,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 04:39:18,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 04:39:18,977 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) [2023-11-29 04:39:18,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 04:39:18,978 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136 [2023-11-29 04:39:18,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:39:18,978 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 04:39:18,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2023-11-29 04:39:18,979 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 04:39:18,979 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 04:39:18,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 04:39:18,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 04:39:19,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:39:19,184 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 04:39:19,406 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2023-11-29 04:39:19,407 INFO L895 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-29 04:39:19,407 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2778 2783) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-29 04:39:19,407 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2023-11-29 04:39:19,407 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7162 7166) no Hoare annotation was computed. [2023-11-29 04:39:19,407 INFO L899 garLoopResultBuilder]: For program point L7163(lines 7163 7165) no Hoare annotation was computed. [2023-11-29 04:39:19,407 INFO L899 garLoopResultBuilder]: For program point L7164-1(line 7164) no Hoare annotation was computed. [2023-11-29 04:39:19,407 INFO L902 garLoopResultBuilder]: At program point L7164(line 7164) the Hoare annotation is: true [2023-11-29 04:39:19,407 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7162 7166) the Hoare annotation is: true [2023-11-29 04:39:19,407 INFO L899 garLoopResultBuilder]: For program point L7163-2(lines 7162 7166) no Hoare annotation was computed. [2023-11-29 04:39:19,408 INFO L899 garLoopResultBuilder]: For program point nondet_size_tEXIT(line 263) no Hoare annotation was computed. [2023-11-29 04:39:19,408 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 263) the Hoare annotation is: true [2023-11-29 04:39:19,408 INFO L895 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|)) [2023-11-29 04:39:19,408 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2023-11-29 04:39:19,408 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2023-11-29 04:39:19,408 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2023-11-29 04:39:19,408 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2023-11-29 04:39:19,409 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2584 2592) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|)) [2023-11-29 04:39:19,409 INFO L899 garLoopResultBuilder]: For program point aws_mul_u64_checked_returnLabel#1(lines 2495 2500) no Hoare annotation was computed. [2023-11-29 04:39:19,409 INFO L902 garLoopResultBuilder]: At program point L7346(line 7346) the Hoare annotation is: true [2023-11-29 04:39:19,409 INFO L902 garLoopResultBuilder]: At program point L7349-3(lines 7349 7350) the Hoare annotation is: true [2023-11-29 04:39:19,409 INFO L899 garLoopResultBuilder]: For program point L7347(line 7347) no Hoare annotation was computed. [2023-11-29 04:39:19,409 INFO L902 garLoopResultBuilder]: At program point L7342(line 7342) the Hoare annotation is: true [2023-11-29 04:39:19,409 INFO L899 garLoopResultBuilder]: For program point memcpy_implEXIT(lines 7341 7353) no Hoare annotation was computed. [2023-11-29 04:39:19,409 INFO L899 garLoopResultBuilder]: For program point L7349-4(lines 7349 7350) no Hoare annotation was computed. [2023-11-29 04:39:19,410 INFO L902 garLoopResultBuilder]: At program point L7342-1(line 7342) the Hoare annotation is: true [2023-11-29 04:39:19,410 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7341 7353) the Hoare annotation is: true [2023-11-29 04:39:19,410 INFO L902 garLoopResultBuilder]: At program point L2798(line 2798) the Hoare annotation is: true [2023-11-29 04:39:19,410 INFO L902 garLoopResultBuilder]: At program point L2796(line 2796) the Hoare annotation is: true [2023-11-29 04:39:19,410 INFO L899 garLoopResultBuilder]: For program point L2798-1(line 2798) no Hoare annotation was computed. [2023-11-29 04:39:19,410 INFO L899 garLoopResultBuilder]: For program point L2796-1(lines 2796 2798) no Hoare annotation was computed. [2023-11-29 04:39:19,410 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2795 2799) the Hoare annotation is: true [2023-11-29 04:39:19,410 INFO L899 garLoopResultBuilder]: For program point L2796-3(lines 2796 2798) no Hoare annotation was computed. [2023-11-29 04:39:19,410 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 2795 2799) no Hoare annotation was computed. [2023-11-29 04:39:19,410 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: (= ~tl_last_error~0 |old(~tl_last_error~0)|) [2023-11-29 04:39:19,411 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-29 04:39:19,411 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-29 04:39:19,411 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-29 04:39:19,411 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-29 04:39:19,411 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-29 04:39:19,411 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-29 04:39:19,411 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-29 04:39:19,411 INFO L899 garLoopResultBuilder]: For program point L7003-1(line 7003) no Hoare annotation was computed. [2023-11-29 04:39:19,411 INFO L895 garLoopResultBuilder]: At program point L7003(line 7003) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_real#4| |old(#memory_real#4)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |old(#valid)| |#valid|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-29 04:39:19,412 INFO L899 garLoopResultBuilder]: For program point L7005-1(line 7005) no Hoare annotation was computed. [2023-11-29 04:39:19,412 INFO L895 garLoopResultBuilder]: At program point L7005(line 7005) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_real#4| |old(#memory_real#4)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |old(#valid)| |#valid|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-29 04:39:19,412 INFO L899 garLoopResultBuilder]: For program point L6999(line 6999) no Hoare annotation was computed. [2023-11-29 04:39:19,412 INFO L899 garLoopResultBuilder]: For program point L6999-4(lines 6998 7010) no Hoare annotation was computed. [2023-11-29 04:39:19,412 INFO L899 garLoopResultBuilder]: For program point L6999-2(lines 6999 7009) no Hoare annotation was computed. [2023-11-29 04:39:19,412 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6998 7010) no Hoare annotation was computed. [2023-11-29 04:39:19,413 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6998 7010) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_real#4| |old(#memory_real#4)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |old(#valid)| |#valid|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-29 04:39:19,413 INFO L902 garLoopResultBuilder]: At program point L7006(line 7006) the Hoare annotation is: true [2023-11-29 04:39:19,413 INFO L899 garLoopResultBuilder]: For program point L7008-1(line 7008) no Hoare annotation was computed. [2023-11-29 04:39:19,413 INFO L902 garLoopResultBuilder]: At program point L7008(line 7008) the Hoare annotation is: true [2023-11-29 04:39:19,413 INFO L899 garLoopResultBuilder]: For program point L7006-3(lines 7006 7008) no Hoare annotation was computed. [2023-11-29 04:39:19,414 INFO L899 garLoopResultBuilder]: For program point L7006-1(lines 7006 7008) no Hoare annotation was computed. [2023-11-29 04:39:19,414 INFO L899 garLoopResultBuilder]: For program point L7000-1(lines 7000 7002) no Hoare annotation was computed. [2023-11-29 04:39:19,414 INFO L895 garLoopResultBuilder]: At program point L7000(lines 7000 7002) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_real#4| |old(#memory_real#4)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |old(#valid)| |#valid|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-29 04:39:19,414 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6984 6996) no Hoare annotation was computed. [2023-11-29 04:39:19,414 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6984 6996) the Hoare annotation is: true [2023-11-29 04:39:19,415 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2023-11-29 04:39:19,415 INFO L899 garLoopResultBuilder]: For program point L3279(lines 3279 3280) no Hoare annotation was computed. [2023-11-29 04:39:19,415 INFO L899 garLoopResultBuilder]: For program point L3281-2(line 3281) no Hoare annotation was computed. [2023-11-29 04:39:19,415 INFO L899 garLoopResultBuilder]: For program point L3279-3(lines 3279 3281) no Hoare annotation was computed. [2023-11-29 04:39:19,415 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2023-11-29 04:39:19,415 INFO L899 garLoopResultBuilder]: For program point L3279-2(lines 3279 3280) no Hoare annotation was computed. [2023-11-29 04:39:19,416 INFO L899 garLoopResultBuilder]: For program point L3279-5(lines 3279 3281) no Hoare annotation was computed. [2023-11-29 04:39:19,416 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3259 3286) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|)) [2023-11-29 04:39:19,416 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2023-11-29 04:39:19,416 INFO L895 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (and (<= |aws_array_list_is_valid_#in~list.base| aws_array_list_is_valid_~list.base) (<= |aws_array_list_is_valid_#in~list.base| 0)) [2023-11-29 04:39:19,417 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2023-11-29 04:39:19,417 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2023-11-29 04:39:19,417 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-29 04:39:19,417 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-29 04:39:19,417 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2023-11-29 04:39:19,417 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3487 3498) the Hoare annotation is: true [2023-11-29 04:39:19,418 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2023-11-29 04:39:19,418 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2023-11-29 04:39:19,418 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2023-11-29 04:39:19,418 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2023-11-29 04:39:19,418 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2023-11-29 04:39:19,418 INFO L899 garLoopResultBuilder]: For program point L3493(line 3493) no Hoare annotation was computed. [2023-11-29 04:39:19,419 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2023-11-29 04:39:19,419 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2023-11-29 04:39:19,419 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2023-11-29 04:39:19,419 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-29 04:39:19,419 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-29 04:39:19,419 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-29 04:39:19,420 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-29 04:39:19,420 INFO L899 garLoopResultBuilder]: For program point L7356-1(line 7356) no Hoare annotation was computed. [2023-11-29 04:39:19,420 INFO L902 garLoopResultBuilder]: At program point L7356(line 7356) the Hoare annotation is: true [2023-11-29 04:39:19,420 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7355 7357) the Hoare annotation is: true [2023-11-29 04:39:19,420 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7355 7357) no Hoare annotation was computed. [2023-11-29 04:39:19,421 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2785 2787) the Hoare annotation is: true [2023-11-29 04:39:19,421 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2023-11-29 04:39:19,421 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-29 04:39:19,421 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-29 04:39:19,421 INFO L899 garLoopResultBuilder]: For program point L3330-2(line 3330) no Hoare annotation was computed. [2023-11-29 04:39:19,421 INFO L895 garLoopResultBuilder]: At program point L3330-1(line 3330) the Hoare annotation is: false [2023-11-29 04:39:19,422 INFO L899 garLoopResultBuilder]: For program point L7170-1(line 7170) no Hoare annotation was computed. [2023-11-29 04:39:19,422 INFO L899 garLoopResultBuilder]: For program point L7963-1(line 7963) no Hoare annotation was computed. [2023-11-29 04:39:19,422 INFO L895 garLoopResultBuilder]: At program point L7963(line 7963) the Hoare annotation is: false [2023-11-29 04:39:19,422 INFO L899 garLoopResultBuilder]: For program point L7187-1(line 7187) no Hoare annotation was computed. [2023-11-29 04:39:19,422 INFO L895 garLoopResultBuilder]: At program point L7187(line 7187) the Hoare annotation is: false [2023-11-29 04:39:19,422 INFO L899 garLoopResultBuilder]: For program point L7947-1(line 7947) no Hoare annotation was computed. [2023-11-29 04:39:19,423 INFO L895 garLoopResultBuilder]: At program point L7947(line 7947) the Hoare annotation is: false [2023-11-29 04:39:19,423 INFO L899 garLoopResultBuilder]: For program point L7171-1(line 7171) no Hoare annotation was computed. [2023-11-29 04:39:19,423 INFO L895 garLoopResultBuilder]: At program point L7171(line 7171) the Hoare annotation is: false [2023-11-29 04:39:19,423 INFO L899 garLoopResultBuilder]: For program point L3331(line 3331) no Hoare annotation was computed. [2023-11-29 04:39:19,423 INFO L899 garLoopResultBuilder]: For program point L3331-3(line 3331) no Hoare annotation was computed. [2023-11-29 04:39:19,423 INFO L895 garLoopResultBuilder]: At program point L3331-2(line 3331) the Hoare annotation is: false [2023-11-29 04:39:19,423 INFO L899 garLoopResultBuilder]: For program point L7964-1(line 7964) no Hoare annotation was computed. [2023-11-29 04:39:19,423 INFO L895 garLoopResultBuilder]: At program point L7964(line 7964) the Hoare annotation is: false [2023-11-29 04:39:19,424 INFO L899 garLoopResultBuilder]: For program point L7188-1(line 7188) no Hoare annotation was computed. [2023-11-29 04:39:19,424 INFO L895 garLoopResultBuilder]: At program point L7188(line 7188) the Hoare annotation is: false [2023-11-29 04:39:19,424 INFO L899 garLoopResultBuilder]: For program point L7948-1(line 7948) no Hoare annotation was computed. [2023-11-29 04:39:19,424 INFO L895 garLoopResultBuilder]: At program point L7948(line 7948) the Hoare annotation is: false [2023-11-29 04:39:19,424 INFO L899 garLoopResultBuilder]: For program point L7965-1(line 7965) no Hoare annotation was computed. [2023-11-29 04:39:19,424 INFO L895 garLoopResultBuilder]: At program point L7965(line 7965) the Hoare annotation is: false [2023-11-29 04:39:19,424 INFO L899 garLoopResultBuilder]: For program point L7957-2(line 7957) no Hoare annotation was computed. [2023-11-29 04:39:19,424 INFO L895 garLoopResultBuilder]: At program point L7957-1(line 7957) the Hoare annotation is: false [2023-11-29 04:39:19,424 INFO L899 garLoopResultBuilder]: For program point L7189-1(line 7189) no Hoare annotation was computed. [2023-11-29 04:39:19,425 INFO L895 garLoopResultBuilder]: At program point L7957(line 7957) the Hoare annotation is: false [2023-11-29 04:39:19,425 INFO L895 garLoopResultBuilder]: At program point L7189(line 7189) the Hoare annotation is: false [2023-11-29 04:39:19,425 INFO L895 garLoopResultBuilder]: At program point L3341-1(line 3341) the Hoare annotation is: false [2023-11-29 04:39:19,425 INFO L895 garLoopResultBuilder]: At program point L3341(line 3341) the Hoare annotation is: false [2023-11-29 04:39:19,425 INFO L899 garLoopResultBuilder]: For program point L7949-1(line 7949) no Hoare annotation was computed. [2023-11-29 04:39:19,425 INFO L895 garLoopResultBuilder]: At program point L7949(line 7949) the Hoare annotation is: false [2023-11-29 04:39:19,425 INFO L899 garLoopResultBuilder]: For program point L3341-2(line 3341) no Hoare annotation was computed. [2023-11-29 04:39:19,425 INFO L899 garLoopResultBuilder]: For program point L7181(lines 7181 7185) no Hoare annotation was computed. [2023-11-29 04:39:19,425 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 04:39:19,425 INFO L899 garLoopResultBuilder]: For program point aws_array_list_front_returnLabel#1(lines 3328 3343) no Hoare annotation was computed. [2023-11-29 04:39:19,426 INFO L899 garLoopResultBuilder]: For program point L7958(line 7958) no Hoare annotation was computed. [2023-11-29 04:39:19,426 INFO L899 garLoopResultBuilder]: For program point L7190(lines 7190 7192) no Hoare annotation was computed. [2023-11-29 04:39:19,426 INFO L899 garLoopResultBuilder]: For program point L7958-3(line 7958) no Hoare annotation was computed. [2023-11-29 04:39:19,426 INFO L895 garLoopResultBuilder]: At program point L7958-2(line 7958) the Hoare annotation is: false [2023-11-29 04:39:19,426 INFO L895 garLoopResultBuilder]: At program point L3342(line 3342) the Hoare annotation is: false [2023-11-29 04:39:19,427 INFO L899 garLoopResultBuilder]: For program point L3342-1(line 3342) no Hoare annotation was computed. [2023-11-29 04:39:19,427 INFO L895 garLoopResultBuilder]: At program point L3334(line 3334) the Hoare annotation is: false [2023-11-29 04:39:19,427 INFO L899 garLoopResultBuilder]: For program point L3334-1(lines 3334 3339) no Hoare annotation was computed. [2023-11-29 04:39:19,427 INFO L899 garLoopResultBuilder]: For program point L7191-1(line 7191) no Hoare annotation was computed. [2023-11-29 04:39:19,427 INFO L895 garLoopResultBuilder]: At program point L7191(line 7191) the Hoare annotation is: false [2023-11-29 04:39:19,427 INFO L899 garLoopResultBuilder]: For program point L3335-1(line 3335) no Hoare annotation was computed. [2023-11-29 04:39:19,427 INFO L895 garLoopResultBuilder]: At program point L3335(line 3335) the Hoare annotation is: false [2023-11-29 04:39:19,428 INFO L899 garLoopResultBuilder]: For program point L7184-1(line 7184) no Hoare annotation was computed. [2023-11-29 04:39:19,428 INFO L895 garLoopResultBuilder]: At program point L7184(line 7184) the Hoare annotation is: false [2023-11-29 04:39:19,428 INFO L899 garLoopResultBuilder]: For program point L7944-2(line 7944) no Hoare annotation was computed. [2023-11-29 04:39:19,428 INFO L895 garLoopResultBuilder]: At program point L3336(line 3336) the Hoare annotation is: false [2023-11-29 04:39:19,428 INFO L895 garLoopResultBuilder]: At program point L7944-1(line 7944) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-29 04:39:19,428 INFO L895 garLoopResultBuilder]: At program point L7944(line 7944) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-29 04:39:19,428 INFO L899 garLoopResultBuilder]: For program point L7176(lines 7176 7193) no Hoare annotation was computed. [2023-11-29 04:39:19,428 INFO L899 garLoopResultBuilder]: For program point L3336-1(line 3336) no Hoare annotation was computed. [2023-11-29 04:39:19,428 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 04:39:19,429 INFO L899 garLoopResultBuilder]: For program point L7168(lines 7168 7174) no Hoare annotation was computed. [2023-11-29 04:39:19,429 INFO L899 garLoopResultBuilder]: For program point L7969-1(line 7969) no Hoare annotation was computed. [2023-11-29 04:39:19,429 INFO L895 garLoopResultBuilder]: At program point L7969(line 7969) the Hoare annotation is: false [2023-11-29 04:39:19,429 INFO L895 garLoopResultBuilder]: At program point L7961-2(lines 7961 7966) the Hoare annotation is: false [2023-11-29 04:39:19,429 INFO L899 garLoopResultBuilder]: For program point L7961(lines 7961 7966) no Hoare annotation was computed. [2023-11-29 04:39:19,429 INFO L895 garLoopResultBuilder]: At program point L3337-1(line 3337) the Hoare annotation is: false [2023-11-29 04:39:19,430 INFO L895 garLoopResultBuilder]: At program point L3337(line 3337) the Hoare annotation is: false [2023-11-29 04:39:19,430 INFO L895 garLoopResultBuilder]: At program point L7945-1(line 7945) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-29 04:39:19,430 INFO L895 garLoopResultBuilder]: At program point L7945(line 7945) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-29 04:39:19,430 INFO L899 garLoopResultBuilder]: For program point L3337-2(line 3337) no Hoare annotation was computed. [2023-11-29 04:39:19,430 INFO L899 garLoopResultBuilder]: For program point L7169(lines 7169 7173) no Hoare annotation was computed. [2023-11-29 04:39:19,430 INFO L895 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2023-11-29 04:39:19,430 INFO L899 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2023-11-29 04:39:19,430 INFO L895 garLoopResultBuilder]: At program point L7946(line 7946) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_front_harness_#t~ret802#1| 0) [2023-11-29 04:39:19,430 INFO L899 garLoopResultBuilder]: For program point L7946-1(line 7946) no Hoare annotation was computed. [2023-11-29 04:39:19,431 INFO L895 garLoopResultBuilder]: At program point L7170(line 7170) the Hoare annotation is: false [2023-11-29 04:39:19,431 INFO L895 garLoopResultBuilder]: At program point L3330(line 3330) the Hoare annotation is: false [2023-11-29 04:39:19,433 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-29 04:39:19,435 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:39:19,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:39:19 BoogieIcfgContainer [2023-11-29 04:39:19,444 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:39:19,444 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:39:19,444 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:39:19,445 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:39:19,445 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:39:06" (3/4) ... [2023-11-29 04:39:19,447 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 04:39:19,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2023-11-29 04:39:19,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-29 04:39:19,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2023-11-29 04:39:19,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2023-11-29 04:39:19,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2023-11-29 04:39:19,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-29 04:39:19,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-29 04:39:19,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-29 04:39:19,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2023-11-29 04:39:19,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-29 04:39:19,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-29 04:39:19,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2023-11-29 04:39:19,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_size_t [2023-11-29 04:39:19,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-29 04:39:19,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_impl [2023-11-29 04:39:19,452 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2023-11-29 04:39:19,452 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-29 04:39:19,469 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 152 nodes and edges [2023-11-29 04:39:19,472 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2023-11-29 04:39:19,473 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-29 04:39:19,474 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-29 04:39:19,475 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-29 04:39:19,477 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 04:39:19,478 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-29 04:39:19,479 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 04:39:20,231 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 04:39:20,231 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 04:39:20,232 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:39:20,233 INFO L158 Benchmark]: Toolchain (without parser) took 18007.51ms. Allocated memory was 134.2MB in the beginning and 302.0MB in the end (delta: 167.8MB). Free memory was 84.8MB in the beginning and 126.4MB in the end (delta: -41.6MB). Peak memory consumption was 220.5MB. Max. memory is 16.1GB. [2023-11-29 04:39:20,233 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 87.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:39:20,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2528.70ms. Allocated memory is still 134.2MB. Free memory was 84.5MB in the beginning and 57.8MB in the end (delta: 26.7MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2023-11-29 04:39:20,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.04ms. Allocated memory is still 134.2MB. Free memory was 57.8MB in the beginning and 48.7MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 04:39:20,234 INFO L158 Benchmark]: Boogie Preprocessor took 194.94ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 48.7MB in the beginning and 111.8MB in the end (delta: -63.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-11-29 04:39:20,234 INFO L158 Benchmark]: RCFGBuilder took 1418.01ms. Allocated memory is still 174.1MB. Free memory was 111.8MB in the beginning and 106.7MB in the end (delta: 5.1MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2023-11-29 04:39:20,235 INFO L158 Benchmark]: TraceAbstraction took 12926.93ms. Allocated memory was 174.1MB in the beginning and 302.0MB in the end (delta: 127.9MB). Free memory was 105.6MB in the beginning and 77.0MB in the end (delta: 28.7MB). Peak memory consumption was 157.6MB. Max. memory is 16.1GB. [2023-11-29 04:39:20,235 INFO L158 Benchmark]: Witness Printer took 787.47ms. Allocated memory is still 302.0MB. Free memory was 77.0MB in the beginning and 126.4MB in the end (delta: -49.5MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2023-11-29 04:39:20,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 87.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2528.70ms. Allocated memory is still 134.2MB. Free memory was 84.5MB in the beginning and 57.8MB in the end (delta: 26.7MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.04ms. Allocated memory is still 134.2MB. Free memory was 57.8MB in the beginning and 48.7MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 194.94ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 48.7MB in the beginning and 111.8MB in the end (delta: -63.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1418.01ms. Allocated memory is still 174.1MB. Free memory was 111.8MB in the beginning and 106.7MB in the end (delta: 5.1MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. * TraceAbstraction took 12926.93ms. Allocated memory was 174.1MB in the beginning and 302.0MB in the end (delta: 127.9MB). Free memory was 105.6MB in the beginning and 77.0MB in the end (delta: 28.7MB). Peak memory consumption was 157.6MB. Max. memory is 16.1GB. * Witness Printer took 787.47ms. Allocated memory is still 302.0MB. Free memory was 77.0MB in the beginning and 126.4MB in the end (delta: -49.5MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7735]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7735-7746] * 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 18 procedures, 170 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.9s, OverallIterations: 5, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 561 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 517 mSDsluCounter, 2980 SdHoareTripleChecker+Invalid, 5.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2271 mSDsCounter, 784 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2150 IncrementalHoareTripleChecker+Invalid, 2934 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 784 mSolverCounterUnsat, 709 mSDtfsCounter, 2150 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 473 GetRequests, 430 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=185occurred in iteration=4, InterpolantAutomatonStates: 39, 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, 5 MinimizatonAttempts, 137 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 74 LocationsWithAnnotation, 405 PreInvPairs, 411 NumberOfFragments, 293 HoareAnnotationTreeSize, 405 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 74 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 751 NumberOfCodeBlocks, 751 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 745 ConstructedInterpolants, 0 QuantifiedInterpolants, 1503 SizeOfPredicates, 3 NumberOfNonLiveVariables, 4585 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 1291/1320 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: 7349]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-29 04:39:20,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efac318e-3117-4421-9841-3c5768d4c816/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE